diff options
Diffstat (limited to 'gold/options.cc')
| -rw-r--r-- | gold/options.cc | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gold/options.cc b/gold/options.cc index ed63b6f..5de289b 100644 --- a/gold/options.cc +++ b/gold/options.cc @@ -1285,6 +1285,39 @@ General_options::finalize() // in the path, as appropriate. this->add_sysroot(); + // Now check if library_path is poisoned. + if (this->warn_poison_system_directories()) + { + std::vector<std::string> bad_paths; + + bad_paths.push_back("/lib"); + // TODO: This check is disabled for now due to a bunch of packages that + // use libtool and relink with -L/usr/lib paths (albeit after the right + // sysroot path). Once those are fixed we can enable. + // We also need to adjust it so it only rejects one or two levels deep. + // Gcc's internal paths also live below /usr/lib. + // http://crbug.com/488360 + // bad_paths.push_back("/usr/lib"); + bad_paths.push_back("/usr/local/lib"); + bad_paths.push_back("/usr/X11R6/lib"); + + for (std::vector<std::string>::const_iterator b = bad_paths.begin(); + b != bad_paths.end(); + ++b) + for (Dir_list::iterator p = this->library_path_.value.begin(); + p != this->library_path_.value.end(); + ++p) + if (!p->name().compare(0, b->size(), *b)) + { + if (this->error_poison_system_directories()) + gold_fatal(_("library search path \"%s\" is unsafe for " + "cross-compilation"), p->name().c_str()); + else + gold_warning(_("library search path \"%s\" is unsafe for " + "cross-compilation"), p->name().c_str()); + } + } + // Now that we've normalized the options, check for contradictory ones. if (this->shared() && this->is_static()) gold_fatal(_("-shared and -static are incompatible")); |