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89 commits

Author SHA1 Message Date
Gerd Moellmann
4fa09beb83 (unlock_all_files): Use unlock_file to expand each
buffer's file_truename before trying remove its lock file.
2000-10-24 20:57:11 +00:00
Dave Love
e5ef3cdf11 Use feature tests for fcntl.h, string.h. Don't include time.h, done by
systime.h.
[__FreeBSD__]: Remove redundant includes.
2000-06-23 16:31:30 +00:00
Gerd Moellmann
f1d367aa47 (get_boot_time): To obtain an 8 char file name, which
is needed on mescaline, use a 2 char prefix, and call
make_temp_name with second arg non-zero.
2000-05-16 11:14:18 +00:00
Gerd Moellmann
c1355e1fb4 (MAKE_LOCK_NAME): Allocate 2 more bytes.
(fill_in_lock_file_name): Avoid existing files that aren't
links.
2000-04-14 13:03:20 +00:00
Dave Love
2f2500efff Add forward declaration for get_boot_time_1. 1999-11-18 18:20:28 +00:00
Gerd Moellmann
8105cbf751 (Ffile_locked_p): Make FILENAME a required argument. 1999-11-05 14:04:40 +00:00
Paul Eggert
68c45bf065 Add support for large files, 64-bit Solaris, system locale codings.
* Makefile.in (emacs): Set the LC_ALL environment variable to "C"
when dumping, so that the dumped Emacs doesn't have stray locale info.
(dired.o): Depend on systime.h.
(editfns.o): Depend on coding.h.

* alloc.c, buffer.c, callproc.c, ccl.c, charset.c, coding.c, data.c,
dispnew.c, editfns.c, emacs.c, filelock.c, floatfns.c, hftctl.c,
keyboard.c, process.c, sysdep.c, unexelf.c, unexhp9k800.c,
unexsunos4.c, vmsfns.c, vmsgmalloc.c, w32faces.c, w32menu.c, w32term.c,
w32xfns.c, xfaces.c, xfns.c, xmenu.c, xterm.c:
Include <config.h> before any system include files.

* alloc.c, buffer.c, ccl.c, data.c, editfns.c, emacs.c, eval.c,
fileio.c, filelock.c, frame.c, insdel.c, keymap.c, lread.c,
m/alpha.h, print.c, search.c, sysdep.c, xdisp.c, xfaces.c, xfns.c,
xmenu.c, xterm.c:
Do not include <stdlib.h>, as <config.h> does this now.

* callproc.c (Fcall_process):
Synchronize messages locale before invoking strerror.
Decode resulting string with locale-coding-system.

* coding.c (Vlocale_coding_system): New var.
(syms_of_coding): Adjust to above change.
(emacs_strerror): New function.

* coding.h (emacs_strerror, Vlocale_coding_system): New decls.

* config.in (HAVE_STDIO_EXT_H, HAVE_TM_GMTOFF, HAVE___FPENDING,
HAVE_FTELLO, HAVE_GETLOADAVG, HAVE_MBLEN, HAVE_MBRLEN,
HAVE_STRSIGNAL): New macros.
(BITS_PER_LONG): Default to 64 if _LP64 is defined.
<stdlib.h>: Include if HAVE_STDLIB_H is defined and NOT_C_CODE isn't.

* dired.c: Include "systime.h".
(Ffile_attributes): Do not cast s.st_size to int; this loses
information if int is 32 bits but st_size and EMACS_INT are larger.
Treat large device numbers like large inode numbers.

* dispnew.c (PENDING_OUTPUT_COUNT): Use __fpending if available.

* editfns.c: Include coding.h.
(emacs_strftime): Remove decl.
(emacs_strftimeu): New decl.
(emacs_memftimeu): Renamed from emacs_memftime; new arg UT.
Use emacs_strftimeu instead of emacs_strftime.
(Fformat_time_string): Convert format string using
Vlocale_coding_system, and convert result back.  Synchronize time
locale before invoking lower level function.  Invoke
emacs_memftimeu, passing ut, instead of emacs_memftime.

* emacs.c: Include <locale.h> if HAVE_SETLOCALE is defined.
(Vmessages_locale, Vprevious_messages_locale, Vtime_locale,
Vprevious_time_locale): New variables.
(main): Invoke setlocale early, so that initial error messages are
localized properly.  But skip locale-setting if LC_ALL is "C".
Fix up locale when it's safe to do so.
(fixup_locale): Moved here from xterm.c.
(synchronize_locale, synchronize_time_locale,
synchronize_messages_locale): New functions.
(syms_of_emacs): Accommodate above changes.

