| .TH PCRE_CONFIG 3 |
| .SH NAME |
| PCRE - Perl-compatible regular expressions |
| .SH SYNOPSIS |
| .rs |
| .sp |
| .B #include <pcre.h> |
| .PP |
| .SM |
| .B int pcre_config(int \fIwhat\fP, void *\fIwhere\fP); |
| . |
| .SH DESCRIPTION |
| .rs |
| .sp |
| This function makes it possible for a client program to find out which optional |
| features are available in the version of the PCRE library it is using. The |
| arguments are as follows: |
| .sp |
| \fIwhat\fP A code specifying what information is required |
| \fIwhere\fP Points to where to put the data |
| .sp |
| The \fIwhere\fP argument must point to an integer variable, except for |
| PCRE_CONFIG_MATCH_LIMIT and PCRE_CONFIG_MATCH_LIMIT_RECURSION, when it must |
| point to an unsigned long integer. The available codes are: |
| .sp |
| PCRE_CONFIG_JIT Availability of just-in-time compiler |
| support (1=yes 0=no) |
| PCRE_CONFIG_LINK_SIZE Internal link size: 2, 3, or 4 |
| PCRE_CONFIG_MATCH_LIMIT Internal resource limit |
| PCRE_CONFIG_MATCH_LIMIT_RECURSION |
| Internal recursion depth limit |
| PCRE_CONFIG_NEWLINE Value of the default newline sequence: |
| 13 (0x000d) for CR |
| 10 (0x000a) for LF |
| 3338 (0x0d0a) for CRLF |
| -2 for ANYCRLF |
| -1 for ANY |
| PCRE_CONFIG_BSR Indicates what \eR matches by default: |
| 0 all Unicode line endings |
| 1 CR, LF, or CRLF only |
| PCRE_CONFIG_POSIX_MALLOC_THRESHOLD |
| Threshold of return slots, above which |
| \fBmalloc()\fP is used by the POSIX API |
| PCRE_CONFIG_STACKRECURSE Recursion implementation (1=stack 0=heap) |
| PCRE_CONFIG_UTF8 Availability of UTF-8 support (1=yes 0=no) |
| PCRE_CONFIG_UNICODE_PROPERTIES |
| Availability of Unicode property support |
| (1=yes 0=no) |
| .sp |
| The function yields 0 on success or PCRE_ERROR_BADOPTION otherwise. |
| .P |
| There is a complete description of the PCRE native API in the |
| .\" HREF |
| \fBpcreapi\fP |
| .\" |
| page and a description of the POSIX API in the |
| .\" HREF |
| \fBpcreposix\fP |
| .\" |
| page. |