/* Fully extensible Emacs, running on Unix, intended for GNU.
- Copyright (C) 1985,86,87,93,94,95,97,1998 Free Software Foundation, Inc.
+ Copyright (C) 1985,86,87,93,94,95,97,98,1999,2001,2002
+ Free Software Foundation, Inc.
This file is part of GNU Emacs.
Boston, MA 02111-1307, USA. */
+#include <config.h>
#include <signal.h>
#include <errno.h>
-
-#include <config.h>
#include <stdio.h>
#include <sys/types.h>
#include <ssdef.h>
#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
#ifdef BSD_SYSTEM
#include <sys/ioctl.h>
#endif
#include "blockinput.h"
#include "syssignal.h"
#include "process.h"
+#include "termhooks.h"
#include "keyboard.h"
+#include "keymap.h"
+
+#ifdef HAVE_SETLOCALE
+#include <locale.h>
+#endif
#ifdef HAVE_SETRLIMIT
#include <sys/time.h>
#define O_RDWR 2
#endif
-extern void malloc_warning ();
-extern void set_time_zone_rule ();
-extern char *index ();
-extern char *strerror ();
+#ifdef HAVE_SETPGID
+#if !defined (USG) || defined (BSD_PGRPS)
+#undef setpgrp
+#define setpgrp setpgid
+#endif
+#endif
-/* Command line args from shell, as list of strings */
+extern void malloc_warning P_ ((char *));
+extern void set_time_zone_rule P_ ((char *));
+#ifdef HAVE_INDEX
+extern char *index P_ ((const char *, int));
+#endif
+
+/* Make these values available in GDB, which doesn't see macros. */
+
+EMACS_INT gdb_valbits = VALBITS;
+EMACS_INT gdb_gctypebits = GCTYPEBITS;
+EMACS_INT gdb_emacs_intbits = sizeof (EMACS_INT) * BITS_PER_CHAR;
+#ifdef DATA_SEG_BITS
+EMACS_INT gdb_data_seg_bits = DATA_SEG_BITS;
+#else
+EMACS_INT gdb_data_seg_bits = 0;
+#endif
+EMACS_INT PVEC_FLAG = PSEUDOVECTOR_FLAG;
+
+/* Command line args from shell, as list of strings. */
Lisp_Object Vcommand_line_args;
/* The name under which Emacs was invoked, with any leading directory
/* Hook run by `kill-emacs' before it does really anything. */
Lisp_Object Vkill_emacs_hook;
+/* An empty lisp string. To avoid having to build any other. */
+Lisp_Object empty_string;
+
#ifdef SIGUSR1
-/* Hooks for signal USR1 and USR2 handing */
+/* Hooks for signal USR1 and USR2 handling. */
Lisp_Object Vsignal_USR1_hook;
#ifdef SIGUSR2
Lisp_Object Vsignal_USR2_hook;
-#endif
+#endif
#endif
/* Search path separator. */
extern void *malloc_get_state ();
/* From glibc, a routine that overwrites the malloc internal state. */
extern void malloc_set_state ();
+/* Non-zero if the MALLOC_CHECK_ enviroment variable was set while
+ dumping. Used to work around a bug in glibc's malloc. */
+int malloc_using_checking;
#endif
/* Variable whose value is symbol giving operating system type. */
Lisp_Object Qfile_name_handler_alist;
+/* Current and previous system locales for messages and time. */
+Lisp_Object Vsystem_messages_locale;
+Lisp_Object Vprevious_system_messages_locale;
+Lisp_Object Vsystem_time_locale;
+Lisp_Object Vprevious_system_time_locale;
+
/* If non-zero, emacs should not attempt to use an window-specific code,
- but instead should use the virtual terminal under which it was started */
+ but instead should use the virtual terminal under which it was started. */
int inhibit_window_system;
/* If nonzero, set Emacs to run at this priority. This is also used
in child_setup and sys_suspend to make sure subshells run at normal
- priority; Those functions have their own extern declaration. */
-int emacs_priority;
+ priority; those functions have their own extern declaration. */
+EMACS_INT emacs_priority;
-/* If non-zero a filter or a sentinel is running. Tested to save the match
- data on the first attempt to change it inside asynchronous code. */
+/* If non-zero, a filter or a sentinel is running. Tested to save the match
+ data on the first attempt to change it inside asynchronous code. */
int running_asynch_code;
#ifdef BSD_PGRPS
#endif
#ifdef HAVE_X_WINDOWS
-/* If non-zero, -d was specified, meaning we're using some window system. */
+/* If non-zero, -d was specified, meaning we're using some window system. */
int display_arg;
#endif
static void sort_args ();
void syms_of_emacs ();
+
+#define USAGE1 "\
+Usage: %s [OPTION-OR-FILENAME]...\n\
+\n\
+Run Emacs, the extensible, customizable, self-documenting real-time\n\
+display editor. The recommended way to start Emacs for normal editing\n\
+is with no options at all.\n\
+\n\
+Run M-x info RET m emacs RET m command arguments RET inside Emacs to\n\
+read the main documentation for these command-line arguments.\n\
+\n\
+Initialization options:\n\
+\n\
+--batch do not do interactive display; implies -q\n\
+--debug-init enable Emacs Lisp debugger during init file\n\
+--help display this help message and exit\n\
+--multibyte, --no-unibyte run Emacs in multibyte mode\n\
+--no-init-file, -q load neither ~/.emacs nor default.el\n\
+--no-shared-memory, -nl do not use shared memory\n\
+--no-site-file do not load site-start.el\n\
+--no-window-system, -nw don't communicate with X, ignoring $DISPLAY\n\
+--terminal, -t DEVICE use DEVICE for terminal I/O\n\
+--unibyte, --no-multibyte run Emacs in unibyte mode\n\
+--user, -u USER load ~USER/.emacs instead of your own\n\
+--version display version information and exit\n\
+\n\
+Action options:\n\
+\n\
+FILE visit FILE using find-file\n\
++LINE FILE visit FILE using find-file, then go to line LINE\n\
++LINE:COLUMN FILE visit FILE using find-file, then go to line LINE,\n\
+ column COLUMN\n\
+--directory, -L DIR add DIR to variable load-path\n\
+--eval EXPR evaluate Emacs Lisp expression EXPR\n\
+--execute EXPR evaluate Emacs Lisp expression EXPR\n\
+--find-file FILE visit FILE\n\
+--funcall, -f FUNC call Emacs function FUNC with no arguments\n\
+--insert FILE insert contents of FILE into current buffer\n\
+--kill exit without asking for confirmation\n\
+--load, -l FILE load FILE of Emacs Lisp code using the load function\n\
+--visit FILE visit FILE\n\
+\n"
+
+#define USAGE2 "\
+Display options:\n\
+\n\
+--background-color, -bg COLOR window background color\n\
+--border-color, -bd COLOR main border color\n\
+--border-width, -bw WIDTH width of main border\n\
+--color=MODE color mode for character terminals;\n\
+ MODE defaults to `auto', and can also\n\
+ be `never', `auto', `always',\n\
+ or a mode name like `ansi8'\n\
+--cursor-color, -cr COLOR color of the Emacs cursor indicating point\n\
+--display, -d DISPLAY use X server DISPLAY\n\
