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check return code of prepare_revision_walk

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A failure in prepare_revision_walk can be caused by
a not parseable object.

Signed-off-by: Martin Koegler <mkoegler@auto.tuwien.ac.at>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Martin Koegler
2008-02-18 08:31:56 +01:00
committed by Junio C Hamano
parent 24e8a3c946
commit 3d51e1b5b8
11 changed files with 28 additions and 14 deletions
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12
builtin-log.c
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@ -197,7 +197,8 @@ static int cmd_log_walk(struct rev_info *rev)
if (rev->early_output)
setup_early_output(rev);
prepare_revision_walk(rev);
if (prepare_revision_walk(rev))
die("revision walk setup failed");
if (rev->early_output)
finish_early_output(rev);
@ -556,7 +557,8 @@ static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids, const cha
o2->flags ^= UNINTERESTING;
add_pending_object(&check_rev, o1, "o1");
add_pending_object(&check_rev, o2, "o2");
prepare_revision_walk(&check_rev);
if (prepare_revision_walk(&check_rev))
die("revision walk setup failed");
while ((commit = get_revision(&check_rev)) != NULL) {
/* ignore merges */
@ -781,7 +783,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
if (!use_stdout)
realstdout = xfdopen(xdup(1), "w");
prepare_revision_walk(&rev);
if (prepare_revision_walk(&rev))
die("revision walk setup failed");
while ((commit = get_revision(&rev)) != NULL) {
/* ignore merges */
if (commit->parents && commit->parents->next)
@ -923,7 +926,8 @@ int cmd_cherry(int argc, const char **argv, const char *prefix)
die("Unknown commit %s", limit);
/* reverse the list of commits */
prepare_revision_walk(&revs);
if (prepare_revision_walk(&revs))
die("revision walk setup failed");
while ((commit = get_revision(&revs)) != NULL) {
/* ignore merges */
if (commit->parents && commit->parents->next)