1 files changed, 84 insertions, 0 deletions
diff --git a/vendor/github.com/keybase/go-ps/darwincgo/process_darwin.go b/vendor/github.com/keybase/go-ps/darwincgo/process_darwin.go
new file mode 100644
index 0000000..ab9edf4
--- /dev/null
+++ b/vendor/github.com/keybase/go-ps/darwincgo/process_darwin.go
@@ -0,0 +1,84 @@
+// +build darwin
+
+package darwincgo
+
+/*
+#include <stdio.h>
+#include <errno.h>
+#include <libproc.h>
+extern int darwinProcesses();
+extern void darwinProcessPaths();
+*/
+import "C"
+
+import (
+	"path/filepath"
+	"sync"
+)
+
+// This lock is what verifies that C calling back into Go is only
+// modifying data once at a time.
+var darwinLock sync.Mutex
+var darwinProcsByPID map[int]*DarwinProcess
+
+// DarwinProcess is process definition for OS X
+type DarwinProcess struct {
+	pid  int
+	ppid int
+	path string
+}
+
+// Pid returns process id
+func (p *DarwinProcess) Pid() int {
+	return p.pid
+}
+
+// PPid returns parent process id
+func (p *DarwinProcess) PPid() int {
+	return p.ppid
+}
+
+// Executable returns process executable name
+func (p *DarwinProcess) Executable() string {
+	path, _ := p.Path()
+	return filepath.Base(path)
+}
+
+// Path returns path to process executable
+func (p *DarwinProcess) Path() (string, error) {
+	return p.path, nil
+}
+
+//export goDarwinAppendProc
+func goDarwinAppendProc(pid C.pid_t, ppid C.pid_t, comm *C.char) {
+	proc := &DarwinProcess{
+		pid:  int(pid),
+		ppid: int(ppid),
+	}
+	darwinProcsByPID[proc.pid] = proc
+}
+
+//export goDarwinSetPath
+func goDarwinSetPath(pid C.pid_t, comm *C.char) {
+	if proc, ok := darwinProcsByPID[int(pid)]; ok && proc != nil {
+		proc.path = C.GoString(comm)
+	}
+}
+
+// ProcessMap returns a map of processes for the main library package.
+func ProcessMap() (map[int]*DarwinProcess, error) {
+	darwinLock.Lock()
+	defer darwinLock.Unlock()
+	darwinProcsByPID = make(map[int]*DarwinProcess)
+
+	// To ignore deadcode warnings for exported functions
+	_ = goDarwinAppendProc
+	_ = goDarwinSetPath
+
+	// TODO: Investigate why darwinProcesses returns error even if process list
+	// succeeds
+	C.darwinProcesses()
+	C.darwinProcessPaths()
+
+	return darwinProcsByPID, nil
+}