* src/puresize.h (BASE_PURESIZE): Bump by another 1K.

[bpt/emacs.git] / src / sysdep.c

diff --git a/src/sysdep.c b/src/sysdep.c
index 8485981..e1fd86f 100644 (file)
--- a/src/sysdep.c
+++ b/src/sysdep.c
@@ -1,5 +1,5 @@
 /* Interfaces to system-dependent kernel and library entries.
-   Copyright (C) 1985-1988, 1993-1995, 1999-2013 Free Software
+   Copyright (C) 1985-1988, 1993-1995, 1999-2014 Free Software
    Foundation, Inc.
 
 This file is part of GNU Emacs.
@@ -464,7 +464,11 @@ sys_subshell (void)
 {
 #ifdef DOS_NT  /* Demacs 1.1.2 91/10/20 Manabu Higashida */
   int st;
+#ifdef MSDOS
   char oldwd[MAXPATHLEN+1]; /* Fixed length is safe on MSDOS.  */
+#else
+  char oldwd[MAX_UTF8_PATH];
+#endif
 #endif
   pid_t pid;
   int status;
@@ -1241,7 +1245,7 @@ reset_sys_modes (struct tty_display_info *tty_out)
       int i;
       tty_turn_off_insert (tty_out);
 
-      for (i = curX (tty_out); i < FrameCols (tty_out) - 1; i++)
+      for (i = cursorX (tty_out); i < FrameCols (tty_out) - 1; i++)
         {
           fputc (' ', tty_out->output);
         }
@@ -1502,7 +1506,9 @@ emacs_sigaction_init (struct sigaction *action, signal_handler_t handler)
   /* When handling a signal, block nonfatal system signals that are caught
      by Emacs.  This makes race conditions less likely.  */
   sigaddset (&action->sa_mask, SIGALRM);
+#ifdef SIGCHLD
   sigaddset (&action->sa_mask, SIGCHLD);
+#endif
 #ifdef SIGDANGER
   sigaddset (&action->sa_mask, SIGDANGER);
 #endif
@@ -1707,7 +1713,9 @@ init_signals (bool dumping)
 # ifdef SIGBUS
       sys_siglist[SIGBUS] = "Bus error";
 # endif
+# ifdef SIGCHLD
       sys_siglist[SIGCHLD] = "Child status changed";
+# endif
 # ifdef SIGCONT
       sys_siglist[SIGCONT] = "Continued";
 # endif
@@ -2178,6 +2186,9 @@ emacs_fopen (char const *file, char const *mode)
 int
 emacs_pipe (int fd[2])
 {
+#ifdef MSDOS
+  return pipe (fd);
+#else  /* !MSDOS */
   int result = pipe2 (fd, O_CLOEXEC);
   if (! O_CLOEXEC && result == 0)
     {
@@ -2185,6 +2196,7 @@ emacs_pipe (int fd[2])
       fcntl (fd[1], F_SETFD, FD_CLOEXEC);
     }
   return result;
+#endif /* !MSDOS */
 }
 
 /* Approximate posix_close and POSIX_CLOSE_RESTART well enough for Emacs.
@@ -2257,9 +2269,9 @@ emacs_close (int fd)
    Return the number of bytes read, which might be less than NBYTE.
    On error, set errno and return -1.  */
 ptrdiff_t
-emacs_read (int fildes, char *buf, ptrdiff_t nbyte)
+emacs_read (int fildes, void *buf, ptrdiff_t nbyte)
 {
-  register ssize_t rtnval;
+  ssize_t rtnval;
 
   /* There is no need to check against MAX_RW_COUNT, since no caller ever
      passes a size that large to emacs_read.  */
@@ -2310,14 +2322,14 @@ emacs_full_write (int fildes, char const *buf, ptrdiff_t nbyte,
    interrupted or if a partial write occurs.  Return the number of
    bytes written, setting errno if this is less than NBYTE.  */
 ptrdiff_t
-emacs_write (int fildes, char const *buf, ptrdiff_t nbyte)
+emacs_write (int fildes, void const *buf, ptrdiff_t nbyte)
 {
   return emacs_full_write (fildes, buf, nbyte, 0);
 }
 
 /* Like emacs_write, but also process pending signals if interrupted.  */
 ptrdiff_t
-emacs_write_sig (int fildes, char const *buf, ptrdiff_t nbyte)
+emacs_write_sig (int fildes, void const *buf, ptrdiff_t nbyte)
 {
   return emacs_full_write (fildes, buf, nbyte, 1);
 }