Merge branch 'stable'

author: Lars Hjemli <hjemli@gmail.com> 2011-03-05 13:01:59 (UTC)
committer: Lars Hjemli <hjemli@gmail.com> 2011-03-05 13:01:59 (UTC)
commit: 1b09cbd303d889ec2636127584d57b7f1b70c25e (patch) (unidiff)
tree: 2b1188f946451d06af4d9120cbc3ba34de716f21
parent: 979c460e7f71d153ae79da67b8b21c3412f0fe02 (diff)
parent: 9e849950dc7c1f2fb6ffa62ab65bd30f35717d13 (diff)
download: cgit-1b09cbd303d889ec2636127584d57b7f1b70c25e.zip
cgit-1b09cbd303d889ec2636127584d57b7f1b70c25e.tar.gz
cgit-1b09cbd303d889ec2636127584d57b7f1b70c25e.tar.bz2
4 files changed, 7 insertions, 6 deletions
diff --git a/Makefile b/Makefile
index a988751..14b4df4 100644
--- a/Makefile
+++ b/Makefile
@@ -1,244 +1,244 @@
-CGIT_VERSION = v0.8.3.4
+CGIT_VERSION = v0.8.3.5
 CGIT_SCRIPT_NAME = cgit.cgi
 CGIT_SCRIPT_PATH = /var/www/htdocs/cgit
 CGIT_DATA_PATH = $(CGIT_SCRIPT_PATH)
 CGIT_CONFIG = /etc/cgitrc
 CACHE_ROOT = /var/cache/cgit
 prefix = /usr
 libdir = $(prefix)/lib
 filterdir = $(libdir)/cgit/filters
 docdir = $(prefix)/share/doc/cgit
 htmldir = $(docdir)
 pdfdir = $(docdir)
 mandir = $(prefix)/share/man
 SHA1_HEADER = <openssl/sha.h>
 GIT_VER = 1.7.4
 GIT_URL = http://www.kernel.org/pub/software/scm/git/git-$(GIT_VER).tar.bz2
 INSTALL = install
 MAN5_TXT = $(wildcard *.5.txt)
 MAN_TXT  = $(MAN5_TXT)
 DOC_MAN5 = $(patsubst %.txt,%,$(MAN5_TXT))
 DOC_HTML = $(patsubst %.txt,%.html,$(MAN_TXT))
 DOC_PDF  = $(patsubst %.txt,%.pdf,$(MAN_TXT))
 # Define NO_STRCASESTR if you don't have strcasestr.
 #
 # Define NO_OPENSSL to disable linking with OpenSSL and use bundled SHA1
 # implementation (slower).
 #
 # Define NEEDS_LIBICONV if linking with libc is not enough (eg. Darwin).
 #
 # Define NO_C99_FORMAT if your formatted IO functions (printf/scanf et.al.)
 # do not support the 'size specifiers' introduced by C99, namely ll, hh,
 # j, z, t. (representing long long int, char, intmax_t, size_t, ptrdiff_t).
 # some C compilers supported these specifiers prior to C99 as an extension.
 #
 #-include config.mak
 #
 # Platform specific tweaks
 #
 uname_S := $(shell sh -c 'uname -s 2>/dev/null || echo not')
 uname_O := $(shell sh -c 'uname -o 2>/dev/null || echo not')
 uname_R := $(shell sh -c 'uname -r 2>/dev/null || echo not')
 ifeq ($(uname_O),Cygwin)
        NO_STRCASESTR = YesPlease
        NEEDS_LIBICONV = YesPlease
 endif
 #
 # Let the user override the above settings.
 #
 -include cgit.conf
 #
 # Define a way to invoke make in subdirs quietly, shamelessly ripped
 # from git.git
 #
 QUIET_SUBDIR0  = +$(MAKE) -C # space to separate -C and subdir
 QUIET_SUBDIR1  =
 ifneq ($(findstring $(MAKEFLAGS),w),w)
 PRINT_DIR = --no-print-directory
 else # "make -w"
 NO_SUBDIR = :
 endif
 ifndef V
        QUIET_CC       = @echo '   ' CC $@;
        QUIET_MM       = @echo '   ' MM $@;
        QUIET_SUBDIR0  = +@subdir=
        QUIET_SUBDIR1  = ;$(NO_SUBDIR) echo '   ' SUBDIR $$subdir; \
                         $(MAKE) $(PRINT_DIR) -C $$subdir
 endif
 #
 # Define a pattern rule for automatic dependency building
 #
 %.d: %.c
        $(QUIET_MM)$(CC) $(CFLAGS) -MM -MP $< | sed -e 's/\($*\)\.o:/\1.o $@:/g' >$@
 #
 # Define a pattern rule for silent object building
 #
 %.o: %.c
        $(QUIET_CC)$(CC) -o $*.o -c $(CFLAGS) $<
 EXTLIBS = git/libgit.a git/xdiff/lib.a -lz -lpthread
 OBJECTS =
 OBJECTS += cache.o
 OBJECTS += cgit.o
 OBJECTS += cmd.o
 OBJECTS += configfile.o
 OBJECTS += html.o
 OBJECTS += parsing.o
 OBJECTS += scan-tree.o
 OBJECTS += shared.o
 OBJECTS += ui-atom.o
 OBJECTS += ui-blob.o
 OBJECTS += ui-clone.o
 OBJECTS += ui-commit.o
 OBJECTS += ui-diff.o
 OBJECTS += ui-log.o
 OBJECTS += ui-patch.o
 OBJECTS += ui-plain.o
 OBJECTS += ui-refs.o
 OBJECTS += ui-repolist.o
 OBJECTS += ui-shared.o
 OBJECTS += ui-snapshot.o
 OBJECTS += ui-ssdiff.o
 OBJECTS += ui-stats.o
 OBJECTS += ui-summary.o
 OBJECTS += ui-tag.o
 OBJECTS += ui-tree.o
 OBJECTS += vector.o
 ifdef NEEDS_LIBICONV
        EXTLIBS += -liconv
 endif
 .PHONY: all libgit test install uninstall clean force-version get-git \
        doc clean-doc install-doc install-man install-html install-pdf \
        uninstall-doc uninstall-man uninstall-html uninstall-pdf
 all: cgit
 VERSION: force-version
        @./gen-version.sh "$(CGIT_VERSION)"
 -include VERSION
 CFLAGS += -g -Wall -Igit
 CFLAGS += -DSHA1_HEADER='$(SHA1_HEADER)'
 CFLAGS += -DCGIT_VERSION='"$(CGIT_VERSION)"'
 CFLAGS += -DCGIT_CONFIG='"$(CGIT_CONFIG)"'
 CFLAGS += -DCGIT_SCRIPT_NAME='"$(CGIT_SCRIPT_NAME)"'
 CFLAGS += -DCGIT_CACHE_ROOT='"$(CACHE_ROOT)"'
 GIT_OPTIONS = prefix=/usr
 ifdef NO_ICONV
        CFLAGS += -DNO_ICONV
 endif
 ifdef NO_STRCASESTR
        CFLAGS += -DNO_STRCASESTR
 endif
 ifdef NO_C99_FORMAT
        CFLAGS += -DNO_C99_FORMAT
 endif
 ifdef NO_OPENSSL
        CFLAGS += -DNO_OPENSSL
        GIT_OPTIONS += NO_OPENSSL=1
 else
        EXTLIBS += -lcrypto
 endif
 cgit: $(OBJECTS) libgit
        $(QUIET_CC)$(CC) $(CFLAGS) $(LDFLAGS) -o cgit $(OBJECTS) $(EXTLIBS)
 cgit.o: VERSION
 ifneq "$(MAKECMDGOALS)" "clean"
  -include $(OBJECTS:.o=.d)
 endif
 libgit:
        $(QUIET_SUBDIR0)git $(QUIET_SUBDIR1) NO_CURL=1 $(GIT_OPTIONS) libgit.a
        $(QUIET_SUBDIR0)git $(QUIET_SUBDIR1) NO_CURL=1 $(GIT_OPTIONS) xdiff/lib.a
 test: all
        $(QUIET_SUBDIR0)tests $(QUIET_SUBDIR1) all
 install: all
        $(INSTALL) -m 0755 -d $(DESTDIR)$(CGIT_SCRIPT_PATH)
        $(INSTALL) -m 0755 cgit $(DESTDIR)$(CGIT_SCRIPT_PATH)/$(CGIT_SCRIPT_NAME)
        $(INSTALL) -m 0755 -d $(DESTDIR)$(CGIT_DATA_PATH)
        $(INSTALL) -m 0644 cgit.css $(DESTDIR)$(CGIT_DATA_PATH)/cgit.css
        $(INSTALL) -m 0644 cgit.png $(DESTDIR)$(CGIT_DATA_PATH)/cgit.png
        $(INSTALL) -m 0755 -d $(DESTDIR)$(filterdir)
        $(INSTALL) -m 0755 filters/* $(DESTDIR)$(filterdir)
 install-doc: install-man install-html install-pdf
 install-man: doc-man
        $(INSTALL) -m 0755 -d $(DESTDIR)$(mandir)/man5
        $(INSTALL) -m 0644 $(DOC_MAN5) $(DESTDIR)$(mandir)/man5
 install-html: doc-html
        $(INSTALL) -m 0755 -d $(DESTDIR)$(htmldir)
        $(INSTALL) -m 0644 $(DOC_HTML) $(DESTDIR)$(htmldir)
 install-pdf: doc-pdf
        $(INSTALL) -m 0755 -d $(DESTDIR)$(pdfdir)
        $(INSTALL) -m 0644 $(DOC_PDF) $(DESTDIR)$(pdfdir)
 uninstall:
        rm -f $(CGIT_SCRIPT_PATH)/$(CGIT_SCRIPT_NAME)
        rm -f $(CGIT_DATA_PATH)/cgit.css
        rm -f $(CGIT_DATA_PATH)/cgit.png
 uninstall-doc: uninstall-man uninstall-html uninstall-pdf
 uninstall-man:
        @for i in $(DOC_MAN5); do \
            rm -fv $(DESTDIR)$(mandir)/man5/$$i; \
        done
 uninstall-html:
        @for i in $(DOC_HTML); do \
            rm -fv $(DESTDIR)$(htmldir)/$$i; \
        done
 uninstall-pdf:
        @for i in $(DOC_PDF); do \
            rm -fv $(DESTDIR)$(pdfdir)/$$i; \
        done
 doc: doc-man doc-html doc-pdf
 doc-man: doc-man5
 doc-man5: $(DOC_MAN5)
 doc-html: $(DOC_HTML)
 doc-pdf: $(DOC_PDF)
 %.5 : %.5.txt
        a2x -f manpage $<
 $(DOC_HTML): %.html : %.txt
        a2x -f xhtml --stylesheet=cgit-doc.css $<
 $(DOC_PDF): %.pdf : %.txt
        a2x -f pdf cgitrc.5.txt
 clean: clean-doc
        rm -f cgit VERSION *.o *.d
 clean-doc:
        rm -f cgitrc.5 cgitrc.5.html cgitrc.5.pdf cgitrc.5.xml cgitrc.5.fo
 get-git:
-        curl $(GIT_URL) | tar -xj && rm -rf git && mv git-$(GIT_VER) git
+        curl $(GIT_URL) | tar -xjf - && rm -rf git && mv git-$(GIT_VER) git
diff --git a/cgit.c b/cgit.c
index 916feb4..f4dd6ef 100644
--- a/cgit.c
+++ b/cgit.c
@@ -1,791 +1,792 @@
 /* cgit.c: cgi for the git scm
 *
 * Copyright (C) 2006 Lars Hjemli
 * Copyright (C) 2010 Jason A. Donenfeld <Jason@zx2c4.com>
 *
 * Licensed under GNU General Public License v2
 *   (see COPYING for full license text)
 */
 #include "cgit.h"
 #include "cache.h"
 #include "cmd.h"
 #include "configfile.h"
 #include "html.h"
 #include "ui-shared.h"
 #include "ui-stats.h"
 #include "scan-tree.h"
 const char *cgit_version = CGIT_VERSION;
 void add_mimetype(const char *name, const char *value)
 {
        struct string_list_item *item;
        item = string_list_insert(&ctx.cfg.mimetypes, xstrdup(name));
        item->util = xstrdup(value);
 }
 struct cgit_filter *new_filter(const char *cmd, int extra_args)
 {
        struct cgit_filter *f;
        if (!cmd || !cmd[0])
                return NULL;
        f = xmalloc(sizeof(struct cgit_filter));
        f->cmd = xstrdup(cmd);
        f->argv = xmalloc((2 + extra_args) * sizeof(char *));
        f->argv[0] = f->cmd;
        f->argv[1] = NULL;
        return f;
 }
 static void process_cached_repolist(const char *path);
 void repo_config(struct cgit_repo *repo, const char *name, const char *value)
 {
        if (!strcmp(name, "name"))
                repo->name = xstrdup(value);
        else if (!strcmp(name, "clone-url"))
                repo->clone_url = xstrdup(value);
        else if (!strcmp(name, "desc"))
                repo->desc = xstrdup(value);
        else if (!strcmp(name, "owner"))
                repo->owner = xstrdup(value);
        else if (!strcmp(name, "defbranch"))
                repo->defbranch = xstrdup(value);
        else if (!strcmp(name, "snapshots"))
                repo->snapshots = ctx.cfg.snapshots & cgit_parse_snapshots_mask(value);
