Merge branch 'lr/git-run-setup-gently'

diff --git a/builtin/commit.c b/builtin/commit.c
index 38f34e7cd3c7ffd482eb13fcf810346e1da4d944..f0b790640d63244d277495856a7019264bb75dcc 100644 (file)
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -611,7 +611,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
        /* This checks and barfs if author is badly specified */
        determine_author_info(author_ident);
 
-       if (!no_verify && run_hook(index_file, "pre-commit", NULL))
+       if (!no_verify && run_commit_hook(use_editor, index_file, "pre-commit", NULL))
                return 0;
 
        if (squash_message) {
@@ -873,8 +873,8 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
                return 0;
        }
 
-       if (run_hook(index_file, "prepare-commit-msg",
-                    git_path(commit_editmsg), hook_arg1, hook_arg2, NULL))
+       if (run_commit_hook(use_editor, index_file, "prepare-commit-msg",
+                           git_path(commit_editmsg), hook_arg1, hook_arg2, NULL))
                return 0;
 
        if (use_editor) {
@@ -890,7 +890,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
        }
 
        if (!no_verify &&
-           run_hook(index_file, "commit-msg", git_path(commit_editmsg), NULL)) {
+           run_commit_hook(use_editor, index_file, "commit-msg", git_path(commit_editmsg), NULL)) {
                return 0;
        }
 
@@ -1074,8 +1074,6 @@ static int parse_and_validate_options(int argc, const char *argv[],
                use_editor = 0;
        if (0 <= edit_flag)
                use_editor = edit_flag;
-       if (!use_editor)
-               setenv("GIT_EDITOR", ":", 1);
 
        /* Sanity check options */
        if (amend && !current_head)
@@ -1130,7 +1128,7 @@ static int parse_and_validate_options(int argc, const char *argv[],
        if (argc == 0 && only && amend)
                only_include_assumed = _("Clever... amending the last one with dirty index.");
        if (argc > 0 && !also && !only)
-               only_include_assumed = _("Explicit paths specified without -i nor -o; assuming --only paths...");
+               only_include_assumed = _("Explicit paths specified without -i or -o; assuming --only paths...");
        if (!cleanup_arg || !strcmp(cleanup_arg, "default"))
                cleanup_mode = use_editor ? CLEANUP_ALL : CLEANUP_SPACE;
        else if (!strcmp(cleanup_arg, "verbatim"))
@@ -1458,6 +1456,29 @@ static int run_rewrite_hook(const unsigned char *oldsha1,
        return finish_command(&proc);
 }
 
+int run_commit_hook(int editor_is_used, const char *index_file, const char *name, ...)
+{
+       const char *hook_env[3] =  { NULL };
+       char index[PATH_MAX];
+       va_list args;
+       int ret;
+
+       snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file);
+       hook_env[0] = index;
+
+       /*
+        * Let the hook know that no editor will be launched.
+        */
+       if (!editor_is_used)
+               hook_env[1] = "GIT_EDITOR=:";
+
+       va_start(args, name);
+       ret = run_hook_ve(hook_env, name, args);
+       va_end(args);
+
+       return ret;
+}
+
 int cmd_commit(int argc, const char **argv, const char *prefix)
 {
        static struct wt_status s;
@@ -1480,7 +1501,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                OPT_BOOL('e', "edit", &edit_flag, N_("force edit of commit")),
                OPT_STRING(0, "cleanup", &cleanup_arg, N_("default"), N_("how to strip spaces and #comments from message")),
                OPT_BOOL(0, "status", &include_status, N_("include status in commit message template")),
-               { OPTION_STRING, 'S', "gpg-sign", &sign_commit, N_("key id"),
+               { OPTION_STRING, 'S', "gpg-sign", &sign_commit, N_("key-id"),
                  N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
                /* end commit message options */
 
@@ -1651,6 +1672,10 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                                           ? NULL
                                           : current_head->object.sha1,
                                           0, NULL);
+       if (!ref_lock) {
+               rollback_index_files();
+               die(_("cannot lock HEAD ref"));
+       }
 
        nl = strchr(sb.buf, '\n');
        if (nl)
@@ -1660,10 +1685,6 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
        strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg));
        strbuf_insert(&sb, strlen(reflog_msg), ": ", 2);
 
-       if (!ref_lock) {
-               rollback_index_files();
-               die(_("cannot lock HEAD ref"));
-       }
        if (write_ref_sha1(ref_lock, sha1, sb.buf) < 0) {
                rollback_index_files();
                die(_("cannot update HEAD ref"));
@@ -1682,7 +1703,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                     "not exceeded, and then \"git reset HEAD\" to recover."));
 
        rerere(0);
-       run_hook(get_index_file(), "post-commit", NULL);
+       run_commit_hook(use_editor, get_index_file(), "post-commit", NULL);
        if (amend && !no_post_rewrite) {
                struct notes_rewrite_cfg *cfg;
                cfg = init_copy_notes_for_rewrite("amend");