cgo: fix declarations in _cgo_export.c

Declare crosscall2.  Declare the functions passed to it as
returning void, rather than relying on implicit return type.

R=golang-dev, minux.ma
CC=golang-dev
https://golang.org/cl/6432060
This commit is contained in:
Ian Lance Taylor 2012-07-25 14:14:37 -07:00
parent fba47dc3b1
commit 24ae7e686d
1 changed files with 3 additions and 1 deletions

View File

@ -474,6 +474,8 @@ func (p *Package) writeExports(fgo2, fc, fm *os.File) {
fmt.Fprintf(fgcc, "/* Created by cgo - DO NOT EDIT. */\n")
fmt.Fprintf(fgcc, "#include \"_cgo_export.h\"\n")
fmt.Fprintf(fgcc, "\nextern void crosscall2(void (*fn)(void *, int), void *, int);\n\n")
for _, exp := range p.ExpFunc {
fn := exp.Func
@ -565,7 +567,7 @@ func (p *Package) writeExports(fgo2, fc, fm *os.File) {
s += ")"
fmt.Fprintf(fgcch, "\nextern %s;\n", s)
fmt.Fprintf(fgcc, "extern _cgoexp%s_%s(void *, int);\n", cPrefix, exp.ExpName)
fmt.Fprintf(fgcc, "extern void _cgoexp%s_%s(void *, int);\n", cPrefix, exp.ExpName)
fmt.Fprintf(fgcc, "\n%s\n", s)
fmt.Fprintf(fgcc, "{\n")
fmt.Fprintf(fgcc, "\t%s __attribute__((packed)) a;\n", ctype)