        else if (!strcmp(name, "enable-commit-graph"))
                repo->enable_commit_graph = ctx.cfg.enable_commit_graph * atoi(value);
        else if (!strcmp(name, "enable-log-filecount"))
                repo->enable_log_filecount = ctx.cfg.enable_log_filecount * atoi(value);
        else if (!strcmp(name, "enable-log-linecount"))
                repo->enable_log_linecount = ctx.cfg.enable_log_linecount * atoi(value);
        else if (!strcmp(name, "enable-remote-branches"))
                repo->enable_remote_branches = atoi(value);
        else if (!strcmp(name, "enable-subject-links"))
                repo->enable_subject_links = atoi(value);
        else if (!strcmp(name, "max-stats"))
                repo->max_stats = cgit_find_stats_period(value, NULL);
        else if (!strcmp(name, "module-link"))
                repo->module_link= xstrdup(value);
        else if (!strcmp(name, "section"))
                repo->section = xstrdup(value);
        else if (!strcmp(name, "readme") && value != NULL)
                repo->readme = xstrdup(value);
        else if (!strcmp(name, "logo") && value != NULL)
                repo->logo = xstrdup(value);
        else if (!strcmp(name, "logo-link") && value != NULL)
                repo->logo_link = xstrdup(value);
        else if (ctx.cfg.enable_filter_overrides) {
                if (!strcmp(name, "about-filter"))
                        repo->about_filter = new_filter(value, 0);
                else if (!strcmp(name, "commit-filter"))
                        repo->commit_filter = new_filter(value, 0);
                else if (!strcmp(name, "source-filter"))
                        repo->source_filter = new_filter(value, 1);
        }
 }
 void config_cb(const char *name, const char *value)
 {
        if (!strcmp(name, "section") || !strcmp(name, "repo.group"))
                ctx.cfg.section = xstrdup(value);
        else if (!strcmp(name, "repo.url"))
                ctx.repo = cgit_add_repo(value);
        else if (ctx.repo && !strcmp(name, "repo.path"))
                ctx.repo->path = trim_end(value, '/');
        else if (ctx.repo && !prefixcmp(name, "repo."))
                repo_config(ctx.repo, name + 5, value);
        else if (!strcmp(name, "readme"))
                ctx.cfg.readme = xstrdup(value);
        else if (!strcmp(name, "root-title"))
                ctx.cfg.root_title = xstrdup(value);
        else if (!strcmp(name, "root-desc"))
                ctx.cfg.root_desc = xstrdup(value);
        else if (!strcmp(name, "root-readme"))
                ctx.cfg.root_readme = xstrdup(value);
        else if (!strcmp(name, "css"))
                ctx.cfg.css = xstrdup(value);
        else if (!strcmp(name, "favicon"))
                ctx.cfg.favicon = xstrdup(value);
        else if (!strcmp(name, "footer"))
                ctx.cfg.footer = xstrdup(value);
        else if (!strcmp(name, "head-include"))
                ctx.cfg.head_include = xstrdup(value);
        else if (!strcmp(name, "header"))
                ctx.cfg.header = xstrdup(value);
        else if (!strcmp(name, "logo"))
                ctx.cfg.logo = xstrdup(value);
        else if (!strcmp(name, "index-header"))
                ctx.cfg.index_header = xstrdup(value);
        else if (!strcmp(name, "index-info"))
                ctx.cfg.index_info = xstrdup(value);
        else if (!strcmp(name, "logo-link"))
                ctx.cfg.logo_link = xstrdup(value);
        else if (!strcmp(name, "module-link"))
                ctx.cfg.module_link = xstrdup(value);
        else if (!strcmp(name, "strict-export"))
                ctx.cfg.strict_export = xstrdup(value);
        else if (!strcmp(name, "virtual-root")) {
                ctx.cfg.virtual_root = trim_end(value, '/');
                if (!ctx.cfg.virtual_root && (!strcmp(value, "/")))
                        ctx.cfg.virtual_root = "";
        } else if (!strcmp(name, "nocache"))
                ctx.cfg.nocache = atoi(value);
        else if (!strcmp(name, "noplainemail"))
                ctx.cfg.noplainemail = atoi(value);
        else if (!strcmp(name, "noheader"))
                ctx.cfg.noheader = atoi(value);
        else if (!strcmp(name, "snapshots"))
                ctx.cfg.snapshots = cgit_parse_snapshots_mask(value);
        else if (!strcmp(name, "enable-filter-overrides"))
                ctx.cfg.enable_filter_overrides = atoi(value);
        else if (!strcmp(name, "enable-gitweb-owner"))
                ctx.cfg.enable_gitweb_owner = atoi(value);
        else if (!strcmp(name, "enable-index-links"))
                ctx.cfg.enable_index_links = atoi(value);
        else if (!strcmp(name, "enable-commit-graph"))
                ctx.cfg.enable_commit_graph = atoi(value);
        else if (!strcmp(name, "enable-log-filecount"))
                ctx.cfg.enable_log_filecount = atoi(value);
        else if (!strcmp(name, "enable-log-linecount"))
                ctx.cfg.enable_log_linecount = atoi(value);
        else if (!strcmp(name, "enable-remote-branches"))
                ctx.cfg.enable_remote_branches = atoi(value);
        else if (!strcmp(name, "enable-subject-links"))
                ctx.cfg.enable_subject_links = atoi(value);
        else if (!strcmp(name, "enable-tree-linenumbers"))
                ctx.cfg.enable_tree_linenumbers = atoi(value);
        else if (!strcmp(name, "max-stats"))
                ctx.cfg.max_stats = cgit_find_stats_period(value, NULL);
        else if (!strcmp(name, "cache-size"))
                ctx.cfg.cache_size = atoi(value);
        else if (!strcmp(name, "cache-root"))
                ctx.cfg.cache_root = xstrdup(expand_macros(value));
        else if (!strcmp(name, "cache-root-ttl"))
                ctx.cfg.cache_root_ttl = atoi(value);
        else if (!strcmp(name, "cache-repo-ttl"))
                ctx.cfg.cache_repo_ttl = atoi(value);
        else if (!strcmp(name, "cache-scanrc-ttl"))
                ctx.cfg.cache_scanrc_ttl = atoi(value);
        else if (!strcmp(name, "cache-static-ttl"))
                ctx.cfg.cache_static_ttl = atoi(value);
        else if (!strcmp(name, "cache-dynamic-ttl"))
                ctx.cfg.cache_dynamic_ttl = atoi(value);
        else if (!strcmp(name, "about-filter"))
                ctx.cfg.about_filter = new_filter(value, 0);
        else if (!strcmp(name, "commit-filter"))
                ctx.cfg.commit_filter = new_filter(value, 0);
        else if (!strcmp(name, "embedded"))
                ctx.cfg.embedded = atoi(value);
        else if (!strcmp(name, "max-atom-items"))
                ctx.cfg.max_atom_items = atoi(value);
        else if (!strcmp(name, "max-message-length"))
                ctx.cfg.max_msg_len = atoi(value);
        else if (!strcmp(name, "max-repodesc-length"))
                ctx.cfg.max_repodesc_len = atoi(value);
        else if (!strcmp(name, "max-blob-size"))
                ctx.cfg.max_blob_size = atoi(value);
        else if (!strcmp(name, "max-repo-count"))
                ctx.cfg.max_repo_count = atoi(value);
        else if (!strcmp(name, "max-commit-count"))
                ctx.cfg.max_commit_count = atoi(value);
        else if (!strcmp(name, "project-list"))
                ctx.cfg.project_list = xstrdup(expand_macros(value));
        else if (!strcmp(name, "scan-path"))
                if (!ctx.cfg.nocache && ctx.cfg.cache_size)
                        process_cached_repolist(expand_macros(value));
                else if (ctx.cfg.project_list)
                        scan_projects(expand_macros(value),
                                      ctx.cfg.project_list, repo_config);
                else
                        scan_tree(expand_macros(value), repo_config);
        else if (!strcmp(name, "scan-hidden-path"))
                ctx.cfg.scan_hidden_path = atoi(value);
        else if (!strcmp(name, "section-from-path"))
                ctx.cfg.section_from_path = atoi(value);
        else if (!strcmp(name, "source-filter"))
                ctx.cfg.source_filter = new_filter(value, 1);
        else if (!strcmp(name, "summary-log"))
                ctx.cfg.summary_log = atoi(value);
        else if (!strcmp(name, "summary-branches"))
                ctx.cfg.summary_branches = atoi(value);
        else if (!strcmp(name, "summary-tags"))
                ctx.cfg.summary_tags = atoi(value);
        else if (!strcmp(name, "side-by-side-diffs"))
                ctx.cfg.ssdiff = atoi(value);
        else if (!strcmp(name, "agefile"))
                ctx.cfg.agefile = xstrdup(value);
        else if (!strcmp(name, "renamelimit"))
                ctx.cfg.renamelimit = atoi(value);
        else if (!strcmp(name, "remove-suffix"))
                ctx.cfg.remove_suffix = atoi(value);
        else if (!strcmp(name, "robots"))
                ctx.cfg.robots = xstrdup(value);
        else if (!strcmp(name, "clone-prefix"))
                ctx.cfg.clone_prefix = xstrdup(value);
        else if (!strcmp(name, "local-time"))
                ctx.cfg.local_time = atoi(value);
        else if (!prefixcmp(name, "mimetype."))
