Promote help to global config option, teach error_exit() to output usage message when called

from get_optflags().

1 files changed, 6 insertions, 6 deletions

diff --git a/lib/lib.c b/lib/lib.c
index 7cb29f8f..fe85c5fe 100644
--- a/lib/lib.c
+++ b/lib/lib.c
@@ -55,6 +55,12 @@ void error_exit(char *msg, ...)
 {
 	va_list va;
 
+	if (CFG_HELP && toys.exithelp) {
+		*toys.optargs=*toys.argv;
+		help_main();
+		fprintf(stderr,"\n");
+	}
+
 	va_start(va, msg);
 	verror_msg(msg, 0, va);
 	va_end(va);
@@ -75,12 +81,6 @@ void perror_exit(char *msg, ...)
 	exit(toys.exitval);
 }
 
-// Stub until the online help system goes in.
-void usage_exit(void)
-{
-	exit(1);
-}
-
 // Die unless we can allocate memory.
 void *xmalloc(size_t size)
 {