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authorUlrich Drepper <drepper@gmail.com>2011-08-08 13:49:37 -0400
committerUlrich Drepper <drepper@gmail.com>2011-08-08 13:49:37 -0400
commit879165f25a1a6b13995e43c11e88b1a21b6f101e (patch)
tree64b72b93baa2dd1f0f96bfb7e000c72d254f30af
parent16292eddd77f66002e2104848e75a0fb4d316692 (diff)
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Avoid multiple definitions of identical scandir cancellation handler
-rw-r--r--ChangeLog8
-rw-r--r--dirent/scandir.c21
-rw-r--r--dirent/scandir64.c3
-rw-r--r--sysdeps/unix/sysv/linux/i386/scandir64.c3
4 files changed, 25 insertions, 10 deletions
diff --git a/ChangeLog b/ChangeLog
index f8212a61c0..4b6a62f07a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2011-08-08  Ulrich Drepper  <drepper@gmail.com>
+
+	* dirent/scandir.c (cancel_handler): Renamed to
+	__scandir_cancel_handler.  Do not define if SKIP_SCANDIR_CANCEL is
+	defined.  Adjust users.
+	* dirent/scandir64.c: Define SKIP_SCANDIR_CANCEL.
+	* sysdeps/unix/sysv/linux/i386/scandir64.c: Likewise.
+
 2011-08-04  Ulrich Drepper  <drepper@gmail.com>
 
 	* string/test-string.h (IMPL): Use __STRING to expand name and then
diff --git a/dirent/scandir.c b/dirent/scandir.c
index 2e03578a3c..e90b942b1d 100644
--- a/dirent/scandir.c
+++ b/dirent/scandir.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 1992-1998,2000,2002,2003,2009 Free Software Foundation, Inc.
+/* Copyright (C) 1992-1998,2000,2002,2003,2009,2011
+   Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -23,13 +24,13 @@
 #include <bits/libc-lock.h>
 
 #ifndef SCANDIR
-#define SCANDIR scandir
-#define READDIR __readdir
-#define DIRENT_TYPE struct dirent
+# define SCANDIR scandir
+# define READDIR __readdir
+# define DIRENT_TYPE struct dirent
 #endif
 
 #ifndef SCANDIR_CANCEL
-#define SCANDIR_CANCEL
+# define SCANDIR_CANCEL
 struct scandir_cancel_struct
 {
   DIR *dp;
@@ -37,8 +38,9 @@ struct scandir_cancel_struct
   size_t cnt;
 };
 
-static void
-cancel_handler (void *arg)
+# ifndef SKIP_SCANDIR_CANCEL
+void
+__scandir_cancel_handler (void *arg)
 {
   struct scandir_cancel_struct *cp = arg;
   size_t i;
@@ -49,6 +51,9 @@ cancel_handler (void *arg)
   free (v);
   (void) __closedir (cp->dp);
 }
+# else
+extern void __scandir_cancel_handler (void *arg);
+# endif
 #endif
 
 
@@ -75,7 +80,7 @@ SCANDIR (dir, namelist, select, cmp)
   c.dp = dp;
   c.v = NULL;
   c.cnt = 0;
-  __libc_cleanup_push (cancel_handler, &c);
+  __libc_cleanup_push (__scandir_cancel_handler, &c);
 
   while ((d = READDIR (dp)) != NULL)
     {
diff --git a/dirent/scandir64.c b/dirent/scandir64.c
index b7bd654658..274822e125 100644
--- a/dirent/scandir64.c
+++ b/dirent/scandir64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 2000, 2009, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -21,6 +21,7 @@
 #define SCANDIR scandir64
 #define READDIR __readdir64
 #define DIRENT_TYPE struct dirent64
+#define SKIP_SCANDIR_CANCEL 1
 
 int scandir64 (__const char *__restrict __dir,
 	       struct dirent64 ***__restrict __namelist,
diff --git a/sysdeps/unix/sysv/linux/i386/scandir64.c b/sysdeps/unix/sysv/linux/i386/scandir64.c
index 690be813b7..837e1b9438 100644
--- a/sysdeps/unix/sysv/linux/i386/scandir64.c
+++ b/sysdeps/unix/sysv/linux/i386/scandir64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 2000, 2004, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -21,6 +21,7 @@
 #define SCANDIR __scandir64
 #define READDIR __readdir64
 #define DIRENT_TYPE struct dirent64
+#define SKIP_SCANDIR_CANCEL 1
 
 #include <dirent/scandir.c>