Paul Eggert [Sat, 8 Dec 2012 17:19:51 +0000 (09:19 -0800)]
Use putenv+unsetenv instead of modifying environ directly.
* admin/merge-gnulib (GNULIB_MODULES): Add putenv, unsetenv.
* lib/putenv.c, lib/unsetenv.c, m4/putenv.m4, m4/setenv.m4:
New files, copied automatically from gnulib.
* lib/gnulib.mk, m4/gnulib-comp.m4: Regenerate.
* src/alloc.c (xputenv): New function.
* src/dbusbind.c (Fdbus_init_bus):
* src/emacs.c (main):
* src/xterm.c (x_term_init):
Use xputenv instead of setenv or putenv, to detect memory exhaustion.
* src/editfns.c (initial_tz): Move static var decl up.
(tzvalbuf_in_environ): New static var.
(init_editfns): Initialize these two static vars.
(Fencode_time): Don't assume arbitrary limit on EMACS_INT width.
Save old TZ value on stack, if it's small.
(Fencode_time, set_time_zone_rule): Don't modify 'environ' directly;
instead, use xputenv+unsetenv to set and restore TZ.
(environbuf): Remove static var. All uses removed.
(Fset_time_zone_rule): Do not save TZ and environ;
no longer needed here.
(set_time_zone_rule_tz1, set_time_zone_rule_tz2) [LOCALTIME_CACHE]:
Move to inside set_time_zone_rule; they don't need file scope any more.
(set_time_zone_rule): Maintain the TZ=value string separately.
(syms_of_editfns): Don't initialize initial_tz;
init_editfns now does it.
* src/emacs.c (dump_tz) [HAVE_TZSET]: Now const.
* src/lisp.h (xputenv): New decl.
Paul Eggert [Sat, 8 Dec 2012 06:56:26 +0000 (22:56 -0800)]
Simplify get_lim_data.
* admin/CPP-DEFINES (ULIMIT_BREAK_VALUE): Remove.
* configure.ac (ULIMIT_BREAK_VALUE): Remove.
* src/vm-limit.c (get_lim_data): Combine RLIMIT_AS and RLIMIT_DATA methods.
Remove USG and vlimit methods; no longer used these days.
Add #error catchall just in case.
Paul Eggert [Sat, 8 Dec 2012 02:30:51 +0000 (18:30 -0800)]
Assume POSIX 1003.1-1988 or later for signal.h.
Exceptions: do not assume SIGCONT, SIGSTOP, SIGTSTP, SIGTTIN,
SIGTTOU, SIGUSR1, SIGUSR2, as Microsoft platforms lack these.
* admin/CPP-DEFINES (SIGALRM, SIGCHLD, SIGHUP, SIGKILL, SIGPIPE, SIGQUIT):
Remove.
(SIGTRAP): Remove this one too, as config.h no longer defines it.
* admin/merge-gnulib (GNULIB_MODULES): Add sig2str.
* configure.ac (PTY_OPEN, PTY_TTY_NAME_SPRINTF):
Use SIGCHLD rather than SIGCLD.
* lib/sig2str.c, lib/sig2str.h, m4/sig2str.m4: New files, from gnulib.
* lib/gnulib.mk, m4/gnulib-comp.m4: Regenerate.
* lib/makefile.w32-in (GNULIBOBJS): Add $(BUILD)/sig2str.$(O).
* src/process.c [subprocesses]: Include <c-ctype.h>, <sig2str.h>.
(deleted_pid_list, Fdelete_process, create_process)
(record_child_status_change, handle_child_signal, deliver_child_signal)
(init_process_emacs, syms_of_process):
Assume SIGCHLD is defined.
(parse_signal): Remove. All uses removed.
(abbr_to_signal): New static function.
(Fsignal_process): Use it to convert signal names to ints.
* src/sysdep.c (sys_suspend) [!DOS_NT]: Use kill (0, ...) rather than
kill (getpgrp (), ...).
(emacs_sigaction_init): Assume SIGCHLD is defined.
(init_signals): Assume SIGALRM, SIGCHLD, SIGHUP, SIGKILL,
SIGPIPE, and SIGQUIT are defined. Do not worry about SIGCLD any more.
* src/syssignal.h (EMACS_KILLPG): Remove.
All uses replaced by 'kill' with a negative pid.
(SIGCHLD): Remove definition, as we now assume SIGCHLD.
* src/w32proc.c (sys_kill): Support negative pids compatibly with POSIX.
Stefan Monnier [Fri, 7 Dec 2012 16:48:42 +0000 (11:48 -0500)]
* lisp/hi-lock.el (hi-lock-unface-buffer): If there's no matching regexp at
point, still provide some default.
