Stefan Monnier [Thu, 20 Dec 2012 14:03:34 +0000 (09:03 -0500)]
* src/xdisp.c (select_frame_for_redisplay, ensure_selected_frame): Remove.
(redisplay_internal): Don't bother selecting the frame to get the
proper value of frame-local variables.
Michael Albinus [Thu, 20 Dec 2012 11:15:38 +0000 (12:15 +0100)]
* progmodes/grep.el (rgrep): Escape command line. Sometimes, it
is too long for Tramp. See discussion in
<http://thread.gmane.org/gmane.emacs.tramp/8233/focus=8244>.
* progmodes/compile.el (compilation-start): Remove line escape template.
Dmitry Antipov [Thu, 20 Dec 2012 08:49:21 +0000 (12:49 +0400)]
* textprop.c (set_text_properties_1): Do not allow NULL interval.
Rename 4th argument since it may be buffer or string. Adjust comment.
* intervals.c (graft_intervals_info_buffer): Find an interval here.
Jonas Bernoulli [Wed, 19 Dec 2012 19:51:40 +0000 (14:51 -0500)]
* lisp/emacs-lisp/lisp-mnt.el (lm-section-end): Always end before the
following non-comment text.
(lm-header-multiline): Continuation lines need to be indented more than
the first line.
(lm-homepage): New function.
(lm-with-file): Don't be confused if narrowing is in effect.
* doc/lispref/tips.texi (Library Headers): New header keyword `Homepage'.
Make continuation lines syntax more precise.
Dmitry Antipov [Wed, 19 Dec 2012 15:52:48 +0000 (19:52 +0400)]
* coding.c (Fdetect_coding_region): Do not check start and end with
CHECK_NUMBER_COERCE_MARKER since validate_region does that itself.
(code_convert_region): Likewise.
Michael Albinus [Wed, 19 Dec 2012 13:01:16 +0000 (14:01 +0100)]
* net/tramp-sh.el (tramp-sh-handle-file-acl): Delete empty lines
and text properties from returned ACL string.
(tramp-sh-handle-set-file-acl): Do not use additional parentheses
for "setfacl" command.
Eli Zaretskii [Tue, 18 Dec 2012 19:05:56 +0000 (21:05 +0200)]
Follow symlinks in MS-Windows emulations of ACL functions.
src/w32.c (acl_get_file, acl_set_file): Run the file name through
map_w32_filename, and resolve any symlinks in the file name, like
Posix platforms do.
(acl_set_file): Call revert_to_self, if any privileges were
enabled.
Stefan Monnier [Mon, 17 Dec 2012 19:17:06 +0000 (14:17 -0500)]
* src/xdisp.c (select_frame_for_redisplay): Use select_window_1 to
propagate redisplay's scrolling (if any) to the right window.
(redisplay_internal): Use ensure_selected_frame.
(display_mode_lines): Complete last fix.
* src/window.c (select_window_1): New func, extracted from select_window.
(select_window): Use it.
* src/window.h (select_window_1): Declare.
Eli Zaretskii [Mon, 17 Dec 2012 19:14:34 +0000 (21:14 +0200)]
Support Posix ACL APIs on MS-Windows.
src/w32.c: Include sddl.h and sys/acl.h.
(SDDL_REVISION_1): Define if not already defined.
(g_b_init_get_security_descriptor_dacl)
(g_b_init_convert_sd_to_sddl, g_b_init_convert_sddl_to_sd)
(g_b_init_is_valid_security_descriptor)
(g_b_init_set_file_security): New static flags.
(globals_of_w32): Initialize them to zero.
(SetFileSecurity_Name): New string constant.
(SetFileSecurity_Proc, GetSecurityDescriptorDacl_Proc)
(ConvertStringSecurityDescriptorToSecurityDescriptor_Proc)
(ConvertSecurityDescriptorToStringSecurityDescriptor_Proc)
(IsValidSecurityDescriptor_Proc): New typedefs.
(get_file_security, get_security_descriptor_owner)
(get_security_descriptor_group): Set errno to ENOTSUP.
(set_file_security, get_security_descriptor_dacl)
(is_valid_security_descriptor, convert_sd_to_sddl)
(convert_sddl_to_sd, acl_valid, acl_to_text, acl_from_text)
(acl_free, acl_get_file, acl_set_file): New functions.
src/fileio.c (Fcopy_file) [WINDOWSNT]: Support copying ACLs.
nt/inc/sys/acl.h: New file.
nt/inc/ms-w32.h (ENOTSUP): Define if undefined.
nt/config.nt (HAVE_POSIX_ACL): Define.
doc/lispref/files.texi (File Attributes, Changing Files): Update to include
MS-Windows support for ACLs.
Paul Eggert [Mon, 17 Dec 2012 17:51:25 +0000 (09:51 -0800)]
Don't reraise SIGCHLD, as that can now lose.
With the 2012-12-03 fix for Bug#12980 in place, an old workaround
for some of that bug's symptoms can now cause Emacs to abort.
Remove the workaround.
* process.c (wait_reading_process_output): Don't reraise SIGCHLD.
The bug that caused SIGCHLD to get lost has been fixed, and the
workaround for it can now cause Emacs to abort.
