X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/42562649917058c3aff682741854ac12ffe72d20..e5e6d3c410e4ca2d9b70def299c21a90245b41b8:/syscall.c

diff --git a/syscall.c b/syscall.c
index aba0009d..a99783a3 100644
--- a/syscall.c
+++ b/syscall.c
@@ -226,6 +226,22 @@ int do_rename(const char *fname1, const char *fname2)
 	return rename(fname1, fname2);
 }
 
+#ifdef HAVE_FTRUNCATE
+int do_ftruncate(int fd, OFF_T size)
+{
+	int ret;
+
+	if (dry_run) return 0;
+	RETURN_ERROR_IF_RO_OR_LO;
+
+	do {
+		ret = ftruncate(fd, size);
+	} while (ret < 0 && errno == EINTR);
+
+	return ret;
+}
+#endif
+
 void trim_trailing_slashes(char *name)
 {
 	int l;
@@ -327,3 +343,77 @@ OFF_T do_lseek(int fd, OFF_T offset, int whence)
 	return lseek(fd, offset, whence);
 #endif
 }
+
+#ifdef HAVE_UTIMENSAT
+int do_utimensat(const char *fname, time_t modtime, uint32 mod_nsec)
+{
+	struct timespec t[2];
+
+	if (dry_run) return 0;
+	RETURN_ERROR_IF_RO_OR_LO;
+
+	t[0].tv_sec = 0;
+	t[0].tv_nsec = UTIME_NOW;
+	t[1].tv_sec = modtime;
+	t[1].tv_nsec = mod_nsec;
+	return utimensat(AT_FDCWD, fname, t, AT_SYMLINK_NOFOLLOW);
+}
+#endif
+
+#ifdef HAVE_LUTIMES
+int do_lutimes(const char *fname, time_t modtime, uint32 mod_nsec)
+{
+	struct timeval t[2];
+
+	if (dry_run) return 0;
+	RETURN_ERROR_IF_RO_OR_LO;
+
+	t[0].tv_sec = time(NULL);
+	t[0].tv_usec = 0;
+	t[1].tv_sec = modtime;
+	t[1].tv_usec = mod_nsec / 1000;
+	return lutimes(fname, t);
+}
+#endif
+
+#ifdef HAVE_UTIMES
+int do_utimes(const char *fname, time_t modtime, uint32 mod_nsec)
+{
+	struct timeval t[2];
+
+	if (dry_run) return 0;
+	RETURN_ERROR_IF_RO_OR_LO;
+
+	t[0].tv_sec = time(NULL);
+	t[0].tv_usec = 0;
+	t[1].tv_sec = modtime;
+	t[1].tv_usec = mod_nsec / 1000;
+	return utimes(fname, t);
+}
+
+#elif defined HAVE_UTIME
+int do_utime(const char *fname, time_t modtime, UNUSED(uint32 mod_nsec))
+{
+#ifdef HAVE_STRUCT_UTIMBUF
+	struct utimbuf tbuf;
+#else
+	time_t t[2];
+#endif
+
+	if (dry_run) return 0;
+	RETURN_ERROR_IF_RO_OR_LO;
+
+# ifdef HAVE_STRUCT_UTIMBUF
+	tbuf.actime = time(NULL);
+	tbuf.modtime = modtime;
+	return utime(fname, &tbuf);
+# else
+	t[0] = time(NULL);
+	t[1] = modtime;
+	return utime(fname, t);
+# endif
+}
+
+#else
+#error Need utimes or utime function.
+#endif