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misc/dashboard/builder: -cmd for user-specified build command

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R=rsc
CC=golang-dev
https://golang.org/cl/2248043
This commit is contained in:
Andrew Gerrand 2010-09-22 15:18:41 +10:00
parent a071853015
commit 96d6f9dea4
2 changed files with 14 additions and 13 deletions
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13
misc/dashboard/builder/exec.go
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@ -4,11 +4,12 @@ import (
"bytes"
"exec"
"os"
"strings"
)
// run is a simple wrapper for exec.Run/Close
func run(envv []string, dir string, argv ...string) os.Error {
bin, err := exec.LookPath(argv[0])
bin, err := pathLookup(argv[0])
if err != nil {
return err
}
@ -22,7 +23,7 @@ func run(envv []string, dir string, argv ...string) os.Error {
// runLog runs a process and returns the combined stdout/stderr
func runLog(envv []string, dir string, argv ...string) (output string, exitStatus int, err os.Error) {
bin, err := exec.LookPath(argv[0])
bin, err := pathLookup(argv[0])
if err != nil {
return
}
@ -43,3 +44,11 @@ func runLog(envv []string, dir string, argv ...string) (output string, exitStatu
}
return b.String(), w.WaitStatus.ExitStatus(), nil
}
// Find bin in PATH if a relative or absolute path hasn't been specified
func pathLookup(s string) (string, os.Error) {
if strings.HasPrefix(s, "/") || strings.HasPrefix(s, "./") || strings.HasPrefix(s, "../") {
return s, nil
}
return exec.LookPath(s)
}