Optional Features:
--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
- --enable-libada Builds libada directory
- --enable-libssp Builds libssp directory
- --enable-stage1-languages=all choose additional languages to build during
+ --enable-libada build libada directory
+ --enable-libssp build libssp directory
+ --enable-stage1-languages[=all] choose additional languages to build during
stage1. Mostly useful for compiler development.
- --enable-objc-gc enable the use of Boehm's garbage collector with
- the GNU Objective-C runtime.
- --enable-bootstrap Enable bootstrapping yes if native build
- --enable-serial-{host,target,build}-configure
- Force sequential configuration of
+ --enable-objc-gc enable use of Boehm's garbage collector with the
+ GNU Objective-C runtime
+ --enable-bootstrap enable bootstrapping [yes if native build]
+ --enable-serial-[{host,target,build}-]configure
+ force sequential configuration of
sub-packages for the host, target or build
- machine, or all sub-packages
+ machine, or all sub-packages
--enable-maintainer-mode enable make rules and dependencies not useful
(and sometimes confusing) to the casual installer
- --enable-stage1-checking=all choose additional checking for stage1
- of the compiler.
+ --enable-stage1-checking[=all] choose additional checking for stage1
+ of the compiler
--enable-werror enable -Werror in bootstrap stage2 and later
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
--with-build-libsubdir=DIR Directory where to find libraries for build system
- --with-mpfr-dir=PATH This option has been REMOVED
- --with-mpfr=PATH Specify prefix directory for installed MPFR package
+ --with-mpfr-dir=PATH this option has been REMOVED
+ --with-mpfr=PATH specify prefix directory for installed MPFR package.
Equivalent to --with-mpfr-include=PATH/include
plus --with-mpfr-lib=PATH/lib
--with-mpfr-include=PATH
- Specify directory for installed MPFR include files
- --with-mpfr-lib=PATH Specify the directory for the installed MPFR library
- --with-gmp-dir=PATH This option has been REMOVED
- --with-gmp=PATH Specify prefix directory for the installed GMP package
+ specify directory for installed MPFR include files
+ --with-mpfr-lib=PATH specify directory for the installed MPFR library
+ --with-gmp-dir=PATH this option has been REMOVED
+ --with-gmp=PATH specify prefix directory for the installed GMP package.
Equivalent to --with-gmp-include=PATH/include
plus --with-gmp-lib=PATH/lib
- --with-gmp-include=PATH Specify directory for installed GMP include files
- --with-gmp-lib=PATH Specify the directory for the installed GMP library
- --with-build-sysroot=sysroot
+ --with-gmp-include=PATH specify directory for installed GMP include files
+ --with-gmp-lib=PATH specify directory for the installed GMP library
+ --with-build-sysroot=SYSROOT
use sysroot as the system root during the build
- --with-build-time-tools=path
+ --with-build-time-tools=PATH
use given path to find target tools during the build
- --with-datarootdir Use datarootdir as the data root directory.
- --with-docdir Install documentation in this directory.
- --with-pdfdir Install pdf in this directory.
- --with-htmldir Install html in this directory.
+ --with-datarootdir use datarootdir as the data root directory.
+ --with-docdir install documentation in this directory.
+ --with-pdfdir install pdf in this directory.
+ --with-htmldir install html in this directory.
Some influential environment variables:
CC C compiler command
# Disable libmudflap on some systems.
if test x$enable_libmudflap = x ; then
case "${target}" in
- *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
+ *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux*)
