grep: remove global variable builtin_grep

Replace the only global variable in builtin-grep.c, builtin_grep, by a
local one and a function parameter with reversed meaning.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
René Scharfe 2009-05-07 21:46:17 +02:00 committed by Junio C Hamano
parent 51a9949eda
commit 1b5fb44ad1

View file

@ -20,8 +20,6 @@
#endif
#endif
static int builtin_grep;
static int grep_config(const char *var, const char *value, void *cb)
{
struct grep_opt *opt = cb;
@ -432,7 +430,8 @@ static int external_grep(struct grep_opt *opt, const char **paths, int cached)
}
#endif
static int grep_cache(struct grep_opt *opt, const char **paths, int cached)
static int grep_cache(struct grep_opt *opt, const char **paths, int cached,
int external_grep_allowed)
{
int hit = 0;
int nr;
@ -444,7 +443,7 @@ static int grep_cache(struct grep_opt *opt, const char **paths, int cached)
* we grep through the checked-out files. It tends to
* be a lot more optimized
*/
if (!cached && !builtin_grep) {
if (!cached && external_grep_allowed) {
hit = external_grep(opt, paths, cached);
if (hit >= 0)
return hit;
@ -574,6 +573,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
{
int hit = 0;
int cached = 0;
int external_grep_allowed = 1;
int seen_dashdash = 0;
struct grep_opt opt;
struct object_array list = { 0, 0, NULL };
@ -612,7 +612,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
continue;
}
if (!strcmp("--no-ext-grep", arg)) {
builtin_grep = 1;
external_grep_allowed = 0;
continue;
}
if (!strcmp("-a", arg) ||
@ -823,7 +823,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
}
if (opt.color && !opt.color_external)
builtin_grep = 1;
external_grep_allowed = 0;
if (!opt.pattern_list)
die("no pattern given.");
if ((opt.regflags != REG_NEWLINE) && opt.fixed)
@ -874,7 +874,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
if (!list.nr) {
if (!cached)
setup_work_tree();
return !grep_cache(&opt, paths, cached);
return !grep_cache(&opt, paths, cached, external_grep_allowed);
}
if (cached)