+--font, -fn FONT default font; must be fixed-width\n\
+--foreground-color, -fg COLOR window foreground color\n\
+--fullscreen, -fs make first frame fullscreen\n\
+--fullwidth, -fw make the first frame wide as the screen\n\
+--fullheight, -fh make the first frame high as the screen\n\
+--geometry, -g GEOMETRY window geometry\n\
+--iconic start Emacs in iconified state\n\
+--icon-type, -i use picture of gnu for Emacs icon\n\
+--internal-border, -ib WIDTH width between text and main border\n\
+--line-spacing, -lsp PIXELS additional space to put between lines\n\
+--mouse-color, -ms COLOR mouse cursor color in Emacs window\n\
+--name NAME title of main Emacs window\n\
+--reverse-video, -r, -rv switch foreground and background\n\
+--title, -T, -wn TITLE title for Emacs windows\n\
+--vertical-scroll-bars, -vb enable vertical scroll bars\n\
+--xrm XRESOURCES set additional X resources\n\
+\n\
+You can generally also specify long option names with a single -; for\n\
+example, -batch as well as --batch. You can use any unambiguous\n\
+abbreviation for a --option.\n\
+\n\
+Various environment variables and window system resources also affect\n\
+Emacs' operation. See the main documentation.\n\
+\n"
+
+#define USAGE3 "\
+Report bugs to %s. First, please see the Bugs\n\
+section of the Emacs manual or the file BUGS.\n"
+
\f
-/* Signal code for the fatal signal that was received */
+/* Signal code for the fatal signal that was received. */
int fatal_error_code;
-/* Nonzero if handling a fatal error already */
+/* Nonzero if handling a fatal error already. */
int fatal_error_in_progress;
+/* If non-null, call this function from fatal_error_signal before
+ committing suicide. */
+
+void (*fatal_error_signal_hook) P_ ((void));
+
+
#ifdef SIGUSR1
-int SIGUSR1_in_progress=0;
SIGTYPE
handle_USR1_signal (sig)
int sig;
{
- if (! SIGUSR1_in_progress)
- {
- SIGUSR1_in_progress = 1;
-
- if (!NILP (Vrun_hooks) && !noninteractive)
- call1 (Vrun_hooks, intern ("signal-USR1-hook"));
-
- SIGUSR1_in_progress = 0;
- }
+ struct input_event buf;
+
+ bzero (&buf, sizeof buf);
+ buf.kind = USER_SIGNAL_EVENT;
+ buf.frame_or_window = selected_frame;
+
+ kbd_buffer_store_event (&buf);
}
+#endif /* SIGUSR1 */
#ifdef SIGUSR2
-int SIGUSR2_in_progress=0;
SIGTYPE
handle_USR2_signal (sig)
int sig;
{
- if (! SIGUSR2_in_progress)
- {
- SIGUSR2_in_progress = 1;
-
- if (!NILP (Vrun_hooks) && !noninteractive)
- call1 (Vrun_hooks, intern ("signal-USR2-hook"));
-
- SIGUSR2_in_progress = 0;
- }
+ struct input_event buf;
+
+ bzero (&buf, sizeof buf);
+ buf.kind = USER_SIGNAL_EVENT;
+ buf.code = 1;
+ buf.frame_or_window = selected_frame;
+
+ kbd_buffer_store_event (&buf);
}
-#endif
-#endif
+#endif /* SIGUSR2 */
-/* Handle bus errors, illegal instruction, etc. */
+/* Handle bus errors, invalid instruction, etc. */
SIGTYPE
fatal_error_signal (sig)
int sig;
#ifndef MSDOS
sigunblock (sigmask (fatal_error_code));
#endif
+
+ if (fatal_error_signal_hook)
+ fatal_error_signal_hook ();
+
kill (getpid (), fatal_error_code);
#endif /* not VMS */
}
/* We define abort, rather than using it from the library,
so that GDB can return from a breakpoint here.
- MSDOS has its own definition on msdos.c */
+ MSDOS has its own definition in msdos.c. */
#if ! defined (DOS_NT) && ! defined (NO_ABORT)
-void
+
+#ifndef ABORT_RETURN_TYPE
+#define ABORT_RETURN_TYPE void
+#endif
+
+ABORT_RETURN_TYPE
abort ()
{
kill (getpid (), SIGABRT);
#endif
\f
-/* Code for dealing with Lisp access to the Unix command line */
+/* Code for dealing with Lisp access to the Unix command line. */
static void
init_cmdargs (argc, argv, skip_args)
{
Lisp_Object found;
int yes = openp (Vexec_path, Vinvocation_name,
- EXEC_SUFFIXES, &found, 1);
+ Vexec_suffixes, &found, 1);
if (yes == 1)
{
/* Add /: to the front of the name
}
DEFUN ("invocation-name", Finvocation_name, Sinvocation_name, 0, 0, 0,
- "Return the program name that was used to run Emacs.\n\
-Any directory names are omitted.")
- ()
+ doc: /* Return the program name that was used to run Emacs.
+Any directory names are omitted. */)
+ ()
{
return Fcopy_sequence (Vinvocation_name);
}
DEFUN ("invocation-directory", Finvocation_directory, Sinvocation_directory,
- 0, 0, 0,
- "Return the directory name in which the Emacs executable was located")
- ()
+ 0, 0, 0,
+ doc: /* Return the directory name in which the Emacs executable was located. */)
+ ()
{
return Fcopy_sequence (Vinvocation_directory);
}
void __do_global_dtors ()
{}
/* Linux has a bug in its library; avoid an error. */
-#ifndef LINUX
+#ifndef GNU_LINUX
char * __CTOR_LIST__[2] = { (char *) (-1), 0 };
#endif
char * __DTOR_LIST__[2] = { (char *) (-1), 0 };
char **valptr;
int *skipptr;
{
- char *p;
+ char *p = NULL;
int arglen;
char *arg;
}
}
+#ifdef DOUG_LEA_MALLOC
+
+/* malloc can be invoked even before main (e.g. by the dynamic
+ linker), so the dumped malloc state must be restored as early as
+ possible using this special hook. */
+
+static void
+malloc_initialize_hook ()
+{
+#ifndef USE_CRT_DLL
+ extern char **environ;
+#endif
+
+ if (initialized)
+ {
+ if (!malloc_using_checking)
+ /* Work around a bug in glibc's malloc. MALLOC_CHECK_ must be
+ ignored if the heap to be restored was constructed without
+ malloc checking. Can't use unsetenv, since that calls malloc. */
+ {
+ char **p;
+
+ for (p = environ; p && *p; p++)
+ if (strncmp (*p, "MALLOC_CHECK_=", 14) == 0)
+ {
+ do
+ *p = p[1];
+ while (*++p);
+ break;
+ }
+ }
+
+ malloc_set_state (malloc_state_ptr);
+ free (malloc_state_ptr);
+ }
+ else
+ malloc_using_checking = getenv ("MALLOC_CHECK_") != NULL;
+}
+
+void (*__malloc_initialize_hook) () = malloc_initialize_hook;
+
+#endif /* DOUG_LEA_MALLOC */
+
+
+#define REPORT_EMACS_BUG_ADDRESS "bug-gnu-emacs@gnu.org"
+#define REPORT_EMACS_BUG_PRETEST_ADDRESS "emacs-pretest-bug@gnu.org"
+
+/* This function is used to determine an address to which bug report should
+ be sent. */
+
+char *
+bug_reporting_address ()
+{
+ int count = 0;
+ Lisp_Object temp;
+ char *string;
+
+ temp = Fsymbol_value (intern ("emacs-version"));
+
+ /* When `emacs-version' is invalid, use normal address. */
+ if (!STRINGP(temp))
+ return REPORT_EMACS_BUG_ADDRESS;
+
+ string = XSTRING (temp)->data;
+
+ /* Count dots in `emacs-version'. */
+ while (*string)
+ {
+ if (*string == '.')
