patches/gcc/4.3.1/200-pr24170.patch
author Zoltan Devai <zdevai@gmail.com>
Wed Oct 28 12:03:38 2009 +0100 (2009-10-28)
changeset 1602 1ba79f2126df
parent 746 b150d6f590fc
permissions -rw-r--r--
libc/uClibc: fix building on system with recent glibc

While trying to build a toolchain with ct-ng 1.5.0,
arm-unknown-linux-uclibcgnueabi target,
I get the following error:

[INFO ] Installing C library headers
[EXTRA] Copying sources to build dir
[EXTRA] Applying configuration
[EXTRA] Building headers
[EXTRA] Installing headers
[ERROR] extra/scripts/unifdef.c:209: error: conflicting types for 'getline'
[ERROR] make[2]: *** [extra/scripts/unifdef] Error 1
[ERROR] Build failed in step 'Installing C library headers'

The following patch solves the problem.
(It's a backport of this uClibc commit:
http://git.uclibc.org/uClibc/commit/?id=49e81cada73616864b9b31df0aeb6961c30f5a6e
)

[--SNIP from another mail--]
AFAIK this is a problem since glibc 2.10.
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Original patch from gentoo: gentoo/src/patchsets/gcc/4.3.1/gentoo/61_all_gcc43-pr24170.patch
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http://gcc.gnu.org/PR24170
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2008-02-20  Tom Tromey  <tromey@redhat.com>
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	PR libgcj/24170:
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	* java/io/natFilePosix.cc (File::performList): Don't use
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	readdir_r.
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	* configure, include/config.h.in: Rebuilt.
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	* configure.ac: Don't check for readdir_r.
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diff -durN gcc-4.3.1.orig/libjava/configure.ac gcc-4.3.1/libjava/configure.ac
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--- gcc-4.3.1.orig/libjava/configure.ac	2008-06-10 14:57:42.000000000 +0200
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+++ gcc-4.3.1/libjava/configure.ac	2008-06-10 14:58:13.000000000 +0200
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@@ -1030,7 +1030,7 @@
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    PLATFORMNET=NoNet
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 else
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    AC_CHECK_FUNCS([strerror_r select fstat open fsync sleep opendir \
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-                   localtime_r readdir_r getpwuid_r getcwd \
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+                   localtime_r getpwuid_r getcwd \
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 		   access stat lstat mkdir rename rmdir unlink utime chmod readlink \
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 		   nl_langinfo setlocale \
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 		   inet_pton uname inet_ntoa \
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diff -durN gcc-4.3.1.orig/libjava/include/config.h.in gcc-4.3.1/libjava/include/config.h.in
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--- gcc-4.3.1.orig/libjava/include/config.h.in	2007-07-31 18:17:21.000000000 +0200
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+++ gcc-4.3.1/libjava/include/config.h.in	2008-06-10 14:58:13.000000000 +0200
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@@ -214,9 +214,6 @@
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 /* Define to 1 if you have the <pwd.h> header file. */
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 #undef HAVE_PWD_H
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-/* Define to 1 if you have the `readdir_r' function. */
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-#undef HAVE_READDIR_R
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-
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 /* Define to 1 if you have the `readlink' function. */
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 #undef HAVE_READLINK
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diff -durN gcc-4.3.1.orig/libjava/java/io/natFilePosix.cc gcc-4.3.1/libjava/java/io/natFilePosix.cc
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--- gcc-4.3.1.orig/libjava/java/io/natFilePosix.cc	2007-08-04 23:50:01.000000000 +0200
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+++ gcc-4.3.1/libjava/java/io/natFilePosix.cc	2008-06-10 14:58:13.000000000 +0200
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@@ -1,6 +1,6 @@
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 // natFile.cc - Native part of File class for POSIX.
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-/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2006
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+/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2006, 2008
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    Free Software Foundation
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    This file is part of libgcj.
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@@ -292,13 +292,7 @@
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   java::util::ArrayList *list = new java::util::ArrayList ();
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   struct dirent *d;
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-#if defined(HAVE_READDIR_R) && defined(_POSIX_PTHREAD_SEMANTICS)
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-  int name_max = pathconf (buf, _PC_NAME_MAX);
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-  char dbuf[sizeof (struct dirent) + name_max + 1];
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-  while (readdir_r (dir, (struct dirent *) dbuf, &d) == 0 && d != NULL)
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-#else /* HAVE_READDIR_R */
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   while ((d = readdir (dir)) != NULL)
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-#endif /* HAVE_READDIR_R */
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     {
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       // Omit "." and "..".
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       if (d->d_name[0] == '.'