This negative number can be -2 if no patch header has been found,
otherwise it is -1.
As parse_chunk() is called only by apply_patch() which already
returns -1 when an error happened, let's make it return -1 when
parse_chunk() returns -1.
Signed-off-by: Christian Couder <chrisc...@tuxfamily.org>
---
builtin/apply.c | 19 +++++++++++--------
1 file changed, 11 insertions(+), 8 deletions(-)
diff --git a/builtin/apply.c b/builtin/apply.c
index 825ffe9..e1d6c8b 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -2110,22 +2110,22 @@ static int use_patch(struct apply_state *state, struct
patch *p)
return !state->has_include;
}
-
/*
* Read the patch text in "buffer" that extends for "size" bytes; stop
* reading after seeing a single patch (i.e. changes to a single file).
* Create fragments (i.e. patch hunks) and hang them to the given patch.
- * Return the number of bytes consumed, so that the caller can call us
- * again for the next patch.
+ *
+ * Returns:
+ * -1 on error,
+ * -2 if no header was found,
+ * the number of bytes consumed otherwise,
+ * so that the caller can call us again for the next patch.
*/
static int parse_chunk(struct apply_state *state, char *buffer, unsigned long
size, struct patch *patch)
{
int hdrsize, patchsize;
int offset = find_header(state, buffer, size, &hdrsize, patch);
- if (offset == -1)
- exit(1);
-
if (offset < 0)
return offset;
@@ -2185,8 +2185,9 @@ static int parse_chunk(struct apply_state *state, char
*buffer, unsigned long si
* empty to us here.
*/
if ((state->apply || state->check) &&
- (!patch->is_binary && !metadata_changes(patch)))
- die(_("patch with only garbage at line %d"),
state->linenr);
+ (!patch->is_binary && !metadata_changes(patch))) {
+ return error(_("patch with only garbage at line %d"),
state->linenr);
+ }
}
return offset + hdrsize + patchsize;
@@ -4566,6 +4567,8 @@ static int apply_patch(struct apply_state *state,
nr = parse_chunk(state, buf.buf + offset, buf.len - offset,
patch);
if (nr < 0) {
free_patch(patch);
+ if (nr == -1)
+ return -1;
break;
}
if (state->apply_in_reverse)
--
2.8.1.300.g5fed0c0
--
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