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| author | Joey Ye <joey.ye@arm.com> | 2014-05-09 08:50:22 +0000 |
|---|---|---|
| committer | Joey Ye <jye2@gcc.gnu.org> | 2014-05-09 08:50:22 +0000 |
| commit | eac3e079667d0a56f2ba84469a764407f3aee2a9 (patch) | |
| tree | c9f7d29dd85287f19f93e20d63a9e63a168ee41a /libcpp/files.c | |
| parent | 9db25c6a05578b77f219c789df54ba6f81bcf40d (diff) | |
| download | gcc-eac3e079667d0a56f2ba84469a764407f3aee2a9.zip gcc-eac3e079667d0a56f2ba84469a764407f3aee2a9.tar.gz gcc-eac3e079667d0a56f2ba84469a764407f3aee2a9.tar.bz2 | |
files.c (find_file_in_dir): Always try to shorten for DOS non-system headers.
2014-05-09 Joey Ye <joey.ye@arm.com>
* files.c (find_file_in_dir): Always try to shorten for DOS
non-system headers.
* init.c (ENABLE_CANONICAL_SYSTEM_HEADERS): Default enabled for DOS.
From-SVN: r210264
Diffstat (limited to 'libcpp/files.c')
| -rw-r--r-- | libcpp/files.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/libcpp/files.c b/libcpp/files.c index 7e88778..ad68682 100644 --- a/libcpp/files.c +++ b/libcpp/files.c @@ -387,8 +387,14 @@ find_file_in_dir (cpp_reader *pfile, _cpp_file *file, bool *invalid_pch) char *copy; void **pp; - /* We try to canonicalize system headers. */ - if (CPP_OPTION (pfile, canonical_system_headers) && file->dir->sysp) + /* We try to canonicalize system headers. For DOS based file + * system, we always try to shorten non-system headers, as DOS + * has a tighter constraint on max path length. */ + if (CPP_OPTION (pfile, canonical_system_headers) && file->dir->sysp +#ifdef HAVE_DOS_BASED_FILE_SYSTEM + || !file->dir->sysp +#endif + ) { char * canonical_path = maybe_shorter_path (path); if (canonical_path) |