fix missing #include's and missing CMake linking directives

base/PCMain.cpp

@@ -8,6 +8,7 @@
 #include <ShellAPI.h>
 #else
 #include <pwd.h>
+#include <unistd.h>
 #endif
 
 #include <string>

base/stringutil.h

@@ -1,7 +1,8 @@
 #pragma once
 
-#include <stdlib.h>
-#include <stdio.h>
+#include <cstdlib>
+#include <cstdio>
+#include <cstring>
 #include <string>
 
 #include "base/basictypes.h"

ext/etcpack/CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 2.6)
 
 add_library(etcdec etcdec.cpp)
 #if UNIX
-add_definitions(-PIC)
+add_definitions(-fPIC)
 
 add_library(etcpack etcpack.cpp)
 

ext/sha1/CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 2.6)
 
 #if(UNIX)
-add_definitions(-PIC)
+add_definitions(-fPIC)
 add_definitions(-g)
 add_definitions(-O2)
 add_definitions(-Wall)

ext/sha1/sha1.cpp

@@ -9,7 +9,7 @@
 // If compiling with MFC, you might want to add #include "StdAfx.h"
 
 #define _CRT_SECURE_NO_WARNINGS
-#include "SHA1.h"
+#include "sha1.h"
 
 #ifdef SHA1_UTILITY_FUNCTIONS
 #define SHA1_MAX_FILE_BUFFER (32 * 20 * 820)

ext/stb_image/CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 2.6)
 
 #if(UNIX)
-add_definitions(-PIC)
+add_definitions(-fPIC)
 add_definitions(-g)
 add_definitions(-O2)
 add_definitions(-Wall)

ext/stb_vorbis/CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 2.6)
 
 #if(UNIX)
-add_definitions(-PIC)
+add_definitions(-fPIC)
 add_definitions(-g)
 add_definitions(-O2)
 add_definitions(-Wall)

ext/vjson/CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 2.6)
 
 #if(UNIX)
-add_definitions(-PIC)
+add_definitions(-fPIC)
 add_definitions(-g)
 add_definitions(-O2)
 add_definitions(-Wall)

file/CMakeLists.txt

@@ -8,6 +8,7 @@ set(SRCS
 set(SRCS ${SRCS})
 
 add_library(file STATIC ${SRCS})
+target_link_libraries(file general zip)
 
 if(UNIX)
   add_definitions(-fPIC)

gfx/texture_gen.cpp

@@ -5,7 +5,8 @@
 // future.
 
 #include <cmath>
-#include <stdio.h>
+#include <cstdio>
+#include <cstring>
 
 #include "base/basictypes.h"
 #include "gfx/texture.h"

gfx_es2/CMakeLists.txt

@@ -7,6 +7,8 @@ set(SRCS
 set(SRCS ${SRCS})
 
 add_library(gfx_es2 STATIC ${SRCS})
+target_link_libraries(gfx_es2 general gfx)
+target_link_libraries(gfx_es2 general file)
 
 if(UNIX)
   add_definitions(-fPIC)

ui/ui.cpp

@@ -3,6 +3,7 @@
 #include <string>
 #include <vector>
 #include <cmath>
+#include <cstring>
 
 #include "ui/ui.h"
 #include "gfx/texture_atlas.h"