| -rw-r--r-- | cache.c | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -291,149 +291,149 @@ static int process_slot(struct cache_slot *slot) // We've got a valid cache slot in the lock file, which // is about to replace the old cache slot. But if we // release the lockfile and then try to open the new cache // slot, we might get a race condition with a concurrent // writer for the same cache slot (with a different key). // Lets avoid such a race by just printing the content of // the lock file. slot->cache_fd = slot->lock_fd; unlock_slot(slot, 1); if ((err = print_slot(slot)) != 0) { cache_log("[cgit] error printing cache %s: %s (%d)\n", slot->cache_name, strerror(err), err); } close_slot(slot); return err; } /* Print cached content to stdout, generate the content if necessary. */ int cache_process(int size, const char *path, const char *key, int ttl, cache_fill_fn fn, void *cbdata) { unsigned long hash; int len, i; char filename[1024]; char lockname[1024 + 5]; /* 5 = ".lock" */ struct cache_slot slot; /* If the cache is disabled, just generate the content */ if (size <= 0) { fn(cbdata); return 0; } /* Verify input, calculate filenames */ if (!path) { cache_log("[cgit] Cache path not specified, caching is disabled\n"); fn(cbdata); return 0; } len = strlen(path); if (len > sizeof(filename) - 10) { /* 10 = "/01234567\0" */ cache_log("[cgit] Cache path too long, caching is disabled: %s\n", path); fn(cbdata); return 0; } if (!key) key = ""; hash = hash_str(key) % size; strcpy(filename, path); if (filename[len - 1] != '/') filename[len++] = '/'; for(i = 0; i < 8; i++) { sprintf(filename + len++, "%x", (unsigned char)(hash & 0xf)); hash >>= 4; } filename[len] = '\0'; strcpy(lockname, filename); strcpy(lockname + len, ".lock"); slot.fn = fn; slot.cbdata = cbdata; slot.ttl = ttl; slot.cache_name = filename; slot.lock_name = lockname; slot.key = key; slot.keylen = strlen(key); return process_slot(&slot); } /* Return a strftime formatted date/time * NB: the result from this function is to shared memory */ char *sprintftime(const char *format, time_t time) { static char buf[64]; struct tm *tm; if (!time) return NULL; tm = gmtime(&time); strftime(buf, sizeof(buf)-1, format, tm); return buf; } int cache_ls(const char *path) { DIR *dir; struct dirent *ent; int err = 0; struct cache_slot slot; char fullname[1024]; char *name; if (!path) { cache_log("[cgit] cache path not specified\n"); return -1; } if (strlen(path) > 1024 - 10) { cache_log("[cgit] cache path too long: %s\n", path); return -1; } dir = opendir(path); if (!dir) { err = errno; cache_log("[cgit] unable to open path %s: %s (%d)\n", path, strerror(err), err); return err; } strcpy(fullname, path); name = fullname + strlen(path); if (*(name - 1) != '/') { *name++ = '/'; *name = '\0'; } slot.cache_name = fullname; while((ent = readdir(dir)) != NULL) { if (strlen(ent->d_name) != 8) continue; strcpy(name, ent->d_name); if ((err = open_slot(&slot)) != 0) { cache_log("[cgit] unable to open path %s: %s (%d)\n", fullname, strerror(err), err); continue; } - printf("%s %s %10zd %s\n", + printf("%s %s %10"PRIuMAX" %s\n", name, sprintftime("%Y-%m-%d %H:%M:%S", slot.cache_st.st_mtime), - slot.cache_st.st_size, + (uintmax_t)slot.cache_st.st_size, slot.buf); close_slot(&slot); } closedir(dir); return 0; } /* Print a message to stdout */ void cache_log(const char *format, ...) { va_list args; va_start(args, format); vfprintf(stderr, format, args); va_end(args); } |