95   return stat(path.c_str(), &st) == 0 && S_ISDIR(st.st_mode);  in is_dir()
110       DIR* dir = opendir(dir_path.c_str());  in collectRequirements()
112         err(1, "failed to open dependency directory '%s'", dir_path.c_str());  in collectRequirements()
125         if (stat(dependency.c_str(), &st) != 0) {  in collectRequirements()
126           err(1, "failed to stat dependency '%s'", dependency.c_str());  in collectRequirements()
130           errx(1, "'%s' is not a directory", dependency.c_str());  in collectRequirements()
299                   symbol.name.c_str());  in checkSymbol()
300           fprintf(stderr, "  declarations visible in: %s\n", Join(intersection, ", ").c_str());  in checkSymbol()
326     fprintf(stderr, "versioner: inconsistent availability for symbol '%s'\n", symbol.name.c_str());  in checkSymbol()
423       printf("%s: declaration marked available but symbol missing in [%s]\n", symbol_name.c_str(),  in checkVersions()
424              Join(missing_it->second, ", ").c_str());  in checkVersions()
433                symbol_name.c_str(), Join(extra_it->second, ", ").c_str());  in checkVersions()
464     fprintf(stderr, "    \t\tdefaults to %s\n", Join(default_levels).c_str());  in usage()
466     fprintf(stderr, "    \t\tvalid architectures are %s\n", Join(supported_archs).c_str());  in usage()
537         if (stat(platform_dir.c_str(), &st) != 0) {  in main()
538           err(1, "failed to stat platform directory '%s'", platform_dir.c_str());  in main()
648   if (const char *path = location.header_path.c_str(); stat(path, &st) != 0) {  in main()