+ count++;
+ string++;
+ }
+
+ /* When `emacs-version' has at least three dots, it is development or
+ pretest version of Emacs. */
+ return count >= 3 ? REPORT_EMACS_BUG_PRETEST_ADDRESS : REPORT_EMACS_BUG_ADDRESS;
+}
+
+
/* ARGSUSED */
int
main (argc, argv, envp)
char **argv;
char **envp;
{
+#if GC_MARK_STACK
+ Lisp_Object dummy;
+#endif
char stack_bottom_variable;
+ int do_initial_setlocale;
int skip_args = 0;
+#ifndef USE_CRT_DLL
extern int errno;
- extern int sys_nerr;
+#endif
#ifdef HAVE_SETRLIMIT
struct rlimit rlim;
#endif
+ int no_loadup = 0;
-#ifdef LINUX_SBRK_BUG
- __sbrk (1);
+#if GC_MARK_STACK
+ extern Lisp_Object *stack_base;
+ stack_base = &dummy;
#endif
-#ifdef DOUG_LEA_MALLOC
- if (initialized)
- {
- extern void r_alloc_reinit ();
- malloc_set_state (malloc_state_ptr);
- free (malloc_state_ptr);
- r_alloc_reinit ();
- }
+#ifdef LINUX_SBRK_BUG
+ __sbrk (1);
#endif
#ifdef RUN_TIME_REMAP
run_time_remap (argv[0]);
#endif
+#ifdef MAC_OSX
+ if (!initialized)
+ unexec_init_emacs_zone ();
+#endif
+
sort_args (argc, argv);
+ argc = 0;
+ while (argv[argc]) argc++;
- if (argmatch (argv, argc, "-version", "--version", 3, NULL, &skip_args))
+ if (argmatch (argv, argc, "-version", "--version", 3, NULL, &skip_args)
+ /* We don't know the version number unless this is a dumped Emacs.
+ So ignore --version otherwise. */
+ && initialized)
{
Lisp_Object tem;
tem = Fsymbol_value (intern ("emacs-version"));
else
{
printf ("GNU Emacs %s\n", XSTRING (tem)->data);
- printf ("Copyright (C) 1997 Free Software Foundation, Inc.\n");
+ printf ("Copyright (C) 2002 Free Software Foundation, Inc.\n");
printf ("GNU Emacs comes with ABSOLUTELY NO WARRANTY.\n");
printf ("You may redistribute copies of Emacs\n");
printf ("under the terms of the GNU General Public License.\n");
printf ("For more information about these matters, ");
- printf ("see the files named COPYING.\n");
+ printf ("see the file named COPYING.\n");
exit (0);
}
}
}
#endif /* NeXT */
+#ifdef MAC_OSX
+ /* Skip process serial number passed in the form -psn_x_y as
+ command-line argument. */
+ if (argc > skip_args + 1 && strncmp (argv[skip_args+1], "-psn_", 5) == 0)
+ skip_args++;
+#endif /* MAC_OSX */
+
#ifdef VMS
- /* If -map specified, map the data file in */
+ /* If -map specified, map the data file in. */
{
char *file;
if (argmatch (argv, argc, "-map", "--map-data", 3, &mapin_file, &skip_args))
#ifdef LINK_CRTL_SHARE
#ifdef SHARABLE_LIB_BUG
- /* Bletcherous shared libraries! */
+ /* Bletcherous shared libraries! */
if (!stdin)
stdin = fdopen (0, "r");
if (!stdout)
clearerr (stdin);
#ifndef SYSTEM_MALLOC
- if (! initialized)
- {
- /* Arrange to get warning messages as memory fills up. */
- memory_warnings (0, malloc_warning);
+ /* Arrange to get warning messages as memory fills up. */
+ memory_warnings (0, malloc_warning);
- /* Arrange to disable interrupt input while malloc and friends are
- running. */
- uninterrupt_malloc ();
- }
+ /* Call malloc at least once, to run the initial __malloc_hook.
+ Also call realloc and free for consistency. */
+ free (realloc (malloc (4), 4));
+
+ /* Arrange to disable interrupt input inside malloc etc. */
+ uninterrupt_malloc ();
#endif /* not SYSTEM_MALLOC */
#ifdef MSDOS
setuid (getuid ());
#endif /* SET_EMACS_PRIORITY */
+ /* Skip initial setlocale if LC_ALL is "C", as it's not needed in that case.
+ The build procedure uses this while dumping, to ensure that the
+ dumped Emacs does not have its system locale tables initialized,
+ as that might cause screwups when the dumped Emacs starts up. */
+ {
+ char *lc_all = getenv ("LC_ALL");
+ do_initial_setlocale = ! lc_all || strcmp (lc_all, "C");
+ }
+
+ /* Set locale now, so that initial error messages are localized properly.
