move get_mimetype_from_file() to shared

[ps-cgit] / shared.c

diff --git a/shared.c b/shared.c
index 3bd2a9e3dadd39282712f297218433cdfcdb34d1..fb4e8ca642d4b3c3f988b30f5c1487ad952edb44 100644 (file)
--- a/shared.c
+++ b/shared.c
@@ -560,3 +560,43 @@ char *expand_macros(const char *txt)
        }
        return result;
 }
+
+char *get_mimetype_from_file(const char *filename, const char *ext)
+{
+       static const char *delimiters;
+       char *result;
+       FILE *fd;
+       char line[1024];
+       char *mimetype;
+       char *token;
+
+       if (!filename)
+               return NULL;
+
+       fd = fopen(filename, "r");
+       if (!fd)
+               return NULL;
+
+       delimiters = " \t\r\n";
+       result = NULL;
+
+       /* loop over all lines in the file */
+       while (!result && fgets(line, sizeof(line), fd)) {
+               mimetype = strtok(line, delimiters);
+
+               /* skip empty lines and comment lines */
+               if (!mimetype || (mimetype[0] == '#'))
+                       continue;
+
+               /* loop over all extensions of mimetype */
+               while ((token = strtok(NULL, delimiters))) {
+                       if (!strcasecmp(ext, token)) {
+                               result = xstrdup(mimetype);
+                               break;
+                       }
+               }
+       }
+       fclose(fd);
+
+       return result;
+}