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Diffstat (limited to 'builtin/grep.c')
-rw-r--r--builtin/grep.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/builtin/grep.c b/builtin/grep.c
index 50e712a184..fe78d4c98b 100644
--- a/builtin/grep.c
+++ b/builtin/grep.c
@@ -4,6 +4,7 @@
* Copyright (c) 2006 Junio C Hamano
*/
#include "builtin.h"
+#include "abspath.h"
#include "gettext.h"
#include "hex.h"
#include "repository.h"
@@ -812,14 +813,20 @@ static int file_callback(const struct option *opt, const char *arg, int unset)
{
struct grep_opt *grep_opt = opt->value;
int from_stdin;
+ const char *filename = arg;
FILE *patterns;
int lno = 0;
struct strbuf sb = STRBUF_INIT;
BUG_ON_OPT_NEG(unset);
- from_stdin = !strcmp(arg, "-");
- patterns = from_stdin ? stdin : fopen(arg, "r");
+ if (!*filename)
+ ; /* leave it as-is */
+ else
+ filename = prefix_filename_except_for_dash(grep_prefix, filename);
+
+ from_stdin = !strcmp(filename, "-");
+ patterns = from_stdin ? stdin : fopen(filename, "r");
if (!patterns)
die_errno(_("cannot open '%s'"), arg);
while (strbuf_getline(&sb, patterns) == 0) {
@@ -833,6 +840,8 @@ static int file_callback(const struct option *opt, const char *arg, int unset)
if (!from_stdin)
fclose(patterns);
strbuf_release(&sb);
+ if (filename != arg)
+ free((void *)filename);
return 0;
}
@@ -924,9 +933,8 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
N_("process binary files with textconv filters")),
OPT_SET_INT('r', "recursive", &opt.max_depth,
N_("search in subdirectories (default)"), -1),
- { OPTION_INTEGER, 0, "max-depth", &opt.max_depth, N_("depth"),
- N_("descend at most <depth> levels"), PARSE_OPT_NONEG,
- NULL, 1 },
+ OPT_INTEGER_F(0, "max-depth", &opt.max_depth,
+ N_("descend at most <n> levels"), PARSE_OPT_NONEG),
OPT_GROUP(""),
OPT_SET_INT('E', "extended-regexp", &opt.pattern_type_option,
N_("use extended POSIX regular expressions"),
@@ -990,7 +998,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
OPT_CALLBACK_F(0, "and", &opt, NULL,
N_("combine patterns specified with -e"),
PARSE_OPT_NOARG | PARSE_OPT_NONEG, and_callback),
- OPT_BOOL(0, "or", &dummy, ""),
+ OPT_BOOL_F(0, "or", &dummy, "", PARSE_OPT_NONEG),
OPT_CALLBACK_F(0, "not", &opt, NULL, "",
PARSE_OPT_NOARG | PARSE_OPT_NONEG, not_callback),
OPT_CALLBACK_F('(', NULL, &opt, NULL, "",