https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67173
--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> --- Author: redi Date: Wed Sep 16 22:50:28 2015 New Revision: 227836 URL: https://gcc.gnu.org/viewcvs?rev=227836&root=gcc&view=rev Log: Implement filesystem::canonical() without realpath PR libstdc++/67173 * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check _XOPEN_VERSION and PATH_MAX for _GLIBCXX_USE_REALPATH. * config.h.in: Regenerate. * configure: Regenerate. * src/filesystem/ops.cc: (canonical) [!_GLIBCXX_USE_REALPATH]: Add alternative implementation. * testsuite/experimental/filesystem/operations/canonical.cc: New. * testsuite/experimental/filesystem/operations/exists.cc: Add more tests. * testsuite/experimental/filesystem/operations/absolute.cc: Add test variables. * testsuite/experimental/filesystem/operations/copy.cc: Likewise. * testsuite/experimental/filesystem/operations/current_path.cc: Likewise. * testsuite/experimental/filesystem/operations/file_size.cc: Likewise. * testsuite/experimental/filesystem/operations/status.cc: Likewise. * testsuite/experimental/filesystem/operations/temp_directory_path.cc: Likewise. Added: trunk/libstdc++-v3/testsuite/experimental/filesystem/operations/canonical.cc - copied, changed from r227835, trunk/libstdc++-v3/testsuite/experimental/filesystem/operations/status.cc Modified: trunk/libstdc++-v3/ChangeLog trunk/libstdc++-v3/acinclude.m4 trunk/libstdc++-v3/config.h.in trunk/libstdc++-v3/configure trunk/libstdc++-v3/src/filesystem/ops.cc trunk/libstdc++-v3/testsuite/experimental/filesystem/operations/absolute.cc trunk/libstdc++-v3/testsuite/experimental/filesystem/operations/copy.cc trunk/libstdc++-v3/testsuite/experimental/filesystem/operations/current_path.cc trunk/libstdc++-v3/testsuite/experimental/filesystem/operations/exists.cc trunk/libstdc++-v3/testsuite/experimental/filesystem/operations/file_size.cc trunk/libstdc++-v3/testsuite/experimental/filesystem/operations/status.cc trunk/libstdc++-v3/testsuite/experimental/filesystem/operations/temp_directory_path.cc