Import filemode module from gnulib.
* .bzrignore: Add lib/sys/.
* Makefile.in (GNULIB_MODULES): Add filemode.
* lib/Makefile.am (MOSTLYCLEANDIRS): New macro.
* lib/filemode.c: Renamed from src/filemode.c and regenerated
from gnulib. This adds support for some more file types, e.g.,
Cray DMF migrated files.
* lisp/emacs-lisp/find-gc.el (find-gc-source-files): Remove filemode.c.
* lib/filemode.h, lib/sys_stat.in.h, m4/filemode.m4, m4/st_dm_mode.m4:
* m4/sys_stat_h.m4: New files, generated from gnulib.
* aclocal.m4, configure, lib/Makefile.in, lib/gnulib.mk, m4/gl-comp.m4:
Regenerate.
2011-02-20 Paul Eggert <eggert@cs.ucla.edu>
2011-02-20 10:51:50 +00:00
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/* filemode.c -- make a string describing file modes
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2024-01-02 01:47:10 +00:00
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Copyright (C) 1985, 1990, 1993, 1998-2000, 2004, 2006, 2009-2024 Free
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Import filemode module from gnulib.
* .bzrignore: Add lib/sys/.
* Makefile.in (GNULIB_MODULES): Add filemode.
* lib/Makefile.am (MOSTLYCLEANDIRS): New macro.
* lib/filemode.c: Renamed from src/filemode.c and regenerated
from gnulib. This adds support for some more file types, e.g.,
Cray DMF migrated files.
* lisp/emacs-lisp/find-gc.el (find-gc-source-files): Remove filemode.c.
* lib/filemode.h, lib/sys_stat.in.h, m4/filemode.m4, m4/st_dm_mode.m4:
* m4/sys_stat_h.m4: New files, generated from gnulib.
* aclocal.m4, configure, lib/Makefile.in, lib/gnulib.mk, m4/gl-comp.m4:
Regenerate.
2011-02-20 Paul Eggert <eggert@cs.ucla.edu>
2011-02-20 10:51:50 +00:00
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Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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2022-02-23 19:11:52 +00:00
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the Free Software Foundation, either version 3 of the License, or
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Import filemode module from gnulib.
* .bzrignore: Add lib/sys/.
* Makefile.in (GNULIB_MODULES): Add filemode.
* lib/Makefile.am (MOSTLYCLEANDIRS): New macro.
* lib/filemode.c: Renamed from src/filemode.c and regenerated
from gnulib. This adds support for some more file types, e.g.,
Cray DMF migrated files.
* lisp/emacs-lisp/find-gc.el (find-gc-source-files): Remove filemode.c.
* lib/filemode.h, lib/sys_stat.in.h, m4/filemode.m4, m4/st_dm_mode.m4:
* m4/sys_stat_h.m4: New files, generated from gnulib.
* aclocal.m4, configure, lib/Makefile.in, lib/gnulib.mk, m4/gl-comp.m4:
Regenerate.
2011-02-20 Paul Eggert <eggert@cs.ucla.edu>
2011-02-20 10:51:50 +00:00
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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2017-09-13 09:07:03 +00:00
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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Import filemode module from gnulib.
* .bzrignore: Add lib/sys/.
* Makefile.in (GNULIB_MODULES): Add filemode.
* lib/Makefile.am (MOSTLYCLEANDIRS): New macro.
* lib/filemode.c: Renamed from src/filemode.c and regenerated
from gnulib. This adds support for some more file types, e.g.,
Cray DMF migrated files.
* lisp/emacs-lisp/find-gc.el (find-gc-source-files): Remove filemode.c.
* lib/filemode.h, lib/sys_stat.in.h, m4/filemode.m4, m4/st_dm_mode.m4:
* m4/sys_stat_h.m4: New files, generated from gnulib.
* aclocal.m4, configure, lib/Makefile.in, lib/gnulib.mk, m4/gl-comp.m4:
Regenerate.
2011-02-20 Paul Eggert <eggert@cs.ucla.edu>
2011-02-20 10:51:50 +00:00
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#include <config.h>
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#include "filemode.h"
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#if ! HAVE_DECL_STRMODE
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/* Return a character indicating the type of file described by
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file mode BITS:
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'-' regular file
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'b' block special file
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'c' character special file
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'C' high performance ("contiguous data") file
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'd' directory
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'D' door
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'l' symbolic link
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'm' multiplexed file (7th edition Unix; obsolete)
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'n' network special file (HP-UX)
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'p' fifo (named pipe)
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'P' port
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's' socket
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'w' whiteout (4.4BSD)
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'?' some other file type */
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static char
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ftypelet (mode_t bits)
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{
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/* These are the most common, so test for them first. */
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if (S_ISREG (bits))
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return '-';
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if (S_ISDIR (bits))
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return 'd';
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/* Other letters standardized by POSIX 1003.1-2004. */
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if (S_ISBLK (bits))
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return 'b';
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if (S_ISCHR (bits))
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return 'c';
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if (S_ISLNK (bits))
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return 'l';
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if (S_ISFIFO (bits))
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return 'p';
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/* Other file types (though not letters) standardized by POSIX. */
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if (S_ISSOCK (bits))
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return 's';
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/* Nonstandard file types. */
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if (S_ISCTG (bits))
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return 'C';
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if (S_ISDOOR (bits))
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return 'D';
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2012-12-24 06:24:08 +00:00
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if (S_ISMPB (bits) || S_ISMPC (bits) || S_ISMPX (bits))
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Import filemode module from gnulib.