# Enable libmudflap by default in GNU and friends.
;;
*-*-freebsd*)
arm*-*-linux-gnueabi)
noconfigdirs="$noconfigdirs target-libffi target-qthreads"
noconfigdirs="$noconfigdirs target-libjava target-libobjc"
+ case ${with_newlib} in
+ no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
+ esac
;;
arm*-*-symbianelf*)
noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
alpha*-*-*vms*)
md_exec_prefix=/gnu/lib/gcc-lib
;;
- i3456786-pc-msdosdjgpp*)
+ i[34567]86-pc-msdosdjgpp*)
md_exec_prefix=/dev/env/DJDIR/bin
;;
- i3456786-*-sco3.2v5*)
+ i[34567]86-*-sco3.2v5*)
if test $with_gnu_as = yes; then
md_exec_prefix=/usr/gnu/bin
else
*-*-nto-qnx* | \
*-*-rtems* | \
*-*-solaris2* | \
- *-*-sysv45* | \
+ *-*-sysv[45]* | \
*-*-vxworks* | \
*-wrs-windiss)
md_exec_prefix=/usr/ccs/bin
else
CC_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ CC_FOR_TARGET="$ac_cv_prog_CC_FOR_TARGET"
fi
else
CXX_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ CXX_FOR_TARGET="$ac_cv_prog_CXX_FOR_TARGET"
fi
if test -z "$ac_cv_prog_GCC_FOR_TARGET" ; then
GCC_FOR_TARGET="${CC_FOR_TARGET}"
+else
+ GCC_FOR_TARGET="$ac_cv_prog_GCC_FOR_TARGET"
fi
else
GCJ_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ GCJ_FOR_TARGET="$ac_cv_prog_GCJ_FOR_TARGET"
fi
else
GFORTRAN_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ GFORTRAN_FOR_TARGET="$ac_cv_prog_GFORTRAN_FOR_TARGET"
fi
fi
elif test $build != $host && test $have_gcc_for_target = yes; then
AR_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=ar`
- test $AR_FOR_TARGET=ar && AR_FOR_TARGET=
- ac_cv_path_AR_FOR_TARGET=$AR_FOR_TARGET
+ test $AR_FOR_TARGET = ar && AR_FOR_TARGET=
+ test -n "$AR_FOR_TARGET" && ac_cv_path_AR_FOR_TARGET=$AR_FOR_TARGET
fi
fi
if test -z "$ac_cv_path_AR_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
else
AR_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ AR_FOR_TARGET="$ac_cv_prog_AR_FOR_TARGET"
fi
else
fi
elif test $build != $host && test $have_gcc_for_target = yes; then
AS_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=as`
- test $AS_FOR_TARGET=as && AS_FOR_TARGET=
- ac_cv_path_AS_FOR_TARGET=$AS_FOR_TARGET
+ test $AS_FOR_TARGET = as && AS_FOR_TARGET=
+ test -n "$AS_FOR_TARGET" && ac_cv_path_AS_FOR_TARGET=$AS_FOR_TARGET
fi
fi
if test -z "$ac_cv_path_AS_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
else
AS_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ AS_FOR_TARGET="$ac_cv_prog_AS_FOR_TARGET"
fi
else
fi
elif test $build != $host && test $have_gcc_for_target = yes; then
DLLTOOL_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=dlltool`
- test $DLLTOOL_FOR_TARGET=dlltool && DLLTOOL_FOR_TARGET=
- ac_cv_path_DLLTOOL_FOR_TARGET=$DLLTOOL_FOR_TARGET
+ test $DLLTOOL_FOR_TARGET = dlltool && DLLTOOL_FOR_TARGET=
+ test -n "$DLLTOOL_FOR_TARGET" && ac_cv_path_DLLTOOL_FOR_TARGET=$DLLTOOL_FOR_TARGET
fi
fi
if test -z "$ac_cv_path_DLLTOOL_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
else
DLLTOOL_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ DLLTOOL_FOR_TARGET="$ac_cv_prog_DLLTOOL_FOR_TARGET"
fi
else
fi
elif test $build != $host && test $have_gcc_for_target = yes; then
LD_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=ld`
- test $LD_FOR_TARGET=ld && LD_FOR_TARGET=
- ac_cv_path_LD_FOR_TARGET=$LD_FOR_TARGET
+ test $LD_FOR_TARGET = ld && LD_FOR_TARGET=
+ test -n "$LD_FOR_TARGET" && ac_cv_path_LD_FOR_TARGET=$LD_FOR_TARGET
fi
fi
if test -z "$ac_cv_path_LD_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
else
LD_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ LD_FOR_TARGET="$ac_cv_prog_LD_FOR_TARGET"
fi
else
fi
elif test $build != $host && test $have_gcc_for_target = yes; then
LIPO_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=lipo`
- test $LIPO_FOR_TARGET=lipo && LIPO_FOR_TARGET=
- ac_cv_path_LIPO_FOR_TARGET=$LIPO_FOR_TARGET
+ test $LIPO_FOR_TARGET = lipo && LIPO_FOR_TARGET=
