gui: Speed up add_spaces().

[paraslash.git] / gui.c

diff --git a/gui.c b/gui.c
index 68a271a898a49a82f6499bd145cd9956e1c4a5f3..6e44b09d37cc574846f1de0a4d325e586c69dad0 100644 (file)
--- a/gui.c
+++ b/gui.c
@@ -287,14 +287,20 @@ static char *configfile_exists(void)
        return file_exists(tmp)? tmp: NULL;
 }
 
-/*
- * print num spaces to curses window
- */
+/* Print given number of spaces to curses window. */
 static void add_spaces(WINDOW* win, unsigned int num)
 {
-       while (num > 0) {
-               num--;
-               waddstr(win, " ");
+       char space[] = "                                ";
+       unsigned sz = sizeof(space);
+
+       while (num >= sz)  {
+               waddstr(win, space);
+               num -= sz;
+       }
+       if (num > 0) {
+               assert(num < sz);
+               space[num] = '\0';
+               waddstr(win, space);
        }
 }
 
@@ -533,7 +539,8 @@ static void setup_signal_handling(void)
        para_sigaction(SIGHUP, SIG_IGN);
 }
 
-__noreturn static void do_exit(int ret)
+/* kill every process in the process group and exit */
+__noreturn static void kill_pg_and_die(int ret)
 {
        para_sigaction(SIGTERM, SIG_IGN);
        kill(0, SIGTERM);
@@ -552,7 +559,7 @@ static void shutdown_curses(void)
 __noreturn static void finish(int ret)
 {
        shutdown_curses();
-       do_exit(ret);
+       kill_pg_and_die(ret);
 }
 
 /*
@@ -567,7 +574,7 @@ __noreturn __printf_2_3 static void msg_n_exit(int ret, const char* fmt, ...)
        va_start(argp, fmt);
        vfprintf(outfd, fmt, argp);
        va_end(argp);
-       do_exit(ret);
+       kill_pg_and_die(ret);
 }
 
 static void print_welcome(void)