add quiet mode flag for cli

diff --git a/cli.c b/cli.c
index 78707281ef0e178294f23fbe4bae0bd9e53126b7..e14757e5a88cdfc13aadd74d82813715debab8b1 100644 (file)
--- a/cli.c
+++ b/cli.c
@@ -18,6 +18,7 @@
 static const char *appname = "uci";
 static enum {
        CLI_FLAG_MERGE = (1 << 0),
+       CLI_FLAG_QUIET = (1 << 1)
 } flags;
 static FILE *input;
 
@@ -50,16 +51,25 @@ static void uci_usage(int argc, char **argv)
                "Options:\n"
                "\t-f <file>  use <file> as input instead of stdin\n"
                "\t-m         when importing, merge data into an existing package\n"
-               "\t-s         force strict mode (stop on parser errors, default)\n"
-               "\t-S         disable strict mode\n"
                "\t-n         name unnamed sections on export (default)\n"
                "\t-N         don't name unnamed sections\n"
+               "\t-q         quiet mode (don't print error messages)\n"
+               "\t-s         force strict mode (stop on parser errors, default)\n"
+               "\t-S         disable strict mode\n"
                "\n",
                argv[0]
        );
        exit(255);
 }
 
+static void cli_perror(void)
+{
+       if (flags & CLI_FLAG_QUIET)
+               return;
+
+       uci_perror(ctx, appname);
+}
+
 static void uci_show_section(struct uci_section *p)
 {
        struct uci_element *e;
@@ -88,13 +98,13 @@ static int package_cmd(int cmd, char *package)
        struct uci_package *p = NULL;
 
        if (uci_load(ctx, package, &p) != UCI_OK) {
-               uci_perror(ctx, appname);
+               cli_perror();
                return 1;
        }
        switch(cmd) {
        case CMD_COMMIT:
                if (uci_commit(ctx, &p, false) != UCI_OK)
-                       uci_perror(ctx, appname);
+                       cli_perror();
                break;
        case CMD_EXPORT:
                uci_export(ctx, stdout, p, true);
@@ -142,7 +152,7 @@ static int uci_do_import(int argc, char **argv)
        }
 
        if (ret != UCI_OK) {
-               uci_perror(ctx, appname);
+               cli_perror();
                return 1;
        }
 
@@ -161,7 +171,7 @@ static int uci_do_package_cmd(int cmd, int argc, char **argv)
                return package_cmd(cmd, argv[1]);
 
        if ((uci_list_configs(ctx, &configs) != UCI_OK) || !configs) {
-               uci_perror(ctx, appname);
+               cli_perror();
                return 1;
        }
 
@@ -199,7 +209,7 @@ static int uci_do_section_cmd(int cmd, int argc, char **argv)
                return 1;
 
        if (uci_load(ctx, package, &p) != UCI_OK) {
-               uci_perror(ctx, appname);
+               cli_perror();
                return 1;
        }
 
@@ -242,7 +252,7 @@ static int uci_do_section_cmd(int cmd, int argc, char **argv)
                ret = uci_save(ctx, p);
 
        if (ret != UCI_OK) {
-               uci_perror(ctx, appname);
+               cli_perror();
                return 1;
        }
 
@@ -302,7 +312,7 @@ int main(int argc, char **argv)
                return 1;
        }
 
-       while((c = getopt(argc, argv, "mf:sSnN")) != -1) {
+       while((c = getopt(argc, argv, "mf:sSnNq")) != -1) {
                switch(c) {
                        case 'f':
                                input = fopen(optarg, "r");
@@ -327,6 +337,9 @@ int main(int argc, char **argv)
                        case 'N':
                                ctx->flags &= ~UCI_FLAG_EXPORT_NAME;
                                break;
+                       case 'q':
+                               flags |= CLI_FLAG_QUIET;
+                               break;
                        default:
                                uci_usage(argc, argv);
                                break;