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Diffstat (limited to 'builtin/for-each-ref.c')
-rw-r--r--builtin/for-each-ref.c34
1 files changed, 31 insertions, 3 deletions
diff --git a/builtin/for-each-ref.c b/builtin/for-each-ref.c
index 6f62f40d12..695fc8f4a5 100644
--- a/builtin/for-each-ref.c
+++ b/builtin/for-each-ref.c
@@ -1,10 +1,13 @@
#include "builtin.h"
#include "cache.h"
#include "config.h"
+#include "gettext.h"
#include "refs.h"
#include "object.h"
#include "parse-options.h"
#include "ref-filter.h"
+#include "strvec.h"
+#include "commit-reach.h"
static char const * const for_each_ref_usage[] = {
N_("git for-each-ref [<options>] [<pattern>]"),
@@ -19,12 +22,14 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
int i;
struct ref_sorting *sorting;
struct string_list sorting_options = STRING_LIST_INIT_DUP;
- int maxcount = 0, icase = 0;
+ int maxcount = 0, icase = 0, omit_empty = 0;
struct ref_array array;
struct ref_filter filter;
struct ref_format format = REF_FORMAT_INIT;
struct strbuf output = STRBUF_INIT;
struct strbuf err = STRBUF_INIT;
+ int from_stdin = 0;
+ struct strvec vec = STRVEC_INIT;
struct option opts[] = {
OPT_BIT('s', "shell", &format.quote_style,
@@ -35,6 +40,8 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
N_("quote placeholders suitably for python"), QUOTE_PYTHON),
OPT_BIT(0 , "tcl", &format.quote_style,
N_("quote placeholders suitably for Tcl"), QUOTE_TCL),
+ OPT_BOOL(0, "omit-empty", &omit_empty,
+ N_("do not output a newline after empty formatted refs")),
OPT_GROUP(""),
OPT_INTEGER( 0 , "count", &maxcount, N_("show only <n> matched refs")),
@@ -49,6 +56,7 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
OPT_CONTAINS(&filter.with_commit, N_("print only refs which contain the commit")),
OPT_NO_CONTAINS(&filter.no_commit, N_("print only refs which don't contain the commit")),
OPT_BOOL(0, "ignore-case", &icase, N_("sorting and filtering are case insensitive")),
+ OPT_BOOL(0, "stdin", &from_stdin, N_("read reference patterns from stdin")),
OPT_END(),
};
@@ -75,9 +83,27 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
ref_sorting_set_sort_flags_all(sorting, REF_SORTING_ICASE, icase);
filter.ignore_case = icase;
- filter.name_patterns = argv;
+ if (from_stdin) {
+ struct strbuf line = STRBUF_INIT;
+
+ if (argv[0])
+ die(_("unknown arguments supplied with --stdin"));
+
+ while (strbuf_getline(&line, stdin) != EOF)
+ strvec_push(&vec, line.buf);
+
+ strbuf_release(&line);
+
+ /* vec.v is NULL-terminated, just like 'argv'. */
+ filter.name_patterns = vec.v;
+ } else {
+ filter.name_patterns = argv;
+ }
+
filter.match_as_path = 1;
filter_refs(&array, &filter, FILTER_REFS_ALL);
+ filter_ahead_behind(the_repository, &format, &array);
+
ref_array_sort(sorting, &array);
if (!maxcount || array.nr < maxcount)
@@ -88,7 +114,8 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
if (format_ref_array_item(array.items[i], &format, &output, &err))
die("%s", err.buf);
fwrite(output.buf, 1, output.len, stdout);
- putchar('\n');
+ if (output.len || !omit_empty)
+ putchar('\n');
}
strbuf_release(&err);
@@ -97,5 +124,6 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix)
free_commit_list(filter.with_commit);
free_commit_list(filter.no_commit);
ref_sorting_release(sorting);
+ strvec_clear(&vec);
return 0;
}