gllvm/shared/utils.go

//
// OCCAM
//
// Copyright (c) 2017, SRI International
//
//  All rights reserved.
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// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice, this
//   list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
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// * Neither the name of SRI International nor the names of its contributors may
//   be used to endorse or promote products derived from this software without
//   specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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//

package shared

import (
	"os"
	"os/exec"
)

// Executes a command then returns true for success, false if there was an error, err is either nil or the error.
func execCmd(cmdExecName string, args []string, workingDir string) (success bool, err error) {
	cmd := exec.Command(cmdExecName, args...)
	cmd.Stdout = os.Stdout
	cmd.Stderr = os.Stderr
	cmd.Stdin = os.Stdin
	cmd.Dir = workingDir
	err = cmd.Run()
	ecode := 0
	if err != nil {
		ecode = 1
	}
	LogDebug("execCmd: %v %v in %v had exitCode %v\n", cmdExecName, args, workingDir, ecode)
	if err != nil {
		LogDebug("execCmd: error was %v\n", err)
	}
	success = (ecode == 0)
	return
}