+ fixup_locale must wait until later, since it builds strings. */
+ if (do_initial_setlocale)
+ setlocale (LC_ALL, "");
+
#ifdef EXTRA_INITIALIZE
EXTRA_INITIALIZE;
#endif
inhibit_window_system = 0;
- /* Handle the -t switch, which specifies filename to use as terminal */
- {
- char *term;
- if (argmatch (argv, argc, "-t", "--terminal", 4, &term, &skip_args))
- {
- int result;
- close (0);
- close (1);
- result = open (term, O_RDWR, 2 );
- if (result < 0)
- {
- char *errstring = strerror (errno);
- fprintf (stderr, "emacs: %s: %s\n", term, errstring);
- exit (1);
- }
- dup (0);
- if (! isatty (0))
- {
- fprintf (stderr, "emacs: %s: not a tty\n", term);
- exit (1);
- }
- fprintf (stderr, "Using %s\n", term);
+ /* Handle the -t switch, which specifies filename to use as terminal. */
+ while (1)
+ {
+ char *term;
+ if (argmatch (argv, argc, "-t", "--terminal", 4, &term, &skip_args))
+ {
+ int result;
+ emacs_close (0);
+ emacs_close (1);
+ result = emacs_open (term, O_RDWR, 0);
+ if (result < 0)
+ {
+ char *errstring = strerror (errno);
+ fprintf (stderr, "%s: %s: %s\n", argv[0], term, errstring);
+ exit (1);
+ }
+ dup (0);
+ if (! isatty (0))
+ {
+ fprintf (stderr, "%s: %s: not a tty\n", argv[0], term);
+ exit (1);
+ }
+ fprintf (stderr, "Using %s\n", term);
#ifdef HAVE_WINDOW_SYSTEM
- inhibit_window_system = 1; /* -t => -nw */
+ inhibit_window_system = 1; /* -t => -nw */
#endif
- }
- }
- if (argmatch (argv, argc, "-nw", "--no-windows", 6, NULL, &skip_args))
+ }
+ else
+ break;
+ }
+
+ /* Command line option --no-windows is deprecated and thus not mentioned
+ in the manual and usage informations. */
+ if (argmatch (argv, argc, "-nw", "--no-window-system", 6, NULL, &skip_args)
+ || argmatch (argv, argc, "-nw", "--no-windows", 6, NULL, &skip_args))
inhibit_window_system = 1;
/* Handle the -batch switch, which means don't do interactive display. */
if (argmatch (argv, argc, "-batch", "--batch", 5, NULL, &skip_args))
noninteractive = 1;
- /* Handle the --help option, which gives a usage message.. */
+ /* Handle the --help option, which gives a usage message. */
if (argmatch (argv, argc, "-help", "--help", 3, NULL, &skip_args))
{
- printf ("\
-Usage: %s [-t term] [--terminal term] [-nw] [--no-windows] [--batch]\n\
- [-q] [--no-init-file] [-u user] [--user user] [--debug-init]\n\
- [--unibyte] [--multibyte] [--version] [--no-site-file]\n\
- [-f func] [--funcall func] [-l file] [--load file] [--insert file]\n\
- [+linenum] file-to-visit [--kill]\n\
-Report bugs to bug-gnu-emacs@gnu.org. First, please see\n\
-the Bugs section of the Emacs manual or the file BUGS.\n", argv[0]);
+ printf (USAGE1, argv[0]);
+ printf (USAGE2);
+ printf (USAGE3, bug_reporting_address ());
exit (0);
}
-#ifdef HAVE_X_WINDOWS
- /* Stupid kludge to catch command-line display spec. We can't
- handle this argument entirely in window system dependent code
- because we don't even know which window system dependent code
- to run until we've recognized this argument. */
- {
- char *displayname = 0;
- int i;
- int count_before = skip_args;
-
- if (argmatch (argv, argc, "-d", "--display", 3, &displayname, &skip_args))
- display_arg = 1;
- else if (argmatch (argv, argc, "-display", 0, 3, &displayname, &skip_args))
- display_arg = 1;
-
- /* If we have the form --display=NAME,
- convert it into -d name.
- This requires inserting a new element into argv. */
- if (displayname != 0 && skip_args - count_before == 1)
- {
- char **new = (char **) xmalloc (sizeof (char *) * (argc + 2));
- int j;
-
- for (j = 0; j < count_before + 1; j++)
- new[j] = argv[j];
- new[count_before + 1] = "-d";
- new[count_before + 2] = displayname;
- for (j = count_before + 2; j <argc; j++)
- new[j + 1] = argv[j];
- argv = new;
- argc++;
- }
- /* Change --display to -d, when its arg is separate. */
- else if (displayname != 0 && skip_args > count_before
- && argv[count_before + 1][1] == '-')
- argv[count_before + 1] = "-d";
-
- /* Don't actually discard this arg. */
- skip_args = count_before;
- }
-#endif
-
if (! noninteractive)
{
#ifdef BSD_PGRPS
#endif
}
-#ifdef POSIX_SIGNALS
init_signals ();
-#endif
/* Don't catch SIGHUP if dumping. */
if (1
noninteractive1 = noninteractive;
-/* Perform basic initializations (not merely interning symbols) */
+/* Perform basic initializations (not merely interning symbols). */
if (!initialized)
{
init_coding_once ();
init_syntax_once (); /* Create standard syntax table. */
init_category_once (); /* Create standard category table. */
- /* Must be done before init_buffer */
+ /* Must be done before init_buffer. */
init_casetab_once ();
- init_buffer_once (); /* Create buffer table and some buffers */
- init_minibuf_once (); /* Create list of minibuffers */
- /* Must precede init_window_once */
- init_window_once (); /* Init the window system */
+ init_buffer_once (); /* Create buffer table and some buffers. */
+ init_minibuf_once (); /* Create list of minibuffers. */
+ /* Must precede init_window_once. */
+
+ /* Call syms_of_xfaces before init_window_once because that
+ function creates Vterminal_frame. Termcap frames now use
+ faces, and the face implementation uses some symbols as
+ face names. */
+ syms_of_xfaces ();
+ /* Call syms_of_keyboard before init_window_once because
+ keyboard sets up symbols that include some face names that
+ the X support will want to use. This can happen when
+ CANNOT_DUMP is defined. */
+ syms_of_keyboard ();
+
+#ifdef MAC_OS8
+ /* init_window_once calls make_terminal_frame which on Mac OS
+ creates a full-fledge output_mac type frame. This does not
+ work correctly before syms_of_textprop, syms_of_macfns,
+ syms_of_ccl, syms_of_fontset, syms_of_xterm, syms_of_search,
+ syms_of_frame, mac_initialize, and init_keyboard have already
+ been called. */
+ syms_of_textprop ();
+ syms_of_macfns ();
+ syms_of_ccl ();
+ syms_of_fontset ();
+ syms_of_macterm ();
+ syms_of_macmenu ();
+ syms_of_data ();
+ syms_of_search ();
+ syms_of_frame ();
+
+ mac_initialize ();
+ init_keyboard ();
+#endif
+
+ init_window_once (); /* Init the window system. */
+ init_fileio_once (); /* Must precede any path manipulation. */
}
init_alloc ();
+
+ if (do_initial_setlocale)
+ {
+ fixup_locale ();
+ Vsystem_messages_locale = Vprevious_system_messages_locale;
+ Vsystem_time_locale = Vprevious_system_time_locale;
+ }
+
init_eval ();
init_data ();
+#ifdef CLASH_DETECTION
+ init_filelock ();
+#endif
+ init_atimer ();
running_asynch_code = 0;
/* Handle --unibyte and the EMACS_UNIBYTE envvar,
but not while dumping. */
- if (
-#ifndef CANNOT_DUMP
- ! noninteractive || initialized
-#else
- 1
-#endif
- )
+ if (1)
{
int inhibit_unibyte = 0;
/* --multibyte overrides EMACS_UNIBYTE. */
if (argmatch (argv, argc, "-no-unibyte", "--no-unibyte", 4, NULL, &skip_args)
- || argmatch (argv, argc, "-multibyte", "--multibyte", 4, NULL, &skip_args))
+ || argmatch (argv, argc, "-multibyte", "--multibyte", 4, NULL, &skip_args)
+ /* Ignore EMACS_UNIBYTE before dumping. */
+ || (!initialized && noninteractive))
inhibit_unibyte = 1;
/* --unibyte requests that we set up to do everything with single-byte
buffers and strings. We need to handle this before calling
init_lread, init_editfns and other places that generate Lisp strings
from text in the environment. */
+ /* Actually this shouldn't be needed as of 20.4 in a generally
+ unibyte environment. As handa says, environment values
+ aren't now decoded; also existing buffers are now made
+ unibyte during startup if .emacs sets unibyte. Tested with
+ 8-bit data in environment variables and /etc/passwd, setting
+ unibyte and Latin-1 in .emacs. -- Dave Love */
if (argmatch (argv, argc, "-unibyte", "--unibyte", 4, NULL, &skip_args)
|| argmatch (argv, argc, "-no-multibyte", "--no-multibyte", 4, NULL, &skip_args)
|| (getenv ("EMACS_UNIBYTE") && !inhibit_unibyte))
}
for (tail = Vbuffer_alist; CONSP (tail);
- tail = XCONS (tail)->cdr)
+ tail = XCDR (tail))
{
Lisp_Object buffer;
- buffer = Fcdr (XCONS (tail)->car);
+ buffer = Fcdr (XCAR (tail));
/* Verify that all buffers are empty now, as they
ought to be. */
if (BUF_Z (XBUFFER (buffer)) > BUF_BEG (XBUFFER (buffer)))
}
}
+ no_loadup
+ = argmatch (argv, argc, "-nl", "--no-loadup", 6, NULL, &skip_args);
+
+
+#ifdef HAVE_X_WINDOWS
+ /* Stupid kludge to catch command-line display spec. We can't
+ handle this argument entirely in window system dependent code
+ because we don't even know which window system dependent code
+ to run until we've recognized this argument. */
+ {
+ char *displayname = 0;
+ int count_before = skip_args;
+
+ /* Skip any number of -d options, but only use the last one. */
+ while (1)
+ {
+ int count_before_this = skip_args;
+
+ if (argmatch (argv, argc, "-d", "--display", 3, &displayname, &skip_args))
+ display_arg = 1;
+ else if (argmatch (argv, argc, "-display", 0, 3, &displayname, &skip_args))
+ display_arg = 1;
+ else
+ break;
+
+ count_before = count_before_this;
+ }
+
+ /* If we have the form --display=NAME,
+ convert it into -d name.