Kelly Dean [Mon, 17 Dec 2012 07:54:57 +0000 (08:54 +0100)]
Fix some interactions of make-help-screen and other Help forms (Bug#13190).
* help-macro.el (make-help-screen): Instead of switch-to-buffer
use pop-to-buffer with NORECORD argument t. As buffer name use
*Metahelp* with a leading space (Bug#13190).
Romain Francoise [Sun, 16 Dec 2012 18:22:27 +0000 (19:22 +0100)]
Add support for preserving ACL entries of files.
* configure.ac (acl): New option.
(HAVE_POSIX_ACL): Test for POSIX ACL support. This is typically
provided by libacl on GNU/Linux.
* fileio.c (Ffile_acl, Fset_file_acl): New functions.
(Fcopy_file): Change last arg to `preserve_extended_attributes'
and copy ACL entries of file in addition to SELinux context if
set.
(syms_of_fileio): Add `file-acl' and `set-file-acl'.
* Makefile.in (LIBACL_LIBS): New macro.
(LIBES): Use it.
* files.el (file-extended-attributes)
(set-file-extended-attributes): New functions.
(backup-buffer): Use them to handle both SELinux context and ACL
entries.
(backup-buffer-copy): Work with an alist of extended attributes,
rather than an SELinux context.
(basic-save-buffer-2): Ditto.
* files.texi (File Attributes): Document ACL support and new
`file-acl' function.
(Changing Files): Mention argument name change of `copy-file' and
document new function `set-file-acl'.
Eli Zaretskii [Sat, 15 Dec 2012 13:38:21 +0000 (15:38 +0200)]
Fix bug #13079 on MS-Windows with temp files not being deleted.
src/w32.h (_child_process): New members input_file and
pending_deletion.
(register_child): First argument is now pid_t.
(record_infile, record_pending_deletion): New prototypes.
src/w32proc.c (new_child): Initialize input_file and
pending_deletion members of the child.
(delete_child): Delete the child's temporary input file, if any,
that is pending deletion.
(register_child): First argument is now pid_t.
(record_infile, record_pending_deletion): New functions.
(reap_subprocess): Fix a typo in DebPrint string.
(sys_spawnve, sys_kill): Use pid_t for PID arguments.
src/fileio.c (internal_delete_file): Return an int again: non-zero
if delete-file succeeds, zero otherwise.
src/lisp.h (internal_delete_file): Adjust prototype.
src/callproc.c (Fcall_process): Don't overwrite infile with result
of DECODE_FILE.
[WINDOWSNT] If BUFFER is an integer, i.e. we are launching an
asynchronous subprocess, record the name of the input file name,
if any.
(delete_temp_file) [WINDOWSNT]: If internal_delete_file fails to
delete the file, record it as pending deletion when the subprocess
exits.
Juri Linkov [Sat, 15 Dec 2012 13:03:17 +0000 (15:03 +0200)]
* lisp/isearch.el (isearch-mode-map): Bind `C-x 8 RET' to
`isearch-insert-char-by-name'.
(with-isearch-suspended): New defmacro with body mostly from
`isearch-edit-string' except the part that sets
`isearch-new-string' and `isearch-new-message'.
(isearch-edit-string): Use new macro `with-isearch-suspended' with
body that sets `isearch-new-string' and `isearch-new-message'.
(isearch-insert-char-by-name): New command.
* lisp/international/mule-cmds.el (read-char-by-name): Let-bind
`enable-recursive-minibuffers' to t.
http://lists.gnu.org/archive/html/emacs-devel/2012-12/msg00234.html
Paul Eggert [Fri, 14 Dec 2012 18:59:00 +0000 (10:59 -0800)]
Fix permissions bugs with setgid directories etc.
* configure.ac (BSD4_2): Remove; no longer needed.
* admin/CPP-DEFINES (BSD4_2): Remove.
* doc/lispintro/emacs-lisp-intro.texi (Files List):
directory-files-and-attributes now outputs t for attribute that's
now a placeholder.
* doc/lispref/files.texi (Testing Accessibility): Document GROUP arg
of file-ownership-preserved-p.
(File Attributes): Document that 9th element is now
just a placeholder.
* doc/lispref/os.texi (User Identification): Document new functions group-gid,
group-real-gid.
* etc/NEWS: Document changes to file-attributes,
file-ownership-preserved-p.
Mention new functions group-gid, group-real-gid.
* lisp/files.el (backup-buffer): Don't rely on 9th output of
file-attributes, as it's now a placeholder. Instead, use the new
optional arg of file-ownership-preserved-p.
(file-ownership-preserved-p): New optional arg GROUP.
Fix mishandling of setuid directories that would cause this
function to return t when it should have returned nil.
Document what happens if the file does not exist, and when
it's not known whether the ownership will be preserved.
* lisp/net/tramp-sh.el (tramp-sh-handle-file-ownership-preserved-p):
Likewise.
(tramp-get-local-gid): Use group-gid for integer, as that's
faster and more reliable.
* src/dired.c (Ffile_attributes): Return t as the 9th attribute,
to mark it as a placeholder. The old value was often wrong.
The only user of this attribute has been changed to use
file-ownership-preserved-p instead, with its new group arg.
* src/editfns.c (Fgroup_gid, Fgroup_real_gid): New functions.
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