(hi-lock--regexps-at-point): Don't enforce a "hi-lock-" prefix on face
names, since we don't use it right now. Actually return the list.
(hi-lock-file-patterns, hi-lock-interactive-patterns): Use defvar-local.
Glenn Morris [Fri, 7 Dec 2012 08:59:14 +0000 (00:59 -0800)]
rmail-cease-edit fixes related to "^From " escaping
* mail/rmail.el (rmail-mime-decoded): New permanent local.
(rmail-show-message-1): Set rmail-mime-decoded when appropriate.
* mail/rmailedit.el (rmail-cease-edit): Respect rmail-mbox-format
and rmail-mime-decoded.
Dmitry Antipov [Fri, 7 Dec 2012 08:13:49 +0000 (12:13 +0400)]
* frame.c (make_frame): Do not set window's buffer to t.
* window.c (Fsplit_window_internal): Likewise. Previously it was
used to indicate that the window is being set up. Now we use
set_window_buffer for all new windows, so the condition in ...
(Fset_window_buffer): ... is always true and can be removed.
Dmitry Antipov [Fri, 7 Dec 2012 07:16:32 +0000 (11:16 +0400)]
Convenient macro to check whether the buffer is hidden.
* buffer.h (BUFFER_HIDDEN_P): New macro.
* frame.c (make_frame): Use it. Adjust comment.
* buffer.c (candidate_buffer): New function.
(Fother_buffer, other_buffer_safely): Use it.
Stefan Monnier [Thu, 6 Dec 2012 21:29:29 +0000 (16:29 -0500)]
Further cleanup of the "cl-" namespace. Fit CL in 80 columns.
* lisp/emacs-lisp/cl-macs.el (cl--pop2, cl--optimize-safety)
(cl--optimize-speed, cl--not-toplevel, cl--parse-loop-clause)
(cl--expand-do-loop, cl--proclaim-history, cl--declare-stack)
(cl--do-proclaim, cl--proclaims-deferred): Rename from the "cl-" prefix.
(cl-progv): Don't rely on dynamic scoping to find the body.
* lisp/emacs-lisp/cl-lib.el (cl--optimize-speed, cl--optimize-safety)
(cl--proclaims-deferred): Rename from the "cl-" prefix.
(cl-declaim): Use backquotes.
* lisp/emacs-lisp/cl-extra.el (cl-make-random-state, cl-random-state-p):
Use "cl--" prefix for the object's tag.
Stefan Monnier [Thu, 6 Dec 2012 20:16:38 +0000 (15:16 -0500)]
* lisp/ses.el: Use advice-add/remove.
(ses--advice-copy-region-as-kill, ses--advice-yank): New functions.
(copy-region-as-kill, yank): Use advice-add.
(ses-unload-function): Use advice-remove.
Jonas Bernoulli [Thu, 6 Dec 2012 20:10:36 +0000 (15:10 -0500)]
* lisp/button.el: Make them work in header-lines.
(button-map): Add bindings for header-line and mode-line use.
(button-get, button-put, button-label): `button' may now be a string.
(button-activate): Don't make it a defsubst.
(button--area-button-p, button--area-button-string): New functions.
(make-text-button): Fix the return value when `beg' was a string.
(push-button): Handle the mode-line case.
Eli Zaretskii [Thu, 6 Dec 2012 18:36:22 +0000 (20:36 +0200)]
Avoid busy-waiting for child processes on Windows. (Bug#13086)
src/w32proc.c (waitpid): Avoid busy-waiting when called with WNOHANG
if the child process is still running. Instead, exit the wait
loop and return zero.
Stefan Monnier [Thu, 6 Dec 2012 17:29:30 +0000 (12:29 -0500)]
* lisp/progmodes/sql.el: Use cl-lib and lexical-binding; various cleanup.
(sql-signum): Remove. Use `cl-signum' instead.
(sql-read-passwd): Remove; use read-passwd instread.
(sql-get-login-ext): Use read-string.
(sql-get-login): Use dolist and pcase.
(sql--completion-table): Rename from sql-try-completion.
Use complete-with-action.
(sql-mode): Don't change abbrev-all-caps globally.
(sql-connect): Don't rely on dynamic scoping for `new-name'.
(sql-postgres-completion-object): Initialize vars in their `let'.
(sql-comint-sybase, sql-comint-sqlite, sql-comint-mysql)
(sql-comint-solid, sql-comint-ms, sql-comint-postgres)
(sql-comint-interbase): Use a single append, without setq.
(sql-comint-linter): Same, and unwind-protect the LINTER_MBX var.
Stefan Monnier [Thu, 6 Dec 2012 16:17:11 +0000 (11:17 -0500)]
* lisp/hi-lock.el: Rework the default face and the serialize regexp code.
