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dnl @synopsis AX_GCC_INSTALL_DIR (VARIABLE)
dnl
dnl AX_GCC_INSTALL_DIR (VARIABLE) defines VARIABLE as the gcc install
dnl directory. The install directory will be obtained using the gcc
dnl -print-search-dirs option. This macro requires AX_GCC_OPTION macro.
dnl
dnl @category InstalledPackages
dnl @category C
dnl @author Francesco Salvestrini <salvestrini@users.sourceforge.net>
dnl @version 2005-01-22
dnl @license GPLWithACException
AC_DEFUN([AX_GCC_INSTALL_DIR], [
AC_REQUIRE([AC_PROG_CC])
if test "x$GCC" = "xyes"; then
AX_GCC_OPTION(GCC_ALL_DIRECTORIES,[-print-search-dirs],[yes],[no])
if test x"$GCC_ALL_DIRECTORIES" = x"yes"; then
AC_MSG_CHECKING([gcc install directory])
ax_gcc_install_dir=`$CC -print-search-dirs | grep install | sed -e "s/^install://" | sed -e "s/\/$//"`
AC_MSG_RESULT([$ax_gcc_install_dir])
$1=$ax_gcc_install_dir
else
unset $1
fi
else
AC_MSG_RESULT([sorry, no gcc available])
unset $1
fi
])
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