46 lines
1.5 KiB
Diff
46 lines
1.5 KiB
Diff
diff --git i/passes/cmds/plugin.cc w/passes/cmds/plugin.cc
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index 08b4aa8c4..f00f540e9 100644
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--- i/passes/cmds/plugin.cc
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+++ w/passes/cmds/plugin.cc
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@@ -87,15 +87,33 @@ void load_plugin(std::string filename, std::vector<std::string> aliases)
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// We were unable to open the file, try to do so from the plugin directory
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if (hdl == NULL && orig_filename.find('/') == std::string::npos) {
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- hdl = dlopen([orig_filename]() {
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- std::string new_path = proc_share_dirname() + "plugins/" + orig_filename;
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+ std::string install_dir = proc_share_dirname() + "plugins";
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- // Check if we need to append .so
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- if (new_path.find(".so") == std::string::npos)
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- new_path.append(".so");
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+ vector<string> all_dirs;
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+ all_dirs.push_back(install_dir);
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- return new_path;
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- }().c_str(), RTLD_LAZY|RTLD_LOCAL);
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+ char* plugin_dirs = getenv("NIX_YOSYS_PLUGIN_DIRS");
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+ if (plugin_dirs != NULL) {
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+ std::string p(plugin_dirs), t;
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+ std::stringstream ss(p);
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+
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+ while(std::getline(ss, t, ':')) {
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+ all_dirs.push_back(t);
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+ }
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+ }
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+
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+ for (auto dir : all_dirs) {
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+ hdl = dlopen([dir, orig_filename]() {
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+ std::string new_path = dir + "/" + orig_filename;
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+
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+ // Check if we need to append .so
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+ if (new_path.find(".so") == std::string::npos)
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+ new_path.append(".so");
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+
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+ return new_path;
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+ }().c_str(), RTLD_LAZY|RTLD_LOCAL);
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+ if (hdl != NULL) break;
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+ }
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}
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if (hdl == NULL)
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