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authorErlang/OTP <[email protected]>2009-11-20 14:54:40 +0000
committerErlang/OTP <[email protected]>2009-11-20 14:54:40 +0000
commit84adefa331c4159d432d22840663c38f155cd4c1 (patch)
treebff9a9c66adda4df2106dfd0e5c053ab182a12bd /erts/emulator/pcre/pcre_config.c
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The R13B03 release.OTP_R13B03
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+/*************************************************
+* Perl-Compatible Regular Expressions *
+*************************************************/
+
+/* PCRE is a library of functions to support regular expressions whose syntax
+and semantics are as close as possible to those of the Perl 5 language.
+
+ Written by Philip Hazel
+ Copyright (c) 1997-2008 University of Cambridge
+
+-----------------------------------------------------------------------------
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the name of the University of Cambridge nor the names of its
+ contributors may be used to endorse or promote products derived from
+ this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+-----------------------------------------------------------------------------
+*/
+
+
+/* This module contains the external function erts_pcre_config(). */
+
+/* %ExternalCopyright% */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "pcre_internal.h"
+
+
+/*************************************************
+* Return info about what features are configured *
+*************************************************/
+
+/* This function has an extensible interface so that additional items can be
+added compatibly.
+
+Arguments:
+ what what information is required
+ where where to put the information
+
+Returns: 0 if data returned, negative on error
+*/
+
+PCRE_EXP_DEFN int
+erts_pcre_config(int what, void *where)
+{
+switch (what)
+ {
+ case PCRE_CONFIG_UTF8:
+#ifdef SUPPORT_UTF8
+ *((int *)where) = 1;
+#else
+ *((int *)where) = 0;
+#endif
+ break;
+
+ case PCRE_CONFIG_UNICODE_PROPERTIES:
+#ifdef SUPPORT_UCP
+ *((int *)where) = 1;
+#else
+ *((int *)where) = 0;
+#endif
+ break;
+
+ case PCRE_CONFIG_NEWLINE:
+ *((int *)where) = NEWLINE;
+ break;
+
+ case PCRE_CONFIG_BSR:
+#ifdef BSR_ANYCRLF
+ *((int *)where) = 1;
+#else
+ *((int *)where) = 0;
+#endif
+ break;
+
+ case PCRE_CONFIG_LINK_SIZE:
+ *((int *)where) = LINK_SIZE;
+ break;
+
+ case PCRE_CONFIG_POSIX_MALLOC_THRESHOLD:
+ *((int *)where) = POSIX_MALLOC_THRESHOLD;
+ break;
+
+ case PCRE_CONFIG_MATCH_LIMIT:
+ *((unsigned int *)where) = MATCH_LIMIT;
+ break;
+
+ case PCRE_CONFIG_MATCH_LIMIT_RECURSION:
+ *((unsigned int *)where) = MATCH_LIMIT_RECURSION;
+ break;
+
+ case PCRE_CONFIG_STACKRECURSE:
+#ifdef NO_RECURSE
+ *((int *)where) = 0;
+#else
+ *((int *)where) = 1;
+#endif
+ break;
+
+ default: return PCRE_ERROR_BADOPTION;
+ }
+
+return 0;
+}
+
+/* End of pcre_config.c */