                add_mimetype(name + 9, value);
        else if (!strcmp(name, "include"))
                parse_configfile(expand_macros(value), config_cb);
 }
 static void querystring_cb(const char *name, const char *value)
 {
        if (!value)
                value = "";
        if (!strcmp(name,"r")) {
                ctx.qry.repo = xstrdup(value);
                ctx.repo = cgit_get_repoinfo(value);
        } else if (!strcmp(name, "p")) {
                ctx.qry.page = xstrdup(value);
        } else if (!strcmp(name, "url")) {
                if (*value == '/')
                        value++;
                ctx.qry.url = xstrdup(value);
                cgit_parse_url(value);
        } else if (!strcmp(name, "qt")) {
                ctx.qry.grep = xstrdup(value);
        } else if (!strcmp(name, "q")) {
                ctx.qry.search = xstrdup(value);
        } else if (!strcmp(name, "h")) {
                ctx.qry.head = xstrdup(value);
                ctx.qry.has_symref = 1;
        } else if (!strcmp(name, "id")) {
                ctx.qry.sha1 = xstrdup(value);
                ctx.qry.has_sha1 = 1;
        } else if (!strcmp(name, "id2")) {
                ctx.qry.sha2 = xstrdup(value);
                ctx.qry.has_sha1 = 1;
        } else if (!strcmp(name, "ofs")) {
                ctx.qry.ofs = atoi(value);
        } else if (!strcmp(name, "path")) {
                ctx.qry.path = trim_end(value, '/');
        } else if (!strcmp(name, "name")) {
                ctx.qry.name = xstrdup(value);
        } else if (!strcmp(name, "mimetype")) {
                ctx.qry.mimetype = xstrdup(value);
        } else if (!strcmp(name, "s")){
                ctx.qry.sort = xstrdup(value);
        } else if (!strcmp(name, "showmsg")) {
                ctx.qry.showmsg = atoi(value);
        } else if (!strcmp(name, "period")) {
                ctx.qry.period = xstrdup(value);
        } else if (!strcmp(name, "ss")) {
                ctx.qry.ssdiff = atoi(value);
        } else if (!strcmp(name, "all")) {
                ctx.qry.show_all = atoi(value);
        } else if (!strcmp(name, "context")) {
                ctx.qry.context = atoi(value);
        } else if (!strcmp(name, "ignorews")) {
                ctx.qry.ignorews = atoi(value);
        }
 }
 char *xstrdupn(const char *str)
 {
        return (str ? xstrdup(str) : NULL);
 }
 static void prepare_context(struct cgit_context *ctx)
 {
        memset(ctx, 0, sizeof(*ctx));
        ctx->cfg.agefile = "info/web/last-modified";
        ctx->cfg.nocache = 0;
        ctx->cfg.cache_size = 0;
        ctx->cfg.cache_dynamic_ttl = 5;
        ctx->cfg.cache_max_create_time = 5;
        ctx->cfg.cache_repo_ttl = 5;
        ctx->cfg.cache_root = CGIT_CACHE_ROOT;
        ctx->cfg.cache_root_ttl = 5;
        ctx->cfg.cache_scanrc_ttl = 15;
        ctx->cfg.cache_static_ttl = -1;
        ctx->cfg.css = "/cgit.css";
        ctx->cfg.logo = "/cgit.png";
        ctx->cfg.local_time = 0;
        ctx->cfg.enable_gitweb_owner = 1;
        ctx->cfg.enable_tree_linenumbers = 1;
        ctx->cfg.max_repo_count = 50;
        ctx->cfg.max_commit_count = 50;
        ctx->cfg.max_lock_attempts = 5;
        ctx->cfg.max_msg_len = 80;
        ctx->cfg.max_repodesc_len = 80;
        ctx->cfg.max_blob_size = 0;
        ctx->cfg.max_stats = 0;
        ctx->cfg.module_link = "./?repo=%s&page=commit&id=%s";
        ctx->cfg.project_list = NULL;
        ctx->cfg.renamelimit = -1;
        ctx->cfg.remove_suffix = 0;
        ctx->cfg.robots = "index, nofollow";
        ctx->cfg.root_title = "Git repository browser";
        ctx->cfg.root_desc = "a fast webinterface for the git dscm";
        ctx->cfg.scan_hidden_path = 0;
        ctx->cfg.script_name = CGIT_SCRIPT_NAME;
        ctx->cfg.section = "";
        ctx->cfg.summary_branches = 10;
        ctx->cfg.summary_log = 10;
        ctx->cfg.summary_tags = 10;
        ctx->cfg.max_atom_items = 10;
        ctx->cfg.ssdiff = 0;
        ctx->env.cgit_config = xstrdupn(getenv("CGIT_CONFIG"));
        ctx->env.http_host = xstrdupn(getenv("HTTP_HOST"));
        ctx->env.https = xstrdupn(getenv("HTTPS"));
        ctx->env.no_http = xstrdupn(getenv("NO_HTTP"));
        ctx->env.path_info = xstrdupn(getenv("PATH_INFO"));
        ctx->env.query_string = xstrdupn(getenv("QUERY_STRING"));
        ctx->env.request_method = xstrdupn(getenv("REQUEST_METHOD"));
        ctx->env.script_name = xstrdupn(getenv("SCRIPT_NAME"));
        ctx->env.server_name = xstrdupn(getenv("SERVER_NAME"));
        ctx->env.server_port = xstrdupn(getenv("SERVER_PORT"));
        ctx->page.mimetype = "text/html";
        ctx->page.charset = PAGE_ENCODING;
        ctx->page.filename = NULL;
        ctx->page.size = 0;
        ctx->page.modified = time(NULL);
        ctx->page.expires = ctx->page.modified;
        ctx->page.etag = NULL;
        memset(&ctx->cfg.mimetypes, 0, sizeof(struct string_list));
        if (ctx->env.script_name)
                ctx->cfg.script_name = ctx->env.script_name;
        if (ctx->env.query_string)
                ctx->qry.raw = ctx->env.query_string;
        if (!ctx->env.cgit_config)
                ctx->env.cgit_config = CGIT_CONFIG;
 }
 struct refmatch {
        char *req_ref;
        char *first_ref;
        int match;
 };
 int find_current_ref(const char *refname, const unsigned char *sha1,
                     int flags, void *cb_data)
 {
        struct refmatch *info;
        info = (struct refmatch *)cb_data;
        if (!strcmp(refname, info->req_ref))
                info->match = 1;
        if (!info->first_ref)
                info->first_ref = xstrdup(refname);
        return info->match;
 }
 char *find_default_branch(struct cgit_repo *repo)
 {
        struct refmatch info;
        char *ref;
        info.req_ref = repo->defbranch;
        info.first_ref = NULL;
        info.match = 0;
        for_each_branch_ref(find_current_ref, &info);
        if (info.match)
                ref = info.req_ref;
        else
                ref = info.first_ref;
        if (ref)
                ref = xstrdup(ref);
        return ref;
 }
 static int prepare_repo_cmd(struct cgit_context *ctx)
 {
        char *tmp;
        unsigned char sha1[20];
        int nongit = 0;
        setenv("GIT_DIR", ctx->repo->path, 1);
        setup_git_directory_gently(&nongit);
        if (nongit) {
                ctx->page.title = fmt("%s - %s", ctx->cfg.root_title,
                                      "config error");
                tmp = fmt("Not a git repository: '%s'", ctx->repo->path);
                ctx->repo = NULL;
                cgit_print_http_headers(ctx);
                cgit_print_docstart(ctx);
                cgit_print_pageheader(ctx);
                cgit_print_error(tmp);
                cgit_print_docend();
                return 1;
        }
        ctx->page.title = fmt("%s - %s", ctx->repo->name, ctx->repo->desc);
        if (!ctx->qry.head) {
                ctx->qry.nohead = 1;
                ctx->qry.head = find_default_branch(ctx->repo);
                ctx->repo->defbranch = ctx->qry.head;
        }
        if (!ctx->qry.head) {
                cgit_print_http_headers(ctx);
                cgit_print_docstart(ctx);
                cgit_print_pageheader(ctx);
                cgit_print_error("Repository seems to be empty");
                cgit_print_docend();
                return 1;
        }
        if (get_sha1(ctx->qry.head, sha1)) {
                tmp = xstrdup(ctx->qry.head);
                ctx->qry.head = ctx->repo->defbranch;
                ctx->page.status = 404;
                ctx->page.statusmsg = "not found";
                cgit_print_http_headers(ctx);
                cgit_print_docstart(ctx);
                cgit_print_pageheader(ctx);
                cgit_print_error(fmt("Invalid branch: %s", tmp));
                cgit_print_docend();
                return 1;
        }
        return 0;
 }
 static void process_request(void *cbdata)
 {
        struct cgit_context *ctx = cbdata;
        struct cgit_cmd *cmd;
        cmd = cgit_get_cmd(ctx);
        if (!cmd) {
                ctx->page.title = "cgit error";
                cgit_print_http_headers(ctx);
                cgit_print_docstart(ctx);
                cgit_print_pageheader(ctx);
                cgit_print_error("Invalid request");
                cgit_print_docend();
                return;
        }
        /* If cmd->want_vpath is set, assume ctx->qry.path contains a "virtual"
         * in-project path limit to be made available at ctx->qry.vpath.
