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fix: use the windows api function equivalent to rusage #1470

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fix: use the windows api function equivalent to rusage #1470

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7c0a933
fix: use the windows api function equivalent to rusage
jwright0991 Apr 23, 2025
5a71688
fix: implement changes in the source code used to generate go release
jwright0991 Apr 23, 2025
fe654d1
Revert "fix: use the windows api function equivalent to rusage"
jwright0991 Apr 23, 2025
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10 changes: 0 additions & 10 deletions StandardLibrary/runtimes/go/ImplementationFromDafny-go/Time_/externs.go
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
package _Time

import (
"syscall"
"time"

"github.com/aws/aws-cryptographic-material-providers-library/releases/go/smithy-dafny-standard-library/Wrappers"
Expand Down Expand Up @@ -36,12 +35,3 @@ func CurrentRelativeTimeMilli() int64 {
func (CompanionStruct_Default___) GetProcessCpuTimeMillis() int64 {
return GetProcessCpuTimeMillis()
}

func GetProcessCpuTimeMillis() int64 {
var usage syscall.Rusage
err := syscall.Getrusage(syscall.RUSAGE_SELF, &usage)
if err != nil {
return 0
}
return (usage.Utime.Nano() + usage.Stime.Nano()) / 1000000
}
15 changes: 15 additions & 0 deletions StandardLibrary/runtimes/go/ImplementationFromDafny-go/Time_/externs_linux_and_darwin.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,15 @@
//go:build !windows
// +build !windows

package _Time

import "syscall"

func GetProcessCpuTimeMillis() int64 {
var usage syscall.Rusage
err := syscall.Getrusage(syscall.RUSAGE_SELF, &usage)
if err != nil {
return 0
}
return (usage.Utime.Nano() + usage.Stime.Nano()) / 1000000
}
23 changes: 23 additions & 0 deletions StandardLibrary/runtimes/go/ImplementationFromDafny-go/Time_/externs_windows.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,23 @@
//go:build windows
// +build windows

package _Time

import (
"golang.org/x/sys/windows"
)


func GetProcessCpuTimeMillis() int64 {
windows.GetCurrentProcessId()
var proc_handle windows.Handle
var err error
if proc_handle, err = windows.OpenProcess(windows.PROCESS_QUERY_INFORMATION|windows.PROCESS_VM_READ, false, uint32(windows.GetCurrentProcessId())); err != nil {
return 0
}
var creation_time, exit_time, kernel_time, user_time *windows.Filetime
if err = windows.GetProcessTimes(proc_handle, creation_time, exit_time, kernel_time, user_time); err != nil {
return 0
}
return (int64(kernel_time.Nanoseconds()) + int64(user_time.Nanoseconds())) / 1000000
}
2 changes: 2 additions & 0 deletions StandardLibrary/runtimes/go/ImplementationFromDafny-go/go.mod
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Original file line number Diff line number Diff line change
Expand Up @@ -5,3 +5,5 @@ go 1.23.0
require github.com/dafny-lang/DafnyRuntimeGo/v4 v4.9.2

require github.com/google/uuid v1.6.0

require golang.org/x/sys v0.32.0 // indirect
2 changes: 2 additions & 0 deletions StandardLibrary/runtimes/go/ImplementationFromDafny-go/go.sum
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Original file line number Diff line number Diff line change
Expand Up @@ -2,3 +2,5 @@ github.com/dafny-lang/DafnyRuntimeGo/v4 v4.9.2 h1:g/xAj4F7Zt9wXJ6QjfbfocVi/ZYlAF
github.com/dafny-lang/DafnyRuntimeGo/v4 v4.9.2/go.mod h1:l2Tm4N2DKuq3ljONC2vOATeM9PUpXbIc8SgXdwwqEto=
github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
golang.org/x/sys v0.32.0 h1:s77OFDvIQeibCmezSnk/q6iAfkdiQaJi4VzroCFrN20=
golang.org/x/sys v0.32.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=