pkgs/development/libraries/libphonenumber/build-reproducibility.patch

   1 --- a/tools/cpp/src/cpp-build/generate_geocoding_data.cc.orig   1970-01-01 01:00:01.000000000 +0100
   2 +++ b/tools/cpp/src/cpp-build/generate_geocoding_data.cc        2024-01-16 19:03:45.409089423 +0100
   3 @@ -94,7 +94,8 @@
   4    DirEntryKinds kind_;
   5  };
   6
   7 -// Lists directory entries in path. "." and ".." are excluded. Returns true on
   8 +// Lists directory entries in path. "." and ".." are excluded. Entries are
   9 +// returned in a consistent order to ensure reproducibility. Returns true on
  10  // success.
  11  bool ListDirectory(const string& path, vector<DirEntry>* entries) {
  12    entries->clear();
  13 @@ -114,8 +115,14 @@
  14      // http://pubs.opengroup.org/onlinepubs/9699919799/functions/readdir.html
  15      errno = 0;
  16      entry = readdir(dir);
  17 +    if (errno != 0) {
  18 +      return false;
  19 +    }
  20      if (entry == NULL) {
  21 -      return errno == 0;
  22 +      std::sort(
  23 +          entries->begin(), entries->end(),
  24 +          [](const DirEntry& a, const DirEntry& b) { return a.name() < b.name(); });
  25 +      return true;
  26      }
  27      if (strcmp(entry->d_name, ".") == 0 || strcmp(entry->d_name, "..") == 0) {
  28         continue;