602730a327
Entersyscall and Exitsyscall around calls to wrapped C/C++ code. git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@12940 626c5289-ae23-0410-ae9c-e8d60b6d4f22
138 lines
2.6 KiB
Text
138 lines
2.6 KiB
Text
/* ------------------------------------------------------------
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* goruntime.swg
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*
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* Go runtime code for the various generated files.
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* ------------------------------------------------------------ */
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%insert(runtime) %{
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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typedef struct { char *p; int n; } _gostring_;
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typedef struct { void* array; unsigned int len; unsigned int cap; } _goslice_;
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%}
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#ifndef SWIGGO_GCCGO
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/* Boilerplate for C/C++ code when using 6g/8g. This code is compiled
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with gcc. */
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%insert(runtime) %{
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#define swiggo_size_assert_eq(x, y, name) typedef char name[(x-y)*(x-y)*-2+1];
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#define swiggo_size_assert(t, n) swiggo_size_assert_eq(sizeof(t), n, swiggo_sizeof_##t##_is_not_##n)
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swiggo_size_assert(char, 1)
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swiggo_size_assert(short, 2)
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swiggo_size_assert(int, 4)
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typedef long long swiggo_long_long;
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swiggo_size_assert(swiggo_long_long, 8)
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swiggo_size_assert(float, 4)
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swiggo_size_assert(double, 8)
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern void crosscall2(void (*fn)(void *, int), void *, int);
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extern void _cgo_allocate(void *, int);
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extern void _cgo_panic(void *, int);
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#ifdef __cplusplus
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}
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#endif
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static void *_swig_goallocate(size_t len) {
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struct {
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size_t len;
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void *ret;
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} a;
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a.len = len;
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crosscall2(_cgo_allocate, &a, (int) sizeof a);
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return a.ret;
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}
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static void _swig_gopanic(const char *p) {
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struct {
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const char *p;
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} a;
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a.p = p;
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crosscall2(_cgo_panic, &a, (int) sizeof a);
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}
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%}
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/* Boilerplate for C code when using 6g/8g. This code is compiled
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with 6c/8c. */
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%insert(gc_header) %{
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#include "runtime.h"
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#include "cgocall.h"
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#ifdef _64BIT
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#define SWIG_PARM_SIZE 8
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#else
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#define SWIG_PARM_SIZE 4
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#endif
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%}
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#else
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/* Boilerplate for C/C++ code when using gccgo. */
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%insert(runtime) %{
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#define SWIGGO_GCCGO
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern void *_cgo_allocate(size_t);
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extern void _cgo_panic(const char *);
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#ifdef __cplusplus
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}
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#endif
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#define _swig_goallocate _cgo_allocate
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#define _swig_gopanic _cgo_panic
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%}
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#endif
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%insert(runtime) %{
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static _gostring_ _swig_makegostring(const char *p, size_t l) {
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_gostring_ ret;
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ret.p = (char*)_swig_goallocate(l + 1);
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memcpy(ret.p, p, l);
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ret.n = l;
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return ret;
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}
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#define SWIG_contract_assert(expr, msg) \
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if (!(expr)) { _swig_gopanic(msg); } else
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%}
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#ifndef SWIGGO_GCCGO
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%insert(go_header) %{
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import _ "runtime/cgo"
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%}
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#else
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%insert(go_header) %{
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import "syscall"
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type _ syscall.Sockaddr
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%}
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#endif
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/* Function pointers are translated by the code in go.cxx into
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_swig_fnptr. Member pointers are translated to _swig_memberptr. */
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%insert(go_header) %{
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type _swig_fnptr *byte
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type _swig_memberptr *byte
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%}
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