From 3da796a242a24aea76261f2d7e816e4b801ee69b Mon Sep 17 00:00:00 2001 From: Richard Sandiford Date: Fri, 3 Dec 2004 10:47:07 +0000 Subject: Introduce config/gxx-include-dir.m4. --- config/ChangeLog | 4 ++++ config/gxx-include-dir.m4 | 26 ++++++++++++++++++++++++++ 2 files changed, 30 insertions(+) create mode 100644 config/gxx-include-dir.m4 (limited to 'config') diff --git a/config/ChangeLog b/config/ChangeLog index dd64c45..49cbfdd 100644 --- a/config/ChangeLog +++ b/config/ChangeLog @@ -1,3 +1,7 @@ +2004-12-03 Richard Sandiford + + * gxx-include-dir.m4: New file. + 2004-12-02 Richard Sandiford * gcc-version.m4: New file. diff --git a/config/gxx-include-dir.m4 b/config/gxx-include-dir.m4 new file mode 100644 index 0000000..87a65ad --- /dev/null +++ b/config/gxx-include-dir.m4 @@ -0,0 +1,26 @@ +dnl Usage: TL_AC_GXX_INCLUDE_DIR +dnl +dnl Set $gxx_include_dir to the location of the installed C++ include +dnl directory. The value depends on $gcc_version and the configuration +dnl options --with-gxx-include-dir and --enable-version-specific-runtime-libs. +dnl +dnl If you change the default here, you'll need to change the gcc and +dnl libstdc++-v3 subdirectories too. +AC_DEFUN([TL_AC_GXX_INCLUDE_DIR], +[ +case "${with_gxx_include_dir}" in + yes) + AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory]) + ;; + no | "") + case "${enable_version_specific_runtime_libs}" in + yes) gxx_include_dir='${libsubdir}/include/c++' ;; + *) + libstdcxx_incdir=c++/${gcc_version} + gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;; + esac ;; + *) gxx_include_dir=${with_gxx_include_dir} ;; +esac +AC_SUBST(gxx_include_dir) +AC_SUBST(libstdcxx_incdir) +]) -- cgit v1.1