diff options
| author | Johannes Sixt <j6t@kdbg.org> | 2013-04-01 23:36:36 +0200 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2013-04-02 13:00:41 -0700 |
| commit | 53d8afafbbf455d24b0a94e4114709a4d495d460 (patch) | |
| tree | 72e962bc7cc59eef2bd01fc4f422dca3b8462eab | |
| parent | 15999998fbda60552742275570947431b57108ae (diff) | |
| download | git-53d8afafbbf455d24b0a94e4114709a4d495d460.tar.gz | |
rerere forget: grok files containing NUL
Using 'git rerere forget .' after a merge that involved binary files
runs into an infinite loop if the binary file contains a zero byte.
Replace a strchrnul by memchr because the former does not make progress
as soon as the NUL is encountered.
Signed-off-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
| -rw-r--r-- | rerere.c | 6 | ||||
| -rwxr-xr-x | t/t2030-unresolve-info.sh | 12 |
2 files changed, 16 insertions, 2 deletions
@@ -284,8 +284,10 @@ static int rerere_mem_getline(struct strbuf *sb, struct rerere_io *io_) strbuf_release(sb); if (!io->input.len) return -1; - ep = strchrnul(io->input.buf, '\n'); - if (*ep == '\n') + ep = memchr(io->input.buf, '\n', io->input.len); + if (!ep) + ep = io->input.buf + io->input.len; + else if (*ep == '\n') ep++; len = ep - io->input.buf; strbuf_add(sb, io->input.buf, len); diff --git a/t/t2030-unresolve-info.sh b/t/t2030-unresolve-info.sh index f2620650ce..0b699f50dd 100755 --- a/t/t2030-unresolve-info.sh +++ b/t/t2030-unresolve-info.sh @@ -44,9 +44,13 @@ prime_resolve_undo () { test_expect_success setup ' mkdir fi && + printf "a\0a" >binary && + git add binary && test_commit initial fi/le first && git branch side && git branch another && + printf "a\0b" >binary && + git add binary && test_commit second fi/le second && git checkout side && test_commit third fi/le third && @@ -167,4 +171,12 @@ test_expect_success 'rerere and rerere forget (subdirectory)' ' test_cmp expect actual ' +test_expect_success 'rerere forget (binary)' ' + git checkout -f side && + printf "a\0c" >binary && + git commit -a -m binary && + test_must_fail git merge second && + git rerere forget binary +' + test_done |