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pgbackrest/libc/LibC.xs
David Steele d8ca0e5c5b Add Perl interface to C PgQuery object.
This validates that all current queries work with the new interface and removes the dependency on DBD::Pg.
2019-07-25 17:05:39 -04:00

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/***********************************************************************************************************************************
C to Perl Interface
The following C types are mapped by the current typemap:
'AV *', 'Boolean', 'CV *', 'FILE *', 'FileHandle', 'HV *', 'I16', 'I32', 'I8', 'IV', 'InOutStream', 'InputStream', 'NV',
'OutputStream', 'PerlIO *', 'Result', 'STRLEN', 'SV *', 'SVREF', 'SysRet', 'SysRetLong', 'Time_t *', 'U16', 'U32', 'U8', 'UV',
'bool', 'bool_t', 'caddr_t', 'char', 'char *', 'char **', 'const char *', 'double', 'float', 'int', 'long', 'short', 'size_t',
'ssize_t', 'time_t', 'unsigned', 'unsigned char', 'unsigned char *', 'unsigned int', 'unsigned long', 'unsigned long *',
'unsigned short', 'void *', 'wchar_t', 'wchar_t *'
***********************************************************************************************************************************/
#include "build.auto.h"
#define PERL_NO_GET_CONTEXT
/***********************************************************************************************************************************
Perl includes
Order is critical here so don't change it.
***********************************************************************************************************************************/
#if __GNUC__ > 4 || (__GNUC__ == 4 && (__GNUC_MINOR__ > 8 || (__GNUC_MINOR__ == 8 && __GNUC_PATCHLEVEL__ >= 0)))
#define WARNING_MAYBE_INITIALIZED 1
#elif __GNUC__ > 4 || (__GNUC__ == 4 && (__GNUC_MINOR__ > 6 || (__GNUC_MINOR__ == 6 && __GNUC_PATCHLEVEL__ >= 0)))
#define WARNING_INITIALIZED 1
#endif
#if WARNING_MAYBE_INITIALIZED
#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
#elif WARNING_INITIALIZED
#pragma GCC diagnostic ignored "-Wuninitialized"
#endif
#pragma GCC diagnostic ignored "-Wsign-conversion"
#pragma GCC diagnostic ignored "-Wconversion"
#include <XSUB.h>
#include <EXTERN.h>
#include <perl.h>
#if WARNING_MAYBE_INITIALIZED
#pragma GCC diagnostic warning "-Wmaybe-uninitialized"
#elif WARNING_INITIALIZED
#pragma GCC diagnostic warning "-Wuninitialized"
#endif
/***********************************************************************************************************************************
C includes
These includes are from the src directory. There is no Perl-specific code in them.
***********************************************************************************************************************************/
#include "common/crypto/common.h"
#include "common/error.h"
#include "common/io/io.h"
#include "common/lock.h"
#include "config/config.h"
#include "config/define.h"
#include "config/load.h"
#include "config/parse.h"
#include "perl/config.h"
#include "postgres/pageChecksum.h"
#include "storage/posix/storage.h"
/***********************************************************************************************************************************
Helper macros
***********************************************************************************************************************************/
#include "LibC.h"
/***********************************************************************************************************************************
XSH includes
These includes define data structures that are required for the C to Perl interface but are not part of the regular C source.
***********************************************************************************************************************************/
#include "xs/crypto/hash.xsh"
#include "xs/common/encode.xsh"
#include "xs/postgres/client.xsh"
#include "xs/storage/storage.xsh"
#include "xs/storage/storageRead.xsh"
#include "xs/storage/storageWrite.xsh"
/***********************************************************************************************************************************
Module definition
***********************************************************************************************************************************/
MODULE = pgBackRest::LibC PACKAGE = pgBackRest::LibC
PROTOTYPES: DISABLE
# Return UVSIZE to ensure that this Perl supports 64-bit integers
# ----------------------------------------------------------------------------------------------------------------------------------
I32
libcUvSize()
CODE:
RETVAL = UVSIZE;
OUTPUT:
RETVAL
# Exported functions and modules
#
# These modules should map 1-1 with C modules in src directory.
# ----------------------------------------------------------------------------------------------------------------------------------
INCLUDE: xs/common/encode.xs
INCLUDE: xs/common/lock.xs
INCLUDE: xs/config/config.xs
INCLUDE: xs/config/configTest.xs
INCLUDE: xs/config/define.xs
INCLUDE: xs/crypto/hash.xs
INCLUDE: xs/crypto/random.xs
INCLUDE: xs/postgres/client.xs
INCLUDE: xs/postgres/pageChecksum.xs
INCLUDE: xs/storage/storage.xs
INCLUDE: xs/storage/storageRead.xs
INCLUDE: xs/storage/storageWrite.xs