patches/gcc/4.4.0/120-java-nomulti.patch
author Johannes Stezenbach <js@sig21.net>
Thu Jul 29 19:47:16 2010 +0200 (2010-07-29)
changeset 2045 fdaa6c7f6dea
permissions -rw-r--r--
cc/gcc: add option to compile against static libstdc++, for gcc-4.4 and newer

Idea and know-how taken from CodeSourcery build script.

Normal build:
$ ldd arm-unknown-linux-uclibcgnueabi-gcc
linux-gate.so.1 => (0xb77f3000)
libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0xb76e8000)
libc.so.6 => /lib/i686/cmov/libc.so.6 (0xb75a1000)
libm.so.6 => /lib/i686/cmov/libm.so.6 (0xb757a000)
/lib/ld-linux.so.2 (0xb77f4000)
libgcc_s.so.1 => /lib/libgcc_s.so.1 (0xb755c000)

CC_STATIC_LIBSTDCXX=y:
$ ldd arm-unknown-linux-uclibcgnueabi-gcc
linux-gate.so.1 => (0xb7843000)
libc.so.6 => /lib/i686/cmov/libc.so.6 (0xb76e6000)
/lib/ld-linux.so.2 (0xb7844000)

I made CC_STATIC_LIBSTDCXX default=y since I think
it is always desirable.

Signed-off-by: Johannes Stezenbach <js@sig21.net>
     1 diff -durN gcc-4.4.0.orig/libjava/configure gcc-4.4.0/libjava/configure
     2 --- gcc-4.4.0.orig/libjava/configure	2009-04-21 11:08:08.000000000 +0200
     3 +++ gcc-4.4.0/libjava/configure	2009-05-27 21:38:03.000000000 +0200
     4 @@ -1021,6 +1021,8 @@
     5                            default=yes
     6    --enable-java-maintainer-mode
     7                            allow rebuilding of .class and .h files
     8 +  --enable-libjava-multilib
     9 +                          build libjava as multilib
    10    --disable-dependency-tracking  speeds up one-time build
    11    --enable-dependency-tracking   do not reject slow dependency extractors
    12    --enable-maintainer-mode  enable make rules and dependencies not useful
    13 @@ -1973,6 +1975,16 @@
    14  fi
    15  
    16  
    17 +# Check whether --enable-libjava-multilib was given.
    18 +if test "${enable_libjava_multilib+set}" = set; then
    19 +  enableval=$enable_libjava_multilib;
    20 +fi
    21 +
    22 +if test "$enable_libjava_multilib" = no; then
    23 +  multilib=no
    24 +  ac_configure_args="$ac_configure_args --disable-multilib"
    25 +fi
    26 +
    27  # It may not be safe to run linking tests in AC_PROG_CC/AC_PROG_CXX.
    28  
    29  
    30 diff -durN gcc-4.4.0.orig/libjava/configure.ac gcc-4.4.0/libjava/configure.ac
    31 --- gcc-4.4.0.orig/libjava/configure.ac	2009-04-09 23:54:28.000000000 +0200
    32 +++ gcc-4.4.0/libjava/configure.ac	2009-05-27 21:38:03.000000000 +0200
    33 @@ -139,6 +139,13 @@
    34  	[allow rebuilding of .class and .h files]))
    35  AM_CONDITIONAL(JAVA_MAINTAINER_MODE, test "$enable_java_maintainer_mode" = yes)
    36  
    37 +AC_ARG_ENABLE(libjava-multilib,
    38 +	AS_HELP_STRING([--enable-libjava-multilib], [build libjava as multilib]))
    39 +if test "$enable_libjava_multilib" = no; then
    40 +  multilib=no
    41 +  ac_configure_args="$ac_configure_args --disable-multilib"
    42 +fi
    43 +
    44  # It may not be safe to run linking tests in AC_PROG_CC/AC_PROG_CXX.
    45  GCC_NO_EXECUTABLES
    46