88 lines
1.9 KiB
Go
88 lines
1.9 KiB
Go
package main
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import (
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"fmt"
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"os"
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"runtime"
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)
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func parseArgs() {
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var dmin bool
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for i := 1; i < len(os.Args); i++ {
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arg := os.Args[i]
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if arg[0] == '-' {
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switch arg {
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case "-h":
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fmt.Println("Usage:", os.Args[0], "[-h] [-v] [-x] [-n] [-d <size>] [-t <threads>] [-k <top>] <dir>")
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fmt.Println("Options:")
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fmt.Println(" -h Show this help message")
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fmt.Println(" -v Verbose")
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fmt.Println(" -x Scan current filesystem only")
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fmt.Println(" -n Non-interactive")
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fmt.Println(" -d Minimum directory size")
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fmt.Println(" -t Max threads")
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fmt.Println(" -k Top N results")
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os.Exit(0)
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case "-x":
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config.fsOnly = true
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case "-v":
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config.verbose = true
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case "-vv":
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config.verbose = true
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config.vverbose = true
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case "-n":
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config.noninter = true
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case "-d":
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if i+1 < len(os.Args) {
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config.dmin = sizeRevConv(os.Args[i+1])
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dmin = true
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} else {
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fmt.Println("Missing argument for -d")
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os.Exit(1)
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}
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i++
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case "-t":
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if i+1 < len(os.Args) {
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config.threads = atoi(os.Args[i+1])
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} else {
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fmt.Println("Missing argument for -t")
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os.Exit(1)
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}
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i++
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case "-k":
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if i+1 < len(os.Args) {
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if os.Args[i+1][len(os.Args[i+1])-1] == '%' {
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config.top = int(atoi(os.Args[i+1][:len(os.Args[i+1])-1]))
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} else {
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config.top = int(atoi(os.Args[i+1]))
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}
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} else {
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fmt.Println("Missing argument for -t")
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os.Exit(1)
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}
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i++
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default:
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fmt.Println("Unknown option:", arg)
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os.Exit(1)
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}
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} else {
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config.dir = arg
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}
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}
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if config.dir == "" {
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config.dir = "."
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}
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if config.dir[len(config.dir)-1] == '/' && config.dir != "/" {
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config.dir = config.dir[:len(config.dir)-1]
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}
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if config.dmin == 0 && !dmin {
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config.dmin = sizeRevConv("10M")
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}
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if config.threads == 0 {
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config.threads = runtime.NumCPU()
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}
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if config.top == 0 {
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config.top = 8
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}
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}
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