check-attr: add an internal check_attr() function

This step is preparation to introducing --stdin-paths option.

I have also added maybe_flush_or_die() at the end of main() to ensure that
we exit with the zero code only when we flushed the output successfully.

Signed-off-by: Dmitry Potapov <dpotapov@gmail.com>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
This commit is contained in:
Dmitry Potapov 2008-10-07 04:14:18 +04:00 committed by Shawn O. Pearce
parent 5c283eb13c
commit 41038c5e15

View File

@ -6,6 +6,27 @@
static const char check_attr_usage[] =
"git check-attr attr... [--] pathname...";
static void check_attr(int cnt, struct git_attr_check *check,
const char** name, const char *file)
{
int j;
if (git_checkattr(file, cnt, check))
die("git_checkattr died");
for (j = 0; j < cnt; j++) {
const char *value = check[j].value;
if (ATTR_TRUE(value))
value = "set";
else if (ATTR_FALSE(value))
value = "unset";
else if (ATTR_UNSET(value))
value = "unspecified";
quote_c_style(file, NULL, stdout, 0);
printf(": %s: %s\n", name[j], value);
}
}
int cmd_check_attr(int argc, const char **argv, const char *prefix)
{
struct git_attr_check *check;
@ -42,23 +63,8 @@ int cmd_check_attr(int argc, const char **argv, const char *prefix)
check[i].attr = a;
}
for (i = doubledash; i < argc; i++) {
int j;
if (git_checkattr(argv[i], cnt, check))
die("git_checkattr died");
for (j = 0; j < cnt; j++) {
const char *value = check[j].value;
if (ATTR_TRUE(value))
value = "set";
else if (ATTR_FALSE(value))
value = "unset";
else if (ATTR_UNSET(value))
value = "unspecified";
quote_c_style(argv[i], NULL, stdout, 0);
printf(": %s: %s\n", argv[j+1], value);
}
}
for (i = doubledash; i < argc; i++)
check_attr(cnt, check, argv+1, argv[i]);
maybe_flush_or_die(stdout, "attribute to stdout");
return 0;
}