+ This requires inserting a new element into argv. */
+ if (displayname != 0 && skip_args - count_before == 1)
+ {
+ char **new = (char **) xmalloc (sizeof (char *) * (argc + 2));
+ int j;
+
+ for (j = 0; j < count_before + 1; j++)
+ new[j] = argv[j];
+ new[count_before + 1] = "-d";
+ new[count_before + 2] = displayname;
+ for (j = count_before + 2; j <argc; j++)
+ new[j + 1] = argv[j];
+ argv = new;
+ argc++;
+ }
+ /* Change --display to -d, when its arg is separate. */
+ else if (displayname != 0 && skip_args > count_before
+ && argv[count_before + 1][1] == '-')
+ argv[count_before + 1] = "-d";
+
+ /* Don't actually discard this arg. */
+ skip_args = count_before;
+ }
+#endif
+
+ /* argmatch must not be used after here,
+ except when bulding temacs
+ because the -d argument has not been skipped in skip_args. */
+
#ifdef MSDOS
/* Call early 'cause init_environment needs it. */
init_dosfns ();
#ifdef WINDOWSNT
/* Initialize environment from registry settings. */
- init_environment ();
- init_ntproc (); /* must precede init_editfns */
+ init_environment (argv);
+ init_ntproc (); /* must precede init_editfns. */
#endif
/* egetenv is a pretty low-level facility, which may get called in
/* AIX crashes are reported in system versions 3.2.3 and 3.2.4
if this is not done. Do it after set_process_environment so that we
don't pollute Vprocess_environment. */
-#ifdef AIX
+ /* Setting LANG here will defeat the startup locale processing... */
+#ifdef AIX3_2
putenv ("LANG=C");
#endif
- init_buffer (); /* Init default directory of main buffer */
+ init_buffer (); /* Init default directory of main buffer. */
init_callproc_1 (); /* Must precede init_cmdargs and init_sys_modes. */
init_cmdargs (argc, argv, skip_args); /* Must precede init_lread. */
if (initialized)
{
- /* Erase any pre-dump messages in the message log, to avoid confusion */
+ /* Erase any pre-dump messages in the message log, to avoid confusion. */
Lisp_Object old_log_max;
old_log_max = Vmessage_log_max;
XSETFASTINT (Vmessage_log_max, 0);
if (!initialized)
{
- /* The basic levels of Lisp must come first */
+ /* The basic levels of Lisp must come first. */
/* And data must come first of all
- for the sake of symbols like error-message */
+ for the sake of symbols like error-message. */
+#ifndef MAC_OS8
+ /* Called before init_window_once for Mac OS Classic. */
syms_of_data ();
+#endif
syms_of_alloc ();
syms_of_lread ();
syms_of_print ();
syms_of_casetab ();
syms_of_callproc ();
syms_of_category ();
+#ifndef MAC_OS8
+ /* Called before init_window_once for Mac OS Classic. */
syms_of_ccl ();
+#endif
syms_of_charset ();
syms_of_cmds ();
#ifndef NO_DIR_LIBRARY
#endif /* CLASH_DETECTION */
syms_of_indent ();
syms_of_insdel ();
- syms_of_keyboard ();
syms_of_keymap ();
syms_of_macros ();
syms_of_marker ();
syms_of_minibuf ();
- syms_of_mocklisp ();
syms_of_process ();
+#ifndef MAC_OS8
+ /* Called before init_window_once for Mac OS Classic. */
syms_of_search ();
syms_of_frame ();
+#endif
syms_of_syntax ();
syms_of_term ();
syms_of_undo ();
-
- /* Only defined if Emacs is compiled with USE_TEXT_PROPERTIES */
+#ifdef HAVE_SOUND
+ syms_of_sound ();
+#endif
+#ifndef MAC_OS8
+ /* Called before init_window_once for Mac OS Classic. */
syms_of_textprop ();
+#endif
+ syms_of_composite ();
#ifdef VMS
syms_of_vmsproc ();
#endif /* VMS */
syms_of_xterm ();
syms_of_xfns ();
syms_of_fontset ();
+#ifdef HAVE_X_SM
+ syms_of_xsmfns ();
+#endif
#ifdef HAVE_X11
syms_of_xselect ();
#endif
#endif /* HAVE_X_WINDOWS */
#ifndef HAVE_NTGUI
- syms_of_xfaces ();
+#ifndef MAC_OS
+ /* Called before init_window_once for Mac OS Classic. */
syms_of_xmenu ();
#endif
+#endif
#ifdef HAVE_NTGUI
syms_of_w32term ();
syms_of_w32fns ();
- syms_of_w32faces ();
syms_of_w32select ();
syms_of_w32menu ();
+ syms_of_fontset ();
#endif /* HAVE_NTGUI */
+#ifdef HAVE_CARBON
+ syms_of_macterm ();
+ syms_of_macfns ();
+ syms_of_macmenu ();
+ syms_of_fontset ();
+#endif /* HAVE_CARBON */
+
#ifdef SYMS_SYSTEM
SYMS_SYSTEM;
#endif
keys_of_buffer ();
keys_of_keyboard ();
keys_of_keymap ();
- keys_of_macros ();
keys_of_minibuf ();
keys_of_window ();
- keys_of_frame ();
}
if (!noninteractive)
{
#ifdef VMS
- init_vms_input ();/* init_display calls get_frame_size, that needs this */
+ init_vms_input ();/* init_display calls get_frame_size, that needs this. */
#endif /* VMS */
- init_display (); /* Determine terminal type. init_sys_modes uses results */
+ init_display (); /* Determine terminal type. init_sys_modes uses results. */
}
- init_keyboard (); /* This too must precede init_sys_modes */
+#ifndef MAC_OS8
+ /* Called before init_window_once for Mac OS Classic. */
+ init_keyboard (); /* This too must precede init_sys_modes. */
+#endif
#ifdef VMS
- init_vmsproc (); /* And this too. */
+ init_vmsproc (); /* And this too. */
#endif /* VMS */
- init_sys_modes (); /* Init system terminal modes (RAW or CBREAK, etc.) */
+ init_sys_modes (); /* Init system terminal modes (RAW or CBREAK, etc.). */
+#if defined (HAVE_X_WINDOWS) || defined (WINDOWSNT)
+ init_xfns ();
+#endif /* HAVE_X_WINDOWS */
