2 files changed, 14 insertions, 9 deletions
diff --git a/Makefile b/Makefile
index 243f590..21e2eb3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,22 +1,24 @@
+CGIT_VERSION = 0.1-pre
 INSTALL_BIN = /var/www/htdocs/cgit.cgi
 INSTALL_CSS = /var/www/htdocs/cgit.css
 EXTLIBS = ../git/libgit.a ../git/xdiff/lib.a -lz -lcrypto
-OBJECTS = cgit.o config.o html.o cache.o
+OBJECTS = config.o html.o cache.o
 CFLAGS += -Wall
 all: cgit
 install: all
        install cgit $(INSTALL_BIN)
        install cgit.css $(INSTALL_CSS)
-clean:
+cgit: cgit.c cgit.h git.h $(OBJECTS)
-        rm -f cgit *.o
+        $(CC) $(CFLAGS) -DCGIT_VERSION='"$(CGIT_VERSION)"' cgit.c -o cgit $(OBJECTS) $(EXTLIBS)
-cgit: $(OBJECTS)
-        $(CC) $(CFLAGS) -o cgit $(OBJECTS) $(EXTLIBS)
 $(OBJECTS): cgit.h git.h
+.PHONY: clean
+clean:
+        rm -f cgit *.o
diff --git a/cgit.c b/cgit.c
index 808ffe9..110face 100644
--- a/cgit.c
+++ b/cgit.c
@@ -1,298 +1,301 @@
 /* cgit.c: cgi for the git scm
 *
 * Copyright (C) 2006 Lars Hjemli
 *
 * Licensed under GNU General Public License v2
 *   (see COPYING for full license text)
 */
 #include "cgit.h"
-static const char cgit_doctype[] =
+const char cgit_version[] = CGIT_VERSION;
+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 const char cgit_error[] =
+const char cgit_error[] =
 "<div class='error'>%s</div>";
-static const char cgit_lib_error[] =
+const char cgit_lib_error[] =
 "<div class='error'>%s: %s</div>";
 int htmlfd = 0;
 char *cgit_root         = "/usr/src/git";
 char *cgit_root_title   = "Git repository browser";
 char *cgit_css          = "/cgit.css";
 char *cgit_logo         = "/git-logo.png";
 char *cgit_logo_link    = "http://www.kernel.org/pub/software/scm/git/docs/";
 char *cgit_virtual_root = NULL;
 char *cgit_cache_root   = "/var/cache/cgit";
 int cgit_cache_root_ttl        =  5;
 int cgit_cache_repo_ttl        =  5;
 int cgit_cache_dynamic_ttl     =  5;
 int cgit_cache_static_ttl      = -1;
 int cgit_cache_max_create_time =  5;
 char *cgit_repo_name    = NULL;
 char *cgit_repo_desc    = NULL;
 char *cgit_repo_owner   = NULL;
 int cgit_query_has_symref = 0;
 int cgit_query_has_sha1   = 0;
 char *cgit_querystring  = NULL;
 char *cgit_query_repo   = NULL;
 char *cgit_query_page   = NULL;
 char *cgit_query_head   = NULL;
 char *cgit_query_sha1   = NULL;
 struct cacheitem cacheitem;
 int cgit_parse_query(char *txt, configfn fn)
 {
        char *t, *value = NULL, c;
        if (!txt)
                return 0;
        t = txt = xstrdup(txt);
 
        while((c=*t) != '\0') {
                if (c=='=') {
                        *t = '\0';
                        value = t+1;
                } else if (c=='&') {
                        *t = '\0';
                        (*fn)(txt, value);
                        txt = t+1;
                        value = NULL;
                }
                t++;
        }
        if (t!=txt)
                (*fn)(txt, value);
        return 0;
 }
 void cgit_global_config_cb(const char *name, const char *value)
 {
        if (!strcmp(name, "root"))
                cgit_root = xstrdup(value);
        else if (!strcmp(name, "root-title"))
                cgit_root_title = xstrdup(value);
        else if (!strcmp(name, "css"))
                cgit_css = xstrdup(value);
        else if (!strcmp(name, "logo"))
                cgit_logo = xstrdup(value);
        else if (!strcmp(name, "logo-link"))
                cgit_logo_link = xstrdup(value);
        else if (!strcmp(name, "virtual-root"))
                cgit_virtual_root = xstrdup(value);
 }
 void cgit_repo_config_cb(const char *name, const char *value)
 {
        if (!strcmp(name, "name"))
                cgit_repo_name = xstrdup(value);
        else if (!strcmp(name, "desc"))
                cgit_repo_desc = xstrdup(value);
        else if (!strcmp(name, "owner"))
                cgit_repo_owner = xstrdup(value);
 }
 void cgit_querystring_cb(const char *name, const char *value)
 {
        if (!strcmp(name,"r"))
                cgit_query_repo = xstrdup(value);
        else if (!strcmp(name, "p"))
                cgit_query_page = xstrdup(value);
        else if (!strcmp(name, "h")) {
                cgit_query_head = xstrdup(value);
                cgit_query_has_symref = 1;
        } else if (!strcmp(name, "id")) {
                cgit_query_sha1 = xstrdup(value);
                cgit_query_has_sha1 = 1;
        }
 }
 char *cgit_repourl(const char *reponame)
 {
        if (cgit_virtual_root) {
                return fmt("%s/%s/", cgit_virtual_root, reponame);
        } else {
                return fmt("?r=%s", reponame);
        }
 }
 char *cgit_pageurl(const char *reponame, const char *pagename, 
                   const char *query)
 {
        if (cgit_virtual_root) {
                return fmt("%s/%s/%s/?%s", cgit_virtual_root, reponame, 