         * Otherwise, no path limit is in effect (ctx->qry.vpath = NULL).
         */
        ctx->qry.vpath = cmd->want_vpath ? ctx->qry.path : NULL;
        if (cmd->want_repo && !ctx->repo) {
                cgit_print_http_headers(ctx);
                cgit_print_docstart(ctx);
                cgit_print_pageheader(ctx);
                cgit_print_error(fmt("No repository selected"));
                cgit_print_docend();
                return;
        }
        if (ctx->repo && prepare_repo_cmd(ctx))
                return;
        if (cmd->want_layout) {
                cgit_print_http_headers(ctx);
                cgit_print_docstart(ctx);
                cgit_print_pageheader(ctx);
        }
        cmd->fn(ctx);
        if (cmd->want_layout)
                cgit_print_docend();
 }
 int cmp_repos(const void *a, const void *b)
 {
        const struct cgit_repo *ra = a, *rb = b;
        return strcmp(ra->url, rb->url);
 }
 char *build_snapshot_setting(int bitmap)
 {
        const struct cgit_snapshot_format *f;
        char *result = xstrdup("");
        char *tmp;
        int len;
        for (f = cgit_snapshot_formats; f->suffix; f++) {
                if (f->bit & bitmap) {
                        tmp = result;
                        result = xstrdup(fmt("%s%s ", tmp, f->suffix));
                        free(tmp);
                }
        }
        len = strlen(result);
        if (len)
                result[len - 1] = '\0';
        return result;
 }
 char *get_first_line(char *txt)
 {
        char *t = xstrdup(txt);
        char *p = strchr(t, '\n');
        if (p)
                *p = '\0';
        return t;
 }
 void print_repo(FILE *f, struct cgit_repo *repo)
 {
        fprintf(f, "repo.url=%s\n", repo->url);
        fprintf(f, "repo.name=%s\n", repo->name);
        fprintf(f, "repo.path=%s\n", repo->path);
        if (repo->owner)
                fprintf(f, "repo.owner=%s\n", repo->owner);
        if (repo->desc) {
                char *tmp = get_first_line(repo->desc);
                fprintf(f, "repo.desc=%s\n", tmp);
                free(tmp);
        }
        if (repo->readme)
                fprintf(f, "repo.readme=%s\n", repo->readme);
        if (repo->defbranch)
                fprintf(f, "repo.defbranch=%s\n", repo->defbranch);
        if (repo->module_link)
                fprintf(f, "repo.module-link=%s\n", repo->module_link);
        if (repo->section)
                fprintf(f, "repo.section=%s\n", repo->section);
        if (repo->clone_url)
                fprintf(f, "repo.clone-url=%s\n", repo->clone_url);
        fprintf(f, "repo.enable-commit-graph=%d\n",
                repo->enable_commit_graph);
        fprintf(f, "repo.enable-log-filecount=%d\n",
                repo->enable_log_filecount);
        fprintf(f, "repo.enable-log-linecount=%d\n",
                repo->enable_log_linecount);
        if (repo->about_filter && repo->about_filter != ctx.cfg.about_filter)
                fprintf(f, "repo.about-filter=%s\n", repo->about_filter->cmd);
        if (repo->commit_filter && repo->commit_filter != ctx.cfg.commit_filter)
                fprintf(f, "repo.commit-filter=%s\n", repo->commit_filter->cmd);
        if (repo->source_filter && repo->source_filter != ctx.cfg.source_filter)
                fprintf(f, "repo.source-filter=%s\n", repo->source_filter->cmd);
        if (repo->snapshots != ctx.cfg.snapshots) {
                char *tmp = build_snapshot_setting(repo->snapshots);
                fprintf(f, "repo.snapshots=%s\n", tmp);
                free(tmp);
        }
        if (repo->max_stats != ctx.cfg.max_stats)
                fprintf(f, "repo.max-stats=%s\n",
                        cgit_find_stats_periodname(repo->max_stats));
        fprintf(f, "\n");
 }
 void print_repolist(FILE *f, struct cgit_repolist *list, int start)
 {
        int i;
        for(i = start; i < list->count; i++)
                print_repo(f, &list->repos[i]);
 }
 /* Scan 'path' for git repositories, save the resulting repolist in 'cached_rc'
 * and return 0 on success.
 */
 static int generate_cached_repolist(const char *path, const char *cached_rc)
 {
        char *locked_rc;
        int idx;
        FILE *f;
        locked_rc = xstrdup(fmt("%s.lock", cached_rc));
        f = fopen(locked_rc, "wx");
        if (!f) {
                /* Inform about the error unless the lockfile already existed,
                 * since that only means we've got concurrent requests.
                 */
                if (errno != EEXIST)
                        fprintf(stderr, "[cgit] Error opening %s: %s (%d)\n",
                                locked_rc, strerror(errno), errno);
                return errno;
        }
        idx = cgit_repolist.count;
        if (ctx.cfg.project_list)
                scan_projects(path, ctx.cfg.project_list, repo_config);
        else
                scan_tree(path, repo_config);
        print_repolist(f, &cgit_repolist, idx);
        if (rename(locked_rc, cached_rc))
                fprintf(stderr, "[cgit] Error renaming %s to %s: %s (%d)\n",
                        locked_rc, cached_rc, strerror(errno), errno);
        fclose(f);
        return 0;
 }
 static void process_cached_repolist(const char *path)
 {
        struct stat st;
        char *cached_rc;
        time_t age;
        unsigned long hash;
        hash = hash_str(path);
        if (ctx.cfg.project_list)
                hash += hash_str(ctx.cfg.project_list);
        cached_rc = xstrdup(fmt("%s/rc-%8lx", ctx.cfg.cache_root, hash));
        if (stat(cached_rc, &st)) {
                /* Nothing is cached, we need to scan without forking. And
                 * if we fail to generate a cached repolist, we need to
                 * invoke scan_tree manually.
                 */
                if (generate_cached_repolist(path, cached_rc)) {
                        if (ctx.cfg.project_list)
                                scan_projects(path, ctx.cfg.project_list,
                                              repo_config);
                        else
                                scan_tree(path, repo_config);
                }
                return;
        }
        parse_configfile(cached_rc, config_cb);
        /* If the cached configfile hasn't expired, lets exit now */
        age = time(NULL) - st.st_mtime;
        if (age <= (ctx.cfg.cache_scanrc_ttl * 60))
                return;
        /* The cached repolist has been parsed, but it was old. So lets
         * rescan the specified path and generate a new cached repolist
         * in a child-process to avoid latency for the current request.
         */
        if (fork())
                return;
        exit(generate_cached_repolist(path, cached_rc));
 }
 static void cgit_parse_args(int argc, const char **argv)
 {
        int i;
        int scan = 0;
        for (i = 1; i < argc; i++) {
                if (!strncmp(argv[i], "--cache=", 8)) {
                        ctx.cfg.cache_root = xstrdup(argv[i]+8);
                }
                if (!strcmp(argv[i], "--nocache")) {
                        ctx.cfg.nocache = 1;
                }
                if (!strcmp(argv[i], "--nohttp")) {
                        ctx.env.no_http = "1";
                }
                if (!strncmp(argv[i], "--query=", 8)) {
                        ctx.qry.raw = xstrdup(argv[i]+8);
                }
                if (!strncmp(argv[i], "--repo=", 7)) {
                        ctx.qry.repo = xstrdup(argv[i]+7);
                }
                if (!strncmp(argv[i], "--page=", 7)) {
                        ctx.qry.page = xstrdup(argv[i]+7);
                }
                if (!strncmp(argv[i], "--head=", 7)) {
                        ctx.qry.head = xstrdup(argv[i]+7);
                        ctx.qry.has_symref = 1;
                }
                if (!strncmp(argv[i], "--sha1=", 7)) {
                        ctx.qry.sha1 = xstrdup(argv[i]+7);
                        ctx.qry.has_sha1 = 1;
                }
                if (!strncmp(argv[i], "--ofs=", 6)) {
                        ctx.qry.ofs = atoi(argv[i]+6);
                }
                if (!strncmp(argv[i], "--scan-tree=", 12) ||
                    !strncmp(argv[i], "--scan-path=", 12)) {
                        /* HACK: the global snapshot bitmask defines the
                         * set of allowed snapshot formats, but the config
                         * file hasn't been parsed yet so the mask is
                         * currently 0. By setting all bits high before
                         * scanning we make sure that any in-repo cgitrc
                         * snapshot setting is respected by scan_tree().
                         * BTW: we assume that there'll never be more than
                         * 255 different snapshot formats supported by cgit...
                         */
                        ctx.cfg.snapshots = 0xFF;
                        scan++;
                        scan_tree(argv[i] + 12, repo_config);
                }
        }
        if (scan) {
                qsort(cgit_repolist.repos, cgit_repolist.count,
                        sizeof(struct cgit_repo), cmp_repos);
                print_repolist(stdout, &cgit_repolist, 0);
                exit(0);
        }
 }
 static int calc_ttl()
 {
        if (!ctx.repo)
                return ctx.cfg.cache_root_ttl;
        if (!ctx.qry.page)
                return ctx.cfg.cache_repo_ttl;
        if (ctx.qry.has_symref)
                return ctx.cfg.cache_dynamic_ttl;
        if (ctx.qry.has_sha1)
                return ctx.cfg.cache_static_ttl;
        return ctx.cfg.cache_repo_ttl;
 }
 int main(int argc, const char **argv)
 {
        const char *path;
        char *qry;
        int err, ttl;
        prepare_context(&ctx);
        cgit_repolist.length = 0;
        cgit_repolist.count = 0;
        cgit_repolist.repos = NULL;
        cgit_parse_args(argc, argv);
        parse_configfile(expand_macros(ctx.env.cgit_config), config_cb);
        ctx.repo = NULL;
        http_parse_querystring(ctx.qry.raw, querystring_cb);
        /* If virtual-root isn't specified in cgitrc, lets pretend
-         * that virtual-root equals SCRIPT_NAME.
