change uci_list_configs api for proper exception handling

diff --git a/cli.c b/cli.c
index 93517bf..3d25b7c 100644 (file)
--- a/cli.c
+++ b/cli.c
@@ -70,16 +70,17 @@ static int uci_show(int argc, char **argv)
 {
        char *section = (argc > 2 ? argv[2] : NULL);
        struct uci_package *package;
-       char **configs;
+       char **configs = NULL;
        char **p;
 
-       configs = uci_list_configs(ctx);
-       if (!configs)
-               return 0;
+       if ((uci_list_configs(ctx, &configs) != UCI_OK) || !configs) {
+               uci_perror(ctx, appname);
+               return 1;
+       }
 
        if (argc >= 2) {
                if (uci_load(ctx, argv[1], &package) != UCI_OK) {
-                       uci_perror(ctx, NULL);
+                       uci_perror(ctx, appname);
                        return 1;
                }
                uci_show_package(package, section);
@@ -90,7 +91,7 @@ static int uci_show(int argc, char **argv)
        for (p = configs; *p; p++) {
                if ((argc < 2) || !strcmp(argv[1], *p)) {
                        if (uci_load(ctx, *p, &package) != UCI_OK) {
-                               uci_perror(ctx, NULL);
+                               uci_perror(ctx, appname);
                                return 1;
                        }
                        uci_show_package(package, section);
@@ -103,11 +104,13 @@ static int uci_show(int argc, char **argv)
 
 static int uci_do_export(int argc, char **argv)
 {
-       char **configs = uci_list_configs(ctx);
+       char **configs = NULL;
        char **p;
 
-       if (!configs)
-               return 0;
+       if ((uci_list_configs(ctx, &configs) != UCI_OK) || !configs) {
+               uci_perror(ctx, appname);
+               return 1;
+       }
 
        for (p = configs; *p; p++) {
                if ((argc < 2) || !strcmp(argv[1], *p)) {

diff --git a/file.c b/file.c
index be63247..0a9b180 100644 (file)
--- a/file.c
+++ b/file.c
@@ -802,15 +802,17 @@ static inline char *get_filename(char *path)
        return p;
 }
 
-char **uci_list_configs(struct uci_context *ctx)
+int uci_list_configs(struct uci_context *ctx, char ***list)
 {
        char **configs;
        glob_t globbuf;
        int size, i;
        char *buf;
 
+       UCI_HANDLE_ERR(ctx);
+
        if (glob(UCI_CONFDIR "/*", GLOB_MARK, NULL, &globbuf) != 0)
-               return NULL;
+               UCI_THROW(ctx, UCI_ERR_NOTFOUND);
 
        size = sizeof(char *) * (globbuf.gl_pathc + 1);
        for(i = 0; i < globbuf.gl_pathc; i++) {
@@ -836,6 +838,8 @@ char **uci_list_configs(struct uci_context *ctx)
                strcpy(buf, p);
                buf += strlen(buf) + 1;
        }
-       return configs;
+       *list = configs;
+
+       return 0;
 }
 

diff --git a/uci.h b/uci.h
index e0b3d30..69f4c12 100644 (file)
--- a/uci.h
+++ b/uci.h
@@ -210,7 +210,7 @@ extern int uci_commit(struct uci_context *ctx, struct uci_package *p);
  *
  * @ctx: uci context
  */
-extern char **uci_list_configs(struct uci_context *ctx);
+extern int uci_list_configs(struct uci_context *ctx, char ***list);
 
 /* UCI data structures */
 enum uci_type {