version 0.8.10
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5 changed files with 968 additions and 2 deletions
285
lib/wrappers/pcre.nim
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285
lib/wrappers/pcre.nim
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#************************************************
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# Perl-Compatible Regular Expressions *
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#***********************************************
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# This is the public header file for the PCRE library, to be #included by
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#applications that call the PCRE functions.
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#
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# Copyright (c) 1997-2010 University of Cambridge
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#
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#-----------------------------------------------------------------------------
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#Redistribution and use in source and binary forms, with or without
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#modification, are permitted provided that the following conditions are met:
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#
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# Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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#
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# Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# Neither the name of the University of Cambridge nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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#THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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#IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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#ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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#LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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#CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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#SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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#INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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#CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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#ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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#POSSIBILITY OF SUCH DAMAGE.
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#-----------------------------------------------------------------------------
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#
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when not defined(pcreDll):
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when hostOS == "windows":
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const pcreDll = "pcre3.dll"
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elif hostOS == "macosx":
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const pcreDll = "libpcre.dynlib"
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else:
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const pcreDll = "libpcre.so(.3|)"
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# The current PCRE version information.
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const
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MAJOR* = 8
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MINOR* = 10
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PRERELEASE* = true
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DATE* = "2010-06-25"
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# When an application links to a PCRE DLL in Windows, the symbols that are
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#imported have to be identified as such. When building PCRE, the appropriate
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#export setting is defined in pcre_internal.h, which includes this file. So we
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#don't change existing definitions of PCRE_EXP_DECL and PCRECPP_EXP_DECL.
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# Have to include stdlib.h in order to ensure that size_t is defined;
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#it is needed here for malloc.
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# Allow for C++ users
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# Options. Some are compile-time only, some are run-time only, and some are
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#both, so we keep them all distinct.
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const
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CASELESS* = 0x00000001
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MULTILINE* = 0x00000002
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DOTALL* = 0x00000004
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EXTENDED* = 0x00000008
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ANCHORED* = 0x00000010
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DOLLAR_ENDONLY* = 0x00000020
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EXTRA* = 0x00000040
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NOTBOL* = 0x00000080
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NOTEOL* = 0x00000100
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UNGREEDY* = 0x00000200
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NOTEMPTY* = 0x00000400
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UTF8* = 0x00000800
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NO_AUTO_CAPTURE* = 0x00001000
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NO_UTF8_CHECK* = 0x00002000
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AUTO_CALLOUT* = 0x00004000
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PARTIAL_SOFT* = 0x00008000
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PARTIAL* = 0x00008000 # Backwards compatible synonym
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DFA_SHORTEST* = 0x00010000
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DFA_RESTART* = 0x00020000
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FIRSTLINE* = 0x00040000
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DUPNAMES* = 0x00080000
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NEWLINE_CR* = 0x00100000
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NEWLINE_LF* = 0x00200000
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NEWLINE_CRLF* = 0x00300000
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NEWLINE_ANY* = 0x00400000
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NEWLINE_ANYCRLF* = 0x00500000
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BSR_ANYCRLF* = 0x00800000
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BSR_UNICODE* = 0x01000000
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JAVASCRIPT_COMPAT* = 0x02000000
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NO_START_OPTIMIZE* = 0x04000000
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NO_START_OPTIMISE* = 0x04000000
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PARTIAL_HARD* = 0x08000000
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NOTEMPTY_ATSTART* = 0x10000000
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UCP* = 0x20000000
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# Exec-time and get/set-time error codes
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const
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ERROR_NOMATCH* = (- 1)
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ERROR_NULL* = (- 2)
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ERROR_BADOPTION* = (- 3)
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ERROR_BADMAGIC* = (- 4)
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ERROR_UNKNOWN_OPCODE* = (- 5)
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ERROR_UNKNOWN_NODE* = (- 5) # For backward compatibility
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ERROR_NOMEMORY* = (- 6)
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ERROR_NOSUBSTRING* = (- 7)
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ERROR_MATCHLIMIT* = (- 8)
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ERROR_CALLOUT* = (- 9) # Never used by PCRE itself
