* sysdep.c: Make symbols static if they're not exported.

(emacs_get_tty, emacs_set_tty, old_fcntl_flags, old_fcntl_owner):
Now static.
(sigprocmask_set, full_mask): Remove; unused.
(wait_debugging): Mark as visible.
* syssignal.h (SIGFULLMASK, full_mask): Remove decls.
* systty.h (emacs_get_tty, emacs_set_tty): Remove decls.

diff --git a/src/ChangeLog b/src/ChangeLog
index b54fdf8..1f8bae9 100644 (file)
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,13 @@
 2011-04-14  Paul Eggert  <eggert@cs.ucla.edu>
 
+       * sysdep.c: Make symbols static if they're not exported.
+       (emacs_get_tty, emacs_set_tty, old_fcntl_flags, old_fcntl_owner):
+       Now static.
+       (sigprocmask_set, full_mask): Remove; unused.
+       (wait_debugging): Mark as visible.
+       * syssignal.h (SIGFULLMASK, full_mask): Remove decls.
+       * systty.h (emacs_get_tty, emacs_set_tty): Remove decls.
+
        * syntax.c (syntax_temp): Define only if !__GNUC__.
 
        * sound.c (current_sound_device, current_sound): Now static.

diff --git a/src/sysdep.c b/src/sysdep.c
index f9e8ee7..a9ad4b4 100644 (file)
--- a/src/sysdep.c
+++ b/src/sysdep.c
@@ -118,6 +118,9 @@ struct utimbuf {
 #endif
 #endif
 
+static int emacs_get_tty (int, struct emacs_tty *);
+static int emacs_set_tty (int, struct emacs_tty *, int);
+
 /* Declare here, including term.h is problematic on some systems.  */
 extern void tputs (const char *, int, int (*)(int));
 
@@ -127,10 +130,6 @@ static const int baud_convert[] =
     1800, 2400, 4800, 9600, 19200, 38400
   };
 
-/* Temporary used by `sigblock' when defined in terms of signprocmask.  */
-
-SIGMASKTYPE sigprocmask_set;
-
 
 #if !defined (HAVE_GET_CURRENT_DIR_NAME) || defined (BROKEN_GET_CURRENT_DIR_NAME)
 
@@ -289,8 +288,9 @@ init_baud_rate (int fd)
 
 \f
 
-int wait_debugging;   /* Set nonzero to make following function work under dbx
-                        (at least for bsd).  */
+/* Set nonzero to make following function work under dbx
+   (at least for bsd).  */
+int wait_debugging EXTERNALLY_VISIBLE;
 
 #ifndef MSDOS
 /* Wait for subprocess with process id `pid' to terminate and
@@ -648,7 +648,7 @@ unrequest_sigio (void)
 #else
 #ifdef F_SETFL
 
-int old_fcntl_flags[MAXDESC];
+static int old_fcntl_flags[MAXDESC];
 
 void
 init_sigio (int fd)
@@ -807,7 +807,7 @@ emacs_set_tty (int fd, struct emacs_tty *settings, int flushp)
 \f
 
 #ifdef F_SETOWN
-int old_fcntl_owner[MAXDESC];
+static int old_fcntl_owner[MAXDESC];
 #endif /* F_SETOWN */
 
 /* This may also be defined in stdio,
@@ -1449,7 +1449,7 @@ init_system_name (void)
 /* POSIX signals support - DJB */
 /* Anyone with POSIX signals should have ANSI C declarations */
 
-sigset_t empty_mask, full_mask;
+sigset_t empty_mask;
 
 #ifndef WINDOWSNT
 
@@ -1538,7 +1538,6 @@ void
 init_signals (void)
 {
   sigemptyset (&empty_mask);
-  sigfillset (&full_mask);
 
 #if !defined HAVE_STRSIGNAL && !HAVE_DECL_SYS_SIGLIST
   if (! initialized)

diff --git a/src/syssignal.h b/src/syssignal.h
index 083d70d..a2329fd 100644 (file)
--- a/src/syssignal.h
+++ b/src/syssignal.h
@@ -35,8 +35,7 @@ extern void init_signals (void);
 #define SIGMASKTYPE sigset_t
 
 #define SIGEMPTYMASK (empty_mask)
-#define SIGFULLMASK (full_mask)
-extern sigset_t empty_mask, full_mask;
+extern sigset_t empty_mask;
 
 /* POSIX pretty much destroys any possibility of writing sigmask as a
    macro in standard C.  We always define our own version because the

diff --git a/src/systty.h b/src/systty.h
index 1548952..647cfa2 100644 (file)
--- a/src/systty.h
+++ b/src/systty.h
@@ -115,9 +115,6 @@ struct emacs_tty {
 #endif /* DOS_NT */
 };
 \f
-extern int emacs_get_tty (int, struct emacs_tty *);
-extern int emacs_set_tty (int, struct emacs_tty *, int);
-
 /* From sysdep.c or w32.c  */
 extern int serial_open (char *);
 extern void serial_configure (struct Lisp_Process *, Lisp_Object);