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-rw-r--r--builtin/rev-parse.c84
1 files changed, 63 insertions, 21 deletions
diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c
index c76b89dc5b..45901df371 100644
--- a/builtin/rev-parse.c
+++ b/builtin/rev-parse.c
@@ -9,6 +9,8 @@
#include "quote.h"
#include "builtin.h"
#include "parse-options.h"
+#include "diff.h"
+#include "revision.h"
#define DO_REVS 1
#define DO_NOREV 2
@@ -30,6 +32,9 @@ static int abbrev_ref;
static int abbrev_ref_strict;
static int output_sq;
+static int stuck_long;
+static struct string_list *ref_excludes;
+
/*
* Some arguments are relevant "revision" arguments,
* others are about output format or other details.
@@ -185,6 +190,8 @@ static int show_default(void)
static int show_reference(const char *refname, const unsigned char *sha1, int flag, void *cb_data)
{
+ if (ref_excluded(ref_excludes, refname))
+ return 0;
show_rev(NORMAL, sha1, refname);
return 0;
}
@@ -279,6 +286,7 @@ static int try_difference(const char *arg)
exclude = n;
}
}
+ *dotdot = '.';
return 1;
}
*dotdot = '.';
@@ -302,8 +310,10 @@ static int try_parent_shorthands(const char *arg)
return 0;
*dotdot = 0;
- if (get_sha1_committish(arg, sha1))
+ if (get_sha1_committish(arg, sha1)) {
+ *dotdot = '^';
return 0;
+ }
if (!parents_only)
show_rev(NORMAL, sha1, arg);
@@ -312,6 +322,7 @@ static int try_parent_shorthands(const char *arg)
show_rev(parents_only ? NORMAL : REVERSED,
parents->item->object.sha1, arg);
+ *dotdot = '^';
return 1;
}
@@ -320,12 +331,15 @@ static int parseopt_dump(const struct option *o, const char *arg, int unset)
struct strbuf *parsed = o->value;
if (unset)
strbuf_addf(parsed, " --no-%s", o->long_name);
- else if (o->short_name)
+ else if (o->short_name && (o->long_name == NULL || !stuck_long))
strbuf_addf(parsed, " -%c", o->short_name);
else
strbuf_addf(parsed, " --%s", o->long_name);
if (arg) {
- strbuf_addch(parsed, ' ');
+ if (!stuck_long)
+ strbuf_addch(parsed, ' ');
+ else if (o->long_name)
+ strbuf_addch(parsed, '=');
sq_quote_buf(parsed, arg);
}
return 0;
@@ -351,6 +365,8 @@ static int cmd_parseopt(int argc, const char **argv, const char *prefix)
OPT_BOOL(0, "stop-at-non-option", &stop_at_non_option,
N_("stop parsing after the "
"first non-option argument")),
+ OPT_BOOL(0, "stuck-long", &stuck_long,
+ N_("output in stuck long form")),
OPT_END(),
};
@@ -476,6 +492,7 @@ N_("git rev-parse --parseopt [options] -- [<args>...]\n"
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 has_dashdash = 0;
int output_prefix = 0;
unsigned char sha1[20];
const char *name = NULL;
@@ -489,6 +506,13 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
if (argc > 1 && !strcmp("-h", argv[1]))
usage(builtin_rev_parse_usage);
+ for (i = 1; i < argc; i++) {
+ if (!strcmp(argv[i], "--")) {
+ has_dashdash = 1;
+ break;
+ }
+ }
+
prefix = setup_git_directory();
git_config(git_default_config, NULL);
for (i = 1; i < argc; i++) {
@@ -508,7 +532,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
}
continue;
}
- if (!prefixcmp(arg, "-n")) {
+ if (starts_with(arg, "-n")) {
if ((filter & DO_FLAGS) && (filter & DO_REVS))
show(arg);
continue;
@@ -523,15 +547,17 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
continue;
}
if (!strcmp(arg, "--default")) {
- def = argv[i+1];
- i++;
+ def = argv[++i];
+ if (!def)
+ die("--default requires an argument");
continue;
}
if (!strcmp(arg, "--prefix")) {
- prefix = argv[i+1];
+ prefix = argv[++i];
+ if (!prefix)
+ die("--prefix requires an argument");
startup_info->prefix = prefix;
