mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-03 20:33:21 +00:00
72 lines
3.1 KiB
Diff
72 lines
3.1 KiB
Diff
diff --git a/src/chainloader/utils.cpp b/src/chainloader/utils.cpp
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index ccd65d33..c7136b37 100644
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--- a/src/chainloader/utils.cpp
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+++ b/src/chainloader/utils.cpp
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@@ -29,8 +29,10 @@
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namespace fs = ghc::filesystem;
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void* find_plugin_library(const std::string& name) {
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+ Logger logger = Logger::create_exception_logger();
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+
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// Just using a goto for this would probably be cleaner, but yeah...
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- const auto impl = [&name]() -> void* {
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+ const auto impl = [&name, &logger]() -> void* {
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// If `name` exists right next to the Wine plugin host binary, then
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// we'll try loading that. Otherwise we'll fall back to regular
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// `dlopen()` for distro packaged versions of yabridge
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@@ -52,27 +54,28 @@ void* find_plugin_library(const std::string& name) {
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}
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}
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- if (void* handle = dlopen(name.c_str(), RTLD_LAZY | RTLD_LOCAL)) {
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- return handle;
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+ auto nix_profiles = getenv("NIX_PROFILES");
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+ if (!nix_profiles || nix_profiles[0] == '\0') {
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+ logger.log("");
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+ logger.log("ERROR: 'NIX_PROFILES' environment variable is not set");
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+ logger.log("");
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+ return nullptr;
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}
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- // One last Hail Mary, in case ldconfig was not set up correctly. This
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- // might be relevant for some of the `/usr/local/*` locations (although
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- // you really, really shouldn't install yabridge there, please, thank
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- // you). Yabridgectl searches through these same directories.
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- for (const auto& lib_dir : {
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- "/usr/lib",
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- "/usr/lib/x86_64-linux-gnu",
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- "/usr/lib64",
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- "/usr/local/lib",
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- "/usr/local/lib/x86_64-linux-gnu",
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- "/usr/local/lib64",
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- }) {
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- const fs::path candidate = fs::path(lib_dir) / name;
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- if (void* handle =
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- dlopen(candidate.c_str(), RTLD_LAZY | RTLD_LOCAL)) {
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+ // NIX_PROFILES is iterated in reverse from the most specific (the
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+ // user profile) to the least specific (the system profile).
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+ const std::string_view nix_profiles_view = nix_profiles;
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+ auto segment_end = nix_profiles_view.size();
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+ while (segment_end != std::string::npos) {
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+ const auto next_segment_end = nix_profiles_view.rfind(' ', segment_end - 1);
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+ const auto segment_begin = next_segment_end + 1;
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+ const auto profile = nix_profiles_view.substr(segment_begin, segment_end - segment_begin);
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+ const auto candidate = fs::path(profile) / "lib" / name;
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+ if (auto handle = dlopen(candidate.c_str(), RTLD_LAZY | RTLD_LOCAL)) {
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return handle;
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}
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+
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+ segment_end = next_segment_end;
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}
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return nullptr;
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@@ -82,8 +85,6 @@ void* find_plugin_library(const std::string& name) {
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if (!handle) {
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const fs::path this_plugin_path = get_this_file_location();
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- Logger logger = Logger::create_exception_logger();
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-
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logger.log("");
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logger.log("Could not find '" + name + "'");
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logger.log("");
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