+ init_fns ();
init_xdisp ();
init_macros ();
init_editfns ();
-#ifdef LISP_FLOAT_TYPE
init_floatfns ();
-#endif
#ifdef VMS
init_vmsfns ();
#endif /* VMS */
init_process ();
+#ifdef HAVE_SOUND
+ init_sound ();
+#endif
+ init_window ();
if (!initialized)
{
char *file;
- /* Handle -l loadup-and-dump, args passed by Makefile. */
+ /* Handle -l loadup, args passed by Makefile. */
if (argmatch (argv, argc, "-l", "--load", 3, &file, &skip_args))
Vtop_level = Fcons (intern ("load"),
Fcons (build_string (file), Qnil));
-#ifdef CANNOT_DUMP
/* Unless next switch is -nl, load "loadup.el" first thing. */
- if (!argmatch (argv, argc, "-nl", "--no-loadup", 6, NULL, &skip_args))
+ if (! no_loadup)
Vtop_level = Fcons (intern ("load"),
Fcons (build_string ("loadup.el"), Qnil));
-#endif /* CANNOT_DUMP */
}
if (initialized)
#endif
}
- /* Gerd Moellmann <gerd@acm.org> says this makes profiling work on
- FreeBSD. It might work on some other systems too.
- Give it a try and tell me if it works on your system. */
-#ifdef __FreeBSD__
+ /* Set up for profiling. This is known to work on FreeBSD and
+ GNU/Linux. It might work on some other systems too. Give it a
+ try and tell us if it works on your system. To compile for
+ profiling use something like `make CFLAGS="-pg -g -O -DPROFILING=1'. */
+#if defined (__FreeBSD__) || defined (__linux)
#ifdef PROFILING
if (initialized)
{
- extern void _mcleanup ();
+ extern void _mcleanup ();
extern char etext;
- extern Lisp_Object Fredraw_frame ();
+ extern void safe_bcopy ();
+ extern void dump_opcode_frequencies ();
+
atexit (_mcleanup);
- /* This uses Fredraw_frame because that function
- comes first in the Emacs executable.
- It might be better to use something that gives
- the start of the text segment, but start_of_text
- is not defined on all systems now. */
- monstartup (Fredraw_frame, &etext);
+ /* This uses safe_bcopy because that function comes first in the
+ Emacs executable. It might be better to use something that
+ gives the start of the text segment, but start_of_text is not
+ defined on all systems now. */
+ monstartup (safe_bcopy, &etext);
}
else
moncontrol (0);
zone rather than looking it up every time. Since localtime() is
called to bolt the undumping time into the undumped emacs, this
results in localtime ignoring the TZ environment variable.
- This flushes the new TZ value into localtime. */
+ This flushes the new TZ value into localtime. */
tzset ();
#endif /* defined (LOCALTIME_CACHE) */
/* Enter editor command loop. This never returns. */
Frecursive_edit ();
/* NOTREACHED */
+ return 0;
}
\f
/* Sort the args so we can find the most important ones
struct standard_args standard_args[] =
{
- { "-version", "--version", 110, 0 },
- { "-help", "--help", 110, 0 },
- { "-nl", "--no-shared-memory", 100, 0 },
+ { "-version", "--version", 150, 0 },
+#ifdef HAVE_SHM
+ { "-nl", "--no-shared-memory", 140, 0 },
+#endif
#ifdef VMS
- { "-map", "--map-data", 100, 0 },
-#endif
- { "-t", "--terminal", 90, 1 },
- { "-d", "--display", 80, 1 },
- { "-display", 0, 80, 1 },
- { "-nw", "--no-windows", 70, 0 },
- { "-no-unibyte", "--no-unibyte", 66, 0 },
- { "-multibyte", "--multibyte", 66, 0 },
- { "-unibyte", "--unibyte", 65, 0 },
- { "-no-multibyte", "--no-multibyte", 65, 0 },
- { "-batch", "--batch", 60, 0 },
+ { "-map", "--map-data", 130, 0 },
+#endif
+ { "-t", "--terminal", 120, 1 },
+ { "-nw", "--no-window-system", 110, 0 },
+ { "-nw", "--no-windows", 110, 0 },
+ { "-batch", "--batch", 100, 0 },
+ { "-help", "--help", 90, 0 },
+ { "-no-unibyte", "--no-unibyte", 83, 0 },
+ { "-multibyte", "--multibyte", 82, 0 },
+ { "-unibyte", "--unibyte", 81, 0 },
+ { "-no-multibyte", "--no-multibyte", 80, 0 },
+ { "-nl", "--no-loadup", 70, 0 },
+ /* -d must come last before the options handled in startup.el. */
+ { "-d", "--display", 60, 1 },
+ { "-display", 0, 60, 1 },
+ /* Now for the options handled in startup.el. */
{ "-q", "--no-init-file", 50, 0 },
{ "-no-init-file", 0, 50, 0 },
{ "-no-site-file", "--no-site-file", 40, 0 },
{ "-cr", "--cursor-color", 10, 1 },
{ "-fn", "--font", 10, 1 },
{ "-font", 0, 10, 1 },
+ { "-fs", "--fullscreen", 10, 0 },
+ { "-fw", "--fullwidth", 10, 0 },
+ { "-fh", "--fullheight", 10, 0 },
{ "-g", "--geometry", 10, 1 },
{ "-geometry", 0, 10, 1 },
{ "-T", "--title", 10, 1 },
{ "-reverse", 0, 5, 0 },
{ "-hb", "--horizontal-scroll-bars", 5, 0 },
{ "-vb", "--vertical-scroll-bars", 5, 0 },
+ { "-color", "--color", 5, 0},
/* These have the same priority as ordinary file name args,
so they are not reordered with respect to those. */
{ "-L", "--directory", 0, 1 },
{ "-f", "--funcall", 0, 1 },
{ "-funcall", 0, 0, 1 },
{ "-eval", "--eval", 0, 1 },
+ { "-execute", "--execute", 0, 1 },
{ "-find-file", "--find-file", 0, 1 },
{ "-visit", "--visit", 0, 1 },
+ { "-file", "--file", 0, 1 },
{ "-insert", "--insert", 0, 1 },
/* This should be processed after ordinary file name args and the like. */
{ "-kill", "--kill", -10, 0 },
/* Reorder the elements of ARGV (assumed to have ARGC elements)
so that the highest priority ones come first.
