1 /* 2 * usage.c 3 * 4 * Various reporting routines. 5 * Originally copied from GIT source. 6 * 7 * Copyright (C) Linus Torvalds, 2005 8 */ 9 #include "util.h" 10 #include "debug.h" 11 12 static __noreturn void usage_builtin(const char *err) 13 { 14 fprintf(stderr, "\n Usage: %s\n", err); 15 exit(129); 16 } 17 18 /* If we are in a dlopen()ed .so write to a global variable would segfault 19 * (ugh), so keep things static. */ 20 static void (*usage_routine)(const char *err) __noreturn = usage_builtin; 21 22 void usage(const char *err) 23 { 24 usage_routine(err); 25 } 26