[PATCH 73/83] builtin/apply: make write_out_results() return -1 on error

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Signed-off-by: Christian Couder <chriscool@xxxxxxxxxxxxx>
---
 builtin/apply.c | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/builtin/apply.c b/builtin/apply.c
index dae89e2..49ef4c9 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -4367,6 +4367,12 @@ static int write_out_one_reject(struct apply_state *state, struct patch *patch)
 	return -1;
 }
 
+/*
+ * Returns:
+ *  -1 if an error happened
+ *   0 if the patch applied cleanly
+ *   1 if the patch did not apply cleanly
+ */
 static int write_out_results(struct apply_state *state, struct patch *list)
 {
 	int phase;
@@ -4381,7 +4387,7 @@ static int write_out_results(struct apply_state *state, struct patch *list)
 				errs = 1;
 			else {
 				if (write_out_one_result(state, l, phase))
-					exit(1);
+					return -1;
 				if (phase == 1) {
 					if (write_out_one_reject(state, l))
 						errs = 1;
@@ -4484,11 +4490,16 @@ static int apply_patch(struct apply_state *state,
 	    !state->apply_with_reject)
 		return -1;
 
-	if (state->apply && write_out_results(state, list)) {
-		if (state->apply_with_reject)
+	if (state->apply) {
+		int res = write_out_results(state, list);
+		if (res < 0)
 			return -1;
-		/* with --3way, we still need to write the index out */
-		return 1;
+		if (res > 0) {
+			if (state->apply_with_reject)
+				return -1;
+			/* with --3way, we still need to write the index out */
+			return 1;
+		}
 	}
 
 	if (state->fake_ancestor &&
-- 
2.8.1.300.g5fed0c0

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