df759c2a21
2004-01-28 Paolo Bonzini <bonzini@gnu.org> Merge regex changes in gawk. * posix/regcomp.c (build_range_exp) [!_LIBC]: Check validity of collation elements. * posix/regex.c: Include limits.h. * posix/regex.h: Document REG_ECOLLATE correctly. * posix/regex_internal.h [!_LIBC && !ENABLE_NLS]: Disable NLS.
98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
/* Extended regular expression matching and search library.
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Copyright (C) 2002, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifdef _AIX
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#pragma alloca
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#else
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# ifndef allocax /* predefined by HP cc +Olibcalls */
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# ifdef __GNUC__
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# define alloca(size) __builtin_alloca (size)
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# else
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# if HAVE_ALLOCA_H
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# include <alloca.h>
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# else
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# ifdef __hpux
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void *alloca ();
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# else
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# if !defined __OS2__ && !defined WIN32
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char *alloca ();
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# else
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# include <malloc.h> /* OS/2 defines alloca in here */
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# endif
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# endif
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# endif
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# endif
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# endif
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#endif
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#ifdef _LIBC
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/* We have to keep the namespace clean. */
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# define regfree(preg) __regfree (preg)
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# define regexec(pr, st, nm, pm, ef) __regexec (pr, st, nm, pm, ef)
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# define regcomp(preg, pattern, cflags) __regcomp (preg, pattern, cflags)
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# define regerror(errcode, preg, errbuf, errbuf_size) \
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__regerror(errcode, preg, errbuf, errbuf_size)
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# define re_set_registers(bu, re, nu, st, en) \
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__re_set_registers (bu, re, nu, st, en)
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# define re_match_2(bufp, string1, size1, string2, size2, pos, regs, stop) \
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__re_match_2 (bufp, string1, size1, string2, size2, pos, regs, stop)
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# define re_match(bufp, string, size, pos, regs) \
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__re_match (bufp, string, size, pos, regs)
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# define re_search(bufp, string, size, startpos, range, regs) \
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__re_search (bufp, string, size, startpos, range, regs)
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# define re_compile_pattern(pattern, length, bufp) \
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__re_compile_pattern (pattern, length, bufp)
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# define re_set_syntax(syntax) __re_set_syntax (syntax)
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# define re_search_2(bufp, st1, s1, st2, s2, startpos, range, regs, stop) \
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__re_search_2 (bufp, st1, s1, st2, s2, startpos, range, regs, stop)
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# define re_compile_fastmap(bufp) __re_compile_fastmap (bufp)
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# include "../locale/localeinfo.h"
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#endif
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/* POSIX says that <sys/types.h> must be included (by the caller) before
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<regex.h>. */
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#include <sys/types.h>
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/* On some systems, limits.h sets RE_DUP_MAX to a lower value than
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GNU regex allows. Include it before <regex.h>, which correctly
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#undefs RE_DUP_MAX and sets it to the right value. */
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#include <limits.h>
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#include <regex.h>
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#include "regex_internal.h"
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#include "regex_internal.c"
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#include "regcomp.c"
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#include "regexec.c"
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/* Binary backward compatibility. */
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#if _LIBC
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# include <shlib-compat.h>
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# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3)
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link_warning (re_max_failures, "the 're_max_failures' variable is obsolete and will go away.")
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int re_max_failures = 2000;
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# endif
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#endif
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