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plperl.h
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plperl.h
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/*-------------------------------------------------------------------------
*
* plperl.h
* Common include file for PL/Perl files
*
* This should be included _AFTER_ postgres.h and system include files
*
* Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
* Portions Copyright (c) 1995, Regents of the University of California
*
* src/pl/plperl/plperl.h
*/
#ifndef PL_PERL_H
#define PL_PERL_H
/* stop perl headers from hijacking stdio and other stuff on Windows */
#ifdef WIN32
#define WIN32IO_IS_STDIO
/*
* isnan is defined in both the perl and mingw headers. We don't use it,
* so this just clears up the compile warning.
*/
#ifdef isnan
#undef isnan
#endif
#endif /* WIN32 */
/*
* Supply a value of PERL_UNUSED_DECL that will satisfy gcc - the one
* perl itself supplies doesn't seem to.
*/
#define PERL_UNUSED_DECL pg_attribute_unused()
/*
* Sometimes perl carefully scribbles on our *printf macros.
* So we undefine them here and redefine them after it's done its dirty deed.
*/
#ifdef USE_REPL_SNPRINTF
#undef snprintf
#undef vsnprintf
#endif
/*
* ActivePerl 5.18 and later are MinGW-built, and their headers use GCC's
* __inline__. Translate to something MSVC recognizes.
*/
#ifdef _MSC_VER
#define __inline__ inline
#endif
/*
* Get the basic Perl API. We use PERL_NO_GET_CONTEXT mode so that our code
* can compile against MULTIPLICITY Perl builds without including XSUB.h.
*/
#define PERL_NO_GET_CONTEXT
#include "EXTERN.h"
#include "perl.h"
/*
* We want to include XSUB.h only within .xs files, because on some platforms
* it undesirably redefines a lot of libc functions. But it must appear
* before ppport.h, so use a #define flag to control inclusion here.
*/
#ifdef PG_NEED_PERL_XSUB_H
#include "XSUB.h"
#endif
/* put back our snprintf and vsnprintf */
#ifdef USE_REPL_SNPRINTF
#ifdef snprintf
#undef snprintf
#endif
#ifdef vsnprintf
#undef vsnprintf
#endif
#ifdef __GNUC__
#define vsnprintf(...) pg_vsnprintf(__VA_ARGS__)
#define snprintf(...) pg_snprintf(__VA_ARGS__)
#else
#define vsnprintf pg_vsnprintf
#define snprintf pg_snprintf
#endif /* __GNUC__ */
#endif /* USE_REPL_SNPRINTF */
/* perl version and platform portability */
#include "ppport.h"
/* perl may have a different width of "bool", don't buy it */
#ifdef bool
#undef bool
#endif
/* supply HeUTF8 if it's missing - ppport.h doesn't supply it, unfortunately */
#ifndef HeUTF8
#define HeUTF8(he) ((HeKLEN(he) == HEf_SVKEY) ? \
SvUTF8(HeKEY_sv(he)) : \
(U32)HeKUTF8(he))
#endif
/* supply GvCV_set if it's missing - ppport.h doesn't supply it, unfortunately */
#ifndef GvCV_set
#define GvCV_set(gv, cv) (GvCV(gv) = cv)
#endif
/* Perl 5.19.4 changed array indices from I32 to SSize_t */
#if PERL_BCDVERSION >= 0x5019004
#define AV_SIZE_MAX SSize_t_MAX
#else
#define AV_SIZE_MAX I32_MAX
#endif
/* declare routines from plperl.c for access by .xs files */
HV *plperl_spi_exec(char *, int);
void plperl_return_next(SV *);
SV *plperl_spi_query(char *);
SV *plperl_spi_fetchrow(char *);
SV *plperl_spi_prepare(char *, int, SV **);
HV *plperl_spi_exec_prepared(char *, HV *, int, SV **);
SV *plperl_spi_query_prepared(char *, int, SV **);
void plperl_spi_freeplan(char *);
void plperl_spi_cursor_close(char *);
char *plperl_sv_to_literal(SV *, char *);
void plperl_util_elog(int level, SV *msg);
#endif /* PL_PERL_H */