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author | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-01-20 10:55:18 +0000 |
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committer | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-01-20 10:55:18 +0000 |
commit | 70e9163c9c18e995515598085cb824e554eb7ae7 (patch) | |
tree | a42dc8b2a6c031354bf31472de888bfc8a060132 /lib/argmatch.h | |
parent | cbf5993c43f49281173f185863577d86bfac6eae (diff) | |
download | coreutils-tarball-70e9163c9c18e995515598085cb824e554eb7ae7.tar.gz |
coreutils-8.25HEADcoreutils-8.25master
Diffstat (limited to 'lib/argmatch.h')
-rw-r--r-- | lib/argmatch.h | 58 |
1 files changed, 33 insertions, 25 deletions
diff --git a/lib/argmatch.h b/lib/argmatch.h index f2dfe59..43cda5a 100644 --- a/lib/argmatch.h +++ b/lib/argmatch.h @@ -1,12 +1,12 @@ /* argmatch.h -- definitions and prototypes for argmatch.c - Copyright (C) 1990, 1998, 1999, 2001, 2002, 2004, 2005 Free Software + Copyright (C) 1990, 1998-1999, 2001-2002, 2004-2005, 2009-2016 Free Software Foundation, Inc. - This program is free software; you can redistribute it and/or modify + This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of @@ -14,8 +14,7 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software Foundation, - Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + along with this program. If not, see <http://www.gnu.org/licenses/>. */ /* Written by David MacKenzie <djm@ai.mit.edu> Modified by Akim Demaille <demaille@inf.enst.fr> */ @@ -27,6 +26,10 @@ # include "verify.h" +#ifdef __cplusplus +extern "C" { +#endif + # define ARRAY_CARDINALITY(Array) (sizeof (Array) / sizeof *(Array)) /* Assert there are as many real arguments as there are values @@ -41,21 +44,21 @@ to the same values in VALLIST). */ ptrdiff_t argmatch (char const *arg, char const *const *arglist, - char const *vallist, size_t valsize); + char const *vallist, size_t valsize) _GL_ATTRIBUTE_PURE; # define ARGMATCH(Arg, Arglist, Vallist) \ argmatch (Arg, Arglist, (char const *) (Vallist), sizeof *(Vallist)) /* xargmatch calls this function when it fails. This function should not return. By default, this is a function that calls ARGMATCH_DIE which - in turn defaults to `exit (exit_failure)'. */ + in turn defaults to 'exit (exit_failure)'. */ typedef void (*argmatch_exit_fn) (void); extern argmatch_exit_fn argmatch_die; /* Report on stderr why argmatch failed. Report correct values. */ void argmatch_invalid (char const *context, char const *value, - ptrdiff_t problem); + ptrdiff_t problem); /* Left for compatibility with the old name invalid_arg */ @@ -67,37 +70,42 @@ void argmatch_invalid (char const *context, char const *value, /* Report on stderr the list of possible arguments. */ void argmatch_valid (char const *const *arglist, - char const *vallist, size_t valsize); + char const *vallist, size_t valsize); # define ARGMATCH_VALID(Arglist, Vallist) \ argmatch_valid (Arglist, (char const *) (Vallist), sizeof *(Vallist)) -/* Same as argmatch, but upon failure, reports a explanation on the - failure, and exits using the function EXIT_FN. */ +/* Same as argmatch, but upon failure, report an explanation of the + failure, and exit using the function EXIT_FN. */ ptrdiff_t __xargmatch_internal (char const *context, - char const *arg, char const *const *arglist, - char const *vallist, size_t valsize, - argmatch_exit_fn exit_fn); + char const *arg, char const *const *arglist, + char const *vallist, size_t valsize, + argmatch_exit_fn exit_fn); /* Programmer friendly interface to __xargmatch_internal. */ -# define XARGMATCH(Context, Arg, Arglist, Vallist) \ - ((Vallist) [__xargmatch_internal (Context, Arg, Arglist, \ - (char const *) (Vallist), \ - sizeof *(Vallist), \ - argmatch_die)]) +# define XARGMATCH(Context, Arg, Arglist, Vallist) \ + ((Vallist) [__xargmatch_internal (Context, Arg, Arglist, \ + (char const *) (Vallist), \ + sizeof *(Vallist), \ + argmatch_die)]) /* Convert a value into a corresponding argument. */ char const *argmatch_to_argument (char const *value, - char const *const *arglist, - char const *vallist, size_t valsize); + char const *const *arglist, + char const *vallist, size_t valsize) + _GL_ATTRIBUTE_PURE; + +# define ARGMATCH_TO_ARGUMENT(Value, Arglist, Vallist) \ + argmatch_to_argument (Value, Arglist, \ + (char const *) (Vallist), sizeof *(Vallist)) -# define ARGMATCH_TO_ARGUMENT(Value, Arglist, Vallist) \ - argmatch_to_argument (Value, Arglist, \ - (char const *) (Vallist), sizeof *(Vallist)) +#ifdef __cplusplus +} +#endif #endif /* ARGMATCH_H_ */ |