From 87f098647448fd69172a33084d7a72107fdc70a1 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sat, 3 Mar 2018 14:42:16 +0000
Subject: Env import can be const now

---
 icespider/fcgi/cgiRequestBase.cpp | 9 ++++-----
 icespider/fcgi/cgiRequestBase.h   | 6 +++---
 2 files changed, 7 insertions(+), 8 deletions(-)

diff --git a/icespider/fcgi/cgiRequestBase.cpp b/icespider/fcgi/cgiRequestBase.cpp
index 0159fcd..1daab68 100644
--- a/icespider/fcgi/cgiRequestBase.cpp
+++ b/icespider/fcgi/cgiRequestBase.cpp
@@ -26,20 +26,19 @@ namespace IceSpider {
 	CGI_CONST(HTTP_COOKIE);
 	CGI_CONST(REQUEST_METHOD);
 
-	CgiRequestBase::CgiRequestBase(Core * c, char ** env) :
+	CgiRequestBase::CgiRequestBase(Core * c, const char * const * const env) :
 		IHttpRequest(c)
 	{
-		for(char * const * e = env; *e; ++e) {
+		for(const char * const * e = env; *e; ++e) {
 			addenv(*e);
 		}
 	}
 
 	void
-	CgiRequestBase::addenv(char * e)
+	CgiRequestBase::addenv(const char * const e)
 	{
 		if (auto eq = strchr(e, '=')) {
-			*eq++ = '\0';
-			envmap.insert({ e, Env(eq, strchr(eq, '\0')) });
+			envmap.insert({ std::string_view(e, eq - e), Env(eq + 1, strchr(eq, '\0')) });
 		}
 	}
 
diff --git a/icespider/fcgi/cgiRequestBase.h b/icespider/fcgi/cgiRequestBase.h
index 4cc6a81..88bdc52 100644
--- a/icespider/fcgi/cgiRequestBase.h
+++ b/icespider/fcgi/cgiRequestBase.h
@@ -10,12 +10,12 @@
 namespace IceSpider {
 	class CgiRequestBase : public IHttpRequest {
 		protected:
-			CgiRequestBase(Core * c, char ** env);
-			void addenv(char *);
+			CgiRequestBase(Core * c, const char * const * const env);
+			void addenv(const char * const);
 			void initialize();
 
 		public:
-			typedef std::tuple<char *, char *> Env;
+			typedef std::tuple<const char * const, const char * const> Env;
 			typedef std::map<std::string_view, Env> VarMap;
 
 			const PathElements & getRequestPath() const override;
-- 
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