+         * that virtual-root equals SCRIPT_NAME, minus any possibly
+         * trailing slashes.
         */
        if (!ctx.cfg.virtual_root)
-                ctx.cfg.virtual_root = ctx.cfg.script_name;
+                ctx.cfg.virtual_root = trim_end(ctx.cfg.script_name, '/');
        /* If no url parameter is specified on the querystring, lets
         * use PATH_INFO as url. This allows cgit to work with virtual
         * urls without the need for rewriterules in the webserver (as
         * long as PATH_INFO is included in the cache lookup key).
         */
        path = ctx.env.path_info;
        if (!ctx.qry.url && path) {
                if (path[0] == '/')
                        path++;
                ctx.qry.url = xstrdup(path);
                if (ctx.qry.raw) {
                        qry = ctx.qry.raw;
                        ctx.qry.raw = xstrdup(fmt("%s?%s", path, qry));
                        free(qry);
                } else
                        ctx.qry.raw = xstrdup(ctx.qry.url);
                cgit_parse_url(ctx.qry.url);
        }
        ttl = calc_ttl();
        ctx.page.expires += ttl*60;
        if (ctx.env.request_method && !strcmp(ctx.env.request_method, "HEAD"))
                ctx.cfg.nocache = 1;
        if (ctx.cfg.nocache)
                ctx.cfg.cache_size = 0;
        err = cache_process(ctx.cfg.cache_size, ctx.cfg.cache_root,
                            ctx.qry.raw, ttl, process_request, &ctx);
        if (err)
                cgit_print_error(fmt("Error processing page: %s (%d)",
                                     strerror(err), err));
        return err;
 }
diff --git a/html.c b/html.c
index a1fe87d..a60bc13 100644
--- a/html.c
+++ b/html.c
@@ -1,320 +1,320 @@
 /* html.c: helper functions for html output
 *
 * Copyright (C) 2006 Lars Hjemli
 *
 * Licensed under GNU General Public License v2
 *   (see COPYING for full license text)
 */
 #include <unistd.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>
 #include <string.h>
 #include <errno.h>
 /* Percent-encoding of each character, except: a-zA-Z0-9!$()*,./:;@- */
 static const char* url_escape_table[256] = {
        "%00", "%01", "%02", "%03", "%04", "%05", "%06", "%07", "%08", "%09",
        "%0a", "%0b", "%0c", "%0d", "%0e", "%0f", "%10", "%11", "%12", "%13",
        "%14", "%15", "%16", "%17", "%18", "%19", "%1a", "%1b", "%1c", "%1d",
        "%1e", "%1f", "+", 0, "%22", "%23", 0, "%25", "%26", "%27", 0, 0, 0,
        "%2b", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "%3c", "%3d",
        "%3e", "%3f", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
        0, 0, 0, 0, 0, 0, 0, 0, 0, "%5c", 0, "%5e", 0, "%60", 0, 0, 0, 0, 0,
        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "%7b",
        "%7c", "%7d", 0, "%7f", "%80", "%81", "%82", "%83", "%84", "%85",
        "%86", "%87", "%88", "%89", "%8a", "%8b", "%8c", "%8d", "%8e", "%8f",
        "%90", "%91", "%92", "%93", "%94", "%95", "%96", "%97", "%98", "%99",
        "%9a", "%9b", "%9c", "%9d", "%9e", "%9f", "%a0", "%a1", "%a2", "%a3",
        "%a4", "%a5", "%a6", "%a7", "%a8", "%a9", "%aa", "%ab", "%ac", "%ad",
        "%ae", "%af", "%b0", "%b1", "%b2", "%b3", "%b4", "%b5", "%b6", "%b7",
        "%b8", "%b9", "%ba", "%bb", "%bc", "%bd", "%be", "%bf", "%c0", "%c1",
        "%c2", "%c3", "%c4", "%c5", "%c6", "%c7", "%c8", "%c9", "%ca", "%cb",
        "%cc", "%cd", "%ce", "%cf", "%d0", "%d1", "%d2", "%d3", "%d4", "%d5",
        "%d6", "%d7", "%d8", "%d9", "%da", "%db", "%dc", "%dd", "%de", "%df",
        "%e0", "%e1", "%e2", "%e3", "%e4", "%e5", "%e6", "%e7", "%e8", "%e9",
        "%ea", "%eb", "%ec", "%ed", "%ee", "%ef", "%f0", "%f1", "%f2", "%f3",
        "%f4", "%f5", "%f6", "%f7", "%f8", "%f9", "%fa", "%fb", "%fc", "%fd",
        "%fe", "%ff"
 };
 int htmlfd = STDOUT_FILENO;
 char *fmt(const char *format, ...)
 {
        static char buf[8][1024];
        static int bufidx;
        int len;
        va_list args;
        bufidx++;
        bufidx &= 7;
        va_start(args, format);
        len = vsnprintf(buf[bufidx], sizeof(buf[bufidx]), format, args);
        va_end(args);
        if (len>sizeof(buf[bufidx])) {
                fprintf(stderr, "[html.c] string truncated: %s\n", format);
                exit(1);
        }
        return buf[bufidx];
 }
 void html_raw(const char *data, size_t size)
 {
        write(htmlfd, data, size);
 }
 void html(const char *txt)
 {
        write(htmlfd, txt, strlen(txt));
 }
 void htmlf(const char *format, ...)
 {
        static char buf[65536];
        va_list args;
        va_start(args, format);
        vsnprintf(buf, sizeof(buf), format, args);
        va_end(args);
        html(buf);
 }
 void html_status(int code, const char *msg, int more_headers)
 {
        htmlf("Status: %d %s\n", code, msg);
        if (!more_headers)
                html("\n");
 }
 void html_txt(const char *txt)
 {
        const char *t = txt;
        while(t && *t){
                int c = *t;
                if (c=='<' || c=='>' || c=='&') {
                        html_raw(txt, t - txt);
                        if (c=='>')
                                html("&gt;");
                        else if (c=='<')
                                html("&lt;");
                        else if (c=='&')
                                html("&amp;");
                        txt = t+1;
                }
                t++;
        }
        if (t!=txt)
                html(txt);
 }
 void html_ntxt(int len, const char *txt)
 {
        const char *t = txt;
        while(t && *t && len--){
                int c = *t;
                if (c=='<' || c=='>' || c=='&') {
                        html_raw(txt, t - txt);
                        if (c=='>')
                                html("&gt;");
                        else if (c=='<')
                                html("&lt;");
                        else if (c=='&')
                                html("&amp;");
                        txt = t+1;
                }
                t++;
        }
        if (t!=txt)
                html_raw(txt, t - txt);
        if (len<0)
                html("...");
 }
 void html_attr(const char *txt)
 {
        const char *t = txt;
        while(t && *t){
                int c = *t;
                if (c=='<' || c=='>' || c=='\'' || c=='\"') {
                        html_raw(txt, t - txt);
                        if (c=='>')
                                html("&gt;");
                        else if (c=='<')
                                html("&lt;");
                        else if (c=='\'')
                                html("&#x27;");
                        else if (c=='"')
                                html("&quot;");
                        txt = t+1;
                }
                t++;
        }
        if (t!=txt)
                html(txt);
 }
 void html_url_path(const char *txt)
 {
        const char *t = txt;
        while(t && *t){
                int c = *t;
                const char *e = url_escape_table[c];
                if (e && c!='+' && c!='&' && c!='+') {
                        html_raw(txt, t - txt);
                        html_raw(e, 3);
                        txt = t+1;
                }
                t++;
        }
        if (t!=txt)
                html(txt);
 }
 void html_url_arg(const char *txt)
 {
        const char *t = txt;
        while(t && *t){
                int c = *t;
                const char *e = url_escape_table[c];
                if (e) {
                        html_raw(txt, t - txt);
                        html_raw(e, strlen(e));
                        txt = t+1;
                }
                t++;
        }
        if (t!=txt)
                html(txt);
 }
 void html_hidden(const char *name, const char *value)
 {
        html("<input type='hidden' name='");
        html_attr(name);
        html("' value='");
        html_attr(value);
        html("'/>");
 }
 void html_option(const char *value, const char *text, const char *selected_value)
 {
        html("<option value='");
        html_attr(value);
        html("'");
        if (selected_value && !strcmp(selected_value, value))
                html(" selected='selected'");
        html(">");
        html_txt(text);
        html("</option>\n");
 }
 void html_link_open(const char *url, const char *title, const char *class)
 {
        html("<a href='");
        html_attr(url);
        if (title) {
                html("' title='");
                html_attr(title);
        }
        if (class) {
                html("' class='");
                html_attr(class);
        }
        html("'>");
 }
 void html_link_close(void)
 {
        html("</a>");
 }
 void html_fileperm(unsigned short mode)
 {
        htmlf("%c%c%c", (mode & 4 ? 'r' : '-'),
              (mode & 2 ? 'w' : '-'), (mode & 1 ? 'x' : '-'));
 }
 int html_include(const char *filename)
 {
        FILE *f;
        char buf[4096];
        size_t len;
        if (!(f = fopen(filename, "r"))) {
                fprintf(stderr, "[cgit] Failed to include file %s: %s (%d).\n",
                        filename, strerror(errno), errno);
                return -1;
        }
        while((len = fread(buf, 1, 4096, f)) > 0)
                html_raw(buf, len);
        fclose(f);
        return 0;
 }
 int hextoint(char c)
 {
        if (c >= 'a' && c <= 'f')
                return 10 + c - 'a';
        else if (c >= 'A' && c <= 'F')
                return 10 + c - 'A';
        else if (c >= '0' && c <= '9')
                return c - '0';
        else
                return -1;
 }
 char *convert_query_hexchar(char *txt)
 {
        int d1, d2, n;
        n = strlen(txt);
        if (n < 3) {
                *txt = '\0';
                return txt-1;
        }
        d1 = hextoint(*(txt+1));
        d2 = hextoint(*(txt+2));
        if (d1<0 || d2<0) {
-                memmove(txt, txt+3, n-3);
+                memmove(txt, txt+3, n-2);
                return txt-1;
        } else {
                *txt = d1 * 16 + d2;
                memmove(txt+1, txt+3, n-2);
                return txt;
        }
 }
 int http_parse_querystring(const char *txt_, void (*fn)(const char *name, const char *value))
 {
        char *t, *txt, *value = NULL, c;
        if (!txt_)
                return 0;
        t = txt = strdup(txt_);
        if (t == NULL) {
                printf("Out of memory\n");
                exit(1);
        }
        while((c=*t) != '\0') {
                if (c=='=') {
                        *t = '\0';
                        value = t+1;
                } else if (c=='+') {
                        *t = ' ';
                } else if (c=='%') {
                        t = convert_query_hexchar(t);
                } else if (c=='&') {
                        *t = '\0';
                        (*fn)(txt, value);
                        txt = t+1;
                        value = NULL;
                }
                t++;
        }
        if (t!=txt)
                (*fn)(txt, value);
