(gid_from_oct, major_from_oct, minor_from_oct, mode_from_oct, off_from_oct,

[chaz/tar] / src / list.c

diff --git a/src/list.c b/src/list.c
index 2eba9f651fb8a650db9a43d511c414b938a72169..a3b38304c9368a430515f8f1050d2ed9bbbb76fc 100644 (file)
--- a/src/list.c
+++ b/src/list.c
@@ -1,5 +1,5 @@
 /* List a tar archive, with support routines for reading a tar archive.
-   Copyright (C) 1988, 92, 93, 94, 96, 97 Free Software Foundation, Inc.
+   Copyright 1988,92,93,94,96,97,98,1999 Free Software Foundation, Inc.
    Written by John Gilmore, on 1985-08-26.
 
    This program is free software; you can redistribute it and/or modify it
@@ -415,9 +415,28 @@ read_header (void)
        }
       else
        {
-         assign_string (&current_file_name,
-                        (next_long_name ? next_long_name
-                         : current_header->header.name));
+         char *name = next_long_name;
+         struct posix_header *h = &current_header->header;
+         char namebuf[sizeof h->prefix + 1 + sizeof h->name + 1];
+
+         if (! name)
+           {
+             /* Accept file names as specified by POSIX.1-1996
+                 section 10.1.1.  */
+             char *np = namebuf;
+             if (h->prefix[0])
+               {
+                 memcpy (np, h->prefix, sizeof h->prefix);
+                 np[sizeof h->prefix] = '\0';
+                 np += strlen (np);
+                 *np++ = '/';
+               }
+             memcpy (np, h->name, sizeof h->name);
+             np[sizeof h->name] = '\0';
+             name = namebuf;
+           }
+
+         assign_string (&current_file_name, name);
          assign_string (&current_link_name,
                         (next_long_link ? next_long_link
                          : current_header->header.linkname));
@@ -568,47 +587,47 @@ from_oct (const char *where0, size_t digs0, const char *type, uintmax_t maxval)
 gid_t
 gid_from_oct (const char *p, size_t s)
 {
-  return from_oct (p, s, "gid_t", GID_MAX);
+  return from_oct (p, s, "gid_t", (uintmax_t) TYPE_MAXIMUM (gid_t));
 }
 major_t
 major_from_oct (const char *p, size_t s)
 {
-  return from_oct (p, s, "major_t", MAJOR_MAX);
+  return from_oct (p, s, "major_t", (uintmax_t) TYPE_MAXIMUM (major_t));
 }
 minor_t
 minor_from_oct (const char *p, size_t s)
 {
-  return from_oct (p, s, "minor_t", MINOR_MAX);
+  return from_oct (p, s, "minor_t", (uintmax_t) TYPE_MAXIMUM (minor_t));
 }
 mode_t
 mode_from_oct (const char *p, size_t s)
 {
-  return from_oct (p, s, "mode_t", MODE_MAX);
+  return from_oct (p, s, "mode_t", (uintmax_t) TYPE_MAXIMUM (mode_t));
 }
 off_t
 off_from_oct (const char *p, size_t s)
 {
-  return from_oct (p, s, "off_t", OFF_MAX);
+  return from_oct (p, s, "off_t", (uintmax_t) TYPE_MAXIMUM (off_t));
 }
 size_t
 size_from_oct (const char *p, size_t s)
 {
-  return from_oct (p, s, "size_t", SIZE_MAX);
+  return from_oct (p, s, "size_t", (uintmax_t) TYPE_MAXIMUM (size_t));
 }
 time_t
 time_from_oct (const char *p, size_t s)
 {
-  return from_oct (p, s, "time_t", TIME_MAX);
+  return from_oct (p, s, "time_t", (uintmax_t) TYPE_MAXIMUM (time_t));
 }
 uid_t
 uid_from_oct (const char *p, size_t s)
 {
-  return from_oct (p, s, "uid_t", UID_MAX);
+  return from_oct (p, s, "uid_t", (uintmax_t) TYPE_MAXIMUM (uid_t));
 }
 uintmax_t
 uintmax_from_oct (const char *p, size_t s)
 {
-  return from_oct (p, s, "uintmax_t", UINTMAX_MAX);
+  return from_oct (p, s, "uintmax_t", TYPE_MAXIMUM (uintmax_t));
 }