Add trim_end() and use it to remove trailing slashes from repo paths

The new function removes all trailing instances of an arbitrary character
from a copy of the supplied char array. This is then used to remove any
trailing slashes from cgit_query_path.

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

1 files changed, 1 insertions, 1 deletions

diff --git a/parsing.c b/parsing.c
index 74a2484..2c05c09 100644
--- a/parsing.c
+++ b/parsing.c
@@ -139,65 +139,65 @@ int cgit_parse_query(char *txt, configfn fn)
  *   path: any valid path, may contain '/'
  *
  */
 void cgit_parse_url(const char *url)
 {
         char *cmd, *p;
 
         cgit_repo = NULL;
         if (!url || url[0] == '\0')
                 return;
 
         cgit_repo = cgit_get_repoinfo(url);
         if (cgit_repo) {
                 cgit_query_repo = cgit_repo->url;
                 return;
         }
 
         cmd = strchr(url, '/');
         while (!cgit_repo && cmd) {
                 cmd[0] = '\0';
                 cgit_repo = cgit_get_repoinfo(url);
                 if (cgit_repo == NULL) {
                         cmd[0] = '/';
                         cmd = strchr(cmd + 1, '/');
                         continue;
                 }
 
                 cgit_query_repo = cgit_repo->url;
                 p = strchr(cmd + 1, '/');
                 if (p) {
                         p[0] = '\0';
                         if (p[1])
-                                cgit_query_path = xstrdup(p + 1);
+                                cgit_query_path = trim_end(p + 1, '/');
                 }
                 cgit_cmd = cgit_get_cmd_index(cmd + 1);
                 cgit_query_page = xstrdup(cmd + 1);
                 return;
         }
 }
 
 char *substr(const char *head, const char *tail)
 {
         char *buf;
 
         buf = xmalloc(tail - head + 1);
         strncpy(buf, head, tail - head);
         buf[tail - head] = '\0';
         return buf;
 }
 
 struct commitinfo *cgit_parse_commit(struct commit *commit)
 {
         struct commitinfo *ret;
         char *p = commit->buffer, *t = commit->buffer;
 
         ret = xmalloc(sizeof(*ret));
         ret->commit = commit;
         ret->author = NULL;
         ret->author_email = NULL;
         ret->committer = NULL;
         ret->committer_email = NULL;
         ret->subject = NULL;
         ret->msg = NULL;
 
         if (p == NULL)