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author | simonb <simonb@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-11-16 17:14:05 +0000 |
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committer | simonb <simonb@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-11-16 17:14:05 +0000 |
commit | 52bc861d91439efe60110d1b64280e401ddcf902 (patch) | |
tree | 709320b578253406cba90335431f68194bf6b70a /libcpp/configure.ac | |
parent | b5228c55900494653f0f2050af2b7a5969461594 (diff) | |
download | gcc-52bc861d91439efe60110d1b64280e401ddcf902.tar.gz |
* include/cpplib.h (struct cpp_options): Add canonical_system_headers.
* files.c (find_file_in_dir): Call maybe_shorter_path() only if
canonical_system_headers is set.
* init.c (cpp_create_reader): Initialize canonical_system_headers.
* configure.ac: Add new --enable-canonical-system-headers.
* configure: Regenerate.
* config.in: Regenerate.
* doc/cppopts.texi: Document -f[no-]canonical-system-headers.
* doc/install.texi: Document --enable-canonical-system-headers.
* c.opt: Add f[no-]canonical-system-headers.
* c-opts.c (c_common_handle_option): Handle
OPT_fcanonical_system_headers.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@193569 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libcpp/configure.ac')
-rw-r--r-- | libcpp/configure.ac | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libcpp/configure.ac b/libcpp/configure.ac index e62da06ce27..34ae5c20622 100644 --- a/libcpp/configure.ac +++ b/libcpp/configure.ac @@ -132,6 +132,16 @@ if test $enable_checking != no ; then [Define if you want more run-time sanity checks.]) fi +AC_ARG_ENABLE(canonical-system-headers, +[ --enable-canonical-system-headers + enable or disable system headers canonicalization], +[], +enable_canonical_system_headers=yes) +if test $enable_canonical_system_headers != no; then + AC_DEFINE(ENABLE_CANONICAL_SYSTEM_HEADERS, + 1, [Define to enable system headers canonicalization.]) +fi + m4_changequote(,) case $target in aarch64*-*-* | \ |