Introduce html.h

All html-functions can be quite easily separated from the rest of cgit, so
lets do it; the only issue was html_filemode which uses some git-defined
macros so the function is moved into ui-shared.c::cgit_print_filemode().

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

17 files changed, 71 insertions, 46 deletions

diff --git a/cgit.c b/cgit.c
index 2c933dc..e6b4526 100644
--- a/cgit.c
+++ b/cgit.c
@@ -291,7 +291,6 @@ int main(int argc, const char **argv)
         const char *cgit_config_env = getenv("CGIT_CONFIG");
 
         cgit_prepare_context(&ctx);
-        htmlfd = STDOUT_FILENO;
         item.st.st_mtime = time(NULL);
         cgit_repolist.length = 0;
         cgit_repolist.count = 0;
diff --git a/cgit.h b/cgit.h
index 598d8c3..5b7ee1c 100644
--- a/cgit.h
+++ b/cgit.h
@@ -186,8 +186,6 @@ extern struct cgit_repolist cgit_repolist;
 extern struct cgit_context ctx;
 extern int cgit_cmd;
 
-extern int htmlfd;
-
 extern void cgit_prepare_context(struct cgit_context *ctx);
 extern int cgit_get_cmd_index(const char *cmd);
 extern struct cgit_repo *cgit_get_repoinfo(const char *url);
@@ -222,18 +220,6 @@ extern void cgit_diff_commit(struct commit *commit, filepair_fn fn);
 
 extern char *fmt(const char *format,...);
 
-extern void html(const char *txt);
-extern void htmlf(const char *format,...);
-extern void html_txt(char *txt);
-extern void html_ntxt(int len, char *txt);
-extern void html_attr(char *txt);
-extern void html_hidden(char *name, char *value);
-extern void html_option(char *value, char *text, char *selected_value);
-extern void html_link_open(char *url, char *title, char *class);
-extern void html_link_close(void);
-extern void html_filemode(unsigned short mode);
-extern int html_include(const char *filename);
-
 extern int cgit_read_config(const char *filename, configfn fn);
 extern int cgit_parse_query(char *txt, configfn fn);
 extern struct commitinfo *cgit_parse_commit(struct commit *commit);
@@ -280,6 +266,7 @@ extern void cgit_print_pageheader(char *title, int show_search);
 extern void cgit_print_snapshot_start(const char *mimetype,
                                       const char *filename,
                                       struct cacheitem *item);
+extern void cgit_print_filemode(unsigned short mode);
 extern void cgit_print_branches(int maxcount);
 extern void cgit_print_tags(int maxcount);
 
diff --git a/html.c b/html.c
index eb163d9..0962e71 100644
--- a/html.c
+++ b/html.c
@@ -6,7 +6,13 @@
  *   (see COPYING for full license text)
  */
 
-#include "cgit.h"
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+
+int htmlfd = STDOUT_FILENO;
 
 char *fmt(const char *format, ...)
 {
@@ -21,8 +27,10 @@ char *fmt(const char *format, ...)
         va_start(args, format);
         len = vsnprintf(buf[bufidx], sizeof(buf[bufidx]), format, args);
         va_end(args);
-        if (len>sizeof(buf[bufidx]))
-                die("[html.c] string truncated: %s", format);
+        if (len>sizeof(buf[bufidx])) {
+                fprintf(stderr, "[html.c] string truncated: %s\n", format);
+                exit(1);
+        }
         return buf[bufidx];
 }
 
@@ -160,25 +168,10 @@ void html_link_close(void)
 
 void html_fileperm(unsigned short mode)
 {
-        htmlf("%c%c%c", (mode & 4 ? 'r' : '-'), 
+        htmlf("%c%c%c", (mode & 4 ? 'r' : '-'),
               (mode & 2 ? 'w' : '-'), (mode & 1 ? 'x' : '-'));
 }
 
-void html_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);
-}
-
 int html_include(const char *filename)
 {
         FILE *f;
diff --git a/html.h b/html.h
new file mode 100644
index 0000000..63f4551
--- a/dev/null
+++ b/html.h
@@ -0,0 +1,18 @@
+#ifndef HTML_H
+#define HTML_H
+
+extern int htmlfd;
+
+extern void html(const char *txt);
+extern void htmlf(const char *format,...);
+extern void html_txt(char *txt);
+extern void html_ntxt(int len, char *txt);
+extern void html_attr(char *txt);
+extern void html_hidden(char *name, char *value);
+extern void html_option(char *value, char *text, char *selected_value);
+extern void html_link_open(char *url, char *title, char *class);
+extern void html_link_close(void);
+extern void html_fileperm(unsigned short mode);
+extern int html_include(const char *filename);
+
+#endif /* HTML_H */
diff --git a/shared.c b/shared.c
index 808e674..76e10d0 100644
--- a/shared.c
+++ b/shared.c
@@ -14,8 +14,6 @@ int cgit_cmd;
 
 const char *cgit_version = CGIT_VERSION;
 
