push --force-with-lease: implement logic to populate old_sha1_expect[]

diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c
index 47b4e7adb956517c22edc580892d63a99d9f219a..de894c75773c78afb2c0f1ea4ea5aff8ec7de6bc 100644 (file)
--- a/builtin/rev-parse.c
+++ b/builtin/rev-parse.c
@@ -195,6 +195,12 @@ static int anti_reference(const char *refname, const unsigned char *sha1, int fl
        return 0;
 }
 
+static int show_abbrev(const unsigned char *sha1, void *cb_data)
+{
+       show_rev(NORMAL, sha1, NULL);
+       return 0;
+}
+
 static void show_datestring(const char *flag, const char *datestr)
 {
        static char buffer[100];
@@ -206,11 +212,17 @@ static void show_datestring(const char *flag, const char *datestr)
        show(buffer);
 }
 
-static int show_file(const char *arg)
+static int show_file(const char *arg, int output_prefix)
 {
        show_default();
        if ((filter & (DO_NONFLAGS|DO_NOREV)) == (DO_NONFLAGS|DO_NOREV)) {
-               show(arg);
+               if (output_prefix) {
+                       const char *prefix = startup_info->prefix;
+                       show(prefix_filename(prefix,
+                                            prefix ? strlen(prefix) : 0,
+                                            arg));
+               } else
+                       show(arg);
                return 1;
        }
        return 0;
@@ -250,7 +262,7 @@ static int try_difference(const char *arg)
                return 0;
        }
 
-       if (!get_sha1(this, sha1) && !get_sha1(next, end)) {
+       if (!get_sha1_committish(this, sha1) && !get_sha1_committish(next, end)) {
                show_rev(NORMAL, end, next);
                show_rev(symmetric ? NORMAL : REVERSED, sha1, this);
                if (symmetric) {
@@ -290,7 +302,7 @@ static int try_parent_shorthands(const char *arg)
                return 0;
 
        *dotdot = 0;
-       if (get_sha1(arg, sha1))
+       if (get_sha1_committish(arg, sha1))
                return 0;
 
        if (!parents_only)
@@ -330,15 +342,15 @@ static int cmd_parseopt(int argc, const char **argv, const char *prefix)
 {
        static int keep_dashdash = 0, stop_at_non_option = 0;
        static char const * const parseopt_usage[] = {
-               "git rev-parse --parseopt [options] -- [<args>...]",
+               N_("git rev-parse --parseopt [options] -- [<args>...]"),
                NULL
        };
        static struct option parseopt_opts[] = {
                OPT_BOOLEAN(0, "keep-dashdash", &keep_dashdash,
-                                       "keep the `--` passed as an arg"),
+                                       N_("keep the `--` passed as an arg")),
                OPT_BOOLEAN(0, "stop-at-non-option", &stop_at_non_option,
-                                       "stop parsing after the "
-                                       "first non-option argument"),
+                                       N_("stop parsing after the "
+                                          "first non-option argument")),
                OPT_END(),
        };
 
@@ -455,15 +467,16 @@ static void die_no_single_rev(int quiet)
 }
 
 static const char builtin_rev_parse_usage[] =
-"git rev-parse --parseopt [options] -- [<args>...]\n"
-"   or: git rev-parse --sq-quote [<arg>...]\n"
-"   or: git rev-parse [options] [<arg>...]\n"
-"\n"
-"Run \"git rev-parse --parseopt -h\" for more information on the first usage.";
+N_("git rev-parse --parseopt [options] -- [<args>...]\n"
+   "   or: git rev-parse --sq-quote [<arg>...]\n"
+   "   or: git rev-parse [options] [<arg>...]\n"
+   "\n"
+   "Run \"git rev-parse --parseopt -h\" for more information on the first usage.");
 
 int cmd_rev_parse(int argc, const char **argv, const char *prefix)
 {
        int i, as_is = 0, verify = 0, quiet = 0, revs_count = 0, type = 0;
+       int output_prefix = 0;
        unsigned char sha1[20];
        const char *name = NULL;
 
@@ -497,7 +510,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
                const char *arg = argv[i];
 
                if (as_is) {
-                       if (show_file(arg) && as_is < 2)
+                       if (show_file(arg, output_prefix) && as_is < 2)
                                verify_filename(prefix, arg, 0);
                        continue;
                }
@@ -521,7 +534,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
                                as_is = 2;
                                /* Pass on the "--" if we show anything but files.. */
                                if (filter & (DO_FLAGS | DO_REVS))
-                                       show_file(arg);
+                                       show_file(arg, 0);
                                continue;
                        }
                        if (!strcmp(arg, "--default")) {
@@ -529,6 +542,13 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
                                i++;
                                continue;
                        }
+                       if (!strcmp(arg, "--prefix")) {
+                               prefix = argv[i+1];
+                               startup_info->prefix = prefix;
+                               output_prefix = 1;
+                               i++;
+                               continue;
+                       }
                        if (!strcmp(arg, "--revs-only")) {
                                filter &= ~DO_NOREV;
                                continue;
@@ -601,6 +621,10 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
                                for_each_ref(show_reference, NULL);
                                continue;
                        }
+                       if (!prefixcmp(arg, "--disambiguate=")) {
+                               for_each_abbrev(arg + 15, show_abbrev, NULL);
+                               continue;
+                       }
                        if (!strcmp(arg, "--bisect")) {
                                for_each_ref_in("refs/bisect/bad", show_reference, NULL);
                                for_each_ref_in("refs/bisect/good", anti_reference, NULL);
@@ -744,7 +768,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
                if (verify)
                        die_no_single_rev(quiet);
                as_is = 1;
-               if (!show_file(arg))
+               if (!show_file(arg, output_prefix))
                        continue;
                verify_filename(prefix, arg, 1);
        }