(hi-lock--auto-select-face-defaults): Remove.
(hi-lock-string-serialize-serial): Remove.
(hi-lock--hashcons-hash): Rename from hi-lock-string-serialize-hash;
make weak.
(hi-lock--hashcons): Rename from hi-lock-string-serialize, return an
equal string.
(hi-lock-set-pattern): Adjust accordingly.
(hi-lock--regexps-at-point): Simplify accordingly.
(hi-lock--auto-select-face-defaults): Remove.
(hi-lock--last-face): New var to replace it.
(hi-lock-read-face-name): Rewrite.
(hi-lock-unface-buffer): Arrange for the face to be the next default.
Paul Eggert [Thu, 6 Dec 2012 07:31:58 +0000 (23:31 -0800)]
Fix a recently-introduced delete-process race condition.
* callproc.c, process.h (record_kill_process):
New function, containing part of the old call_process_kill.
(call_process_kill): Use it.
This does not change call_process_kill's behavior.
* process.c (Fdelete_process): Use record_kill_process to fix a
race condition that could cause Emacs to lose track of a child.
Dmitry Antipov [Thu, 6 Dec 2012 06:23:51 +0000 (10:23 +0400)]
Avoid code duplication between prev_frame and next_frame.
* frame.c (candidate_frame): New function. Add comment.
(prev_frame, next_frame): Use it. Adjust comment.
Katsumi Yamaoka [Thu, 6 Dec 2012 04:28:00 +0000 (04:28 +0000)]
gmm-utils.el (gmm-called-interactively-p): Restore as a macro.
gnus-art.el (article-unsplit-urls)
gnus-bookmark.el (gnus-bookmark-bmenu-list)
gnus-registry.el (gnus-registry-get-article-marks)
message.el (message-goto-body): Use it.
(message-called-interactively-p): Remove.
spam-stat.el (spam-stat-called-interactively-p): New macro.
(spam-stat-score-buffer): Use it.
spam.el: Silence the warnings against BBDB functions when compiling.
gnus-score.el (gnus-score-decode-text-parts):
Use append+mapcar instead of the cl function mapcan.
Katsumi Yamaoka [Thu, 6 Dec 2012 03:30:23 +0000 (03:30 +0000)]
Avoid letf macro use from Gnus
gnus/gmm-utils.el (gmm-flet): Remove.
gnus/gnus-sync.el (gnus-sync-lesync-call): Avoid overriding json-alist-p.
gnus/message.el (message-read-from-minibuffer): Avoid overriding mail-abbrev-in-expansion-header-p.
mail/mailabbrev.el (mail-abbrev-expand-wrapper): Work in minibuffer so as to enable message-read-from-minibuffer to expand mail aliases.
Stefan Monnier [Thu, 6 Dec 2012 01:39:03 +0000 (20:39 -0500)]
* lisp/minibuf-eldef.el (minibuf-eldef-update-minibuffer): Don't mess with
the `intangible' property.
Suggested by Christopher Schmidt <christopher@ch.ristopher.com>
Paul Eggert [Wed, 5 Dec 2012 22:27:56 +0000 (14:27 -0800)]
Fix minor whitespace issues after "." in manual.
Be more systematic about using "@." (not ".") at end of sentence that
ends in a capital letter, and about appending "@:" after non-ends of
sentences that end in a lower case letter followed by "." followed by
whitespace. Omit unnecessary use of "@:" and "@.". Similarly for "?"
and "!". Be more consistent about putting a comma after "i.e." and
"e.g."; this is the typical American style and it's easier to code in
Texinfo.
Paul Eggert [Wed, 5 Dec 2012 18:29:52 +0000 (10:29 -0800)]
Minor call-process cleanups.
* callproc.c (Fcall_process): Do record-unwind-protect on MSDOS
at the same time as other platforms, to simplify analysis.
No need for fd0_volatile since we have synch_process_fd.
Avoid needless emacs_close; arg is always negative.
Sam Steingold [Wed, 5 Dec 2012 18:13:38 +0000 (13:13 -0500)]
* lisp/gnus/gnus.el (gnus-delete-gnus-frame): Extract from `gnus-other-frame'.
(gnus-other-frame): Add `gnus-delete-gnus-frame' to
`gnus-suspend-gnus-hook' in addition to `gnus-exit-gnus-hook'.
Deniz Dogan [Wed, 5 Dec 2012 16:45:37 +0000 (17:45 +0100)]
* lisp/net/rcirc.el (rcirc-urls): Update documentation.
(rcirc-condition-filter): New function.
(rcirc-browse-url, rcirc-markup-urls): Use only URLs before point
and exclude consecutive duplicate URLs.
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