Do not change the order of elements of equal priority.
- If an option takes an argument, keep it and its argument together. */
+ If an option takes an argument, keep it and its argument together.
+
+ If an option that takes no argument appears more
+ than once, eliminate all but one copy of it. */
static void
sort_args (argc, argv)
int *options = (int *) xmalloc (sizeof (int) * argc);
int *priority = (int *) xmalloc (sizeof (int) * argc);
int to = 1;
+ int incoming_used = 1;
int from;
int i;
- int end_of_options = argc;
/* Categorize all the options,
and figure out which argv elts are option arguments. */
/* Copy the arguments, in order of decreasing priority, to NEW. */
new[0] = argv[0];
- while (to < argc)
+ while (incoming_used < argc)
{
int best = -1;
int best_priority = -9999;
if (options[from] > 0)
from += options[from];
}
-
+
if (best < 0)
abort ();
- /* Copy the highest priority remaining option, with its args, to NEW. */
- new[to++] = argv[best];
- for (i = 0; i < options[best]; i++)
- new[to++] = argv[best + i + 1];
+ /* Copy the highest priority remaining option, with its args, to NEW.
+ Unless it is a duplicate of the previous one. */
+ if (! (options[best] == 0
+ && ! strcmp (new[to - 1], argv[best])))
+ {
+ new[to++] = argv[best];
+ for (i = 0; i < options[best]; i++)
+ new[to++] = argv[best + i + 1];
+ }
+
+ incoming_used += 1 + (options[best] > 0 ? options[best] : 0);
/* Clear out this option in ARGV. */
argv[best] = 0;
argv[best + i + 1] = 0;
}
+ /* If duplicate options were deleted, fill up extra space with null ptrs. */
+ while (to < argc)
+ new[to++] = 0;
+
bcopy (new, argv, sizeof (char *) * argc);
free (options);
}
\f
DEFUN ("kill-emacs", Fkill_emacs, Skill_emacs, 0, 1, "P",
- "Exit the Emacs job and kill it.\n\
-If ARG is an integer, return ARG as the exit program code.\n\
-If ARG is a string, stuff it as keyboard input.\n\n\
-The value of `kill-emacs-hook', if not void,\n\
-is a list of functions (of no args),\n\
-all of which are called before Emacs is actually killed.")
- (arg)
+ doc: /* Exit the Emacs job and kill it.
+If ARG is an integer, return ARG as the exit program code.
+If ARG is a string, stuff it as keyboard input.
+
+The value of `kill-emacs-hook', if not void,
+is a list of functions (of no args),
+all of which are called before Emacs is actually killed. */)
+ (arg)
Lisp_Object arg;
{
- Lisp_Object hook, hook1;
- int i;
struct gcpro gcpro1;
GCPRO1 (arg);
/* Prevent running of hooks from now on. */
Vrun_hooks = Qnil;
- /* If we are controlling the terminal, reset terminal modes */
+ /* If we are controlling the terminal, reset terminal modes. */
#ifdef EMACS_HAVE_TTY_PGRP
{
int pgrp = EMACS_GETPGRP (0);
term_ntproc ();
#endif
+ /* Do this only if terminating normally, we want glyph matrices
+ etc. in a core dump. */
+ if (sig == 0 || sig == SIGTERM)
+ {
+ check_glyph_memory ();
+ check_message_stack ();
+ }
+
#ifdef MSDOS
dos_cleanup ();
#endif
#ifdef HAVE_SHM
DEFUN ("dump-emacs-data", Fdump_emacs_data, Sdump_emacs_data, 1, 1, 0,
- "Dump current state of Emacs into data file FILENAME.\n\
-This function exists on systems that use HAVE_SHM.")
- (filename)
+ doc: /* Dump current state of Emacs into data file FILENAME.
+This function exists on systems that use HAVE_SHM. */)
+ (filename)
Lisp_Object filename;
{
extern char my_edata[];
Lisp_Object tem;
- CHECK_STRING (filename, 0);
+ check_pure_size ();
+ CHECK_STRING (filename);
filename = Fexpand_file_name (filename, Qnil);
tem = Vpurify_flag;
Vpurify_flag = Qnil;
fflush (stdout);
- /* Tell malloc where start of impure now is */
+ /* Tell malloc where start of impure now is. */
/* Also arrange for warnings when nearly out of space. */
#ifndef SYSTEM_MALLOC
memory_warnings (my_edata, malloc_warning);
#else /* not HAVE_SHM */
DEFUN ("dump-emacs", Fdump_emacs, Sdump_emacs, 2, 2, 0,
- "Dump current state of Emacs into executable file FILENAME.\n\
-Take symbols from SYMFILE (presumably the file you executed to run Emacs).\n\
-This is used in the file `loadup.el' when building Emacs.\n\
-\n\
-You must run Emacs in batch mode in order to dump it.")
- (filename, symfile)
+ doc: /* Dump current state of Emacs into executable file FILENAME.
+Take symbols from SYMFILE (presumably the file you executed to run Emacs).
+This is used in the file `loadup.el' when building Emacs.
