Some minor improvements

* destroy/free/shutdown/close in reverse order of allocation
* more static/auto_Xfree
* less variables/strlen/GString
* properly `\0`-terminate string of testcase

Signed-off-by: Steffen Jaeckel <s@jaeckel.eu>

src/plugins/callbacks.c

@@ -177,9 +177,9 @@ callbacks_remove(const char* const plugin_name)
 void
 callbacks_close(void)
 {
-    g_hash_table_destroy(p_commands);
-    g_hash_table_destroy(p_timed_functions);
     g_hash_table_destroy(p_window_callbacks);
+    g_hash_table_destroy(p_timed_functions);
+    g_hash_table_destroy(p_commands);
 }
 
 void

src/plugins/plugins.c

@@ -95,9 +95,9 @@ _plugins_shutdown(void)
     c_shutdown();
 #endif
 
-    autocompleters_destroy();
-    plugin_themes_close();
     plugin_settings_close();
+    plugin_themes_close();
+    autocompleters_destroy();
     callbacks_close();
     disco_close();
     g_hash_table_destroy(plugins);
@@ -399,7 +399,7 @@ plugins_reload(const char* const name, GString* error_message)
     return res;
 }
 
-void
+static void
 _plugins_unloaded_list_dir(const gchar* const dir, GSList** result)
 {
     GDir* plugins_dir = g_dir_open(dir, 0, NULL);

src/plugins/python_plugins.c

@@ -100,16 +100,13 @@ python_env_init(void)
     python_init_prof();
 
     auto_gchar gchar* plugins_dir = files_get_data_path(DIR_PLUGINS);
-    GString* path = g_string_new("import sys\n");
+    auto_gchar gchar* path = g_strdup_printf(
-    g_string_append(path, "sys.path.append(\"");
+          "import sys\n"
-    g_string_append(path, plugins_dir);
+          "sys.path.append(\"%s/\")\n", plugins_dir);
-    g_string_append(path, "/\")\n");
 
-    PyRun_SimpleString(path->str);
+    PyRun_SimpleString(path);
     python_check_error();
 
-    g_string_free(path, TRUE);
-
     allow_python_threads();
 }
 

src/tools/http_upload.c

@@ -164,11 +164,6 @@ http_file_put(void* userdata)
     FILE* fh = NULL;
 
     auto_char char* err = NULL;
-    gchar* content_type_header;
-    // Optional headers
-    gchar* auth_header = NULL;
-    gchar* cookie_header = NULL;
-    gchar* expires_header = NULL;
 
     CURL* curl;
     CURLcode res;
@@ -177,15 +172,14 @@ http_file_put(void* userdata)
     upload->bytes_sent = 0;
 
     pthread_mutex_lock(&lock);
-    gchar* msg = g_strdup_printf("Uploading '%s': 0%%", upload->filename);
+    auto_gchar gchar* msg = g_strdup_printf("Uploading '%s': 0%%", upload->filename);
     if (!msg) {
         msg = g_strdup(FALLBACK_MSG);
     }
     win_print_http_transfer(upload->window, msg, upload->put_url);
-    g_free(msg);
 
     auto_gchar gchar* cert_path = prefs_get_string(PREF_TLS_CERTPATH);
-    gchar* cafile = cafile_get_name();
+    auto_gchar gchar* cafile = cafile_get_name();
     gboolean insecure = FALSE;
     ProfAccount* account = accounts_get_account(session_get_account_name());
     if (account) {
@@ -201,7 +195,7 @@ http_file_put(void* userdata)
     curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, "PUT");
 
     struct curl_slist* headers = NULL;
-    content_type_header = g_strdup_printf("Content-Type: %s", upload->mime_type);
+    auto_gchar gchar* content_type_header = g_strdup_printf("Content-Type: %s", upload->mime_type);
     if (!content_type_header) {
         content_type_header = g_strdup(FALLBACK_CONTENTTYPE_HEADER);
     }
@@ -209,6 +203,7 @@ http_file_put(void* userdata)
     headers = curl_slist_append(headers, "Expect:");
 
