diff options
Diffstat (limited to 'packages/libnet/libnet-1.1.2.1/fix-endianess-test.patch')
| -rw-r--r-- | packages/libnet/libnet-1.1.2.1/fix-endianess-test.patch | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/packages/libnet/libnet-1.1.2.1/fix-endianess-test.patch b/packages/libnet/libnet-1.1.2.1/fix-endianess-test.patch new file mode 100644 index 0000000000..e75ce6737a --- /dev/null +++ b/packages/libnet/libnet-1.1.2.1/fix-endianess-test.patch @@ -0,0 +1,126 @@ +Use autoconf's endian check instead of the locally defined check +so that we can determine the endianess without having to compile +a program. + +Idea from http://www.security-lists.org/lists/libnet/2003/03/00001.html + +Also remove the old test from aclocal.m4. + +--- libnet/configure.in 2005/11/15 03:49:30 1.1 ++++ libnet/configure.in 2005/11/15 03:50:29 +@@ -7,6 +7,7 @@ + dnl Process this file with autoconf to produce a configure script. + + ++AC_PREREQ(2.52) + AC_INIT(src/libnet_build_ip.c) + LIBNET_VERSION=`cat VERSION` + AC_MSG_RESULT(beginning autoconfiguration process for libnet-$LIBNET_VERSION...) +@@ -29,7 +30,16 @@ + dnl And some custom things + dnl + +-AC_LIBNET_ENDIAN_CHECK ++AC_C_BIGENDIAN([ ++ AC_DEFINE(LIBNET_BIG_ENDIAN) ++ ENDIANESS="LIBNET_BIG_ENDIAN" ++ LIBNET_CONFIG_DEFINES="$LIBNET_CONFIG_DEFINES -DLIBNET_BIG_ENDIAN" ++],[ ++ AC_DEFINE(LIBNET_LIL_ENDIAN) ++ ENDIANESS="LIBNET_LIL_ENDIAN" ++ LIBNET_CONFIG_DEFINES="$LIBNET_CONFIG_DEFINES -DLIBNET_LIL_ENDIAN" ++], AC_MSG_WARN(cannot detect endianess. try setting ac_cv_c_bigendian to yes or no)) ++ + AC_LBL_UNALIGNED_ACCESS + dnl AC_LBL_LIBRARY_NET + +--- libnet/aclocal.m4 2005/11/15 04:02:01 1.1 ++++ libnet/aclocal.m4 2005/11/15 04:03:43 +@@ -279,87 +279,6 @@ + + + dnl +-dnl Checks endianess +-dnl +-dnl usage: +-dnl +-dnl AC_LIBNET_ENDIAN_CHECK +-dnl +-dnl results: +-dnl +-dnl LIBNET_BIG_ENDIAN = 1 or +-dnl LIBNET_LIL_ENDIAN = 1 +-dnl +- +-AC_DEFUN(AC_LIBNET_ENDIAN_CHECK, +- [AC_MSG_CHECKING(machine endianess) +- +- cat > conftest.c << EOF +-# include <stdio.h> +-# include <stdlib.h> +- +- int main() +- { +- union +- { +- short s; +- char c[[sizeof(short)]]; +- } un; +- +- un.s = 0x0102; +- if (sizeof (short) == 2) +- { +- if (un.c [[0]] == 1 && un.c [[1]] == 2) +- { +- printf("B\n"); +- } +- else +- { +- if (un.c [[0]] == 2 && un.c [[1]] == 1) +- { +- printf("L\n"); +- } +- } +- } +- else +- { +- printf("?\n"); +- } +- return (EXIT_SUCCESS); +- } +-EOF +- ${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.c $LIBS > /dev/null 2>&1 +- # Oopz 4.3 BSD doesn't have this. Sorry. +- if test ! -x conftest ; then +-dnl failed to compile for some reason +- ac_cv_libnet_endianess=unknown +- else +- ./conftest > conftest.out +- result=`cat conftest.out` +- if test $result = "B"; then +- ac_cv_libnet_endianess=big +- elif test $result = "L"; then +- ac_cv_libnet_endianess=lil +- else +- ac_cv_libnet_endianess=unknown +- fi +- fi +- rm -f conftest* core core.conftest +- +- AC_MSG_RESULT($ac_cv_libnet_endianess) +- +- if test $ac_cv_libnet_endianess = big ; then +- AC_DEFINE(LIBNET_BIG_ENDIAN) +- ENDIANESS="LIBNET_BIG_ENDIAN" +- LIBNET_CONFIG_DEFINES="$LIBNET_CONFIG_DEFINES -DLIBNET_BIG_ENDIAN" +- elif test $ac_cv_libnet_endianess = lil ; then +- AC_DEFINE(LIBNET_LIL_ENDIAN) +- ENDIANESS="LIBNET_LIL_ENDIAN" +- LIBNET_CONFIG_DEFINES="$LIBNET_CONFIG_DEFINES -DLIBNET_LIL_ENDIAN" +- fi +- ]) +- +-dnl + dnl Improved version of AC_CHECK_LIB + dnl + dnl Thanks to John Hawkinson (jhawk@mit.edu) |