scripts/build/companion_libs/mpc.sh
author Johannes Stezenbach <js@sig21.net>
Thu Jul 29 19:47:16 2010 +0200 (2010-07-29)
changeset 2045 fdaa6c7f6dea
parent 1893 f5dab3c43abf
child 2099 1bb063c8a0ca
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 # This file adds the functions to build the MPC library
     2 # Copyright 2009 Yann E. MORIN
     3 # Licensed under the GPL v2. See COPYING in the root of this package
     4 
     5 do_mpc_get() { :; }
     6 do_mpc_extract() { :; }
     7 do_mpc() { :; }
     8 do_mpc_target() { :; }
     9 
    10 # Overide functions depending on configuration
    11 if [ "${CT_MPC}" = "y" ]; then
    12 
    13 # Download MPC
    14 do_mpc_get() {
    15     CT_GetFile "mpc-${CT_MPC_VERSION}" .tar.gz      \
    16         http://www.multiprecision.org/mpc/download
    17 }
    18 
    19 # Extract MPC
    20 do_mpc_extract() {
    21     CT_Extract "mpc-${CT_MPC_VERSION}"
    22     CT_Patch "mpc" "${CT_MPC_VERSION}"
    23 }
    24 
    25 do_mpc() {
    26     local -a mpc_opts
    27 
    28     mkdir -p "${CT_BUILD_DIR}/build-mpc"
    29     cd "${CT_BUILD_DIR}/build-mpc"
    30 
    31     CT_DoStep INFO "Installing MPC"
    32 
    33     CT_DoLog EXTRA "Configuring MPC"
    34 
    35     if [ "${CT_COMPLIBS_SHARED}" = "y" ]; then
    36         mpc_opts+=( --enable-shared --disable-static )
    37     else
    38         mpc_opts+=( --disable-shared --enable-static )
    39     fi
    40 
    41     CFLAGS="${CT_CFLAGS_FOR_HOST}"                  \
    42     CT_DoExecLog ALL                                \
    43     "${CT_SRC_DIR}/mpc-${CT_MPC_VERSION}/configure" \
    44         --build=${CT_BUILD}                         \
    45         --host=${CT_HOST}                           \
    46         --prefix="${CT_COMPLIBS_DIR}"               \
    47         --with-gmp="${CT_COMPLIBS_DIR}"             \
    48         --with-mpfr="${CT_COMPLIBS_DIR}"            \
    49         "${mpc_opts[@]}"
    50 
    51     CT_DoLog EXTRA "Building MPC"
    52     CT_DoExecLog ALL make ${PARALLELMFLAGS}
    53 
    54     if [ "${CT_COMPLIBS_CHECK}" = "y" ]; then
    55         CT_DoLog EXTRA "Checking MPC"
    56         CT_DoExecLog ALL make ${PARALLELMFLAGS} -s check
    57     fi
    58 
    59     CT_DoLog EXTRA "Installing MPC"
    60     CT_DoExecLog ALL make install
    61 
    62     CT_EndStep
    63 }
    64 
    65 fi # CT_MPC