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ERROR_BADUTF8* = (- 10)
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ERROR_BADUTF8_OFFSET* = (- 11)
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ERROR_PARTIAL* = (- 12)
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ERROR_BADPARTIAL* = (- 13)
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ERROR_INTERNAL* = (- 14)
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ERROR_BADCOUNT* = (- 15)
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ERROR_DFA_UITEM* = (- 16)
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ERROR_DFA_UCOND* = (- 17)
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ERROR_DFA_UMLIMIT* = (- 18)
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ERROR_DFA_WSSIZE* = (- 19)
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ERROR_DFA_RECURSE* = (- 20)
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ERROR_RECURSIONLIMIT* = (- 21)
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ERROR_NULLWSLIMIT* = (- 22) # No longer actually used
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ERROR_BADNEWLINE* = (- 23)
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# Request types for pcre_fullinfo()
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const
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INFO_OPTIONS* = 0
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INFO_SIZE* = 1
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INFO_CAPTURECOUNT* = 2
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INFO_BACKREFMAX* = 3
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INFO_FIRSTBYTE* = 4
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INFO_FIRSTCHAR* = 4 # For backwards compatibility
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INFO_FIRSTTABLE* = 5
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INFO_LASTLITERAL* = 6
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INFO_NAMEENTRYSIZE* = 7
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INFO_NAMECOUNT* = 8
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INFO_NAMETABLE* = 9
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INFO_STUDYSIZE* = 10
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INFO_DEFAULT_TABLES* = 11
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INFO_OKPARTIAL* = 12
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INFO_JCHANGED* = 13
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INFO_HASCRORLF* = 14
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INFO_MINLENGTH* = 15
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# Request types for pcre_config(). Do not re-arrange, in order to remain
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#compatible.
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const
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CONFIG_UTF8* = 0
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CONFIG_NEWLINE* = 1
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CONFIG_LINK_SIZE* = 2
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CONFIG_POSIX_MALLOC_THRESHOLD* = 3
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CONFIG_MATCH_LIMIT* = 4
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CONFIG_STACKRECURSE* = 5
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CONFIG_UNICODE_PROPERTIES* = 6
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CONFIG_MATCH_LIMIT_RECURSION* = 7
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CONFIG_BSR* = 8
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# Bit flags for the pcre_extra structure. Do not re-arrange or redefine
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#these bits, just add new ones on the end, in order to remain compatible.
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const
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EXTRA_STUDY_DATA* = 0x00000001
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EXTRA_MATCH_LIMIT* = 0x00000002
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EXTRA_CALLOUT_DATA* = 0x00000004
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EXTRA_TABLES* = 0x00000008
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EXTRA_MATCH_LIMIT_RECURSION* = 0x00000010
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EXTRA_MARK* = 0x00000020
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# Types
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type
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TPcre*{.pure, final.} = object
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PPcre* = ptr TPcre
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# When PCRE is compiled as a C++ library, the subject pointer type can be
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#replaced with a custom type. For conventional use, the public interface is a
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#const char *.
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# The structure for passing additional data to pcre_exec(). This is defined in
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#such as way as to be extensible. Always add new fields at the end, in order to
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#remain compatible.
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type
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Textra*{.pure, final.} = object
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flags*: int ## Bits for which fields are set
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study_data*: pointer ## Opaque data from pcre_study()
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match_limit*: int ## Maximum number of calls to match()
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callout_data*: pointer ## Data passed back in callouts
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tables*: ptr char ## Pointer to character tables
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match_limit_recursion*: int ## Max recursive calls to match()
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mark*: ptr ptr char ## For passing back a mark pointer
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# The structure for passing out data via the pcre_callout_function. We use a
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#structure so that new fields can be added on the end in future versions,
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#without changing the API of the function, thereby allowing old clients to work
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#without modification.
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type
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Tcallout_block*{.pure, final.} = object
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version*: cint ## Identifies version of block
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callout_number*: cint ## Number compiled into pattern
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offset_vector*: ptr cint ## The offset vector
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subject*: cstring ## The subject being matched
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subject_length*: cint ## The length of the subject
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start_match*: cint ## Offset to start of this match attempt
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current_position*: cint ## Where we currently are in the subject
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capture_top*: cint ## Max current capture
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capture_last*: cint ## Most recently closed capture
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callout_data*: pointer ## Data passed in with the call
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pattern_position*: cint ## Offset to next item in the pattern
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next_item_length*: cint ## Length of next item in the pattern
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# Indirection for store get and free functions. These can be set to
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#alternative malloc/free functions if required. Special ones are used in the
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#non-recursive case for "frames". There is also an optional callout function
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#that is triggered by the (?) regex item. For Virtual Pascal, these definitions
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#have to take another form.
