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cgo: supports //export functions only calls in C

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This commit is contained in:
Li Jie
2024-11-27 18:22:23 +08:00
parent e46b3e24d6
commit c3407eac5e
4 changed files with 64 additions and 68 deletions
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16
cl/import.go
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@@ -246,9 +246,10 @@ func (p *context) initLinknameByDoc(doc *ast.CommentGroup, fullName, inPkgName s
func (p *context) initLinkname(line string, f func(inPkgName string) (fullName string, isVar, ok bool)) {
const (
linkname = "//go:linkname "
llgolink = "//llgo:link "
llgolink2 = "// llgo:link "
linkname = "//go:linkname "
llgolink = "//llgo:link "
llgolink2 = "// llgo:link "
exportName = "//export "
)
if strings.HasPrefix(line, linkname) {
p.initLink(line, len(linkname), f)
@@ -256,6 +257,15 @@ func (p *context) initLinkname(line string, f func(inPkgName string) (fullName s
p.initLink(line, len(llgolink2), f)
} else if strings.HasPrefix(line, llgolink) {
p.initLink(line, len(llgolink), f)
} else if strings.HasPrefix(line, exportName) {
p.initCgoExport(line, len(exportName), f)
}
}
func (p *context) initCgoExport(line string, prefix int, f func(inPkgName string) (fullName string, isVar, ok bool)) {
name := strings.TrimSpace(line[prefix:])
if fullName, _, ok := f(name); ok {
p.cgoExports[fullName] = name
}
}