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/* System-dependent prototypes Copyright (C) 1985, 1993, 1994 Free Software Foundation, Inc. This file is part of XEmacs. XEmacs is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. XEmacs is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with XEmacs; see the file COPYING. If not, write to the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ /* Synched up with: FSF 19.28. Split out of sysdep.c/emacs.c. */ #ifndef _XEMACS_SYSDEP_H_ #define _XEMACS_SYSDEP_H_ #include <setjmp.h> #if !defined(VMS) || !defined(LINK_CRTL_SHARE) || !defined(SHAREABLE_LIB_BUG) extern char **environ; #else extern noshare char **environ; #endif /* VMS sharable environ bug */ struct emacs_tty; extern int emacs_get_tty (int fd, struct emacs_tty *settings); extern int emacs_set_tty (int fd, struct emacs_tty *settings, int waitp); extern void stuff_char (struct device *d, int c); extern void init_baud_rate (struct device *d); extern void set_exclusive_use (int fd); extern void set_descriptor_non_blocking (int fd); extern void wait_without_blocking (void); /* Wait for subprocess with process id `pid' to terminate and make sure it will get eliminated (not remain forever as a zombie) */ extern void wait_for_termination (int pid); /* flush any pending output * (may flush input as well; it does not matter the way we use it) */ extern void flush_pending_output (int channel); extern void child_setup_tty (int out); /* Suspend the Emacs process; give terminal to its superior. */ extern void sys_suspend (void); extern void request_sigio (void); extern void unrequest_sigio (void); extern void stop_interrupts (void); extern void start_interrupts (void); extern void slow_down_interrupts (void); extern void speed_up_interrupts (void); /* Used so that signals can break out of system calls that aren't naturally interruptible. */ jmp_buf break_system_call_jump; int can_break_system_calls; extern int sys_write_1 (int fildes, CONST void *buf, unsigned int nbyte, int allow_quit); extern int sys_read_1 (int fildes, void *buf, unsigned int nbyte, int allow_quit); /* Call these functions if you want to change some terminal parameter -- reset the device, change the parameter, and init it again. */ extern void init_one_device (struct device *d); extern void reset_one_device (struct device *d); /* Prepare all terminals for exiting Emacs; move the cursor to the bottom of the frame, turn off special modes, etc. Called at exit. This calls reset_one_device() on all devices and does some other stuff (e.g. fix the foreground pgroup). */ extern void reset_all_devices (void); /* Call these functions if you are going to temporarily exit back to the shell (e.g. when suspending). This calls reset_one_device() on the initial device and does some other stuff (e.g. fix the foreground pgroup). */ extern void reset_initial_device (void); extern void reinit_initial_device (void); /* We muck around with our process group. This function needs to be called at startup. The rest of the mucking is done as part of the functions reset_all_devices(), reset_initial_device(), and reinit_initial_device(). */ extern void init_process_group (void); extern void munge_tty_process_group (void); extern void unmunge_tty_process_group (void); extern void disconnect_controlling_terminal (void); /* Return nonzero if safe to use tabs in output. At the time this is called, init_sys_modes has not been done yet. */ extern int tabs_safe_p (struct device *d); /* Get terminal size from system. If zero or a negative number is stored, the value is not valid. */ extern void get_tty_device_size (struct device *d, int *widthp, int *heightp); /* Set the logical window size associated with descriptor FD */ extern int set_window_size (int fd, int height, int width); /* Set up the proper status flags for use of a pty. */ extern void setup_pty (int fd); /* Return the address of the start of the text segment prior to unexec. */ extern char *start_of_text (void); /* Return the address of the start of the data segment prior to unexec. */ extern void *start_of_data (void); /* Return the address of the end of the text segment prior to unexec. */ extern char *end_of_text (void); /* Return the address of the end of the data segment prior to unexec. */ extern char *end_of_data (void); /* Get_system_name returns as its value a string for system-name to return. */ extern void init_system_name (void); #ifndef HAVE_GETWD extern char *getwd (char *pathname); #endif #ifndef HAVE_RENAME extern int rename (CONST char *from, CONST char *to); #endif #ifndef HAVE_DUP2 extern int dup2 (int oldd, int newd); #endif #ifdef VMS extern void init_vms_input (void); extern void stop_vms_input (void); extern int vms_truncate (char *fn); extern int vlimit (void); /* BTW, name conflicts with unix syscall */ extern int define_logical_name (char *varname, char *string) extern int delete_logical_name (char *varname); extern int rename_sans_version (char *from, char *to); extern char *vmserrstr (int status); extern char *sys_translate_vms (char *vfile); extern char *sys_translate_unix (char *ufile); extern int creat_copy_attrs (char *old, char *new); extern int link (char *file, char *new); #endif /* VMS */ #ifndef HAVE_STRERROR /* X11R6 defines strerror as a macro */ # ifdef strerror # undef strerror # endif extern CONST char *strerror (int); #endif #ifndef HAVE_H_ERRNO extern int h_errno; #endif #endif /* _XEMACS_SYSDEP_H_ */
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.