* fileio.c (report_file_error): Convert strerror output according
to Vlocale_coding_system.
(Finsert_file_contents): Check for arithmetic overflow in
computations that depend on file size.  Report IO errors
with emacs_strerror, not strerror.

* fns.c (Fgethash): Declare dflt parameter.

* gmalloc.c: Do not define const to nothing if HAVE_CONFIG_H
is defined; that's config.h's job.

* lisp.h (EMACS_INT, BITS_PER_EMACS_INT, EMACS_UINT): If _LP64,
default these values to long, BITS_PER_LONG, and unsigned long.
(VALBITS, MARKBIT, XINT): Do not assume 32-bit EMACS_INT.
(PNTR_COMPARISON_TYPE): Default to EMACS_UINT, not to unsigned int.
(code_convert_string_norecord, fixup_locale,
synchronize_messages_locale, synchronize_time_locale,
emacs_open, emacs_close, emacs_read, emacs_write): New decls.
All Emacs callers of open, close, read, write changed to use
emacs_open, emacs_close, emacs_read, emacs_write.

* lread.c (file_offset, file_tell): New macros.  All uses of ftell
changed to file_tell.
(saved_doc_string_position, prev_saved_doc_string_position): Now
of type file_offset.
(init_lread): Do not fix locale here; fixup_locale now does this.

* m/amdahl.h, s/usg5-4.h:
(NSIG): Remove.
(NSIG_MINIMUM): New macro.

* m/cydra5.h, m/dpx2.h, m/mips.h, m/pfa50.h, m/sps7.h, m/stride.h,
m/ustation.h, s/gnu-linux.h, s/hpux.h, s/iris3-5.h, s/iris3-6.h,
s/umips.h, s/usg5-4.h:
(SIGIO): Do not undef.
(BROKEN_SIGIO): New macro.

* m/ustation.h:
(SIGTSTP): Do not undef.
(BROKEN_SIGTSTP): New macro.

* s/gnu-linux.h:
(SIGPOLL, SIGURG): Do not undef.
(BROKEN_SIGPOLL, BROKEN_SIGURG): New macros.

* s/ptx4.h:
(SIGINFO): Do not undef.
(BROKEN_SIGINFO): New macros.

* m/delta.h, s/ptx.h, s/template.h: Doc fix.

* mktime.c, strftime.c: Update to glibc 2.1.2 version, with
some Emacs-related changes merged.

* print.c (float_to_string): Prepend "-" to representation of a
NaN if the NaN is negative.

* process.c (sys_siglist): Omit if HAVE_STRSIGNAL.
(wait_reading_process_input): Use emacs_strerror, not strerror.

* process.c (status_message, sigchld_handler): Synchronize locale,
then use strsignal istead of sys_siglist.
* w32proc.c (sys_wait): Likewise.

* s/aix3-1.h, s/bsd4-1.h, s/dgux.h, s/gnu-linux.h, s/hiuxmpp.h,
s/hpux.h, s/iris3-5.h, s/iris3-6.h, s/irix3-3.h, s/osf1.h, s/rtu.h,
s/sunos4-1.h, s/unipl5-0.h, s/unipl5-2.h, s/usg5-0.h, s/usg5-2-2.h,
s/usg5-2.h, s/usg5-3.h, s/xenix.h:
(open, close, read, write, INTERRUPTIBLE_OPEN,
INTERRUPTIBLE_CLOSE, INTERRUPTIBLE_IO): Remove.

* s/sol2-5.h (_LARGEFILE_SOURCE, _FILE_OFFSET_BITS): New macros.
* sysdep.c (sys_read, sys_write, read, write, sys_close, close,
sys_open, open): Remove.
(emacs_open, emacs_close, emacs_read, emacs_write): Always define;
the old INTERRUPTIBLE_OPEN, INTERRUPTIBLE_CLOSE, and INTERRUPTIBLE_IO
macros are no longer used.
(emacs_open): Renamed from sys_open.  Merge BSD4_1 version.
(emacs_close): Renamed from sys_close.
(emacs_read): Renamed from sys_read.
(emacs_write): Renamed from sys_write.
(sys_siglist): Do not declare if HAVE_STRSIGNAL.
(dup2): Do not print error on failure; the real dup2 doesn't.
(strsignal): New function, defined if !HAVE_STRSIGNAL.

