Create new OS module

This module will contain all functions that perform OS calls such as IO,
filesystem access, etc.

src/CMakeLists.txt

@@ -10,9 +10,9 @@ endforeach()
 list(REMOVE_ITEM NEOVIM_SOURCES ${to_remove})
 list(APPEND NEOVIM_SOURCES "${PROJECT_BINARY_DIR}/config/auto/pathdef.c")
 
-file( GLOB IO_SOURCES io/*.c )
+file( GLOB OS_SOURCES os/*.c )
 
-add_executable (nvim ${NEOVIM_SOURCES} ${IO_SOURCES})
+add_executable (nvim ${NEOVIM_SOURCES} ${OS_SOURCES})
 
 target_link_libraries (nvim m uv ${CMAKE_THREAD_LIBS_INIT})
 

src/diff.c

@@ -12,6 +12,7 @@
  */
 
 #include "vim.h"
+#include "os/os.h"
 
 
 static int diff_busy = FALSE;           /* ex_diffgetput() is busy */

src/ex_docmd.c

@@ -12,6 +12,7 @@
  */
 
 #include "vim.h"
+#include "os/os.h"
 
 static int quitmore = 0;
 static int ex_pressedreturn = FALSE;

src/misc1.c

@@ -13,6 +13,7 @@
 
 #include "vim.h"
 #include "version.h"
+#include "os/os.h"
 
 static char_u *vim_version_dir __ARGS((char_u *vimdir));
 static char_u *remove_tail __ARGS((char_u *p, char_u *pend, char_u *name));

src/misc2.c

@@ -11,6 +11,7 @@
  * misc2.c: Various functions.
  */
 #include "vim.h"
+#include "os/os.h"
 
 static char_u   *username = NULL; /* cached result of mch_get_user_name() */
 

src/os/fs.c

@@ -8,15 +8,14 @@
  */
 
 /*
- * io.c -- filesystem access, event loop etc.
+ * fs.c -- filesystem access
  */
 
-#include "vim.h"
+#include <uv.h>
 
-#include "uv.h"
+#include "os.h"
 
-int mch_chdir(char *path)
-{
+int mch_chdir(char *path) {
   if (p_verbose >= 5) {
     verbose_enter();
     smsg((char_u *)"chdir(%s)", path);

src/os/mem.c

@@ -11,16 +11,15 @@
  * os.c -- OS-level calls to query hardware, etc.
  */
 
-#include "vim.h"
+#include <uv.h>
 
-#include "uv.h"
+#include "os.h"
 
 /*
  * Return total amount of memory available in Kbyte.
  * Doesn't change when memory has been allocated.
  */
-long_u mch_total_mem(int special)
-{
+long_u mch_total_mem(int special) {
   /* We need to return memory in *Kbytes* but uv_get_total_memory() returns the
    * number of bytes of total memory. */
   return uv_get_total_memory() >> 10;

src/os/os.h

@@ -0,0 +1,4 @@
+#include "../vim.h"
+
+long_u mch_total_mem(int special);
+int mch_chdir(char *path);

src/os_unix.c

@@ -28,6 +28,7 @@
 # define select select_declared_wrong
 
 #include "vim.h"
+#include "os/os.h"
 
 
 #include "os_unixx.h"       /* unix includes for os_unix.c only */

src/proto/os_unix.pro

@@ -1,9 +1,7 @@
 /* os_unix.c */
-int mch_chdir __ARGS((char *path));
 void mch_write __ARGS((char_u *s, int len));
 int mch_inchar __ARGS((char_u *buf, int maxlen, long wtime, int tb_change_cnt));
 int mch_char_avail __ARGS((void));
-long_u mch_total_mem __ARGS((int special));
 void mch_delay __ARGS((long msec, int ignoreinput));
 int mch_stackcheck __ARGS((char *p));
 void mch_startjmp __ARGS((void));

src/window.c

@@ -8,6 +8,7 @@
  */
 
 #include "vim.h"
+#include "os/os.h"
 
 static int path_is_url __ARGS((char_u *p));
 static void win_init __ARGS((win_T *newp, win_T *oldp, int flags));