                           pagename, query);
        } else {
                return fmt("?r=%s&p=%s&%s", reponame, pagename, query);
        }
 }
 static int cgit_print_branch_cb(const char *refname, const unsigned char *sha1,
                                int flags, void *cb_data)
 {
        struct commit *commit;
        char buf[256], *url;
        commit = lookup_commit(sha1);
        if (commit && !parse_commit(commit)){
                html("<tr><td>");
                url = cgit_pageurl(cgit_query_repo, "log", 
                                   fmt("h=%s", refname));
                html_link_open(url, NULL, NULL);
                strncpy(buf, refname, sizeof(buf));
                html_txt(buf);
                html_link_close();
                html("</td><td>");
                pretty_print_commit(CMIT_FMT_ONELINE, commit, ~0, buf,
                                    sizeof(buf), 0, NULL, NULL, 0);
                html_txt(buf);
                html("</td></tr>\n");
        } else {
                html("<tr><td>");
                html_txt(buf);
                html("</td><td>");
                htmlf("*** bad ref %s", sha1_to_hex(sha1));
                html("</td></tr>\n");
        }
        return 0;
 }
 /* Sun, 06 Nov 1994 08:49:37 GMT */
 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", "Now", "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);
 }
 static int ttl_seconds(int ttl)
 {
        if (ttl<0)
                return 60 * 60 * 24 * 365;
        else 
                return ttl * 60;
 }
 static void cgit_print_docstart(char *title)
 {
        html("Content-Type: text/html; charset=utf-8\n");
        htmlf("Last-Modified: %s\n", http_date(cacheitem.st.st_mtime));
        htmlf("Expires: %s\n", http_date(cacheitem.st.st_mtime + 
                                         ttl_seconds(cacheitem.ttl)));
        html("\n");
        html(cgit_doctype);
        html("<html>\n");
        html("<head>\n");
        html("<title>");
        html_txt(title);
        html("</title>\n");
+        htmlf("<meta name='generator' content='cgit v%s'/>\n", cgit_version);
        html("<link rel='stylesheet' type='text/css' href='");
        html_attr(cgit_css);
        html("'/>\n");
        html("</head>\n");
        html("<body>\n");
 }
 static void cgit_print_docend()
 {
        html("</body>\n</html>\n");
 }
 static void cgit_print_pageheader(char *title)
 {
        html("<div id='header'>");
        htmlf("<a href='%s'>", cgit_logo_link);
        htmlf("<img id='logo' src='%s'/>\n", cgit_logo);
        htmlf("</a>");
        html_txt(title);
        html("</div>");
 }
 static void cgit_print_repolist()
 {
        DIR *d;
        struct dirent *de;
        struct stat st;
        char *name;
        chdir(cgit_root);
        cgit_print_docstart(cgit_root_title);
        cgit_print_pageheader(cgit_root_title);
        if (!(d = opendir("."))) {
                htmlf(cgit_lib_error, "Unable to scan repository directory",
                      strerror(errno));
                cgit_print_docend();
                return;
        }
        html("<h2>Repositories</h2>\n");
        html("<table class='list'>");
        html("<tr><th>Name</th><th>Description</th><th>Owner</th></tr>\n");
        while ((de = readdir(d)) != NULL) {
                if (de->d_name[0] == '.')
                        continue;
                if (stat(de->d_name, &st) < 0)
                        continue;
                if (!S_ISDIR(st.st_mode))
                        continue;
                cgit_repo_name = cgit_repo_desc = cgit_repo_owner = NULL;
                name = fmt("%s/info/cgit", de->d_name);
                if (cgit_read_config(name, cgit_repo_config_cb))
                        continue;
                html("<tr><td>");
                html_link_open(cgit_repourl(de->d_name), NULL, NULL);
                html_txt(cgit_repo_name);
                html_link_close();
                html("</td><td>");
                html_txt(cgit_repo_desc);
                html("</td><td>");
                html_txt(cgit_repo_owner);
                html("</td></tr>\n");
        }
        closedir(d);
        html("</table>");
        cgit_print_docend();
 }
 static void cgit_print_branches()
 {
        html("<table class='list'>");
        html("<tr><th>Branch name</th><th>Head commit</th></tr>\n");
        for_each_branch_ref(cgit_print_branch_cb, NULL);
        html("</table>");
 }
 static int get_one_line(char *txt)
 {
        char *t;
        for(t=txt; *t != '\n' && t != '\0'; t++)
                ;
        *t = '\0';
        return t-txt-1;
 }
 static void cgit_print_commit_shortlog(struct commit *commit)
 {
        char *h, *t, *p; 
        char *tree = NULL, *author = NULL, *subject = NULL;
        int len;
        time_t sec;
        struct tm *time;