Fix Windows check. Improve Windows setup instructions.

Signed-off-by: Ryan P. C. McQuen <[email protected]>

README.md

@@ -139,12 +139,28 @@ brew install sdl2 sdl2_image sdl2_mixer sdl2_ttf
 
 #### Windows:
 
+Cmd:
+
+```
+nuget install sdl2.nuget -NonInteractive -ExcludeVersion -OutputDirectory C:\INCLUDE\ && nuget install sdl2_image.nuget -NonInteractive -ExcludeVersion -OutputDirectory C:\INCLUDE\ && nuget install sdl2_mixer.nuget -NonInteractive -ExcludeVersion -OutputDirectory C:\INCLUDE\ && nuget install sdl2_ttf.nuget -NonInteractive -ExcludeVersion -OutputDirectory C:\INCLUDE\
+```
+
+```
+mkdir C:\INCLUDE\SDL2\
+robocopy C:\INCLUDE\sdl2.nuget\build\native\include\ C:\INCLUDE\SDL2\
+robocopy C:\INCLUDE\sdl2_image.nuget\build\native\include\ C:\INCLUDE\SDL2\
+robocopy C:\INCLUDE\sdl2_mixer.nuget\build\native\include\ C:\INCLUDE\SDL2\
+robocopy C:\INCLUDE\sdl2_ttf.nuget\build\native\include\ C:\INCLUDE\SDL2\
+```
+
+PowerShell:
+
 ```
 nuget install sdl2.nuget -NonInteractive -ExcludeVersion -OutputDirectory C:\INCLUDE\; nuget install sdl2_image.nuget -NonInteractive -ExcludeVersion -OutputDirectory C:\INCLUDE\; nuget install sdl2_mixer.nuget -NonInteractive -ExcludeVersion -OutputDirectory C:\INCLUDE\; nuget install sdl2_ttf.nuget -NonInteractive -ExcludeVersion -OutputDirectory C:\INCLUDE\
 ```
 
 ```
-mkdir C:\INCLUDE\SDL2\; robocopy C:\INCLUDE\sdl2.nuget\build\native\include\ C:\INCLUDE\SDL2\; robocopy C:\INCLUDE\sdl2_image.nuget\build\native\include\ C:\INCLUDE\SDL2\; robocopy C:\INCLUDE\sdl2_mixer.nuget\build\native\include\ C:\INCLUDE\SDL2\; robocopy C:\INCLUDE\sdl2_ttf.nuget\build\native\include\ C:\INCLUDE\SDL2\; if ($LASTEXITCODE -le 7) { exit 0 } else { exit 1 }
+mkdir C:\INCLUDE\SDL2\; robocopy C:\INCLUDE\sdl2.nuget\build\native\include\ C:\INCLUDE\SDL2\; robocopy C:\INCLUDE\sdl2_image.nuget\build\native\include\ C:\INCLUDE\SDL2\; robocopy C:\INCLUDE\sdl2_mixer.nuget\build\native\include\ C:\INCLUDE\SDL2\; robocopy C:\INCLUDE\sdl2_ttf.nuget\build\native\include\ C:\INCLUDE\SDL2\
 ```
 
 ---

line_count.md

@@ -1,9 +1,9 @@
-cloc|github.com/AlDanial/cloc v 1.84  T=0.02 s (437.1 files/s, 83541.4 lines/s)
---- | ---
-
-Language|files|blank|comment|code
-:-------|-------:|-------:|-------:|-------:
-C/C++ Header|6|206|142|971
-C|1|5|0|14
---------|--------|--------|--------|--------
-SUM:|7|211|142|985
+cloc|github.com/AlDanial/cloc v 1.84  T=0.50 s (14.0 files/s, 2680.0 lines/s)
+--- | ---
+
+Language|files|blank|comment|code
+:-------|-------:|-------:|-------:|-------:
+C/C++ Header|6|206|142|973
+C|1|5|0|14
+--------|--------|--------|--------|--------
+SUM:|7|211|142|987

source/map.h

@@ -66,7 +66,7 @@ char* get_multiplier(char* attribute)
 {
     char* attribute_copy = (char*)calloc(strlen(attribute), sizeof(char));
     if (attribute_copy != NULL) {
-#if PLATFORM_IS_WINDOWS
+#ifdef PLATFORM_IS_WINDOWS
         strcpy_s(attribute_copy, sizeof(attribute), &attribute[1]);
         strcpy_s(attribute, sizeof(attribute_copy), &attribute_copy[0]);
 #else

source/mechanics.h

@@ -149,7 +149,7 @@ int write_map_layout(GameState* game)
         FILE* new_map_layout;
         FILE* old_map_layout;
         FILE* map_lock;
-#if PLATFORM_IS_WINDOWS
+#ifdef PLATFORM_IS_WINDOWS
         fopen_s(&new_map_layout, new_map_layout_file, "wb");
         fopen_s(&old_map_layout, game->map.layout_file, "wb");
         fopen_s(&map_lock, MAP_LOCK_FILE, "wb");

source/utilities.h

@@ -5,6 +5,10 @@
 #include <sys/stat.h>
 #include <time.h>
 
+#if defined(_WIN64) || defined(_WIN32) || defined(__WIN32__) || defined(__WINRT__)
+#define PLATFORM_IS_WINDOWS
+#endif
+
 int file_exists(char* path)
 {
     struct stat filestat;
@@ -19,12 +23,10 @@ time_t read_file_time(char* path)
     return filestat.st_mtime;
 }
 
-#define PLATFORM_IS_WINDOWS() defined(_WIN64) || defined(_WIN32) || defined(__WIN32__) || defined(__WINRT__)
-
 char* read_file(char* path)
 {
     FILE* file_to_read;
-#if PLATFORM_IS_WINDOWS
+#ifdef PLATFORM_IS_WINDOWS
     fopen_s(&file_to_read, path, "rb");
 #else
     file_to_read = fopen(path, "rb");