build: Move OS-specific compat to their own folders

CMakeLists.txt

@@ -71,18 +71,19 @@ IF (THREADSAFE)
 	ADD_DEFINITIONS(-DGIT_THREADS)
 ENDIF()
 
+ADD_DEFINITIONS(-D_FILE_OFFSET_BITS=64)
+
 # Collect sourcefiles
-FILE(GLOB SRC src/*.c)
 FILE(GLOB SRC_H include/git2/*.h)
 
 # On Windows use specific platform sources
 IF (WIN32 AND NOT CYGWIN)
     ADD_DEFINITIONS(-DWIN32 -D_DEBUG -D_LIB)
 	FILE(GLOB SRC src/*.c src/win32/*.c)
+ELSE()
+	FILE(GLOB SRC src/*.c src/unix/*.c)
 ENDIF ()
 
-ADD_DEFINITIONS(-D_FILE_OFFSET_BITS=64)
-
 # Compile and link libgit2
 ADD_LIBRARY(git2 ${SRC} ${SRC_ZLIB})
 TARGET_LINK_LIBRARIES(git2 ${CMAKE_THREAD_LIBS_INIT})

src/common.h

@@ -23,8 +23,8 @@
 # include <io.h>
 # include <direct.h>
 # include <windows.h>
-# include "msvc-compat.h"
-# include "mingw-compat.h"
+# include "win32/msvc-compat.h"
+# include "win32/mingw-compat.h"
 # ifdef GIT_THREADS
 #  include "win32/pthread.h"
 #endif