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authorVincent Ambo <Vincent Ambo>2020-01-11T23·36+0000
committerVincent Ambo <Vincent Ambo>2020-01-11T23·40+0000
commit7ef0d62730840ded097b524104cc0a0904591a63 (patch)
treea670f96103667aeca4789a95d94ca0dff550c4ce /third_party/git/compat/stat.c
parent6a2a3007077818e24a3d56fc492ada9206a10cf0 (diff)
parent1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5 (diff)
merge(third_party/git): Merge squashed git subtree at v2.23.0 r/373
Merge commit '1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5' as 'third_party/git'
Diffstat (limited to 'third_party/git/compat/stat.c')
-rw-r--r--third_party/git/compat/stat.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/third_party/git/compat/stat.c b/third_party/git/compat/stat.c
new file mode 100644
index 000000000000..a2d3931cb73c
--- /dev/null
+++ b/third_party/git/compat/stat.c
@@ -0,0 +1,48 @@
+#define _POSIX_C_SOURCE 200112L
+#include <sys/stat.h>  /* *stat, S_IS* */
+#include <sys/types.h> /* mode_t       */
+
+static inline mode_t mode_native_to_git(mode_t native_mode)
+{
+	mode_t perm_bits = native_mode & 07777;
+	if (S_ISREG(native_mode))
+		return 0100000 | perm_bits;
+	if (S_ISDIR(native_mode))
+		return 0040000 | perm_bits;
+	if (S_ISLNK(native_mode))
+		return 0120000 | perm_bits;
+	if (S_ISBLK(native_mode))
+		return 0060000 | perm_bits;
+	if (S_ISCHR(native_mode))
+		return 0020000 | perm_bits;
+	if (S_ISFIFO(native_mode))
+		return 0010000 | perm_bits;
+	if (S_ISSOCK(native_mode))
+		return 0140000 | perm_bits;
+	/* Non-standard type bits were given. */
+	return perm_bits;
+}
+
+int git_stat(const char *path, struct stat *buf)
+{
+	int rc = stat(path, buf);
+	if (rc == 0)
+		buf->st_mode = mode_native_to_git(buf->st_mode);
+	return rc;
+}
+
+int git_fstat(int fd, struct stat *buf)
+{
+	int rc = fstat(fd, buf);
+	if (rc == 0)
+		buf->st_mode = mode_native_to_git(buf->st_mode);
+	return rc;
+}
+
+int git_lstat(const char *path, struct stat *buf)
+{
+	int rc = lstat(path, buf);
+	if (rc == 0)
+		buf->st_mode = mode_native_to_git(buf->st_mode);
+	return rc;
+}