X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/f0fca04e4e136c4a487a922e8fb09acf46aeafa0..66203a982b3d249bafda9b9272c4c103c19e4a9b:/syscall.c

diff --git a/syscall.c b/syscall.c
index c655969e..56d88b48 100644
--- a/syscall.c
+++ b/syscall.c
@@ -24,8 +24,9 @@
 
 extern int dry_run;
 extern int read_only;
+extern int list_only;
 
-#define CHECK_RO if (read_only) {errno = EROFS; return -1;}
+#define CHECK_RO if (read_only || list_only) {errno = EROFS; return -1;}
 
 int do_unlink(char *fname)
 {
@@ -75,8 +76,17 @@ int do_rmdir(char *pathname)
 
 int do_open(char *pathname, int flags, mode_t mode)
 {
-	if (dry_run) return -1;
-	CHECK_RO
+	if (flags != O_RDONLY) {
+	    if (dry_run) return -1;
+	    CHECK_RO
+	}
+#ifdef O_BINARY
+	/* for Windows */
+	flags |= O_BINARY;
+#endif
+	/* some systems can't handle a double / */
+	if (pathname[0] == '/' && pathname[1] == '/') pathname++;
+
 	return open(pathname, flags, mode);
 }
 
@@ -149,6 +159,17 @@ OFF_T do_lseek(int fd, OFF_T offset, int whence)
 #endif
 }
 
+#ifdef USE_MMAP
+void *do_mmap(void *start, int len, int prot, int flags, int fd, OFF_T offset)
+{
+#if HAVE_OFF64_T
+	return mmap64(start, len, prot, flags, fd, offset);
+#else
+	return mmap(start, len, prot, flags, fd, offset);
+#endif
+}
+#endif
+
 char *d_name(struct dirent *di)
 {
 #if HAVE_BROKEN_READDIR