env-lld-package-metadata

===================================================================

Gbp-Pq: Name env-lld-package-metadata.diff

diff --git a/lld/ELF/Driver.cpp b/lld/ELF/Driver.cpp
index eb6734dfd458d5bbbb40e902cb43faec0cfa2b7b..ea22c044f03ee999671d9b38b342a5201db05fab 100644 (file)
--- a/lld/ELF/Driver.cpp
+++ b/lld/ELF/Driver.cpp
@@ -1380,6 +1380,13 @@ static void readConfigs(opt::InputArgList &args) {
   config->orphanHandling = getOrphanHandling(args);
   config->outputFile = args.getLastArgValue(OPT_o);
   config->packageMetadata = args.getLastArgValue(OPT_package_metadata);
+  // No package-metadata option, fall-back to env ELF_PACKAGE_METADATA
+  if (config->packageMetadata.empty()) {
+    const char *env_package_metadata = getenv("ELF_PACKAGE_METADATA");
+    if (env_package_metadata && strcmp(env_package_metadata, "") != 0) {
+      config->packageMetadata = StringRef(env_package_metadata);
+    }
+  }
   config->pie = args.hasFlag(OPT_pie, OPT_no_pie, false);
   config->printIcfSections =
       args.hasFlag(OPT_print_icf_sections, OPT_no_print_icf_sections, false);