+int uci_commit(struct uci_context *ctx, struct uci_package *p)
+{
+ FILE *f = NULL;
+ int fd = 0;
+ int err = UCI_ERR_IO;
+
+ UCI_HANDLE_ERR(ctx);
+ UCI_ASSERT(ctx, p != NULL);
+ UCI_ASSERT(ctx, p->path != NULL);
+
+ fd = open(p->path, O_RDWR);
+ if (fd < 0)
+ goto done;
+
+ if (flock(fd, LOCK_EX) < 0)
+ goto done;
+
+ ftruncate(fd, 0);
+ f = fdopen(fd, "w");
+ if (!f)
+ goto done;
+
+ UCI_TRAP_SAVE(ctx, done);
+ uci_export(ctx, f, p, false);
+ UCI_TRAP_RESTORE(ctx);
+
+done:
+ if (f)
+ fclose(f);
+ else if (fd > 0)
+ close(fd);
+
+ if (ctx->errno)
+ UCI_THROW(ctx, ctx->errno);
+ if (err)
+ UCI_THROW(ctx, UCI_ERR_IO);
+ return 0;
+}
+
+
+/*
+ * This function returns the filename by returning the string
+ * after the last '/' character. By checking for a non-'\0'
+ * character afterwards, directories are ignored (glob marks
+ * those with a trailing '/'
+ */
+static inline char *get_filename(char *path)
+{
+ char *p;
+
+ p = strrchr(path, '/');
+ p++;
+ if (!*p)
+ return NULL;
+ return p;
+}
+
+char **uci_list_configs(struct uci_context *ctx)
+{
+ char **configs;
+ glob_t globbuf;
+ int size, i;
+ char *buf;
+
+ if (glob(UCI_CONFDIR "/*", GLOB_MARK, NULL, &globbuf) != 0)
+ return NULL;
+
+ size = sizeof(char *) * (globbuf.gl_pathc + 1);
+ for(i = 0; i < globbuf.gl_pathc; i++) {
+ char *p;
+
+ p = get_filename(globbuf.gl_pathv[i]);
+ if (!p)
+ continue;
+
+ size += strlen(p) + 1;
+ }
+
+ configs = malloc(size);
+ if (!configs)
+ return NULL;
+
+ memset(configs, 0, size);
+ buf = (char *) &configs[globbuf.gl_pathc + 1];
+ for(i = 0; i < globbuf.gl_pathc; i++) {
+ char *p;
+
+ p = get_filename(globbuf.gl_pathv[i]);
+ if (!p)
+ continue;
+
+ configs[i] = buf;
+ strcpy(buf, p);
+ buf += strlen(buf) + 1;
+ }
+ return configs;
+}
+
+