* syssignal.h (SIGINFO): Undef if defined and if BROKEN_SIGINFO
is defined.
(SIGIO, SIGPOLL, SIGTSTP, SIGURG): Likewise.
(NSIG): If less than NSIG_MINIMUM, define to NSIG_MINIMUM.
(strsignal): Declare if !HAVE_STRSIGNAL.

* unexelf.c (ElfBitsW, ELFSIZE, ElfExpandBitsW): New macros.
(ElfW): Define in terms of ElfExpandBitsW.

* w32proc.c (sys_siglist): Remove decl.

* xdisp.c (decode_mode_spec): 3rd arg is int, not char, to comply
with ANSI C.
(display_string): Declare face_string_pos arg.

* xfns.c (Fx_show_tip): Declare timeout param.

* xterm.c: No need to include locale.h.
(x_alloc_lighter_color, x_setup_relief_color):
Pass arg as double, not float, for compatibility with ANSI C.
(fixup_locale): Move to emacs.c.
(x_term_init): Do not setlocale or fixup locale; the main program
does this now.
1999-10-19 07:25:11 +00:00
Dave Love
3edc33a4a9 (lock_file): Fix previous change. 1999-10-14 09:19:34 +00:00
Dave Love
8af8a9ca7c (lock_file): Move gcpro of `fn'. 1999-10-13 17:17:59 +00:00
Gerd Moellmann
2decc5a9e8 (get_boot_time): Put local variable used in
conditinally compiled section in #ifdef.
(toplevel): Include stdio.h.
1999-09-20 23:18:45 +00:00
Richard M. Stallman
5f8d6a1075 (Vtemporary_file_directory): New variable.
(syms_of_filelock): Set up Lisp variable.

(get_boot_time): Make the temp name in the proper dir.
1999-09-16 19:34:38 +00:00
Ken Raeburn
03699b140e Use XCAR, XCDR, and XFLOAT_DATA instead of explicit member access. 1999-09-13 02:23:04 +00:00
Dave Love
c4a10daf11 Use stdlib.h. 1999-08-18 13:10:52 +00:00
Richard M. Stallman
ae1ef097ac Comment change. 1999-08-02 01:17:41 +00:00
Karl Heuer
c5749019d9 (lock_if_free): Indentation fix. 1999-07-30 14:30:03 +00:00
Karl Heuer
5df0b2faaf (lock_if_free): Return -1 if check_lock_owner()
has returned -1 (lockfile exists but is not a symlink?)
1999-07-22 00:41:21 +00:00
Richard M. Stallman
33bae69064 (lock_file): Do nothing if purifying. 1999-07-14 16:00:57 +00:00
Paul Eggert
a48de9b290 (BOOT_TIME_FILE): New macro.
(get_boot_time): Use it instead of hardwiring the file name.
Check BOOT_TIME_FILE only after inspecting the kernel directly.
1999-06-18 05:49:18 +00:00
Karl Heuer
445ebb943f (get_boot_time): Don't look at /proc/uptime; it
doesn't work if the system date is changed, or if the system
is suspended.  Look at the last-modified time of
/var/run/random-seed instead.
1999-06-05 01:13:36 +00:00
Richard M. Stallman
cfc01fa742 (lock_if_free): After deleting a stale lock,
try again to lock the file.
1999-05-24 09:19:06 +00:00
Richard M. Stallman
92a581153d Comment change. 1999-05-19 02:27:09 +00:00
Richard M. Stallman
b97771fc17 Fix performance bug on hosts with large
/var/adm/wtmp files with no boot records.

(boot_time_initialized): New var.
(init_filelock): Initialize it.
(get_boot_time): Use it, instead of nonzero boot_time,
to test whether boot_time is initialized.
Don't invoke utmp routines when dumping.

(get_boot_time): First, try to get the boot time from the
current utmp file, as this can be much faster.  Don't try to
get the boot time from utmp and/or wtmp more than once.

