X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=lib%2Fdirent.in.h;fp=lib%2Fdirent.in.h;h=15f0245b0929efa68b39f57123ae1e9ba2daf0d9;hb=785cdec4450a1459fdbb90df1344b69be34e0059;hp=2b1d0a52a21c37b14f9ddea1c3b4e89a838d50e8;hpb=cf7169a2ede9bb08b71de68fe0c8bbecf827abe6;p=tar

diff --git a/lib/dirent.in.h b/lib/dirent.in.h
index 2b1d0a5..15f0245 100644
--- a/lib/dirent.in.h
+++ b/lib/dirent.in.h
@@ -1,5 +1,5 @@
 /* A GNU-like <dirent.h>.
-   Copyright (C) 2006-2008 Free Software Foundation, Inc.
+   Copyright (C) 2006-2009 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -42,7 +42,7 @@ extern DIR * opendir (const char *);
 extern int closedir (DIR *);
 #endif
 
-/* Declare GNU extensions.  */
+/* Declare other POSIX functions.  */
 
 #if @GNULIB_DIRFD@
 # if !@HAVE_DECL_DIRFD@ && !defined dirfd
@@ -58,6 +58,37 @@ extern int dirfd (DIR const *dir);
      dirfd (d))
 #endif
 
+#if @GNULIB_SCANDIR@
+/* Scan the directory DIR, calling FILTER on each directory entry.
+   Entries for which FILTER returns nonzero are individually malloc'd,
+   sorted using qsort with CMP, and collected in a malloc'd array in
+   *NAMELIST.  Returns the number of entries selected, or -1 on error.  */
+# if !@HAVE_SCANDIR@
+extern int scandir (const char *dir, struct dirent ***namelist,
+		    int (*filter) (const struct dirent *),
+		    int (*cmp) (const struct dirent **, const struct dirent **));
+# endif
+#elif defined GNULIB_POSIXCHECK
+# undef scandir
+# define scandir(d,n,f,c) \
+    (GL_LINK_WARNING ("scandir is unportable - " \
+                      "use gnulib module scandir for portability"), \
+     scandir (d, n, f, c))
+#endif
+
+#if @GNULIB_ALPHASORT@
+/* Compare two 'struct dirent' entries alphabetically.  */
+# if !@HAVE_ALPHASORT@
+extern int alphasort (const struct dirent **, const struct dirent **);
+# endif
+#elif defined GNULIB_POSIXCHECK
+# undef alphasort
+# define alphasort(a,b) \
+    (GL_LINK_WARNING ("alphasort is unportable - " \
+                      "use gnulib module alphasort for portability"), \
+     alphasort (a, b))
+#endif
+
 #ifdef __cplusplus
 }
 #endif