31 lines
677 B
Go
31 lines
677 B
Go
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// +build darwin
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// +build cgo
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package process
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// #include <stdlib.h>
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// #include <libproc.h>
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import "C"
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import (
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"context"
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"fmt"
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"unsafe"
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)
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func (p *Process) ExeWithContext(ctx context.Context) (string, error) {
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var c C.char // need a var for unsafe.Sizeof need a var
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const bufsize = C.PROC_PIDPATHINFO_MAXSIZE * unsafe.Sizeof(c)
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buffer := (*C.char)(C.malloc(C.size_t(bufsize)))
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defer C.free(unsafe.Pointer(buffer))
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ret, err := C.proc_pidpath(C.int(p.Pid), unsafe.Pointer(buffer), C.uint32_t(bufsize))
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if err != nil {
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return "", err
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}
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if ret <= 0 {
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return "", fmt.Errorf("unknown error: proc_pidpath returned %d", ret)
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}
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return C.GoString(buffer), nil
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}
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