(get_boot_time_1): When passed null pointer, don't invoke utmpname.
New arg LATEST.  All uses changed.
1999-05-19 01:30:15 +00:00
Karl Heuer
c6fd1dc43d (get_boot_time): Handle NO_WTMP_FILE. 1999-05-09 17:57:03 +00:00
Karl Heuer
29a2adb0fb (get_boot_time): Test tempname, not filename. 1999-03-18 00:16:38 +00:00
Karl Heuer
a3fd58aa89 (init_filelock): New function. 1999-03-09 22:09:49 +00:00
Karl Heuer
e3a5b8ae84 (get_boot_time): Reduce scope of #ifdef BOOT_TIME
to only the part that uses get_boot_time_1.
1999-03-09 03:31:10 +00:00
Karl Heuer
f805a125e1 (get_boot_time): Support FreeBSD way to read boot-time. 1999-03-01 03:50:34 +00:00
Richard M. Stallman
77e544a4cd (get_boot_time): Use WTMP_FILE for file name.
(WTMP_FILE): Default definition in case not defined.
(get_boot_time_1): Test that file exists before trying to read it.
1999-02-26 10:47:36 +00:00
Karl Heuer
8e339303f4 (get_boot_time): Don't use BUFSIZ. 1999-02-23 22:09:47 +00:00
Richard M. Stallman
e9f22ced2f (get_boot_time_1): Put this in #ifdef BOOT_TIME. 1999-02-21 19:57:34 +00:00
Richard M. Stallman
9177d97852 (within_one_second): New function.
(current_lock_owner): Use that.
(get_boot_time): Use /proc/uptime if available.
Otherwise, if nothing found in wtmp, try wtmp.1.gz and so on.
(get_boot_time_1): New subroutine taken from get_boot_time.
1999-02-19 01:36:29 +00:00
Richard M. Stallman
c321b1908b (get_boot_time): Scan the whole wtmp file
to find the most recent reboot.
1998-05-18 00:17:38 +00:00
Richard M. Stallman
88eace34a7 (unlock_file): Encode the file name. 1998-05-11 15:52:28 +00:00
Richard M. Stallman
f4a4528da4 Include coding.h.
(lock_file): Encode the file name, to make lock file name.
1998-05-02 06:38:41 +00:00
Richard M. Stallman
eb4b1c0532 Fix previous change. 1998-04-29 00:59:43 +00:00
Richard M. Stallman
3036594f2a (lock_file): gcpro `fn'. 1998-04-29 00:28:28 +00:00
Erik Naggum
dd6f88fb36 (get_boot_time): Remove extraneous semicolon. 1998-04-22 17:48:16 +00:00
Andreas Schwab
dfcf069d56 Fix -Wimplicit warnings. 1998-04-14 12:25:56 +00:00
Karl Heuer
e788eecc88 Include <utmp.h> only if CLASH_DETECTION is
defined.
1998-04-08 06:48:59 +00:00
Richard M. Stallman
fc932ac6c7 Use STRING_BYTES and SET_STRING_BYTES. 1998-03-21 07:06:14 +00:00
Richard M. Stallman
bd26d5a361 (get_boot_time): Conditionalize on BOOT_TIME.
(lock_file_1): Add boot-time to lock only if available.
1998-03-19 21:19:07 +00:00
Richard M. Stallman
15e88d2198 (current_lock_owner): If lock file data doesn't include
the uptime, assume the lock is from this system boot.

(get_boot_time): New function.
(lock_file_1): Include boot time in the lock text.
(current_lock_owner): Parse and compare the boot time.
1998-03-19 06:32:34 +00:00
Richard M. Stallman
797ddf5794 (MAKE_LOCK_NAME): Use size_byte. 1998-01-05 17:32:08 +00:00
Kenichi Handa
d07e080270 (unlock_buffer): Declare it as void. 1997-11-27 12:07:07 +00:00
Karl Heuer
1c3430513b (unlock_all_files): Don't call unlock_file;
do the work directly, and avoid calling Fexpand_file_name.
1997-10-23 06:53:36 +00:00
Richard M. Stallman
79e51eeb5a (lock_file): Use %lu instead of %d in sprintf because
the variable named pid is unsigned long.
1997-08-13 15:27:49 +00:00
Richard M. Stallman
8b6f8a9998 (init_filelock): Function deleted. 1997-08-07 18:43:19 +00:00
Richard M. Stallman
266d7a00c2 (lock_file_1, lock_file): Add casts. 1997-08-06 18:59:33 +00:00
Richard M. Stallman
72dcef0e0e (current_lock_owner): Don't try to delete lock
if this or another existing process owns it!
1997-07-31 07:54:07 +00:00
Richard M. Stallman
c6c0c4b177 (lock_if_free): Don't loop; for strange error, return -1. 1997-07-30 19:45:01 +00:00