output_prefix = 1;
- i++;
continue;
}
if (!strcmp(arg, "--revs-only")) {
@@ -560,7 +586,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
continue;
}
if (!strcmp(arg, "--short") ||
- !prefixcmp(arg, "--short=")) {
+ starts_with(arg, "--short=")) {
filter &= ~(DO_FLAGS|DO_NOREV);
verify = 1;
abbrev = DEFAULT_ABBREV;
@@ -588,7 +614,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
symbolic = SHOW_SYMBOLIC_FULL;
continue;
}
- if (!prefixcmp(arg, "--abbrev-ref") &&
+ if (starts_with(arg, "--abbrev-ref") &&
(!arg[12] || arg[12] == '=')) {
abbrev_ref = 1;
abbrev_ref_strict = warn_ambiguous_refs;
@@ -606,7 +632,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
for_each_ref(show_reference, NULL);
continue;
}
- if (!prefixcmp(arg, "--disambiguate=")) {
+ if (starts_with(arg, "--disambiguate=")) {
for_each_abbrev(arg + 15, show_abbrev, NULL);
continue;
}
@@ -615,35 +641,46 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
for_each_ref_in("refs/bisect/good", anti_reference, NULL);
continue;
}
- if (!prefixcmp(arg, "--branches=")) {
+ if (starts_with(arg, "--branches=")) {
for_each_glob_ref_in(show_reference, arg + 11,
"refs/heads/", NULL);
+ clear_ref_exclusion(&ref_excludes);
continue;
}
if (!strcmp(arg, "--branches")) {
for_each_branch_ref(show_reference, NULL);
+ clear_ref_exclusion(&ref_excludes);
continue;
}
- if (!prefixcmp(arg, "--tags=")) {
+ if (starts_with(arg, "--tags=")) {
for_each_glob_ref_in(show_reference, arg + 7,
"refs/tags/", NULL);
+ clear_ref_exclusion(&ref_excludes);
continue;
}
if (!strcmp(arg, "--tags")) {
for_each_tag_ref(show_reference, NULL);
+ clear_ref_exclusion(&ref_excludes);
continue;
}
- if (!prefixcmp(arg, "--glob=")) {
+ if (starts_with(arg, "--glob=")) {
for_each_glob_ref(show_reference, arg + 7, NULL);
+ clear_ref_exclusion(&ref_excludes);
continue;
}
- if (!prefixcmp(arg, "--remotes=")) {
+ if (starts_with(arg, "--remotes=")) {
for_each_glob_ref_in(show_reference, arg + 10,
"refs/remotes/", NULL);
+ clear_ref_exclusion(&ref_excludes);
continue;
}
if (!strcmp(arg, "--remotes")) {
for_each_remote_ref(show_reference, NULL);
+ clear_ref_exclusion(&ref_excludes);
+ continue;
+ }
+ if (starts_with(arg, "--exclude=")) {
+ add_ref_exclusion(&ref_excludes, arg + 10);
continue;
}
if (!strcmp(arg, "--local-env-vars")) {
@@ -703,9 +740,12 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
continue;
}
if (!strcmp(arg, "--resolve-git-dir")) {
- const char *gitdir = resolve_gitdir(argv[i+1]);
+ const char *gitdir = argv[++i];
+ if (!gitdir)
+ die("--resolve-git-dir requires an argument");
+ gitdir = resolve_gitdir(gitdir);
if (!gitdir)
- die("not a gitdir '%s'", argv[i+1]);
+ die("not a gitdir '%s'", argv[i]);
puts(gitdir);
continue;
}
@@ -724,19 +764,19 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
: "false");
continue;
}
- if (!prefixcmp(arg, "--since=")) {
+ if (starts_with(arg, "--since=")) {
show_datestring("--max-age=", arg+8);
continue;
}
- if (!prefixcmp(arg, "--after=")) {
+ if (starts_with(arg, "--after=")) {
show_datestring("--max-age=", arg+8);
continue;
}
- if (!prefixcmp(arg, "--before=")) {
+ if (starts_with(arg, "--before=")) {
show_datestring("--min-age=", arg+9);
continue;
}
- if (!prefixcmp(arg, "--until=")) {
+ if (starts_with(arg, "--until=")) {
show_datestring("--min-age=", arg+8);
continue;
}
@@ -765,6 +805,8 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
}
if (verify)
die_no_single_rev(quiet);
+ if (has_dashdash)
+ die("bad revision '%s'", arg);
as_is = 1;
if (!show_file(arg, output_prefix))
continue;