Changeset 83e023e

Timestamp:

Jul 23, 2011, 7:22:12 PM (14 years ago)

Author:

David Benjamin <davidben@mit.edu>

Children:

c40d11a

Parents:

e9a939b

git-author:

David Benjamin <davidben@mit.edu> (07/23/11 18:54:46)

git-committer:

David Benjamin <davidben@mit.edu> (07/23/11 19:22:12)

Message:

Don't attempt to switch filters in :view -d if invalid

Add return value to owl_function_create_filter and check before
switching.

Files:

• commands.c (modified) (1 diff)
• functions.c (modified) (7 diffs)

commands.c

@@ -2165 +2165 @@
       myargv[i]=argv[i];
     }
-    owl_function_create_filter(argc, myargv);
-    owl_function_change_currentview_filter("owl-dynamic");
+    if (owl_function_create_filter(argc, myargv)) {
+      owl_function_change_currentview_filter("owl-dynamic");
+    }
     g_free(myargv);
     return NULL;

functions.c

@@ -2126 +2126 @@
 
 /* Create a new filter, or replace an existing one
- * with a new definition.
+ * with a new definition. Returns true on success.
  */
-void owl_function_create_filter(int argc, const char *const *argv)
+bool owl_function_create_filter(int argc, const char *const *argv)
 {
   owl_filter *f;
@@ -2136 +2136 @@
   if (argc < 2) {
     owl_function_error("Wrong number of arguments to filter command");
-    return;
+    return false;
   }
 
@@ -2146 +2146 @@
   if (!strcmp(argv[1], "all")) {
     owl_function_error("You may not change the 'all' filter.");
-    return;
+    return false;
   }
 
@@ -2154 +2154 @@
     if (!f) {
       owl_function_error("The filter '%s' does not exist.", argv[1]);
-      return;
+      return false;
     }
     if (owl_util_string_to_color(argv[3])==OWL_COLOR_INVALID) {
       owl_function_error("The color '%s' is not available.", argv[3]);
-      return;
+      return false;
     }
     owl_filter_set_fgcolor(f, owl_util_string_to_color(argv[3]));
     owl_mainwin_redisplay(owl_global_get_mainwin(&g));
-    return;
+    return false;
   }
   if (argc==4 && !strcmp(argv[2], "-b")) {
@@ -2168 +2168 @@
     if (!f) {
       owl_function_error("The filter '%s' does not exist.", argv[1]);
-      return;
+      return false;
     }
     if (owl_util_string_to_color(argv[3])==OWL_COLOR_INVALID) {
       owl_function_error("The color '%s' is not available.", argv[3]);
-      return;
+      return false;
     }
     owl_filter_set_bgcolor(f, owl_util_string_to_color(argv[3]));
     owl_mainwin_redisplay(owl_global_get_mainwin(&g));
-    return;
+    return true;
   }
 
@@ -2183 +2183 @@
   if (f == NULL) {
     owl_function_error("Invalid filter");
-    return;
+    return false;
   }
 
@@ -2204 +2204 @@
   }
   owl_mainwin_redisplay(owl_global_get_mainwin(&g));
+  return true;
 }