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Diffstat (limited to 'ncurses/tty/lib_tstp.c')
-rw-r--r--ncurses/tty/lib_tstp.c45
1 files changed, 32 insertions, 13 deletions
diff --git a/ncurses/tty/lib_tstp.c b/ncurses/tty/lib_tstp.c
index 06c8411caa4d..70f805a2ad5e 100644
--- a/ncurses/tty/lib_tstp.c
+++ b/ncurses/tty/lib_tstp.c
@@ -1,5 +1,5 @@
/****************************************************************************
- * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2009,2010 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
@@ -46,7 +46,7 @@
#define _POSIX_SOURCE
#endif
-MODULE_ID("$Id: lib_tstp.c,v 1.37 2008/05/03 16:24:56 tom Exp $")
+MODULE_ID("$Id: lib_tstp.c,v 1.41 2010/05/15 21:31:12 tom Exp $")
#if defined(SIGTSTP) && (HAVE_SIGACTION || HAVE_SIGVEC)
#define USE_SIGTSTP 1
@@ -59,16 +59,20 @@ static const char *
signal_name(int sig)
{
switch (sig) {
+#ifdef SIGALRM
case SIGALRM:
return "SIGALRM";
+#endif
#ifdef SIGCONT
case SIGCONT:
return "SIGCONT";
#endif
case SIGINT:
return "SIGINT";
+#ifdef SIGQUIT
case SIGQUIT:
return "SIGQUIT";
+#endif
case SIGTERM:
return "SIGTERM";
#ifdef SIGTSTP
@@ -136,6 +140,7 @@ signal_name(int sig)
static void
tstp(int dummy GCC_UNUSED)
{
+ SCREEN *sp = CURRENT_SCREEN;
sigset_t mask, omask;
sigaction_t act, oact;
@@ -154,11 +159,11 @@ tstp(int dummy GCC_UNUSED)
* parent was stopped before us, and we would likely pick up the
* settings already modified by the shell.
*/
- if (SP != 0 && !SP->_endwin) /* don't do this if we're not in curses */
+ if (sp != 0 && !sp->_endwin) /* don't do this if we're not in curses */
#if HAVE_TCGETPGRP
if (tcgetpgrp(STDIN_FILENO) == getpgrp())
#endif
- def_prog_mode();
+ NCURSES_SP_NAME(def_prog_mode) (NCURSES_SP_ARG);
/*
* Block window change and timer signals. The latter
@@ -166,7 +171,9 @@ tstp(int dummy GCC_UNUSED)
* to repaint the screen.
*/
(void) sigemptyset(&mask);
+#ifdef SIGALRM
(void) sigaddset(&mask, SIGALRM);
+#endif
#if USE_SIGWINCH
(void) sigaddset(&mask, SIGWINCH);
#endif
@@ -185,7 +192,7 @@ tstp(int dummy GCC_UNUSED)
* End window mode, which also resets the terminal state to the
* original (pre-curses) modes.
*/
- endwin();
+ NCURSES_SP_NAME(endwin) (NCURSES_SP_ARG);
/* Unblock SIGTSTP. */
(void) sigemptyset(&mask);
@@ -212,19 +219,19 @@ tstp(int dummy GCC_UNUSED)
T(("SIGCONT received"));
sigaction(SIGTSTP, &oact, NULL);
- flushinp();
+ NCURSES_SP_NAME(flushinp) (NCURSES_SP_ARG);
/*
* If the user modified the tty state while suspended, he wants
* those changes to stick. So save the new "default" terminal state.
*/
- def_shell_mode();
+ NCURSES_SP_NAME(def_shell_mode) (NCURSES_SP_ARG);
/*
* This relies on the fact that doupdate() will restore the
* program-mode tty state, and issue enter_ca_mode if need be.
*/
- doupdate();
+ NCURSES_SP_NAME(doupdate) (NCURSES_SP_ARG);
/* Reset the signals. */
(void) sigprocmask(SIG_SETMASK, &omask, NULL);
@@ -234,6 +241,8 @@ tstp(int dummy GCC_UNUSED)
static void
cleanup(int sig)
{
+ SCREEN *sp = CURRENT_SCREEN;
+
/*
* Actually, doing any sort of I/O from within an signal handler is
* "unsafe". But we'll _try_ to clean up the screen and terminal
@@ -241,7 +250,10 @@ cleanup(int sig)
*/
if (!_nc_globals.cleanup_nested++
&& (sig == SIGINT
- || sig == SIGQUIT)) {
+#ifdef SIGQUIT
+ || sig == SIGQUIT
+#endif
+ )) {
#if HAVE_SIGACTION || HAVE_SIGVEC
sigaction_t act;
sigemptyset(&act.sa_mask);
@@ -257,12 +269,12 @@ cleanup(int sig)
if (scan->_ofp != 0
&& isatty(fileno(scan->_ofp))) {
scan->_cleanup = TRUE;
- scan->_outch = _nc_outch;
+ scan->_outch = NCURSES_SP_NAME(_nc_outch);
}
set_term(scan);
- endwin();
- if (SP)
- SP->_endwin = FALSE; /* in case we have an atexit! */
+ NCURSES_SP_NAME(endwin) (NCURSES_SP_ARG);
+ if (sp)
+ sp->_endwin = FALSE; /* in case we have an atexit! */
}
}
}
@@ -274,6 +286,13 @@ static void
sigwinch(int sig GCC_UNUSED)
{
_nc_globals.have_sigwinch = 1;
+# if USE_PTHREADS_EINTR
+ if (_nc_globals.read_thread) {
+ if (!pthread_equal(pthread_self(), _nc_globals.read_thread))
+ pthread_kill(_nc_globals.read_thread, SIGWINCH);
+ _nc_globals.read_thread = 0;
+ }
+# endif
}
#endif /* USE_SIGWINCH */