diff options
Diffstat (limited to 'src/sysdep.c')
| -rw-r--r-- | src/sysdep.c | 127 |
1 files changed, 4 insertions, 123 deletions
diff --git a/src/sysdep.c b/src/sysdep.c index 7c7b3810956..798cd3b2108 100644 --- a/src/sysdep.c +++ b/src/sysdep.c @@ -49,15 +49,6 @@ extern void srandom P_ ((unsigned int)); #include "blockinput.h" -#ifdef MAC_OS8 -#include <sys/param.h> - -#ifndef subprocesses -/* Nonzero means delete a process right away if it exits (process.c). */ -static int delete_exited_processes; -#endif -#endif /* MAC_OS8 */ - #ifdef WINDOWSNT #define read sys_read #define write sys_write @@ -151,12 +142,12 @@ extern int errno; #undef TIOCSWINSZ #endif -#if defined (USG) || defined (DGUX) +#if defined (USG) #include <sys/utsname.h> #ifndef MEMORY_IN_STRING_H #include <memory.h> #endif -#if defined (TIOCGWINSZ) || defined (ISC4_0) +#if defined (TIOCGWINSZ) #ifdef NEED_SIOCTL #include <sys/sioctl.h> #endif @@ -164,8 +155,8 @@ extern int errno; #include <sys/stream.h> #include <sys/ptem.h> #endif -#endif /* TIOCGWINSZ or ISC4_0 */ -#endif /* USG or DGUX */ +#endif /* TIOCGWINSZ */ +#endif /* USG */ extern int quit_char; @@ -345,17 +336,6 @@ discard_tty_input () &buf.main, 0, 0, terminator_mask, 0, 0); queue_kbd_input (); #else /* not VMS */ -#ifdef APOLLO - { - struct tty_display_info *tty; - for (tty = tty_list; tty; tty = tty->next) - { - int zero = 0; - if (tty->input) - ioctl (fileno (tty->input), TIOCFLUSH, &zero); - } - } -#else /* not Apollo */ #ifdef MSDOS /* Demacs 1.1.1 91/10/16 HIRANO Satoshi */ while (dos_keyread () != -1) ; @@ -372,7 +352,6 @@ discard_tty_input () } } #endif /* not MSDOS */ -#endif /* not Apollo */ #endif /* not VMS */ #endif /* not WINDOWSNT */ } @@ -532,11 +511,6 @@ wait_for_termination (pid) else sigpause (SIGEMPTYMASK); #else /* not BSD_SYSTEM, and not HPUX version >= 6 */ -#if defined (UNIPLUS) - if (0 > kill (pid, 0)) - break; - wait (0); -#else /* neither BSD_SYSTEM nor UNIPLUS: random sysV */ #ifdef POSIX_SIGNALS /* would this work for GNU/Linux as well? */ sigblock (sigmask (SIGCHLD)); errno = 0; @@ -570,7 +544,6 @@ wait_for_termination (pid) #endif /* not WINDOWSNT */ #endif /* not HAVE_SYSV_SIGPAUSE */ #endif /* not POSIX_SIGNALS */ -#endif /* not UNIPLUS */ #endif /* not BSD_SYSTEM, and not HPUX version >= 6 */ #endif /* not VMS */ #else /* not subprocesses */ @@ -727,12 +700,6 @@ child_setup_tty (out) if (interrupt_input) reset_sigio (0); #endif /* BSD4_1 */ -#ifdef RTU - { - int zero = 0; - ioctl (out, FIOASYNC, &zero); - } -#endif /* RTU */ #endif /* not DOS_NT */ } #endif /* not VMS */ @@ -821,7 +788,6 @@ sys_suspend () /* Fork a subshell. */ -#ifndef MAC_OS8 void sys_subshell () { @@ -957,7 +923,6 @@ sys_subshell () synch_process_alive = 0; #endif /* !VMS */ } -#endif /* !MAC_OS8 */ static void save_signal_handlers (saved_handlers) @@ -1066,69 +1031,6 @@ unrequest_sigio (void) } #else /* no