Remove troublesome chars from cachefile names

Add a funtion cache_safe_filename() which replaces possibly bad filename
characters with '_'.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>
This commit is contained in:
Lars Hjemli 2007-01-12 00:24:35 +01:00
parent 83a5f35a27
commit 2c2047ff67
3 changed files with 18 additions and 1 deletions

16
cache.c
View File

@ -10,6 +10,22 @@
const int NOLOCK = -1;
char *cache_safe_filename(const char *unsafe)
{
static char buf[PATH_MAX];
char *s = buf;
char c;
while(unsafe && (c = *unsafe++) != 0) {
if (c == '/' || c == ' ' || c == '&' || c == '|' ||
c == '>' || c == '<' || c == '.')
c = '_';
*s++ = c;
}
*s = '\0';
return buf;
}
int cache_exist(struct cacheitem *item)
{
if (stat(item->name, &item->st)) {

2
cgit.c
View File

@ -22,7 +22,7 @@ static void cgit_prepare_cache(struct cacheitem *item)
} else {
item->name = xstrdup(fmt("%s/%s/%s/%s.html", cgit_cache_root,
cgit_query_repo, cgit_query_page,
cgit_querystring));
cache_safe_filename(cgit_querystring)));
if (cgit_query_has_symref)
item->ttl = cgit_cache_dynamic_ttl;
else if (cgit_query_has_sha1)

1
cgit.h
View File

@ -87,6 +87,7 @@ 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);
extern char *cache_safe_filename(const char *unsafe);
extern int cache_lock(struct cacheitem *item);
extern int cache_unlock(struct cacheitem *item);
extern int cache_cancel_lock(struct cacheitem *item);