From d45b8954d25703a4ff48517fbffff7a2b32b8aae Mon Sep 17 00:00:00 2001
From: MrBesen <y.g.2@gmx.de>
Date: Mon, 14 Dec 2020 13:40:42 +0100
Subject: [PATCH] compiles on windows

---
 .gitignore    |  1 +
 Makefile      |  5 ++++-
 src/files.cpp | 26 ++++++++++++++++++++++++--
 3 files changed, 29 insertions(+), 3 deletions(-)

diff --git a/.gitignore b/.gitignore
index 4a0b4bc..299598a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,7 @@
 *.out
 build/
 *.exe
+*.dll
 *.o
 .gdb_history
 
diff --git a/Makefile b/Makefile
index c2087c6..5da8747 100644
--- a/Makefile
+++ b/Makefile
@@ -5,8 +5,11 @@
 # `make clean all` nicht mit -j verwenden! -> race condition im make file
 # statdessen: `make clean; make all -j` verwenden
 
+# windows name
+# NAME = lib$(NAMESHORT).dll
+
 NAMESHORT = mrbesen
-NAME = lib$(NAMESHORT).so
+NAME ?= lib$(NAMESHORT).so
 NAMETEST = test
 CFLAGS = -fpic -std=c++17 -O2 -g -pipe -Wall -Wextra -Wno-unused-parameter -Wpedantic
 CXX = g++
diff --git a/src/files.cpp b/src/files.cpp
index 61538c4..b80f5ff 100644
--- a/src/files.cpp
+++ b/src/files.cpp
@@ -1,4 +1,4 @@
-#include "files.h"
+#include "files.h"
 
 #include <dirent.h>
 #include <list>
@@ -11,6 +11,14 @@
 
 #include "util.h"
 
+#ifndef PATH_MAX
+#define PATH_MAX 1024
+#endif
+
+#if defined(_WIN32) || defined(_WIN64)
+#include <stdlib.h>
+#endif
+
 void mrbesen::files::parent(const std::string& child, std::string& out) {
 	//letzten path trenner finden
 	size_t pos = child.rfind('/', child.length() -2); //das erste Zeichen überspringen (könnte ein / sein)
@@ -147,9 +155,23 @@ bool mrbesen::files::copy(const std::string& from, const std::string& to) {
 }
 
 std::string mrbesen::files::realPath(const std::string& str) {
+	#if defined(_WIN32) ||defined(_WIN64)
+	wchar_t bufferin[PATH_MAX];
+	for(uint32_t i = 0; i < str.size(); ++i) {
+		bufferin[i] = str[i];
+	}
+	bufferin[str.size()] = 0;
+
+	wchar_t bufferA[PATH_MAX];
+	wchar_t* ret = ::_wfullpath(bufferA, bufferin, PATH_MAX);
+	char buffer[PATH_MAX];
+	for(uint32_t i = 0; ret[i]; ++i) {
+		buffer[i] = ret[i];
+	}
+	#else
 	char buffer[PATH_MAX];
 	char* ret = ::realpath(str.c_str(), buffer);
+	#endif
 	if(ret == nullptr) return "";
-
 	return std::string(buffer);
 }
\ No newline at end of file