Store PATH in env in configuration.cc for use in future reconfigure calls.

3 files changed, 15 insertions, 4 deletions

diff --git a/src/configure.cc b/src/configure.cc
index b2639cb..68ce7eb 100644
--- a/src/configure.cc
+++ b/src/configure.cc
@@ -426,6 +426,12 @@ int regenerateCache(ctor::settings& settings,
 
 	auto paths = get_paths();
 
+	auto path_env = env.find("PATH");
+	if(path_env != env.end())
+	{
+		paths = get_paths(path_env->second);
+	}
+
 	// Host detection
 	auto host_cc = locate(cc_prog, paths, host_arch_prefix);
 	if(host_cc.empty())
@@ -695,6 +701,12 @@ int configure(const ctor::settings& global_settings, int argc, char* argv[])
 		env["LD"] = ld_env;
 	}
 
+	auto path_env = getenv("PATH");
+	if(path_env)
+	{
+		env["PATH"] = path_env;
+	}
+
 	auto ret = regenerateCache(settings, argv[0], args, env);
 	if(ret != 0)
 	{
diff --git a/src/util.cc b/src/util.cc
index db5a5f6..76d380b 100644
--- a/src/util.cc
+++ b/src/util.cc
@@ -168,12 +168,10 @@ std::string esc(const std::string& in)
 	return out;
 }
 
-std::vector<std::string> get_paths()
+std::vector<std::string> get_paths(const std::string& path_env)
 {
 	std::vector<std::string> paths;
 
-	std::string path_env = std::getenv("PATH");
-
 #ifdef _WIN32
 	const char sep{';'};
 #else
diff --git a/src/util.h b/src/util.h
index eeb3206..af5bbd6 100644
--- a/src/util.h
+++ b/src/util.h
@@ -7,6 +7,7 @@
 
 #include <string>
 #include <filesystem>
+#include <cstdlib>
 
 std::string to_lower(const std::string& str);
 
@@ -23,7 +24,7 @@ void append(T& a, const T& b)
 
 std::string esc(const std::string& in);
 
-std::vector<std::string> get_paths();
+std::vector<std::string> get_paths(const std::string& path_env = std::getenv("PATH"));
 
 std::string locate(const std::string& app,
                    const std::vector<std::string>& paths,