Teach "am" and "rebase" to mark the original position with ORIG_HEAD

diff --git a/builtin-commit.c b/builtin-commit.c
index 446a1086fd78e96dc46d78cd61d05ab456944a51..745c11e7735ffcb070683d1af607b4ad85f48e23 100644 (file)
--- a/builtin-commit.c
+++ b/builtin-commit.c
@@ -45,7 +45,8 @@ static enum {
        COMMIT_PARTIAL,
 } commit_style;
 
-static char *logfile, *force_author, *template_file;
+static char *logfile, *force_author;
+static const char *template_file;
 static char *edit_message, *use_message;
 static char *author_name, *author_email, *author_date;
 static int all, edit_flag, also, interactive, only, amend, signoff;
@@ -103,7 +104,7 @@ static struct option builtin_commit_options[] = {
        OPT_BOOLEAN('o', "only", &only, "commit only specified files"),
        OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"),
        OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"),
-       { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
+       { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
        OPT_BOOLEAN(0, "allow-empty", &allow_empty, "ok to record an empty change"),
        OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"),
 
@@ -503,7 +504,8 @@ static int prepare_to_commit(const char *index_file, const char *prefix)
 
        fp = fopen(git_path(commit_editmsg), "w");
        if (fp == NULL)
-               die("could not open %s", git_path(commit_editmsg));
+               die("could not open %s: %s",
+                   git_path(commit_editmsg), strerror(errno));
 
        if (cleanup_mode != CLEANUP_NONE)
                stripspace(&sb, 0);
@@ -798,6 +800,8 @@ static int parse_and_validate_options(int argc, const char *argv[],
 
        if (!untracked_files_arg)
                ; /* default already initialized */
+       else if (!strcmp(untracked_files_arg, "no"))
+               show_untracked_files = SHOW_NO_UNTRACKED_FILES;
        else if (!strcmp(untracked_files_arg, "normal"))
                show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
        else if (!strcmp(untracked_files_arg, "all"))
@@ -874,12 +878,8 @@ static void print_summary(const char *prefix, const unsigned char *sha1)
 
 int git_commit_config(const char *k, const char *v, void *cb)
 {
-       if (!strcmp(k, "commit.template")) {
-               if (!v)
-                       return config_error_nonbool(v);
-               template_file = xstrdup(v);
-               return 0;
-       }
+       if (!strcmp(k, "commit.template"))
+               return git_config_string(&template_file, k, v);
 
        return git_status_config(k, v, cb);
 }