FASYNC */ -#ifdef STRIDE /* Stride doesn't have FASYNC - use FIOASYNC */ - -void -request_sigio () -{ - int on = 1; - - if (noninteractive || read_socket_hook) - return; - - /* XXX CURTTY() is bogus here. */ - ioctl (fileno (CURTTY ()->input), FIOASYNC, &on); - interrupts_deferred = 0; -} - -void -unrequest_sigio () -{ - int off = 0; - - if (noninteractive || read_socket_hook) - return; - - /* XXX CURTTY() is bogus here. */ - ioctl (fileno (CURTTY ()->input), FIOASYNC, &off); - interrupts_deferred = 1; -} - -#else /* not FASYNC, not STRIDE */ - -#ifdef _CX_UX - -#include <termios.h> - -void -request_sigio () -{ - int on = 1; - sigset_t st; - - if (noninteractive || read_socket_hook) - return; - - sigemptyset (&st); - sigaddset (&st, SIGIO); - ioctl (0, FIOASYNC, &on); /* XXX This fails for multiple ttys. */ - interrupts_deferred = 0; - sigprocmask (SIG_UNBLOCK, &st, (sigset_t *)0); -} - -void -unrequest_sigio () -{ - int off = 0; - - if (noninteractive || read_socket_hook) - return; - - ioctl (0, FIOASYNC, &off); /* XXX This fails for multiple ttys. */ - interrupts_deferred = 1; -} - -#else /* ! _CX_UX */ #ifndef MSDOS void @@ -1150,8 +1052,6 @@ unrequest_sigio () } #endif /* MSDOS */ -#endif /* _CX_UX */ -#endif /* STRIDE */ #endif /* FASYNC */ #endif /* F_SETFL */ #endif /* SIGIO */ @@ -1486,10 +1386,6 @@ init_sys_modes (tty_out) #if defined (HAVE_TERMIO) || defined (HAVE_TERMIOS) XSETINT (Vtty_erase_char, tty.main.c_cc[VERASE]); -#ifdef DGUX - /* This allows meta to be sent on 8th bit. */ - tty.main.c_iflag &= ~INPCK; /* don't check input for parity */ -#endif tty.main.c_iflag |= (IGNBRK); /* Ignore break condition */ tty.main.c_iflag &= ~ICRNL; /* Disable map of CR to NL on input */ #ifdef INLCR /* I'm just being cautious, @@ -1703,11 +1599,9 @@ init_sys_modes (tty_out) #ifdef TCXONC if (!tty_out->flow_control) ioctl (fileno (tty_out->input), TCXONC, 1); #endif -#ifndef APOLLO #ifdef TIOCSTART if (!tty_out->flow_control) ioctl (fileno (tty_out->input), TIOCSTART, 0); #endif -#endif #if defined (HAVE_TERMIOS) || defined (HPUX9) #ifdef TCOON @@ -2085,14 +1979,6 @@ setup_pty (fd) } #endif #endif -#ifdef IBMRTAIX - /* On AIX, the parent gets SIGHUP when a pty attached child dies. So, we */ - /* ignore SIGHUP once we've started a child on a pty. Note that this may */ - /* cause EMACS not to die when it should, i.e., when its own controlling */ - /* tty goes away. I've complained to the AIX developers, and they may */ - /* change this behavior, but I'm not going to hold my breath. */ - signal (SIGHUP, SIG_IGN); -#endif } #endif /* HAVE_PTYS */ @@ -2377,13 +2263,8 @@ start_of_text () #ifdef TEXT_START return ((char *) TEXT_START); #else -#ifdef GOULD - extern csrt (); - return ((char *) csrt); -#else /* not GOULD */ extern int _start (); return ((char *) _start); -#endif /* GOULD */ #endif /* TEXT_START */ } #endif /* not HAVE_TEXT_START */ |