diff options
Diffstat (limited to 'passes/techmap/dfflibmap.cc')
| -rw-r--r-- | passes/techmap/dfflibmap.cc | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/passes/techmap/dfflibmap.cc b/passes/techmap/dfflibmap.cc index 6ce771ac4..7e39040c4 100644 --- a/passes/techmap/dfflibmap.cc +++ b/passes/techmap/dfflibmap.cc @@ -463,11 +463,12 @@ struct DfflibmapPass : public Pass { if (liberty_file.empty()) log_cmd_error("Missing `-liberty liberty_file' option!\n"); - FILE *f = fopen(liberty_file.c_str(), "r"); - if (f == NULL) + std::ifstream f; + f.open(liberty_file.c_str()); + if (f.fail()) log_cmd_error("Can't open liberty file `%s': %s\n", liberty_file.c_str(), strerror(errno)); LibertyParser libparser(f); - fclose(f); + f.close(); find_cell(libparser.ast, "$_DFF_N_", false, false, false, false); find_cell(libparser.ast, "$_DFF_P_", true, false, false, false); |