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authorPranit Bauva <pranit.bauva@gmail.com>2020-02-17 09:40:34 +0100
committerJunio C Hamano <gitster@pobox.com>2020-02-19 09:37:14 -0800
commitce58b5d8b128568e9b4f37703377cbc22eaf00f5 (patch)
tree2b78812647d4fbb82839ba2c307be15723d0639b /bisect.h
parent7613ec594a3cb3a5b67bd4f363a557374e744dfb (diff)
bisect: libify `exit_if_skipped_commits` to `error_if_skipped*` and its dependents
Since we want to get rid of git-bisect.sh, it would be necessary to
convert those exit() calls to return statements so that errors can be
reported.

Emulate try catch in C by converting `exit(<positive-value>)` to
`return <negative-value>`. Follow POSIX conventions to return
<negative-value> to indicate error.

Update all callers to handle the error returns.

Mentored-by: Christian Couder <chriscool@tuxfamily.org>
Mentored-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Pranit Bauva <pranit.bauva@gmail.com>
Signed-off-by: Tanushree Tumane <tanushreetumane@gmail.com>
Signed-off-by: Miriam Rubio <mirucam@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'bisect.h')
-rw-r--r--bisect.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/bisect.h b/bisect.h
index c921ead02c..19d90e4870 100644
--- a/bisect.h
+++ b/bisect.h
@@ -37,10 +37,13 @@ struct rev_list_info {
  * commit has been found (and possibly checked out) and it
  * should be tested.
  * BISECT_FAILED error code: default error code.
+ * BISECT_ONLY_SKIPPED_LEFT error code: only skipped
+ * commits left to be tested.
  */
 enum bisect_error {
 	BISECT_OK = 0,
-	BISECT_FAILED = -1
+	BISECT_FAILED = -1,
+	BISECT_ONLY_SKIPPED_LEFT = -2
 };
 
 enum bisect_error bisect_next_all(struct repository *r,