+ test -n "$LIPO_FOR_TARGET" && ac_cv_path_LIPO_FOR_TARGET=$LIPO_FOR_TARGET
fi
fi
if test -z "$ac_cv_path_LIPO_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
else
LIPO_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ LIPO_FOR_TARGET="$ac_cv_prog_LIPO_FOR_TARGET"
fi
else
fi
elif test $build != $host && test $have_gcc_for_target = yes; then
NM_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=nm`
- test $NM_FOR_TARGET=nm && NM_FOR_TARGET=
- ac_cv_path_NM_FOR_TARGET=$NM_FOR_TARGET
+ test $NM_FOR_TARGET = nm && NM_FOR_TARGET=
+ test -n "$NM_FOR_TARGET" && ac_cv_path_NM_FOR_TARGET=$NM_FOR_TARGET
fi
fi
if test -z "$ac_cv_path_NM_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
else
NM_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ NM_FOR_TARGET="$ac_cv_prog_NM_FOR_TARGET"
fi
else
fi
elif test $build != $host && test $have_gcc_for_target = yes; then
OBJDUMP_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=objdump`
- test $OBJDUMP_FOR_TARGET=objdump && OBJDUMP_FOR_TARGET=
- ac_cv_path_OBJDUMP_FOR_TARGET=$OBJDUMP_FOR_TARGET
+ test $OBJDUMP_FOR_TARGET = objdump && OBJDUMP_FOR_TARGET=
+ test -n "$OBJDUMP_FOR_TARGET" && ac_cv_path_OBJDUMP_FOR_TARGET=$OBJDUMP_FOR_TARGET
fi
fi
if test -z "$ac_cv_path_OBJDUMP_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
else
OBJDUMP_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ OBJDUMP_FOR_TARGET="$ac_cv_prog_OBJDUMP_FOR_TARGET"
fi
else
fi
elif test $build != $host && test $have_gcc_for_target = yes; then
RANLIB_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=ranlib`
- test $RANLIB_FOR_TARGET=ranlib && RANLIB_FOR_TARGET=
- ac_cv_path_RANLIB_FOR_TARGET=$RANLIB_FOR_TARGET
+ test $RANLIB_FOR_TARGET = ranlib && RANLIB_FOR_TARGET=
+ test -n "$RANLIB_FOR_TARGET" && ac_cv_path_RANLIB_FOR_TARGET=$RANLIB_FOR_TARGET
fi
fi
if test -z "$ac_cv_path_RANLIB_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
else
RANLIB_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ RANLIB_FOR_TARGET="$ac_cv_prog_RANLIB_FOR_TARGET"
fi
else
fi
elif test $build != $host && test $have_gcc_for_target = yes; then
STRIP_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=strip`
- test $STRIP_FOR_TARGET=strip && STRIP_FOR_TARGET=
- ac_cv_path_STRIP_FOR_TARGET=$STRIP_FOR_TARGET
+ test $STRIP_FOR_TARGET = strip && STRIP_FOR_TARGET=
+ test -n "$STRIP_FOR_TARGET" && ac_cv_path_STRIP_FOR_TARGET=$STRIP_FOR_TARGET
fi
fi
if test -z "$ac_cv_path_STRIP_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
else
STRIP_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ STRIP_FOR_TARGET="$ac_cv_prog_STRIP_FOR_TARGET"
fi
else
fi
elif test $build != $host && test $have_gcc_for_target = yes; then
WINDRES_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=windres`
- test $WINDRES_FOR_TARGET=windres && WINDRES_FOR_TARGET=
- ac_cv_path_WINDRES_FOR_TARGET=$WINDRES_FOR_TARGET
+ test $WINDRES_FOR_TARGET = windres && WINDRES_FOR_TARGET=
+ test -n "$WINDRES_FOR_TARGET" && ac_cv_path_WINDRES_FOR_TARGET=$WINDRES_FOR_TARGET
fi
fi
if test -z "$ac_cv_path_WINDRES_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
else
WINDRES_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ WINDRES_FOR_TARGET="$ac_cv_prog_WINDRES_FOR_TARGET"
fi
else
fi
elif test $build != $host && test $have_gcc_for_target = yes; then
WINDMC_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=windmc`
- test $WINDMC_FOR_TARGET=windmc && WINDMC_FOR_TARGET=
- ac_cv_path_WINDMC_FOR_TARGET=$WINDMC_FOR_TARGET
+ test $WINDMC_FOR_TARGET = windmc && WINDMC_FOR_TARGET=
+ test -n "$WINDMC_FOR_TARGET" && ac_cv_path_WINDMC_FOR_TARGET=$WINDMC_FOR_TARGET
fi
fi
if test -z "$ac_cv_path_WINDMC_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
else
WINDMC_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
+else
+ WINDMC_FOR_TARGET="$ac_cv_prog_WINDMC_FOR_TARGET"
fi
else