diff options
| -rw-r--r-- | builtin/merge.c | 37 | ||||
| -rwxr-xr-x | t/t7505-prepare-commit-msg-hook.sh | 12 |
2 files changed, 41 insertions, 8 deletions
diff --git a/builtin/merge.c b/builtin/merge.c index 8c58c3cc4a..9b8c163c89 100644 --- a/builtin/merge.c +++ b/builtin/merge.c @@ -797,6 +797,32 @@ static void add_strategies(const char *string, unsigned attr) } +static void write_merge_msg(void) +{ + int fd = open(git_path("MERGE_MSG"), O_WRONLY | O_CREAT, 0666); + if (fd < 0) + die_errno("Could not open '%s' for writing", + git_path("MERGE_MSG")); + if (write_in_full(fd, merge_msg.buf, merge_msg.len) != merge_msg.len) + die_errno("Could not write to '%s'", git_path("MERGE_MSG")); + close(fd); +} + +static void read_merge_msg(void) +{ + strbuf_reset(&merge_msg); + if (strbuf_read_file(&merge_msg, git_path("MERGE_MSG"), 0) < 0) + die_errno("Could not read from '%s'", git_path("MERGE_MSG")); +} + +static void run_prepare_commit_msg(void) +{ + write_merge_msg(); + run_hook(get_index_file(), "prepare-commit-msg", + git_path("MERGE_MSG"), "merge", NULL, NULL); + read_merge_msg(); +} + static int merge_trivial(void) { unsigned char result_tree[20], result_commit[20]; @@ -808,6 +834,7 @@ static int merge_trivial(void) parent->next = xmalloc(sizeof(*parent->next)); parent->next->item = remoteheads->item; parent->next->next = NULL; + run_prepare_commit_msg(); commit_tree(merge_msg.buf, result_tree, parent, result_commit, NULL); finish(result_commit, "In-index merge"); drop_save(); @@ -837,6 +864,7 @@ static int finish_automerge(struct commit_list *common, } free_commit_list(remoteheads); strbuf_addch(&merge_msg, '\n'); + run_prepare_commit_msg(); commit_tree(merge_msg.buf, result_tree, parents, result_commit, NULL); strbuf_addf(&buf, "Merge made by %s.", wt_strategy); finish(result_commit, buf.buf); @@ -1318,14 +1346,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix) die_errno("Could not write to '%s'", git_path("MERGE_HEAD")); close(fd); strbuf_addch(&merge_msg, '\n'); - fd = open(git_path("MERGE_MSG"), O_WRONLY | O_CREAT, 0666); - if (fd < 0) - die_errno("Could not open '%s' for writing", - git_path("MERGE_MSG")); - if (write_in_full(fd, merge_msg.buf, merge_msg.len) != - merge_msg.len) - die_errno("Could not write to '%s'", git_path("MERGE_MSG")); - close(fd); + write_merge_msg(); fd = open(git_path("MERGE_MODE"), O_WRONLY | O_CREAT | O_TRUNC, 0666); if (fd < 0) die_errno("Could not open '%s' for writing", diff --git a/t/t7505-prepare-commit-msg-hook.sh b/t/t7505-prepare-commit-msg-hook.sh index ff189624d4..5b4b694f18 100755 --- a/t/t7505-prepare-commit-msg-hook.sh +++ b/t/t7505-prepare-commit-msg-hook.sh @@ -132,6 +132,18 @@ test_expect_success 'with hook (-c)' ' ' +test_expect_success 'with hook (merge)' ' + + head=`git rev-parse HEAD` && + git checkout -b other HEAD@{1} && + echo "more" >> file && + git add file && + git commit -m other && + git checkout - && + git merge other && + test "`git log -1 --pretty=format:%s`" = merge +' + cat > "$HOOK" <<'EOF' #!/bin/sh exit 1 |