1 files changed, 42 insertions, 0 deletions
diff --git a/toolsrc/src/PostBuildLint_BuildInfo.cpp b/toolsrc/src/PostBuildLint_BuildInfo.cpp
new file mode 100644
index 000000000..63107acd1
--- /dev/null
+++ b/toolsrc/src/PostBuildLint_BuildInfo.cpp
@@ -0,0 +1,42 @@
+#include "pch.h"
+#include  "PostBuildLint_BuildInfo.h"
+#include "vcpkg_Checks.h"
+#include "opt_bool.h"
+#include "vcpkglib_helpers.h"
+
+namespace vcpkg::PostBuildLint
+{
+    //
+    namespace BuildInfoRequiredField
+    {
+        static const std::string CRT_LINKAGE = "CRTLinkage";
+        static const std::string LIBRARY_LINKAGE = "LibraryLinkage";
+    }
+
+    BuildInfo BuildInfo::create(std::unordered_map<std::string, std::string> pgh)
+    {
+        BuildInfo build_info;
+        build_info.crt_linkage = details::remove_required_field(&pgh, BuildInfoRequiredField::CRT_LINKAGE);
+        build_info.library_linkage = details::remove_required_field(&pgh, BuildInfoRequiredField::LIBRARY_LINKAGE);
+
+        // The remaining entries are policies
+        for (const std::unordered_map<std::string, std::string>::value_type& p : pgh)
+        {
+            const BuildPolicies::type policy = BuildPolicies::parse(p.first);
+            Checks::check_exit(policy != BuildPolicies::UNKNOWN, "Unknown policy found: %s", p.first);
+            const opt_bool_t status = opt_bool::parse(p.second);
+            build_info.policies.emplace(policy, status);
+        }
+
+        return build_info;
+    }
+
+    BuildInfo read_build_info(const fs::path& filepath)
+    {
+        const std::vector<std::unordered_map<std::string, std::string>> pghs = Paragraphs::get_paragraphs(filepath);
+        Checks::check_exit(pghs.size() == 1, "Invalid BUILD_INFO file for package");
+
+        return BuildInfo::create(pghs[0]);
+    }
+
+}