        return 0;
 }
diff --git a/ui-shared.c b/ui-shared.c
index 7efae7a..5aa9119 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -1,919 +1,919 @@
 /* ui-shared.c: common web output functions
 *
 * Copyright (C) 2006 Lars Hjemli
 *
 * Licensed under GNU General Public License v2
 *   (see COPYING for full license text)
 */
 #include "cgit.h"
 #include "cmd.h"
 #include "html.h"
 const char cgit_doctype[] =
 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\"\n"
 "  \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n";
 static char *http_date(time_t t)
 {
        static char day[][4] =
                {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
        static char month[][4] =
                {"Jan", "Feb", "Mar", "Apr", "May", "Jun",
                 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
        struct tm *tm = gmtime(&t);
        return fmt("%s, %02d %s %04d %02d:%02d:%02d GMT", day[tm->tm_wday],
                   tm->tm_mday, month[tm->tm_mon], 1900+tm->tm_year,
                   tm->tm_hour, tm->tm_min, tm->tm_sec);
 }
 void cgit_print_error(const char *msg)
 {
        html("<div class='error'>");
        html_txt(msg);
        html("</div>\n");
 }
 char *cgit_httpscheme()
 {
        if (ctx.env.https && !strcmp(ctx.env.https, "on"))
                return "https://";
        else
                return "http://";
 }
 char *cgit_hosturl()
 {
        if (ctx.env.http_host)
                return ctx.env.http_host;
        if (!ctx.env.server_name)
                return NULL;
        if (!ctx.env.server_port || atoi(ctx.env.server_port) == 80)
                return ctx.env.server_name;
        return xstrdup(fmt("%s:%s", ctx.env.server_name, ctx.env.server_port));
 }
 char *cgit_rooturl()
 {
        if (ctx.cfg.virtual_root)
                return fmt("%s/", ctx.cfg.virtual_root);
        else
                return ctx.cfg.script_name;
 }
 char *cgit_repourl(const char *reponame)
 {
        if (ctx.cfg.virtual_root) {
                return fmt("%s/%s/", ctx.cfg.virtual_root, reponame);
        } else {
                return fmt("?r=%s", reponame);
        }
 }
 char *cgit_fileurl(const char *reponame, const char *pagename,
                   const char *filename, const char *query)
 {
        char *tmp;
        char *delim;
        if (ctx.cfg.virtual_root) {
                tmp = fmt("%s/%s/%s/%s", ctx.cfg.virtual_root, reponame,
                          pagename, (filename ? filename:""));
                delim = "?";
        } else {
                tmp = fmt("?url=%s/%s/%s", reponame, pagename,
                          (filename ? filename : ""));
                delim = "&";
        }
        if (query)
                tmp = fmt("%s%s%s", tmp, delim, query);
        return tmp;
 }
 char *cgit_pageurl(const char *reponame, const char *pagename,
                   const char *query)
 {
        return cgit_fileurl(reponame,pagename,0,query);
 }
 const char *cgit_repobasename(const char *reponame)
 {
        /* I assume we don't need to store more than one repo basename */
        static char rvbuf[1024];
        int p;
        const char *rv;
        strncpy(rvbuf,reponame,sizeof(rvbuf));
        if(rvbuf[sizeof(rvbuf)-1])
                die("cgit_repobasename: truncated repository name '%s'", reponame);
        p = strlen(rvbuf)-1;
        /* strip trailing slashes */
        while(p && rvbuf[p]=='/') rvbuf[p--]=0;
        /* strip trailing .git */
        if(p>=3 && !strncmp(&rvbuf[p-3],".git",4)) {
                p -= 3; rvbuf[p--] = 0;
        }
        /* strip more trailing slashes if any */
        while( p && rvbuf[p]=='/') rvbuf[p--]=0;
        /* find last slash in the remaining string */
        rv = strrchr(rvbuf,'/');
        if(rv)
                return ++rv;
        return rvbuf;
 }
 char *cgit_currurl()
 {
        if (!ctx.cfg.virtual_root)
                return ctx.cfg.script_name;
        else if (ctx.qry.page)
                return fmt("%s/%s/%s/", ctx.cfg.virtual_root, ctx.qry.repo, ctx.qry.page);
        else if (ctx.qry.repo)
                return fmt("%s/%s/", ctx.cfg.virtual_root, ctx.qry.repo);
        else
                return fmt("%s/", ctx.cfg.virtual_root);
 }
 static void site_url(const char *page, const char *search, int ofs)
 {
        char *delim = "?";
        if (ctx.cfg.virtual_root) {
                html_attr(ctx.cfg.virtual_root);
                if (ctx.cfg.virtual_root[strlen(ctx.cfg.virtual_root) - 1] != '/')
                        html("/");
        } else
                html(ctx.cfg.script_name);
        if (page) {
                htmlf("?p=%s", page);
                delim = "&";
        }
        if (search) {
                html(delim);
                html("q=");
                html_attr(search);
                delim = "&";
        }
        if (ofs) {
                html(delim);
                htmlf("ofs=%d", ofs);
        }
 }
 static void site_link(const char *page, const char *name, const char *title,
                      const char *class, const char *search, int ofs)
 {
        html("<a");
        if (title) {
                html(" title='");
                html_attr(title);
                html("'");
        }
        if (class) {
                html(" class='");
                html_attr(class);
                html("'");
        }
        html(" href='");
        site_url(page, search, ofs);
        html("'>");
        html_txt(name);
        html("</a>");
 }
 void cgit_index_link(const char *name, const char *title, const char *class,
                     const char *pattern, int ofs)
 {
        site_link(NULL, name, title, class, pattern, ofs);
 }
 static char *repolink(const char *title, const char *class, const char *page,
                      const char *head, const char *path)
 {
        char *delim = "?";
        html("<a");
        if (title) {
                html(" title='");
                html_attr(title);
                html("'");
        }
        if (class) {
                html(" class='");
                html_attr(class);
                html("'");
        }
        html(" href='");
        if (ctx.cfg.virtual_root) {
                html_url_path(ctx.cfg.virtual_root);
                if (ctx.cfg.virtual_root[strlen(ctx.cfg.virtual_root) - 1] != '/')
                        html("/");
                html_url_path(ctx.repo->url);
                if (ctx.repo->url[strlen(ctx.repo->url) - 1] != '/')
                        html("/");
                if (page) {
                        html_url_path(page);
                        html("/");
                        if (path)
                                html_url_path(path);
                }
        } else {
                html(ctx.cfg.script_name);
                html("?url=");
                html_url_arg(ctx.repo->url);
                if (ctx.repo->url[strlen(ctx.repo->url) - 1] != '/')
                        html("/");
                if (page) {
                        html_url_arg(page);
                        html("/");
                        if (path)
                                html_url_arg(path);
                }
                delim = "&amp;";
        }
        if (head && strcmp(head, ctx.repo->defbranch)) {
                html(delim);
                html("h=");
                html_url_arg(head);
                delim = "&amp;";
        }
        return fmt("%s", delim);
 }
 static void reporevlink(const char *page, const char *name, const char *title,
                        const char *class, const char *head, const char *rev,
                        const char *path)
 {
        char *delim;
        delim = repolink(title, class, page, head, path);
        if (rev && ctx.qry.head != NULL && strcmp(rev, ctx.qry.head)) {
                html(delim);
                html("id=");
                html_url_arg(rev);
        }
        html("'>");
        html_txt(name);
        html("</a>");
 }
 void cgit_summary_link(const char *name, const char *title, const char *class,
                       const char *head)
 {
        reporevlink(NULL, name, title, class, head, NULL, NULL);
 }
 void cgit_tag_link(const char *name, const char *title, const char *class,
                   const char *head, const char *rev)
 {
        reporevlink("tag", name, title, class, head, rev, NULL);
 }
 void cgit_tree_link(const char *name, const char *title, const char *class,
                    const char *head, const char *rev, const char *path)
 {
        reporevlink("tree", name, title, class, head, rev, path);
 }
 void cgit_plain_link(const char *name, const char *title, const char *class,
                     const char *head, const char *rev, const char *path)
 {
        reporevlink("plain", name, title, class, head, rev, path);
 }
 void cgit_log_link(const char *name, const char *title, const char *class,
                   const char *head, const char *rev, const char *path,
                   int ofs, const char *grep, const char *pattern, int showmsg)
 {
        char *delim;
        delim = repolink(title, class, "log", head, path);
        if (rev && strcmp(rev, ctx.qry.head)) {
                html(delim);
                html("id=");
                html_url_arg(rev);
                delim = "&";
        }
        if (grep && pattern) {
                html(delim);
                html("qt=");
                html_url_arg(grep);
                delim = "&";
                html(delim);
                html("q=");
                html_url_arg(pattern);
        }
        if (ofs > 0) {
                html(delim);
                html("ofs=");
                htmlf("%d", ofs);
                delim = "&";
        }
        if (showmsg) {
                html(delim);
                html("showmsg=1");
        }
        html("'>");
        html_txt(name);
        html("</a>");
 }
 void cgit_commit_link(char *name, const char *title, const char *class,
                      const char *head, const char *rev, const char *path,
                      int toggle_ssdiff)
 {
        if (strlen(name) > ctx.cfg.max_msg_len && ctx.cfg.max_msg_len >= 15) {
                name[ctx.cfg.max_msg_len] = '\0';
                name[ctx.cfg.max_msg_len - 1] = '.';
                name[ctx.cfg.max_msg_len - 2] = '.';
                name[ctx.cfg.max_msg_len - 3] = '.';
        }
        char *delim;
        delim = repolink(title, class, "commit", head, path);
        if (rev && strcmp(rev, ctx.qry.head)) {
                html(delim);
                html("id=");
                html_url_arg(rev);
                delim = "&amp;";
        }
        if ((ctx.qry.ssdiff && !toggle_ssdiff) || (!ctx.qry.ssdiff && toggle_ssdiff)) {
                html(delim);
                html("ss=1");
                delim = "&amp;";
        }
        if (ctx.qry.context > 0 && ctx.qry.context != 3) {
                html(delim);
                html("context=");
                htmlf("%d", ctx.qry.context);
                delim = "&amp;";
        }
