Remove \n from errx and die messages

[i3/i3] / i3-config-wizard / main.c

diff --git a/i3-config-wizard/main.c b/i3-config-wizard/main.c
index 013d1053a80051cf40cf76f0537c1075c13e183d..7c1f00a397183afd359251bf348874d4bccfe984 100644 (file)
--- a/i3-config-wizard/main.c
+++ b/i3-config-wizard/main.c
@@ -104,7 +104,7 @@ static struct xkb_keymap *xkb_keymap;
 static uint8_t xkb_base_event;
 static uint8_t xkb_base_error;
 
-static void finish();
+static void finish(void);
 
 #include "GENERATED_config_enums.h"
 
@@ -216,7 +216,7 @@ static const char *get_string(const char *identifier) {
 
 static void clear_stack(void) {
     for (int c = 0; c < 10; c++) {
-        if (stack[c].type == STACK_STR && stack[c].val.str != NULL)
+        if (stack[c].type == STACK_STR)
             free(stack[c].val.str);
         stack[c].identifier = NULL;
         stack[c].val.str = NULL;
@@ -482,7 +482,7 @@ static void txt(int col, int row, char *text, color_t fg, color_t bg) {
  * Handles expose events, that is, draws the window contents.
  *
  */
-static int handle_expose() {
+static int handle_expose(void) {
     const color_t black = draw_util_hex_to_color("#000000");
     const color_t white = draw_util_hex_to_color("#FFFFFF");
     const color_t green = draw_util_hex_to_color("#00FF00");
@@ -641,7 +641,7 @@ static void handle_button_press(xcb_button_press_event_t *event) {
  * Creates the config file and tells i3 to reload.
  *
  */
-static void finish() {
+static void finish(void) {
     printf("creating \"%s\"...\n", config_path);
 
     struct xkb_context *xkb_context;
@@ -822,7 +822,7 @@ int main(int argc, char *argv[]) {
     int screen;
     if ((conn = xcb_connect(NULL, &screen)) == NULL ||
         xcb_connection_has_error(conn))
-        errx(1, "Cannot open display\n");
+        errx(1, "Cannot open display");
 
     if (xkb_x11_setup_xkb_extension(conn,
                                     XKB_X11_MIN_MAJOR_XKB_VERSION,
@@ -853,12 +853,13 @@ int main(int argc, char *argv[]) {
     /* Init startup notification. */
     SnDisplay *sndisplay = sn_xcb_display_new(conn, NULL, NULL);
     SnLauncheeContext *sncontext = sn_launchee_context_new_from_environment(sndisplay, screen);
+    sn_display_unref(sndisplay);
 
     root_screen = xcb_aux_get_screen(conn, screen);
     root = root_screen->root;
 
     if (!(modmap_reply = xcb_get_modifier_mapping_reply(conn, modmap_cookie, NULL)))
-        errx(EXIT_FAILURE, "Could not get modifier mapping\n");
+        errx(EXIT_FAILURE, "Could not get modifier mapping");
 
     xcb_numlock_mask = get_mod_mask_for(XCB_NUM_LOCK, symbols, modmap_reply);
 
@@ -886,7 +887,9 @@ int main(int argc, char *argv[]) {
             0, /* back pixel: black */
             XCB_EVENT_MASK_EXPOSURE |
                 XCB_EVENT_MASK_BUTTON_PRESS});
-    sn_launchee_context_setup_window(sncontext, win);
+    if (sncontext) {
+        sn_launchee_context_setup_window(sncontext, win);
+    }
 
     /* Map the window (make it visible) */
     xcb_map_window(conn, win);
@@ -896,7 +899,7 @@ int main(int argc, char *argv[]) {
     do {                                                                                   \
         xcb_intern_atom_reply_t *reply = xcb_intern_atom_reply(conn, name##_cookie, NULL); \
         if (!reply)                                                                        \
-            errx(EXIT_FAILURE, "Could not get atom " #name "\n");                          \
+            errx(EXIT_FAILURE, "Could not get atom " #name);                               \
                                                                                            \
         A_##name = reply->atom;                                                            \
         free(reply);                                                                       \
@@ -949,9 +952,10 @@ int main(int argc, char *argv[]) {
     }
 
     /* Startup complete. */
-    sn_launchee_context_complete(sncontext);
-    sn_launchee_context_unref(sncontext);
-    sn_display_unref(sndisplay);
+    if (sncontext) {
+        sn_launchee_context_complete(sncontext);
+        sn_launchee_context_unref(sncontext);
+    }
 
     xcb_flush(conn);