diff options
Diffstat (limited to 'contrib/binutils/config.if')
| -rw-r--r-- | contrib/binutils/config.if | 86 |
1 files changed, 15 insertions, 71 deletions
diff --git a/contrib/binutils/config.if b/contrib/binutils/config.if index 3958928..2655bc3 100644 --- a/contrib/binutils/config.if +++ b/contrib/binutils/config.if @@ -2,9 +2,7 @@ # Don't call it directly. This shell script fragment is called to # determine: # -# 1. libstcxx_interface: the interface name for libstdc++. -# 2. cxx_interface: the interface name for c++. -# 3. libc_interface: the interface name for libc. +# 1. libstcxx_incdir: the interface name for libstdc++. # # Get the top level src dir. @@ -21,73 +19,19 @@ else if_topsrcdir=${top_srcdir} fi -if [ "${enable_libstdcxx_v3}" = "yes" ] ; then - libstdcxx_srcdir=${if_topsrcdir}/libstdc++-v3 -else - libstdcxx_srcdir=${if_topsrcdir}/libstdc++ +# Set libstdcxx_incdir. +# This is the same as gcc/configure.in and libstdc++-v3/acinclude.m4. +if test -z "$gcc_version"; then + if test -z "${gcc_version_trigger}" \ + && test -f ${if_topsrcdir}/gcc/version.c; then + gcc_version_trigger=${if_topsrcdir}/gcc/version.c + fi + if test -f "${gcc_version_trigger}"; then + gcc_version_full=`grep version_string "${gcc_version_trigger}" | sed -e 's/.*"\([^"]*\)".*/\1/'` + else + gcc_version_full=`$CC -v 2>&1 | sed -n 's/^gcc version //p'` + fi + gcc_version=`echo ${gcc_version_full} | sed -e 's/\([^ ]*\) .*/\1/'` fi +libstdcxx_incdir=c++/${gcc_version} -if [ -f ${libstdcxx_srcdir}/Makefile.in ]; then -# We check libstdc++ for libstdcxx_interface. -libstdcxx_interface=`grep "^INTERFACE" ${libstdcxx_srcdir}/Makefile.in | sed 's/INTERFACE[ ]*=[ ]*\(.*\)/\1/'` -else -libstdcxx_interface= -fi - -if [ -f ${if_topsrcdir}/gcc/cp/Makefile.in ]; then -# We check gcc/cp for cxx_interface. -cxx_interface=`grep "^INTERFACE" ${if_topsrcdir}/gcc/cp/Makefile.in | sed 's/INTERFACE[ ]*=[ ]*\(.*\)/\1/'` -else -cxx_interface= -fi - -# The trickiest part is libc_interface. -if [ -z "${libc_interface}" ] -then - case ${target_os} in - *linux*libc1*|*linux*libc5*) - case ${target_alias} in - *alpha*|*powerpc*) - libc_interface=-libc5.9- - ;; - *) - libc_interface=-libc5- - ;; - esac - ;; - *linux*gnu*) - # We have to work harder to figure it out. - if [ ${target_alias} = ${build_alias} ] - then - dummy=if$$ - cat >$dummy.c <<EOF -#include <features.h> -main(argc, argv) - int argc; - char *argv[]; -{ - printf("%d\n", __GLIBC_MINOR__); - return 0; -} -EOF - ${CC-cc} $dummy.c -o $dummy 2>/dev/null - if [ "$?" = 0 ] - then - libc_interface=-libc6.`./$dummy`- - rm -f $dummy.c $dummy - else - # It should never happen. - echo "Cannot find the GNU C library minor version number." >&2 - rm -f $dummy.c $dummy - exit 1 - fi - else - # Cross compiling. Assume glibc 2.2. - libc_interface=-libc6.2- - fi - ;; - *) - libc_interface=- - ;; - esac -fi |