        if (ctx.qry.ignorews) {
                html(delim);
                html("ignorews=1");
                delim = "&amp;";
        }
        html("'>");
        html_txt(name);
        html("</a>");
 }
 void cgit_refs_link(const char *name, const char *title, const char *class,
                    const char *head, const char *rev, const char *path)
 {
        reporevlink("refs", name, title, class, head, rev, path);
 }
 void cgit_snapshot_link(const char *name, const char *title, const char *class,
                        const char *head, const char *rev,
                        const char *archivename)
 {
        reporevlink("snapshot", name, title, class, head, rev, archivename);
 }
 void cgit_diff_link(const char *name, const char *title, const char *class,
                    const char *head, const char *new_rev, const char *old_rev,
                    const char *path, int toggle_ssdiff)
 {
        char *delim;
        delim = repolink(title, class, "diff", head, path);
        if (new_rev && ctx.qry.head != NULL && strcmp(new_rev, ctx.qry.head)) {
                html(delim);
                html("id=");
                html_url_arg(new_rev);
                delim = "&amp;";
        }
        if (old_rev) {
                html(delim);
                html("id2=");
                html_url_arg(old_rev);
                delim = "&amp;";
        }
        if ((ctx.qry.ssdiff && !toggle_ssdiff) || (!ctx.qry.ssdiff && toggle_ssdiff)) {
                html(delim);
                html("ss=1");
                delim = "&amp;";
        }
        if (ctx.qry.context > 0 && ctx.qry.context != 3) {
                html(delim);
                html("context=");
                htmlf("%d", ctx.qry.context);
                delim = "&amp;";
        }
        if (ctx.qry.ignorews) {
                html(delim);
                html("ignorews=1");
                delim = "&amp;";
        }
        html("'>");
        html_txt(name);
        html("</a>");
 }
 void cgit_patch_link(const char *name, const char *title, const char *class,
                     const char *head, const char *rev, const char *path)
 {
        reporevlink("patch", name, title, class, head, rev, path);
 }
 void cgit_stats_link(const char *name, const char *title, const char *class,
                     const char *head, const char *path)
 {
        reporevlink("stats", name, title, class, head, NULL, path);
 }
 void cgit_self_link(char *name, const char *title, const char *class,
                    struct cgit_context *ctx)
 {
        if (!strcmp(ctx->qry.page, "repolist"))
                return cgit_index_link(name, title, class, ctx->qry.search,
                                       ctx->qry.ofs);
        else if (!strcmp(ctx->qry.page, "summary"))
                return cgit_summary_link(name, title, class, ctx->qry.head);
        else if (!strcmp(ctx->qry.page, "tag"))
                return cgit_tag_link(name, title, class, ctx->qry.head,
                                     ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL);
        else if (!strcmp(ctx->qry.page, "tree"))
                return cgit_tree_link(name, title, class, ctx->qry.head,
                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
                                      ctx->qry.path);
        else if (!strcmp(ctx->qry.page, "plain"))
                return cgit_plain_link(name, title, class, ctx->qry.head,
                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
                                      ctx->qry.path);
        else if (!strcmp(ctx->qry.page, "log"))
                return cgit_log_link(name, title, class, ctx->qry.head,
                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
                                      ctx->qry.path, ctx->qry.ofs,
                                      ctx->qry.grep, ctx->qry.search,
                                      ctx->qry.showmsg);
        else if (!strcmp(ctx->qry.page, "commit"))
                return cgit_commit_link(name, title, class, ctx->qry.head,
                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
                                      ctx->qry.path, 0);
        else if (!strcmp(ctx->qry.page, "patch"))
                return cgit_patch_link(name, title, class, ctx->qry.head,
                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
                                      ctx->qry.path);
        else if (!strcmp(ctx->qry.page, "refs"))
                return cgit_refs_link(name, title, class, ctx->qry.head,
                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
                                      ctx->qry.path);
        else if (!strcmp(ctx->qry.page, "snapshot"))
                return cgit_snapshot_link(name, title, class, ctx->qry.head,
                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
                                      ctx->qry.path);
        else if (!strcmp(ctx->qry.page, "diff"))
                return cgit_diff_link(name, title, class, ctx->qry.head,
                                      ctx->qry.sha1, ctx->qry.sha2,
                                      ctx->qry.path, 0);
        else if (!strcmp(ctx->qry.page, "stats"))
                return cgit_stats_link(name, title, class, ctx->qry.head,
                                      ctx->qry.path);
        /* Don't known how to make link for this page */
        repolink(title, class, ctx->qry.page, ctx->qry.head, ctx->qry.path);
        html("><!-- cgit_self_link() doesn't know how to make link for page '");
        html_txt(ctx->qry.page);
        html("' -->");
        html_txt(name);
        html("</a>");
 }
 void cgit_object_link(struct object *obj)
 {
        char *page, *shortrev, *fullrev, *name;
        fullrev = sha1_to_hex(obj->sha1);
        shortrev = xstrdup(fullrev);
        shortrev[10] = '\0';
        if (obj->type == OBJ_COMMIT) {
                cgit_commit_link(fmt("commit %s...", shortrev), NULL, NULL,
                                 ctx.qry.head, fullrev, NULL, 0);
                return;
        } else if (obj->type == OBJ_TREE)
                page = "tree";
        else if (obj->type == OBJ_TAG)
                page = "tag";
        else
                page = "blob";
        name = fmt("%s %s...", typename(obj->type), shortrev);
        reporevlink(page, name, NULL, NULL, ctx.qry.head, fullrev, NULL);
 }
 void cgit_print_date(time_t secs, const char *format, int local_time)
 {
        char buf[64];
        struct tm *time;
        if (!secs)
                return;
        if(local_time)
                time = localtime(&secs);
        else
                time = gmtime(&secs);
        strftime(buf, sizeof(buf)-1, format, time);
        html_txt(buf);
 }
 void cgit_print_age(time_t t, time_t max_relative, const char *format)
 {
        time_t now, secs;
        if (!t)
                return;
        time(&now);
        secs = now - t;
        if (secs > max_relative && max_relative >= 0) {
                cgit_print_date(t, format, ctx.cfg.local_time);
                return;
        }
        if (secs < TM_HOUR * 2) {
                htmlf("<span class='age-mins'>%.0f min.</span>",
                      secs * 1.0 / TM_MIN);
                return;
        }
        if (secs < TM_DAY * 2) {
                htmlf("<span class='age-hours'>%.0f hours</span>",
                      secs * 1.0 / TM_HOUR);
                return;
        }
        if (secs < TM_WEEK * 2) {
                htmlf("<span class='age-days'>%.0f days</span>",
                      secs * 1.0 / TM_DAY);
                return;
        }
        if (secs < TM_MONTH * 2) {
                htmlf("<span class='age-weeks'>%.0f weeks</span>",
                      secs * 1.0 / TM_WEEK);
                return;
        }
        if (secs < TM_YEAR * 2) {
                htmlf("<span class='age-months'>%.0f months</span>",
                      secs * 1.0 / TM_MONTH);
                return;
        }
        htmlf("<span class='age-years'>%.0f years</span>",
              secs * 1.0 / TM_YEAR);
 }
 void cgit_print_http_headers(struct cgit_context *ctx)
 {
        if (ctx->env.no_http && !strcmp(ctx->env.no_http, "1"))
                return;
        if (ctx->page.status)
                htmlf("Status: %d %s\n", ctx->page.status, ctx->page.statusmsg);
        if (ctx->page.mimetype && ctx->page.charset)
                htmlf("Content-Type: %s; charset=%s\n", ctx->page.mimetype,
                      ctx->page.charset);
        else if (ctx->page.mimetype)
                htmlf("Content-Type: %s\n", ctx->page.mimetype);
        if (ctx->page.size)
-                htmlf("Content-Length: %ld\n", ctx->page.size);
+                htmlf("Content-Length: %zd\n", ctx->page.size);
        if (ctx->page.filename)
                htmlf("Content-Disposition: inline; filename=\"%s\"\n",
                      ctx->page.filename);
        htmlf("Last-Modified: %s\n", http_date(ctx->page.modified));
        htmlf("Expires: %s\n", http_date(ctx->page.expires));
        if (ctx->page.etag)
                htmlf("ETag: \"%s\"\n", ctx->page.etag);
        html("\n");
        if (ctx->env.request_method && !strcmp(ctx->env.request_method, "HEAD"))
                exit(0);
 }
 void cgit_print_docstart(struct cgit_context *ctx)
 {
        if (ctx->cfg.embedded) {
                if (ctx->cfg.header)
                        html_include(ctx->cfg.header);
                return;
        }
        char *host = cgit_hosturl();
        html(cgit_doctype);
        html("<html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en' lang='en'>\n");
        html("<head>\n");
        html("<title>");
        html_txt(ctx->page.title);
        html("</title>\n");
        htmlf("<meta name='generator' content='cgit %s'/>\n", cgit_version);
        if (ctx->cfg.robots && *ctx->cfg.robots)
                htmlf("<meta name='robots' content='%s'/>\n", ctx->cfg.robots);
        html("<link rel='stylesheet' type='text/css' href='");
        html_attr(ctx->cfg.css);
        html("'/>\n");
        if (ctx->cfg.favicon) {
                html("<link rel='shortcut icon' href='");
                html_attr(ctx->cfg.favicon);
                html("'/>\n");
        }
        if (host && ctx->repo) {
                html("<link rel='alternate' title='Atom feed' href='");
                html(cgit_httpscheme());
                html_attr(cgit_hosturl());
                html_attr(cgit_fileurl(ctx->repo->url, "atom", ctx->qry.vpath,
                                       fmt("h=%s", ctx->qry.head)));
                html("' type='application/atom+xml'/>\n");
        }
        if (ctx->cfg.head_include)
                html_include(ctx->cfg.head_include);
        html("</head>\n");
        html("<body>\n");
        if (ctx->cfg.header)
                html_include(ctx->cfg.header);
 }
 void cgit_print_docend()
 {
        html("</div> <!-- class=content -->\n");
        if (ctx.cfg.embedded) {
                html("</div> <!-- id=cgit -->\n");
