[PATCH] help: make help_unknown_ref() NORETURN

[René Scharfe <l.s.r@xxxxxx>]

Announce that calling help_unknown_ref() exits the program.

Signed-off-by: René Scharfe <l.s.r@xxxxxx>
---
Patch generated with --function-context for easier review.

 help.c | 3 ++-
 help.h | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/help.c b/help.c
index 5261d83ecf..9ff2be6b18 100644
--- a/help.c
+++ b/help.c
@@ -774,22 +774,23 @@ static struct string_list guess_refs(const char *ref)
 	return similar_refs;
 }

-void help_unknown_ref(const char *ref, const char *cmd, const char *error)
+NORETURN void help_unknown_ref(const char *ref, const char *cmd,
+			       const char *error)
 {
 	int i;
 	struct string_list suggested_refs = guess_refs(ref);

 	fprintf_ln(stderr, _("%s: %s - %s"), cmd, ref, error);

 	if (suggested_refs.nr > 0) {
 		fprintf_ln(stderr,
 			   Q_("\nDid you mean this?",
 			      "\nDid you mean one of these?",
 			      suggested_refs.nr));
 		for (i = 0; i < suggested_refs.nr; i++)
 			fprintf(stderr, "\t%s\n", suggested_refs.items[i].string);
 	}

 	string_list_clear(&suggested_refs, 0);
 	exit(1);
 }
diff --git a/help.h b/help.h
index b8780fbd0f..7a455beeb7 100644
--- a/help.h
+++ b/help.h
@@ -42,8 +42,8 @@ void list_commands(unsigned int colopts, struct cmdnames *main_cmds, struct cmdn
 /*
  * call this to die(), when it is suspected that the user mistyped a
  * ref to the command, to give suggested "correct" refs.
  */
-void help_unknown_ref(const char *ref, const char *cmd, const char *error);
+NORETURN void help_unknown_ref(const char *ref, const char *cmd, const char *error);

 static inline void list_config_item(struct string_list *list,
 				    const char *prefix,
--
2.23.0