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# Exported PCRE functions
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proc compile*(a2: cstring, a3: cint, a4: ptr cstring, a5: ptr cint,
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a6: ptr char): ptr TPcre{.cdecl, importc: "pcre_compile",
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dynlib: pcredll.}
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proc compile2*(a2: cstring, a3: cint, a4: ptr cint, a5: ptr cstring,
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a6: ptr cint, a7: ptr char): ptr TPcre{.cdecl,
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importc: "pcre_compile2", dynlib: pcredll.}
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proc config*(a2: cint, a3: pointer): cint{.cdecl, importc: "pcre_config",
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dynlib: pcredll.}
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proc copy_named_substring*(a2: ptr TPcre, a3: cstring, a4: ptr cint, a5: cint,
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a6: cstring, a7: cstring, a8: cint): cint{.cdecl,
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importc: "pcre_copy_named_substring", dynlib: pcredll.}
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proc copy_substring*(a2: cstring, a3: ptr cint, a4: cint, a5: cint,
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a6: cstring,
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a7: cint): cint{.cdecl, importc: "pcre_copy_substring",
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dynlib: pcredll.}
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proc dfa_exec*(a2: ptr TPcre, a3: ptr Textra, a4: cstring, a5: cint,
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a6: cint, a7: cint, a8: ptr cint, a9: cint, a10: ptr cint,
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a11: cint): cint{.cdecl, importc: "pcre_dfa_exec",
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dynlib: pcredll.}
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proc exec*(a2: ptr TPcre, a3: ptr Textra, a4: cstring, a5: cint, a6: cint,
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a7: cint, a8: ptr cint, a9: cint): cint {.
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cdecl, importc: "pcre_exec", dynlib: pcredll.}
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proc free_substring*(a2: cstring){.cdecl, importc: "pcre_free_substring",
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dynlib: pcredll.}
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proc free_substring_list*(a2: cstringArray){.cdecl,
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importc: "pcre_free_substring_list", dynlib: pcredll.}
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proc fullinfo*(a2: ptr TPcre, a3: ptr Textra, a4: cint, a5: pointer): cint{.
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cdecl, importc: "pcre_fullinfo", dynlib: pcredll.}
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proc get_named_substring*(a2: ptr TPcre, a3: cstring, a4: ptr cint, a5: cint,
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a6: cstring, a7: cstringArray): cint{.cdecl,
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importc: "pcre_get_named_substring", dynlib: pcredll.}
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proc get_stringnumber*(a2: ptr TPcre, a3: cstring): cint{.cdecl,
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importc: "pcre_get_stringnumber", dynlib: pcredll.}
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proc get_stringtable_entries*(a2: ptr TPcre, a3: cstring, a4: cstringArray,
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a5: cstringArray): cint{.cdecl,
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importc: "pcre_get_stringtable_entries", dynlib: pcredll.}
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proc get_substring*(a2: cstring, a3: ptr cint, a4: cint, a5: cint,
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a6: cstringArray): cint{.cdecl,
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importc: "pcre_get_substring", dynlib: pcredll.}
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proc get_substring_list*(a2: cstring, a3: ptr cint, a4: cint,
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a5: ptr cstringArray): cint{.cdecl,
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importc: "pcre_get_substring_list", dynlib: pcredll.}
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proc info*(a2: ptr TPcre, a3: ptr cint, a4: ptr cint): cint{.cdecl,
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importc: "pcre_info", dynlib: pcredll.}
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proc maketables*(): ptr char{.cdecl, importc: "pcre_maketables",
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dynlib: pcredll.}
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proc refcount*(a2: ptr TPcre, a3: cint): cint{.cdecl, importc: "pcre_refcount",
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dynlib: pcredll.}
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proc study*(a2: ptr TPcre, a3: cint, a4: cstringArray): ptr Textra{.cdecl,
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importc: "pcre_study", dynlib: pcredll.}
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proc version*(): cstring{.cdecl, importc: "pcre_version", dynlib: pcredll.}
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var
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pcre_free*: proc (p: ptr TPcre) {.cdecl.}
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