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git branch -D: give a better error message when lockfile creation fails

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Previously the old error message just told the user that it was not
possible to delete the ref from the packed-refs file. Give instructions
on how to resolve the problem.

Signed-off-by: Miklos Vajna <vmiklos@frugalware.org>
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
This commit is contained in:
Miklos Vajna
2009-09-27 01:15:09 +02:00
committed by Shawn O. Pearce
parent 6bbfd1fa98
commit 1b018fd9be
3 changed files with 24 additions and 7 deletions
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1
cache.h
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@ -489,6 +489,7 @@ struct lock_file {
};
#define LOCK_DIE_ON_ERROR 1
#define LOCK_NODEREF 2
extern int unable_to_lock_error(const char *path, int err);
extern NORETURN void unable_to_lock_index_die(const char *path, int err);
extern int hold_lock_file_for_update(struct lock_file *, const char *path, int);
extern int hold_lock_file_for_append(struct lock_file *, const char *path, int);