/* A substitute for ISO C99 , for platforms that lack it. Copyright (C) 2006, 2007 Free Software Foundation, Inc. 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. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 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. */ /* Written by Bruno Haible and Paul Eggert. */ /* * ISO C 99 for platforms that lack it. * * * iswctype, towctrans, towlower, towupper, wctrans, wctype, * wctrans_t, and wctype_t are not yet implemented. */ #ifndef _GL_WCTYPE_H #if @HAVE_WINT_T@ /* Solaris 2.5 has a bug: must be included before . Tru64 with Desktop Toolkit C has a bug: must be included before . BSD/OS 4.0.1 has a bug: , and must be included before . */ # include # include # include # include #endif /* Include the original if it exists. BeOS 5 has the functions but no . */ /* The include_next requires a split double-inclusion guard. */ #if @HAVE_WCTYPE_H@ # @INCLUDE_NEXT@ @NEXT_WCTYPE_H@ #endif #ifndef _GL_WCTYPE_H #define _GL_WCTYPE_H #if @HAVE_WINT_T@ typedef wint_t __wctype_wint_t; #else typedef int __wctype_wint_t; #endif /* FreeBSD 4.4 to 4.11 has but lacks the functions. Assume all 12 functions are implemented the same way, or not at all. */ #if ! @HAVE_ISWCNTRL@ /* IRIX 5.3 has macros but no functions, its isw* macros refer to an undefined variable _ctmp_ and to macros like _P, and they refer to system functions like _iswctype that are not in the standard C library. Rather than try to get ancient buggy implementations like this to work, just disable them. */ # undef iswalnum # undef iswalpha # undef iswblank # undef iswcntrl # undef iswdigit # undef iswgraph # undef iswlower # undef iswprint # undef iswpunct # undef iswspace # undef iswupper # undef iswxdigit static inline int iswalnum (__wctype_wint_t wc) { return ((wc >= '0' && wc <= '9') || ((wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'Z')); } static inline int iswalpha (__wctype_wint_t wc) { return (wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'Z'; } static inline int iswblank (__wctype_wint_t wc) { return wc == ' ' || wc == '\t'; } static inline int iswcntrl (__wctype_wint_t wc) { return (wc & ~0x1f) == 0 || wc == 0x7f; } static inline int iswdigit (__wctype_wint_t wc) { return wc >= '0' && wc <= '9'; } static inline int iswgraph (__wctype_wint_t wc) { return wc >= '!' && wc <= '~'; } static inline int iswlower (__wctype_wint_t wc) { return wc >= 'a' && wc <= 'z'; } static inline int iswprint (__wctype_wint_t wc) { return wc >= ' ' && wc <= '~'; } static inline int iswpunct (__wctype_wint_t wc) { return (wc >= '!' && wc <= '~' && !((wc >= '0' && wc <= '9') || ((wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'Z'))); } static inline int iswspace (__wctype_wint_t wc) { return (wc == ' ' || wc == '\t' || wc == '\n' || wc == '\v' || wc == '\f' || wc == '\r'); } static inline int iswupper (__wctype_wint_t wc) { return wc >= 'A' && wc <= 'Z'; } static inline int iswxdigit (__wctype_wint_t wc) { return ((wc >= '0' && wc <= '9') || ((wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'F')); } # endif /* ! HAVE_ISWCNTRL */ #endif /* _GL_WCTYPE_H */ #endif /* _GL_WCTYPE_H */