On Wed, Jan 21, 2015 at 10:51:02AM -0800, Junio C Hamano wrote:
> >> It appears that this hijacks a fixed name dir-mtime-test at the root
> >> level of every project managed by Git. Is that intended?
> >
> > I did think about filename clash, but I chose a fixed name anyway for
> > simplicity, otherwise we would need to reconstruct paths
> > "dir-mtime-test/..." in many places.
>
> If you stuff the name of test directory (default "dir-mtime-test")
> in a strbuf and formulate test paths by chomping to the original and
> then appending "/..." at the end, like your remove_test_directory()
> already does, wouldn't that be sufficient?
It looks actually good. How about this on top?
-- 8< --
diff --git a/builtin/update-index.c b/builtin/update-index.c
index f23ec83..f5f6689 100644
--- a/builtin/update-index.c
+++ b/builtin/update-index.c
@@ -32,6 +32,7 @@ static int mark_valid_only;
static int mark_skip_worktree_only;
#define MARK_FLAG 1
#define UNMARK_FLAG 2
+static struct strbuf mtime_dir = STRBUF_INIT;
__attribute__((format (printf, 1, 2)))
static void report(const char *fmt, ...)
@@ -49,28 +50,37 @@ static void report(const char *fmt, ...)
static void remove_test_directory(void)
{
- struct strbuf sb = STRBUF_INIT;
- strbuf_addstr(&sb, "dir-mtime-test");
- remove_dir_recursively(&sb, 0);
- strbuf_release(&sb);
+ if (mtime_dir.len)
+ remove_dir_recursively(&mtime_dir, 0);
+}
+
+static const char *get_mtime_path(const char *path)
+{
+ static struct strbuf sb = STRBUF_INIT;
+ strbuf_reset(&sb);
+ strbuf_addf(&sb, "%s/%s", mtime_dir.buf, path);
+ return sb.buf;
}
static void xmkdir(const char *path)
{
+ path = get_mtime_path(path);
if (mkdir(path, 0700))
die_errno(_("failed to create directory %s"), path);
}
-static int xstat(const char *path, struct stat *st)
+static int xstat_mtime_dir(struct stat *st)
{
- if (stat(path, st))
- die_errno(_("failed to stat %s"), path);
+ if (stat(mtime_dir.buf, st))
+ die_errno(_("failed to stat %s"), mtime_dir.buf);
return 0;
}
static int create_file(const char *path)
{
- int fd = open(path, O_CREAT | O_RDWR, 0644);
+ int fd;
+ path = get_mtime_path(path);
+ fd = open(path, O_CREAT | O_RDWR, 0644);
if (fd < 0)
die_errno(_("failed to create file %s"), path);
return fd;
@@ -78,12 +88,14 @@ static int create_file(const char *path)
static void xunlink(const char *path)
{
+ path = get_mtime_path(path);
if (unlink(path))
die_errno(_("failed to delete file %s"), path);
}
static void xrmdir(const char *path)
{
+ path = get_mtime_path(path);
if (rmdir(path))
die_errno(_("failed to delete directory %s"), path);
}
@@ -102,37 +114,40 @@ static int test_if_untracked_cache_is_supported(void)
{
struct stat st;
struct stat_data base;
- int fd;
+ int fd, ret = 0;
+
+ strbuf_addstr(&mtime_dir, "mtime-test-XXXXXX");
+ if (!mkdtemp(mtime_dir.buf))
+ die_errno("Could not make temporary directory");
fprintf(stderr, _("Testing "));
- xmkdir("dir-mtime-test");
atexit(remove_test_directory);
- xstat("dir-mtime-test", &st);
+ xstat_mtime_dir(&st);
fill_stat_data(&base, &st);
fputc('.', stderr);
avoid_racy();
- fd = create_file("dir-mtime-test/newfile");
- xstat("dir-mtime-test", &st);
+ fd = create_file("newfile");
+ xstat_mtime_dir(&st);
if (!match_stat_data(&base, &st)) {
close(fd);
fputc('\n', stderr);
fprintf_ln(stderr,_("directory stat info does not "
"change after adding a new file"));
- return 0;
+ goto done;
}
fill_stat_data(&base, &st);
fputc('.', stderr);
avoid_racy();
- xmkdir("dir-mtime-test/new-dir");
- xstat("dir-mtime-test", &st);
+ xmkdir("new-dir");
+ xstat_mtime_dir(&st);
if (!match_stat_data(&base, &st)) {
close(fd);
fputc('\n', stderr);
fprintf_ln(stderr, _("directory stat info does not change "
"after adding a new directory"));
- return 0;
+ goto done;
}
fill_stat_data(&base, &st);
fputc('.', stderr);
@@ -140,52 +155,57 @@ static int test_if_untracked_cache_is_supported(void)
avoid_racy();
write_or_die(fd, "data", 4);
close(fd);
- xstat("dir-mtime-test", &st);
+ xstat_mtime_dir(&st);
if (match_stat_data(&base, &st)) {
fputc('\n', stderr);
fprintf_ln(stderr, _("directory stat info changes "
"after updating a file"));
- return 0;
+ goto done;
}
fputc('.', stderr);
avoid_racy();
- close(create_file("dir-mtime-test/new-dir/new"));
- xstat("dir-mtime-test", &st);
+ close(create_file("new-dir/new"));
+ xstat_mtime_dir(&st);
if (match_stat_data(&base, &st)) {
fputc('\n', stderr);
fprintf_ln(stderr, _("directory stat info changes after "
"adding a file inside subdirectory"));
- return 0;
+ goto done;
}
fputc('.', stderr);
avoid_racy();
- xunlink("dir-mtime-test/newfile");
- xstat("dir-mtime-test", &st);
+ xunlink("newfile");
+ xstat_mtime_dir(&st);
if (!match_stat_data(&base, &st)) {
fputc('\n', stderr);
fprintf_ln(stderr, _("directory stat info does not "
"change after deleting a file"));
- return 0;
+ goto done;
}
fill_stat_data(&base, &st);
fputc('.', stderr);
avoid_racy();
- xunlink("dir-mtime-test/new-dir/new");
- xrmdir("dir-mtime-test/new-dir");
- xstat("dir-mtime-test", &st);
+ xunlink("new-dir/new");
+ xrmdir("new-dir");
+ xstat_mtime_dir(&st);
if (!match_stat_data(&base, &st)) {
fputc('\n', stderr);
fprintf_ln(stderr, _("directory stat info does not "
"change after deleting a directory"));
- return 0;
+ goto done;
}
- xrmdir("dir-mtime-test");
+ if (rmdir(mtime_dir.buf))
+ die_errno(_("failed to delete directory %s"), mtime_dir.buf);
fprintf_ln(stderr, _(" OK"));
- return 1;
+ ret = 1;
+
+done:
+ strbuf_release(&mtime_dir);
+ return ret;
}
static int mark_ce_flags(const char *path, int flag, int mark)
-- 8< --
--
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