     // Optional headers
+    auto_gchar gchar* auth_header = NULL;
     if (upload->authorization) {
         auth_header = g_strdup_printf("Authorization: %s", upload->authorization);
         if (!auth_header) {
@@ -216,6 +211,7 @@ http_file_put(void* userdata)
         }
         headers = curl_slist_append(headers, auth_header);
     }
+    auto_gchar gchar* cookie_header = NULL;
     if (upload->cookie) {
         cookie_header = g_strdup_printf("Cookie: %s", upload->cookie);
         if (!cookie_header) {
@@ -223,6 +219,7 @@ http_file_put(void* userdata)
         }
         headers = curl_slist_append(headers, cookie_header);
     }
+    auto_gchar gchar* expires_header = NULL;
     if (upload->expires) {
         expires_header = g_strdup_printf("Expires: %s", upload->expires);
         if (!expires_header) {
@@ -297,13 +294,8 @@ http_file_put(void* userdata)
         fclose(fh);
     }
     free(output.buffer);
-    g_free(content_type_header);
-    g_free(auth_header);
-    g_free(cookie_header);
-    g_free(expires_header);
 
     pthread_mutex_lock(&lock);
-    g_free(cafile);
 
     if (err) {
         gchar* msg;

src/ui/console.c

@@ -160,12 +160,11 @@ cons_bad_cmd_usage(const char* const cmd)
 void
 cons_show_error(const char* const msg, ...)
 {
-    ProfWin* console = wins_get_console();
     va_list arg;
     va_start(arg, msg);
     GString* fmt_msg = g_string_new(NULL);
     g_string_vprintf(fmt_msg, msg, arg);
-    win_println(console, THEME_ERROR, "-", "%s", fmt_msg->str);
+    win_println(wins_get_console(), THEME_ERROR, "-", "%s", fmt_msg->str);
     g_string_free(fmt_msg, TRUE);
     va_end(arg);
 

src/ui/core.c

@@ -93,7 +93,6 @@ static void
 _ui_close(void)
 {
     g_timer_destroy(ui_idle_time);
-    endwin();
     notifier_uninit();
     cons_clear_alerts();
     wins_destroy();
@@ -102,6 +101,7 @@ _ui_close(void)
     free_title_bar();
     delwin(main_scr);
     delscreen(set_term(NULL));
+    endwin();
 }
 
 void

src/xmpp/chat_session.c

@@ -69,8 +69,8 @@ static void
 _chat_session_free(ChatSession* session)
 {
     if (session) {
-        free(session->barejid);
         free(session->resource);
+        free(session->barejid);
         free(session);
     }
 }

src/xmpp/iq.c

@@ -2571,7 +2571,8 @@ iq_send_stanza(xmpp_stanza_t* const stanza)
     if (plugin_text) {
         xmpp_send_raw_string(conn, "%s", plugin_text);
     } else {
-        xmpp_send_raw_string(conn, "%s", text);
+        /* libstrophe does the strlen for us, so simply always pass SIZE_MAX */
+        xmpp_send_raw(conn, text, SIZE_MAX);
     }
     xmpp_free(connection_get_ctx(), text);
 }

tests/unittests/test_common.c

@@ -546,7 +546,7 @@ prof_occurrences_of_large_message_tests(void** state)
     char* haystack = malloc(haystack_sz);
     const char needle[] = "needle ";
     while (haystack_sz - haystack_cur > sizeof(needle)) {
-        memcpy(&haystack[haystack_cur], needle, sizeof(needle) - 1);
+        memcpy(&haystack[haystack_cur], needle, sizeof(needle));
         expected = g_slist_append(expected, GINT_TO_POINTER(haystack_cur));
         haystack_cur += sizeof(needle) - 1;
     }