func ReadAFile(fileName string) *dm.File {
file, err := dm.ReadFile(fileName)
if err != nil {
FailWithMessage(false, "Failed to read file %s: %s", fileName, err)
}
return file
}
func (p *cmdInputs) AddInputFile(fileName string) {
if fileName == "-" {
if p.readingStdin {
FailWithMessage(false, "Only one input file maybe '-' (for standard input).")
}
p.readingStdin = true
}
file, err := dm.ReadFile(fileName)
if err != nil {
FailWithMessage(false, "Failed to read file %s: %s", fileName, err)
os.Exit(int(AnError) & 0xff)
}
p.fileNames = append(p.fileNames, fileName)
p.files = append(p.files, file)
if p.perm == 0 && fileName != "-" {
fi, err := os.Stat(fileName)
if err == nil {
p.perm = fi.Mode().Perm()
}
}
}