notes remove: --stdin reads from the standard input

diff --git a/builtin/merge.c b/builtin/merge.c
index 08245b6d664b2e29637dfba6ad33a394a5c104cc..7eebb71491047b2df6231df500e5fc28db1881b4 100644 (file)
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -56,6 +56,7 @@ static size_t use_strategies_nr, use_strategies_alloc;
 static const char **xopts;
 static size_t xopts_nr, xopts_alloc;
 static const char *branch;
+static char *branch_mergeoptions;
 static int option_renormalize;
 static int verbosity;
 static int allow_rerere_auto;
@@ -503,26 +504,34 @@ static void merge_name(const char *remote, struct strbuf *msg)
        strbuf_release(&bname);
 }
 
+static void parse_branch_merge_options(char *bmo)
+{
+       const char **argv;
+       int argc;
+
+       if (!bmo)
+               return;
+       argc = split_cmdline(bmo, &argv);
+       if (argc < 0)
+               die(_("Bad branch.%s.mergeoptions string: %s"), branch,
+                   split_cmdline_strerror(argc));
+       argv = xrealloc(argv, sizeof(*argv) * (argc + 2));
+       memmove(argv + 1, argv, sizeof(*argv) * (argc + 1));
+       argc++;
+       argv[0] = "branch.*.mergeoptions";
+       parse_options(argc, argv, NULL, builtin_merge_options,
+                     builtin_merge_usage, 0);
+       free(argv);
+}
+
 static int git_merge_config(const char *k, const char *v, void *cb)
 {
        if (branch && !prefixcmp(k, "branch.") &&
                !prefixcmp(k + 7, branch) &&
                !strcmp(k + 7 + strlen(branch), ".mergeoptions")) {
-               const char **argv;
-               int argc;
-               char *buf;
-
-               buf = xstrdup(v);
-               argc = split_cmdline(buf, &argv);
-               if (argc < 0)
-                       die(_("Bad branch.%s.mergeoptions string: %s"), branch,
-                           split_cmdline_strerror(argc));
-               argv = xrealloc(argv, sizeof(*argv) * (argc + 2));
-               memmove(argv + 1, argv, sizeof(*argv) * (argc + 1));
-               argc++;
-               parse_options(argc, argv, NULL, builtin_merge_options,
-                             builtin_merge_usage, 0);
-               free(buf);
+               free(branch_mergeoptions);
+               branch_mergeoptions = xstrdup(v);
+               return 0;
        }
 
        if (!strcmp(k, "merge.diffstat") || !strcmp(k, "merge.stat"))
@@ -541,6 +550,15 @@ static int git_merge_config(const char *k, const char *v, void *cb)
                if (is_bool && shortlog_len)
                        shortlog_len = DEFAULT_MERGE_LOG_LEN;
                return 0;
+       } else if (!strcmp(k, "merge.ff")) {
+               int boolval = git_config_maybe_bool(k, v);
+               if (0 <= boolval) {
+                       allow_fast_forward = boolval;
+               } else if (v && !strcmp(v, "only")) {
+                       allow_fast_forward = 1;
+                       fast_forward_only = 1;
+               } /* do not barf on values from future versions of git */
+               return 0;
        } else if (!strcmp(k, "merge.defaulttoupstream")) {
                default_to_upstream = git_config_bool(k, v);
                return 0;
@@ -1010,6 +1028,8 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
        if (diff_use_color_default == -1)
                diff_use_color_default = git_use_color_default;
 
+       if (branch_mergeoptions)
+               parse_branch_merge_options(branch_mergeoptions);
        argc = parse_options(argc, argv, prefix, builtin_merge_options,
                        builtin_merge_usage, 0);
 
@@ -1062,9 +1082,12 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
        if (!allow_fast_forward && fast_forward_only)
                die(_("You cannot combine --no-ff with --ff-only."));
 
-       if (!argc && !abort_current_merge && default_to_upstream)
-               argc = setup_with_upstream(&argv);
-
+       if (!abort_current_merge) {
+               if (!argc && default_to_upstream)
+                       argc = setup_with_upstream(&argv);
+               else if (argc == 1 && !strcmp(argv[0], "-"))
+                       argv[0] = "@{-1}";
+       }
        if (!argc)
                usage_with_options(builtin_merge_usage,
                        builtin_merge_options);