Changeset 4e7637a in mainline

Timestamp:

2012-05-13T09:30:03Z (12 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

f8dbc12

Parents:

32d96e1

Message:

Add show-cat subcommand to loc which lists services in a given category.

File:

• uspace/app/loc/loc.c (modified) (3 diffs)

uspace/app/loc/loc.c

@@ -43 +43 @@
 #define NAME "loc"
 
-int main(int argc, char *argv[])
+static int show_cat(const char *cat_name, category_id_t cat_id)
+{
+        service_id_t *svc_ids;
+        size_t svc_cnt;
+        char *svc_name;
+        int rc;
+        size_t j;
+
+        printf("%s (%" PRIun "):\n", cat_name, cat_id);
+
+        rc = loc_category_get_svcs(cat_id, &svc_ids, &svc_cnt);
+        if (rc != EOK) {
+                printf(NAME ": Failed getting list of services in "
+                    "category %s, skipping.\n", cat_name);
+                return rc;
+        }
+
+        for (j = 0; j < svc_cnt; j++) {
+                rc = loc_service_get_name(svc_ids[j], &svc_name);
+                if (rc != EOK) {
+                        printf(NAME ": Unknown service name (SID %"
+                            PRIun ").\n", svc_ids[j]);
+                        continue;
+                }
+                printf("\t%s (%" PRIun ")\n", svc_name, svc_ids[j]);
+                free(svc_name);
+        }
+
+        free(svc_ids);
+        return EOK;
+}
+
+static int list_svcs_by_cat(void)
 {
         category_id_t *cat_ids;
         size_t cat_cnt;
-        service_id_t *svc_ids;
-        size_t svc_cnt;
 
-        size_t i, j;
+        size_t i;
         char *cat_name;
-        char *svc_name;
         int rc;
 
@@ -58 +87 @@
         if (rc != EOK) {
                 printf(NAME ": Error getting list of categories.\n");
-                return 1;
+                return rc;
         }
 
@@ -68 +97 @@
                 if (cat_name == NULL) {
                         printf(NAME ": Error allocating memory.\n");
-                        return 1;
+                        free(cat_ids);
+                        return rc;
                 }
 
-                printf("%s (%" PRIun "):\n", cat_name, cat_ids[i]);
+                rc = show_cat(cat_name, cat_ids[i]);
+                (void) rc;
 
-                rc = loc_category_get_svcs(cat_ids[i], &svc_ids, &svc_cnt);
-                if (rc != EOK) {
-                        printf(NAME ": Failed getting list of services in "
-                            "category %s, skipping.\n", cat_name);
-                        free(cat_name);
-                        continue;
-                }
-
-                for (j = 0; j < svc_cnt; j++) {
-                        rc = loc_service_get_name(svc_ids[j], &svc_name);
-                        if (rc != EOK) {
-                                printf(NAME ": Unknown service name (SID %"
-                                    PRIun ").\n", svc_ids[j]);
-                                continue;
-                        }
-                        printf("\t%s (%" PRIun ")\n", svc_name, svc_ids[j]);
-                        free(svc_name);
-                }
-
-                free(svc_ids);
                 free(cat_name);
         }
 
         free(cat_ids);
+        return EOK;
+}
+
+static void print_syntax(void)
+{
+        printf("syntax:\n"
+            "\t" NAME "                      List categories and services "
+                "they contain\n"
+            "\t" NAME " show-cat <category>  List services in category\n");
+}
+
+int main(int argc, char *argv[])
+{
+        int rc;
+        char *cmd;
+        char *cat_name;
+        category_id_t cat_id;
+
+        if (argc <= 1) {
+                rc = list_svcs_by_cat();
+                if (rc != EOK)
+                        return 1;
+                return 0;
+        }
+
+        cmd = argv[1];
+        if (str_cmp(cmd, "show-cat") == 0) {
+                if (argc < 3) {
+                        printf("Argument missing.\n");
+                        print_syntax();
+                        return 1;
+                }
+
+                cat_name = argv[2];
+                rc = loc_category_get_id(cat_name, &cat_id, 0);
+                if (rc != EOK) {
+                        printf("Error looking up category '%s'.\n", cat_name);
+                        return 1;
+                }
+
+                rc = show_cat(cat_name, cat_id);
+                if (rc != EOK)
+                        return 1;
+        } else {
+                printf("Invalid command '%s'\n", cmd);
+                print_syntax();
+                return 1;
+        }
+
         return 0;
 }