-int htmlfd = 0;
-
 void cgit_prepare_context(struct cgit_context *ctx)
 {
         memset(ctx, 0, sizeof(ctx));
diff --git a/ui-blob.c b/ui-blob.c
index f5b844b..be4fb88 100644
--- a/ui-blob.c
+++ b/ui-blob.c
@@ -1,4 +1,13 @@
+/* ui-blob.c: show blob content
+ *
+ * Copyright (C) 2008 Lars Hjemli
+ *
+ * Licensed under GNU General Public License v2
+ *   (see COPYING for full license text)
+ */
+
 #include "cgit.h"
+#include "html.h"
 
 void cgit_print_blob(struct cacheitem *item, const char *hex, char *path)
 {
diff --git a/ui-commit.c b/ui-commit.c
index 25721ca..ed25824 100644
--- a/ui-commit.c
+++ b/ui-commit.c
@@ -7,6 +7,7 @@
  */
 
 #include "cgit.h"
+#include "html.h"
 
 static int files, slots;
 static int total_adds, total_rems, max_changes;
@@ -62,16 +63,16 @@ void print_fileinfo(struct fileinfo *info)
         html("<tr>");
         htmlf("<td class='mode'>");
         if (is_null_sha1(info->new_sha1)) {
-                html_filemode(info->old_mode);
+                cgit_print_filemode(info->old_mode);
         } else {
-                html_filemode(info->new_mode);
+                cgit_print_filemode(info->new_mode);
         }
 
         if (info->old_mode != info->new_mode &&
             !is_null_sha1(info->old_sha1) &&
             !is_null_sha1(info->new_sha1)) {
                 html("<span class='modechange'>[");
-                html_filemode(info->old_mode);
+                cgit_print_filemode(info->old_mode);
                 html("]</span>");
         }
         htmlf("</td><td class='%s'>", class);
diff --git a/ui-diff.c b/ui-diff.c
index 263a7ba..5c3bc98 100644
--- a/ui-diff.c
+++ b/ui-diff.c
@@ -7,7 +7,7 @@
  */
 
 #include "cgit.h"
-
+#include "html.h"
 
 unsigned char old_rev_sha1[20];
 unsigned char new_rev_sha1[20];
diff --git a/ui-log.c b/ui-log.c
index 72e2a4b..e1d324d 100644
--- a/ui-log.c
+++ b/ui-log.c
@@ -7,6 +7,7 @@
  */
 
 #include "cgit.h"
+#include "html.h"
 
 int files, add_lines, rem_lines;
 
diff --git a/ui-patch.c b/ui-patch.c
index 1da0a27..d93426b 100644
--- a/ui-patch.c
+++ b/ui-patch.c
@@ -7,6 +7,7 @@
  */
 
 #include "cgit.h"
+#include "html.h"
 
 static void print_line(char *line, int len)
 {
diff --git a/ui-refs.c b/ui-refs.c
index ba513c1..e2a16f4 100644
--- a/ui-refs.c
+++ b/ui-refs.c
@@ -7,9 +7,7 @@
  */
 
 #include "cgit.h"
-
-
-
+#include "html.h"
 
 void cgit_print_refs()
 {
diff --git a/ui-repolist.c b/ui-repolist.c
index 5fde174..cd4e41d 100644
--- a/ui-repolist.c
+++ b/ui-repolist.c
@@ -6,9 +6,10 @@
  *   (see COPYING for full license text)
  */
 
-#include "cgit.h"
 #include <time.h>
 
+#include "cgit.h"
+#include "html.h"
 
 time_t read_agefile(char *path)
 {
diff --git a/ui-shared.c b/ui-shared.c
index cc1ab8b..2eff79d 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -7,6 +7,7 @@
  */
 
 #include "cgit.h"
+#include "html.h"
 
 const char cgit_doctype[] =
 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\"\n"
@@ -567,4 +568,19 @@ void cgit_print_snapshot_start(const char *mimetype, const char *filename,
         html("\n");
 }
 
+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);
+}
+
 /* vim:set sw=8: */
diff --git a/ui-snapshot.c b/ui-snapshot.c
index dfedd8f..67dbbdd 100644
--- a/ui-snapshot.c
+++ b/ui-snapshot.c
@@ -7,6 +7,7 @@
  */
 
 #include "cgit.h"
+#include "html.h"
 
 static int write_compressed_tar_archive(struct archiver_args *args,const char *filter)
 {
diff --git a/ui-summary.c b/ui-summary.c
index 3baac08..0afa0a3 100644
--- a/ui-summary.c
+++ b/ui-summary.c
@@ -7,6 +7,7 @@
  */
 
 #include "cgit.h"
+#include "html.h"
 
 static int header;
 
diff --git a/ui-tag.c b/ui-tag.c
index 6d761f3..2998d02 100644
--- a/ui-tag.c
+++ b/ui-tag.c
@@ -7,7 +7,7 @@
  */
 
 #include "cgit.h"
-
+#include "html.h"
 
 static void print_tag_content(char *buf)
 {
diff --git a/ui-tree.c b/ui-tree.c
index df05ad3..7912784 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -7,6 +7,7 @@
  */
 
 #include "cgit.h"
+#include "html.h"
 
 char *curr_rev;
 char *match_path;
@@ -79,7 +80,7 @@ static int ls_item(const unsigned char *sha1, const char *base, int baselen,
         }
 
         html("<tr><td class='ls-mode'>");
-        html_filemode(mode);
+        cgit_print_filemode(mode);
         html("</td><td>");
         if (S_ISGITLINK(mode)) {
                 htmlf("<a class='ls-mod' href='");