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Add --disable-libstdcxx configure option

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2012-11-03  H.J. Lu  <hongjiu.lu@intel.com>

	* configure: Regenerated.

2012-11-03  Robert Mason  <rbmj@verizon.net>

	* configure.ac: add --disable-libstdcxx configure option
	and handle defaulted state only for VxWorks, ARM-wince-pe and AVR.
This commit is contained in:
H.J. Lu
2012-11-04 00:09:53 +00:00
parent 567d11ea9a
commit 5ec30f78e3
3 changed files with 63 additions and 26 deletions
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38
configure.ac
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@ -427,6 +427,15 @@ AC_ARG_ENABLE(libssp,
ENABLE_LIBSSP=$enableval,
ENABLE_LIBSSP=yes)
AC_ARG_ENABLE(libstdcxx,
AS_HELP_STRING([--disable-libstdcxx],
[do not build libstdc++-v3 directory]),
ENABLE_LIBSTDCXX=$enableval,
ENABLE_LIBSTDCXX=default)
[if test "${ENABLE_LIBSTDCXX}" = "no" ; then
noconfigdirs="$noconfigdirs libstdc++-v3"
fi]
# Save it here so that, even in case of --enable-libgcj, if the Java
# front-end isn't enabled, we still get libgcj disabled.
libgcj_saved=$libgcj
@ -562,19 +571,22 @@ case "${target}" in
esac
# Disable libstdc++-v3 for some systems.
case "${target}" in
*-*-vxworks*)
# VxWorks uses the Dinkumware C++ library.
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
arm*-wince-pe*)
# the C++ libraries don't build on top of CE's C libraries
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
avr-*-*)
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
esac
# Allow user to override this if they pass --enable-libstdc++-v3
if test "${ENABLE_LIBSTDCXX}" = "default" ; then
case "${target}" in
*-*-vxworks*)
# VxWorks uses the Dinkumware C++ library.
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
arm*-wince-pe*)
# the C++ libraries don't build on top of CE's C libraries
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
avr-*-*)
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
esac
fi
# Disable Fortran for some systems.
case "${target}" in