trigger: replace calls to malloc by weechat_asprintf

src/plugins/trigger/trigger-callback.c

@@ -811,7 +811,7 @@ trigger_callback_modifier_cb (const void *pointer, void *data,
     const char *ptr_string;
     char *string_modified, *pos, *buffer_pointer;
     char *str_tags, **tags, *prefix, *string_no_color;
-    int length, num_tags, rc;
+    int num_tags, rc;
     void *ptr_irc_server, *ptr_irc_channel;
     struct t_gui_buffer *ptr_buffer;
 
@@ -950,11 +950,8 @@ trigger_callback_modifier_cb (const void *pointer, void *data,
                             | WEECHAT_STRING_SPLIT_COLLAPSE_SEPS,
                             0,
                             &num_tags);
-                        length = 1 + strlen (pos) + 1 + 1;
-                        str_tags = malloc (length);
-                        if (str_tags)
+                        if (weechat_asprintf (&str_tags, ",%s,", pos) >= 0)
                         {
-                            snprintf (str_tags, length, ",%s,", pos);
                             weechat_hashtable_set (ctx.extra_vars, "tg_tags",
                                                    str_tags);
                             free (str_tags);
@@ -1003,7 +1000,7 @@ trigger_callback_line_cb (const void *pointer, void *data,
     void *ptr;
     const char *ptr_key, *ptr_value;
     char **tags, *str_tags, *string_no_color;
-    int rc, num_tags, length;
+    int rc, num_tags;
 
     TRIGGER_CALLBACK_CB_INIT(NULL);
 
@@ -1041,12 +1038,10 @@ trigger_callback_line_cb (const void *pointer, void *data,
                                  &num_tags);
 
     /* build string with tags and commas around: ",tag1,tag2,tag3," */
-    length = 1 + strlen ((ptr_value) ? ptr_value : "") + 1 + 1;
-    str_tags = malloc (length);
-    if (str_tags)
+    if (weechat_asprintf (&str_tags,
+                          ",%s,",
+                          (ptr_value) ? ptr_value : "") >= 0)
     {
-        snprintf (str_tags, length, ",%s,",
-                  (ptr_value) ? ptr_value : "");
         weechat_hashtable_set (ctx.extra_vars, "tags", str_tags);
         free (str_tags);
     }
@@ -1140,7 +1135,6 @@ trigger_callback_print_cb  (const void *pointer, void *data,
                             const char *message)
 {
     char *str_tags, *str_tags2, str_temp[128], *str_no_color;
-    int length;
     struct timeval tv;
 
     TRIGGER_CALLBACK_CB_INIT(WEECHAT_RC_OK);
@@ -1185,11 +1179,8 @@ trigger_callback_print_cb  (const void *pointer, void *data,
     if (str_tags)
     {
         /* build string with tags and commas around: ",tag1,tag2,tag3," */
-        length = 1 + strlen (str_tags) + 1 + 1;
-        str_tags2 = malloc (length);
-        if (str_tags2)
+        if (weechat_asprintf (&str_tags2, ",%s,", str_tags) >= 0)
         {
-            snprintf (str_tags2, length, ",%s,", str_tags);
             weechat_hashtable_set (ctx.extra_vars, "tg_tags", str_tags2);
             free (str_tags2);
         }

src/plugins/trigger/trigger-completion.c

@@ -307,17 +307,12 @@ trigger_completion_add_quoted_word (struct t_gui_completion *completion,
                                     const char *word)
 {
     char *temp;
-    int length;
 
-    length = 1 + strlen (word) + 1 + 1;
-    temp = malloc (length);
-    if (!temp)
-        return;
-
-    snprintf (temp, length, "\"%s\"", word);
-    weechat_completion_list_add (completion, temp, 0, WEECHAT_LIST_POS_END);
-
-    free (temp);
+    if (weechat_asprintf (&temp, "\"%s\"", word) >= 0)
+    {
+        weechat_completion_list_add (completion, temp, 0, WEECHAT_LIST_POS_END);
+        free (temp);
+    }
 }
 
 /*

src/plugins/trigger/trigger-config.c

@@ -345,19 +345,17 @@ trigger_config_create_trigger_option (const char *trigger_name, int index_option
                                       const char *value)
 {
     struct t_config_option *ptr_option;
-    int length;
     char *option_name;
 
     ptr_option = NULL;
 
-    length = strlen (trigger_name) + 1 +
-        strlen (trigger_option_string[index_option]) + 1;
-    option_name = malloc (length);
-    if (!option_name)
+    if (weechat_asprintf (&option_name,
+                          "%s.%s",
+                          trigger_name,
+                          trigger_option_string[index_option]) < 0)
+    {
         return NULL;
-
-    snprintf (option_name, length, "%s.%s",
-              trigger_name, trigger_option_string[index_option]);
+    }
 
     switch (index_option)
     {