08-11-2011
VIm will not automatically convert existing files. What you set in ~/.vimrc are settings for the UI and new files, but the encodings and file formats of existing files will not be changed unless the user explicitly says so.
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LEARN ABOUT LINUX
pcre_config
PCRE_CONFIG(3) Library Functions Manual PCRE_CONFIG(3)
NAME
PCRE - Perl-compatible regular expressions
SYNOPSIS
#include <pcre.h>
int pcre_config(int what, void *where);
DESCRIPTION
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. Its arguments are as follows:
what A code specifying what information is required
where Points to where to put the data
The available codes are:
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 R 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 malloc() 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)
The function yields 0 on success or PCRE_ERROR_BADOPTION otherwise.
There is a complete description of the PCRE native API in the pcreapi page and a description of the POSIX API in the pcreposix page.
PCRE_CONFIG(3)