* .bzrignore: Add lib/sys/.
* Makefile.in (GNULIB_MODULES): Add filemode.
* lib/Makefile.am (MOSTLYCLEANDIRS): New macro.
* lib/filemode.c: Renamed from src/filemode.c and regenerated
from gnulib. This adds support for some more file types, e.g.,
Cray DMF migrated files.
* lisp/emacs-lisp/find-gc.el (find-gc-source-files): Remove filemode.c.
* lib/filemode.h, lib/sys_stat.in.h, m4/filemode.m4, m4/st_dm_mode.m4:
* m4/sys_stat_h.m4: New files, generated from gnulib.
* aclocal.m4, configure, lib/Makefile.in, lib/gnulib.mk, m4/gl-comp.m4:
Regenerate.
2011-02-20 Paul Eggert <eggert@cs.ucla.edu>
2011-02-20 10:51:50 +00:00
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return 'm';
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if (S_ISNWK (bits))
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return 'n';
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if (S_ISPORT (bits))
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return 'P';
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if (S_ISWHT (bits))
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return 'w';
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return '?';
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}
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/* Like filemodestring, but rely only on MODE. */
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void
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strmode (mode_t mode, char *str)
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{
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str[0] = ftypelet (mode);
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str[1] = mode & S_IRUSR ? 'r' : '-';
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str[2] = mode & S_IWUSR ? 'w' : '-';
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str[3] = (mode & S_ISUID
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? (mode & S_IXUSR ? 's' : 'S')
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: (mode & S_IXUSR ? 'x' : '-'));
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str[4] = mode & S_IRGRP ? 'r' : '-';
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str[5] = mode & S_IWGRP ? 'w' : '-';
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str[6] = (mode & S_ISGID
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? (mode & S_IXGRP ? 's' : 'S')
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: (mode & S_IXGRP ? 'x' : '-'));
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str[7] = mode & S_IROTH ? 'r' : '-';
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str[8] = mode & S_IWOTH ? 'w' : '-';
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str[9] = (mode & S_ISVTX
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? (mode & S_IXOTH ? 't' : 'T')
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: (mode & S_IXOTH ? 'x' : '-'));
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str[10] = ' ';
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str[11] = '\0';
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}
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#endif /* ! HAVE_DECL_STRMODE */
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/* filemodestring - fill in string STR with an ls-style ASCII
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representation of the st_mode field of file stats block STATP.
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12 characters are stored in STR.
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The characters stored in STR are:
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0 File type, as in ftypelet above, except that other letters are used
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for files whose type cannot be determined solely from st_mode:
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'F' semaphore
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'Q' message queue
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'S' shared memory object
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'T' typed memory object
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1 'r' if the owner may read, '-' otherwise.
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2 'w' if the owner may write, '-' otherwise.
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3 'x' if the owner may execute, 's' if the file is
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set-user-id, '-' otherwise.
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'S' if the file is set-user-id, but the execute
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bit isn't set.
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4 'r' if group members may read, '-' otherwise.
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5 'w' if group members may write, '-' otherwise.
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6 'x' if group members may execute, 's' if the file is
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set-group-id, '-' otherwise.
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'S' if it is set-group-id but not executable.
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7 'r' if any user may read, '-' otherwise.
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8 'w' if any user may write, '-' otherwise.
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9 'x' if any user may execute, 't' if the file is "sticky"
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(will be retained in swap space after execution), '-'
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otherwise.
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'T' if the file is sticky but not executable.
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10 ' ' for compatibility with 4.4BSD strmode,
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since this interface does not support ACLs.
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11 '\0'. */
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void
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filemodestring (struct stat const *statp, char *str)
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{
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strmode (statp->st_mode, str);
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if (S_TYPEISSEM (statp))
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str[0] = 'F';
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else if (S_TYPEISMQ (statp))
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str[0] = 'Q';
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else if (S_TYPEISSHM (statp))
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str[0] = 'S';
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else if (S_TYPEISTMO (statp))
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str[0] = 'T';
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}
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