You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
garble/testdata/script/cgo.txtar

123 lines
2.0 KiB
Plaintext

[!cgo] skip 'this test requires cgo to be enabled'
exec garble build
! stderr 'warning' # check that the C toolchain is happy
exec ./main
cmp stdout main.stdout
! binsubstr main$exe 'PortedField' 'test/main'
[short] stop # no need to verify this with -short
# Ensure that reversing works with cgo.
env GARBLE_TEST_REVERSING=true
exec ./main
cp stdout reversing.stdout
stdin reversing.stdout
exec garble reverse .
cmp stdout reversed.stdout
env GARBLE_TEST_REVERSING=false
exec garble -tiny build
exec ./main
cmp stdout main.stdout
go build
! stderr 'warning' # check that the C toolchain is happy
exec ./main
cmp stdout main.stdout
binsubstr main$exe 'privateAdd'
-- go.mod --
module test/main
go 1.21
-- main.go --
package main
func main() {
regularFunc()
cgoFunc()
}
-- regular_main.go --
package main
import (
"fmt"
"os"
"runtime"
)
func regularFunc() {
if os.Getenv("GARBLE_TEST_REVERSING") == "true" {
_, filename, _, _ := runtime.Caller(0)
fmt.Println("regular filename:", filename)
}
}
-- cgo_main.go --
package main
import (
"fmt"
"os"
"os/user"
"runtime"
)
/*
#include "separate.h"
static int privateAdd(int a, int b) {
return a + b;
}
extern void goCallback();
static void callGoCallback() {
goCallback();
separateFunction();
}
struct portedStruct {
char* PortedField;
};
*/
import "C"
func cgoFunc() {
fmt.Println(C.privateAdd(C.int(1), C.int(2)))
_, _ = user.Current()
st := C.struct_portedStruct{}
fmt.Println(st.PortedField == nil)
C.callGoCallback()
}
//export goCallback
func goCallback() {
fmt.Println("go callback")
// TODO: support reversing filenames in cgo files
if false && os.Getenv("GARBLE_TEST_REVERSING") == "true" {
_, filename, _, _ := runtime.Caller(0)
fmt.Println("cgo filename:", filename)
}
}
-- separate.h --
void separateFunction();
-- separate.c --
#include "_cgo_export.h"
void separateFunction() {
goCallback();
}
-- main.stdout --
3
true
go callback
go callback
-- reversed.stdout --
regular filename: test/main/regular_main.go
3
true
go callback
go callback