+
+You must run Emacs in batch mode in order to dump it. */)
+ (filename, symfile)
Lisp_Object filename, symfile;
{
extern char my_edata[];
Lisp_Object tem;
Lisp_Object symbol;
- int count = specpdl_ptr - specpdl;
+ int count = BINDING_STACK_SIZE ();
+
+ check_pure_size ();
if (! noninteractive)
error ("Dumping Emacs works only in batch mode");
/* Bind `command-line-processed' to nil before dumping,
so that the dumped Emacs will process its command line
and set up to work with X windows if appropriate. */
- symbol = intern ("command-line-process");
+ symbol = intern ("command-line-processed");
specbind (symbol, Qnil);
- CHECK_STRING (filename, 0);
+ CHECK_STRING (filename);
filename = Fexpand_file_name (filename, Qnil);
if (!NILP (symfile))
{
- CHECK_STRING (symfile, 0);
+ CHECK_STRING (symfile);
if (XSTRING (symfile)->size)
symfile = Fexpand_file_name (symfile, Qnil);
}
#ifdef VMS
mapout_data (XSTRING (filename)->data);
#else
- /* Tell malloc where start of impure now is */
+ /* Tell malloc where start of impure now is. */
/* Also arrange for warnings when nearly out of space. */
#ifndef SYSTEM_MALLOC
#ifndef WINDOWSNT
#ifdef DOUG_LEA_MALLOC
malloc_state_ptr = malloc_get_state ();
#endif
+
+#ifdef USE_MMAP_FOR_BUFFERS
+ mmap_set_vars (0);
+#endif
unexec (XSTRING (filename)->data,
!NILP (symfile) ? XSTRING (symfile)->data : 0, my_edata, 0, 0);
+#ifdef USE_MMAP_FOR_BUFFERS
+ mmap_set_vars (1);
+#endif
#ifdef DOUG_LEA_MALLOC
free (malloc_state_ptr);
#endif
#endif /* not CANNOT_DUMP */
\f
+#if HAVE_SETLOCALE
+/* Recover from setlocale (LC_ALL, ""). */
+void
+fixup_locale ()
+{
+ /* The Emacs Lisp reader needs LC_NUMERIC to be "C",
+ so that numbers are read and printed properly for Emacs Lisp. */
+ setlocale (LC_NUMERIC, "C");
+}
+
+/* Set system locale CATEGORY, with previous locale *PLOCALE, to
+ DESIRED_LOCALE. */
+static void
+synchronize_locale (category, plocale, desired_locale)
+ int category;
+ Lisp_Object *plocale;
+ Lisp_Object desired_locale;
+{
+ if (! EQ (*plocale, desired_locale))
+ {
+ *plocale = desired_locale;
+ setlocale (category, (STRINGP (desired_locale)
+ ? (char *)(XSTRING (desired_locale)->data)
+ : ""));
+ }
+}
+
+/* Set system time locale to match Vsystem_time_locale, if possible. */
+void
+synchronize_system_time_locale ()
+{
+ synchronize_locale (LC_TIME, &Vprevious_system_time_locale,
+ Vsystem_time_locale);
+}
+
+/* Set system messages locale to match Vsystem_messages_locale, if
+ possible. */
+void
+synchronize_system_messages_locale ()
+{
+#ifdef LC_MESSAGES
+ synchronize_locale (LC_MESSAGES, &Vprevious_system_messages_locale,
+ Vsystem_messages_locale);
+#endif
+}
+#endif /* HAVE_SETLOCALE */
+\f
#ifndef SEPCHAR
#define SEPCHAR ':'
#endif
defsubr (&Sinvocation_directory);
DEFVAR_LISP ("command-line-args", &Vcommand_line_args,
- "Args passed by shell to Emacs, as a list of strings.");
+ doc: /* Args passed by shell to Emacs, as a list of strings. */);
DEFVAR_LISP ("system-type", &Vsystem_type,
- "Value is symbol indicating type of operating system you are using.");
+ doc: /* Value is symbol indicating type of operating system you are using. */);
Vsystem_type = intern (SYSTEM_TYPE);
DEFVAR_LISP ("system-configuration", &Vsystem_configuration,
- "Value is string indicating configuration Emacs was built for.");
+ doc: /* Value is string indicating configuration Emacs was built for.
+On MS-Windows, the value reflects the OS flavor and version on which
+Emacs is running. */);
Vsystem_configuration = build_string (EMACS_CONFIGURATION);
DEFVAR_LISP ("system-configuration-options", &Vsystem_configuration_options,
- "String containing the configuration options Emacs was built with.");
+ doc: /* String containing the configuration options Emacs was built with. */);
Vsystem_configuration_options = build_string (EMACS_CONFIG_OPTIONS);
DEFVAR_BOOL ("noninteractive", &noninteractive1,
- "Non-nil means Emacs is running without interactive terminal.");
+ doc: /* Non-nil means Emacs is running without interactive terminal. */);
DEFVAR_LISP ("kill-emacs-hook", &Vkill_emacs_hook,
- "Hook to be run whenever kill-emacs is called.\n\
-Since kill-emacs may be invoked when the terminal is disconnected (or\n\
-in other similar situations), functions placed on this hook should not\n\
-expect to be able to interact with the user. To ask for confirmation,\n\
-see `kill-emacs-query-functions' instead.");
+ doc: /* Hook to be run whenever kill-emacs is called.
+Since kill-emacs may be invoked when the terminal is disconnected (or
+in other similar situations), functions placed on this hook should not
+expect to be able to interact with the user. To ask for confirmation,
+see `kill-emacs-query-functions' instead. */);
Vkill_emacs_hook = Qnil;
+ empty_string = build_string ("");
+ staticpro (&empty_string);
+
#ifdef SIGUSR1
DEFVAR_LISP ("signal-USR1-hook", &Vsignal_USR1_hook,
- "Hook to be run whenever emacs receives a USR1 signal");
+ doc: /* Hook to be run whenever emacs receives a USR1 signal. */);
Vsignal_USR1_hook = Qnil;
#ifdef SIGUSR2
DEFVAR_LISP ("signal-USR2-hook", &Vsignal_USR2_hook,
- "Hook to be run whenever emacs receives a USR2 signal");
+ doc: /* Hook to be run whenever emacs receives a USR2 signal. */);
Vsignal_USR2_hook = Qnil;
#endif
#endif
DEFVAR_INT ("emacs-priority", &emacs_priority,
- "Priority for Emacs to run at.\n\
-This value is effective only if set before Emacs is dumped,\n\
-and only if the Emacs executable is installed with setuid to permit\n\
-it to change priority. (Emacs sets its uid back to the real uid.)\n\
-Currently, you need to define SET_EMACS_PRIORITY in `config.h'\n\
-before you compile Emacs, to enable the code for this feature.");
+ doc: /* Priority for Emacs to run at.
+This value is effective only if set before Emacs is dumped,
+and only if the Emacs executable is installed with setuid to permit
+it to change priority. (Emacs sets its uid back to the real uid.)
+Currently, you need to define SET_EMACS_PRIORITY in `config.h'
+before you compile Emacs, to enable the code for this feature. */);
emacs_priority = 0;
DEFVAR_LISP ("path-separator", &Vpath_separator,
- "The directory separator in search paths, as a string.");
+ doc: /* The directory separator in search paths, as a string. */);
{
char c = SEPCHAR;
Vpath_separator = make_string (&c, 1);
}
DEFVAR_LISP ("invocation-name", &Vinvocation_name,
- "The program name that was used to run Emacs.\n\
-Any directory names are omitted.");
+ doc: /* The program name that was used to run Emacs.
+Any directory names are omitted. */);
DEFVAR_LISP ("invocation-directory", &Vinvocation_directory,
- "The directory in which the Emacs executable was found, to run it.\n\
-The value is nil if that directory's name is not known.");
+ doc: /* The directory in which the Emacs executable was found, to run it.
+The value is nil if that directory's name is not known. */);
DEFVAR_LISP ("installation-directory", &Vinstallation_directory,
- "A directory within which to look for the `lib-src' and `etc' directories.\n\
-This is non-nil when we can't find those directories in their standard\n\
-installed locations, but we can find them\n\
-near where the Emacs executable was found.");
+ doc: /* A directory within which to look for the `lib-src' and `etc' directories.
+This is non-nil when we can't find those directories in their standard
+installed locations, but we can find them
+near where the Emacs executable was found. */);
Vinstallation_directory = Qnil;
+
+ DEFVAR_LISP ("system-messages-locale", &Vsystem_messages_locale,
+ doc: /* System locale for messages. */);
+ Vsystem_messages_locale = Qnil;
+
+ DEFVAR_LISP ("previous-system-messages-locale",
+ &Vprevious_system_messages_locale,
+ doc: /* Most recently used system locale for messages. */);
+ Vprevious_system_messages_locale = Qnil;
+
+ DEFVAR_LISP ("system-time-locale", &Vsystem_time_locale,
+ doc: /* System locale for time. */);
+ Vsystem_time_locale = Qnil;
+
+ DEFVAR_LISP ("previous-system-time-locale", &Vprevious_system_time_locale,
+ doc: /* Most recently used system locale for time. */);
+ Vprevious_system_time_locale = Qnil;
}