                if (ctx.cfg.footer)
                        html_include(ctx.cfg.footer);
                return;
        }
        if (ctx.cfg.footer)
                html_include(ctx.cfg.footer);
        else {
                htmlf("<div class='footer'>generated  by cgit %s at ",
                        cgit_version);
                cgit_print_date(time(NULL), FMT_LONGDATE, ctx.cfg.local_time);
                html("</div>\n");
        }
        html("</div> <!-- id=cgit -->\n");
        html("</body>\n</html>\n");
 }
 int print_branch_option(const char *refname, const unsigned char *sha1,
                        int flags, void *cb_data)
 {
        char *name = (char *)refname;
        html_option(name, name, ctx.qry.head);
        return 0;
 }
 int print_archive_ref(const char *refname, const unsigned char *sha1,
                       int flags, void *cb_data)
 {
        struct tag *tag;
        struct taginfo *info;
        struct object *obj;
        char buf[256], *url;
        unsigned char fileid[20];
        int *header = (int *)cb_data;
        if (prefixcmp(refname, "refs/archives"))
                return 0;
        strncpy(buf, refname+14, sizeof(buf));
        obj = parse_object(sha1);
        if (!obj)
                return 1;
        if (obj->type == OBJ_TAG) {
                tag = lookup_tag(sha1);
                if (!tag || parse_tag(tag) || !(info = cgit_parse_tag(tag)))
                        return 0;
                hashcpy(fileid, tag->tagged->sha1);
        } else if (obj->type != OBJ_BLOB) {
                return 0;
        } else {
                hashcpy(fileid, sha1);
        }
        if (!*header) {
                html("<h1>download</h1>\n");
                *header = 1;
        }
        url = cgit_pageurl(ctx.qry.repo, "blob",
                           fmt("id=%s&amp;path=%s", sha1_to_hex(fileid),
                               buf));
        html_link_open(url, NULL, "menu");
        html_txt(strlpart(buf, 20));
        html_link_close();
        return 0;
 }
 void cgit_add_hidden_formfields(int incl_head, int incl_search,
                                const char *page)
 {
        char *url;
        if (!ctx.cfg.virtual_root) {
                url = fmt("%s/%s", ctx.qry.repo, page);
                if (ctx.qry.vpath)
                        url = fmt("%s/%s", url, ctx.qry.vpath);
                html_hidden("url", url);
        }
        if (incl_head && ctx.qry.head && ctx.repo->defbranch &&
            strcmp(ctx.qry.head, ctx.repo->defbranch))
                html_hidden("h", ctx.qry.head);
        if (ctx.qry.sha1)
                html_hidden("id", ctx.qry.sha1);
        if (ctx.qry.sha2)
                html_hidden("id2", ctx.qry.sha2);
        if (ctx.qry.showmsg)
                html_hidden("showmsg", "1");
        if (incl_search) {
                if (ctx.qry.grep)
                        html_hidden("qt", ctx.qry.grep);
                if (ctx.qry.search)
                        html_hidden("q", ctx.qry.search);
        }
 }
 static const char *hc(struct cgit_context *ctx, const char *page)
 {
        return strcmp(ctx->qry.page, page) ? NULL : "active";
 }
 static void cgit_print_path_crumbs(struct cgit_context *ctx, char *path)
 {
        char *old_path = ctx->qry.path;
        char *p = path, *q, *end = path + strlen(path);
        ctx->qry.path = NULL;
        cgit_self_link("root", NULL, NULL, ctx);
        ctx->qry.path = p = path;
        while (p < end) {
                if (!(q = strchr(p, '/')))
                        q = end;
                *q = '\0';
                html_txt("/");
                cgit_self_link(p, NULL, NULL, ctx);
                if (q < end)
                        *q = '/';
                p = q + 1;
        }
        ctx->qry.path = old_path;
 }
 static void print_header(struct cgit_context *ctx)
 {
        char *logo = NULL, *logo_link = NULL;
        html("<table id='header'>\n");
        html("<tr>\n");
        if (ctx->repo && ctx->repo->logo && *ctx->repo->logo)
                logo = ctx->repo->logo;
        else
                logo = ctx->cfg.logo;
        if (ctx->repo && ctx->repo->logo_link && *ctx->repo->logo_link)
                logo_link = ctx->repo->logo_link;
        else
                logo_link = ctx->cfg.logo_link;
        if (logo && *logo) {
                html("<td class='logo' rowspan='2'><a href='");
                if (logo_link && *logo_link)
                        html_attr(logo_link);
                else
                        html_attr(cgit_rooturl());
                html("'><img src='");
                html_attr(logo);
                html("' alt='cgit logo'/></a></td>\n");
        }
        html("<td class='main'>");
        if (ctx->repo) {
                cgit_index_link("index", NULL, NULL, NULL, 0);
                html(" : ");
                cgit_summary_link(ctx->repo->name, ctx->repo->name, NULL, NULL);
                html("</td><td class='form'>");
                html("<form method='get' action=''>\n");
                cgit_add_hidden_formfields(0, 1, ctx->qry.page);
                html("<select name='h' onchange='this.form.submit();'>\n");
                for_each_branch_ref(print_branch_option, ctx->qry.head);
                html("</select> ");
                html("<input type='submit' name='' value='switch'/>");
                html("</form>");
        } else
                html_txt(ctx->cfg.root_title);
        html("</td></tr>\n");
        html("<tr><td class='sub'>");
        if (ctx->repo) {
                html_txt(ctx->repo->desc);
                html("</td><td class='sub right'>");
                html_txt(ctx->repo->owner);
        } else {
                if (ctx->cfg.root_desc)
                        html_txt(ctx->cfg.root_desc);
                else if (ctx->cfg.index_info)
                        html_include(ctx->cfg.index_info);
        }
        html("</td></tr></table>\n");
 }
 void cgit_print_pageheader(struct cgit_context *ctx)
 {
        html("<div id='cgit'>");
        if (!ctx->cfg.noheader)
                print_header(ctx);
        html("<table class='tabs'><tr><td>\n");
        if (ctx->repo) {
                cgit_summary_link("summary", NULL, hc(ctx, "summary"),
                                  ctx->qry.head);
                cgit_refs_link("refs", NULL, hc(ctx, "refs"), ctx->qry.head,
                               ctx->qry.sha1, NULL);
                cgit_log_link("log", NULL, hc(ctx, "log"), ctx->qry.head,
                              NULL, ctx->qry.vpath, 0, NULL, NULL,
                              ctx->qry.showmsg);
                cgit_tree_link("tree", NULL, hc(ctx, "tree"), ctx->qry.head,
                               ctx->qry.sha1, ctx->qry.vpath);
                cgit_commit_link("commit", NULL, hc(ctx, "commit"),
                                 ctx->qry.head, ctx->qry.sha1, ctx->qry.vpath, 0);
                cgit_diff_link("diff", NULL, hc(ctx, "diff"), ctx->qry.head,
                               ctx->qry.sha1, ctx->qry.sha2, ctx->qry.vpath, 0);
                if (ctx->repo->max_stats)
                        cgit_stats_link("stats", NULL, hc(ctx, "stats"),
                                        ctx->qry.head, ctx->qry.vpath);
                if (ctx->repo->readme)
                        reporevlink("about", "about", NULL,
                                    hc(ctx, "about"), ctx->qry.head, NULL,
                                    NULL);
                html("</td><td class='form'>");
                html("<form class='right' method='get' action='");
                if (ctx->cfg.virtual_root)
                        html_url_path(cgit_fileurl(ctx->qry.repo, "log",
                                                   ctx->qry.vpath, NULL));
                html("'>\n");
                cgit_add_hidden_formfields(1, 0, "log");
                html("<select name='qt'>\n");
                html_option("grep", "log msg", ctx->qry.grep);
                html_option("author", "author", ctx->qry.grep);
                html_option("committer", "committer", ctx->qry.grep);
                html_option("range", "range", ctx->qry.grep);
                html("</select>\n");
                html("<input class='txt' type='text' size='10' name='q' value='");
                html_attr(ctx->qry.search);
                html("'/>\n");
                html("<input type='submit' value='search'/>\n");
                html("</form>\n");
        } else {
                site_link(NULL, "index", NULL, hc(ctx, "repolist"), NULL, 0);
                if (ctx->cfg.root_readme)
                        site_link("about", "about", NULL, hc(ctx, "about"),
                                  NULL, 0);
                html("</td><td class='form'>");
                html("<form method='get' action='");
                html_attr(cgit_rooturl());
                html("'>\n");
                html("<input type='text' name='q' size='10' value='");
                html_attr(ctx->qry.search);
                html("'/>\n");
                html("<input type='submit' value='search'/>\n");
                html("</form>");
        }
        html("</td></tr></table>\n");
        if (ctx->qry.vpath) {
                html("<div class='path'>");
                html("path: ");
                cgit_print_path_crumbs(ctx, ctx->qry.vpath);
                html("</div>");
        }
        html("<div class='content'>");
 }
 void cgit_print_filemode(unsigned short mode)
 {
        if (S_ISDIR(mode))
                html("d");
        else if (S_ISLNK(mode))
                html("l");
        else if (S_ISGITLINK(mode))
                html("m");
        else
                html("-");
        html_fileperm(mode >> 6);
        html_fileperm(mode >> 3);
        html_fileperm(mode);
 }
 void cgit_print_snapshot_links(const char *repo, const char *head,
                               const char *hex, int snapshots)
 {
        const struct cgit_snapshot_format* f;
        char *prefix;
            char *filename;
        unsigned char sha1[20];
        if (get_sha1(fmt("refs/tags/%s", hex), sha1) == 0 &&
            (hex[0] == 'v' || hex[0] == 'V') && isdigit(hex[1]))
                hex++;
        prefix = xstrdup(fmt("%s-%s", cgit_repobasename(repo), hex));
        for (f = cgit_snapshot_formats; f->suffix; f++) {
                if (!(snapshots & f->bit))
                        continue;
                filename = fmt("%s%s", prefix, f->suffix);
                cgit_snapshot_link(filename, NULL, NULL, NULL, NULL, filename);
                html("<br/>");
        }
 }
author	Lars Hjemli <hjemli@gmail.com>	2011-03-05 13:01:59 (UTC)
committer	Lars Hjemli <hjemli@gmail.com>	2011-03-05 13:01:59 (UTC)
commit	1b09cbd303d889ec2636127584d57b7f1b70c25e (patch) (unidiff)
tree	2b1188f946451d06af4d9120cbc3ba34de716f21
parent	979c460e7f71d153ae79da67b8b21c3412f0fe02 (diff)
parent	9e849950dc7c1f2fb6ffa62ab65bd30f35717d13 (diff)
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