From e0870d8933e084743f0e6418ee0306eeb44d548f Mon Sep 17 00:00:00 2001
From: Rob Swindell <rob@synchro.net>
Date: Sat, 17 Apr 2021 02:37:36 -0700
Subject: [PATCH] Update command-line parsing (e.g. double-dash support) and
help output
---
exec/dupefind.js | 33 +++++++++++++++++----------------
1 file changed, 17 insertions(+), 16 deletions(-)
diff --git a/exec/dupefind.js b/exec/dupefind.js
index e8916be594..28e427af67 100755
--- a/exec/dupefind.js
+++ b/exec/dupefind.js
@@ -7,21 +7,6 @@ load("file_size.js");
"use strict";
-if(argv.indexOf("-help") >= 0 || argv.indexOf("-?") >= 0) {
- writeln("usage: [-options] [[dir_code] [...]]");
- writeln("options:");
- writeln(" -lib=<name> search for duplicates in specified library only");
- writeln(" -min=<bytes> specify minimum file size to compare hash/sum");
- writeln(" -ex=<filename> add to excluded file name list");
- writeln(" -crc32 search for duplicate CRC-32 sums");
- writeln(" -md5 search for duplicate MD5 sums");
- writeln(" -sha1 search for duplicate SHA-1 sums (the default)");
- writeln(" -names search for duplicate file names (case-insensitive)");
- writeln(" -json use JSON formatted output");
- writeln(" -v increase verbosity of output");
- exit(0);
-}
-
var detail = 0;
var min_size = 1024;
var dir_list = [];
@@ -31,7 +16,23 @@ var options = {};
for(var i = 0; i < argc; i++) {
var arg = argv[i];
if(arg[0] == '-') {
- var opt = arg.slice(1);
+ var opt = arg;
+ while(opt[0] == '-')
+ opt = opt.slice(1);
+ if(opt == "help" || opt == "?") {
+ writeln("usage: [-options] [[dir_code] [...]]");
+ writeln("options:");
+ writeln(" -lib=<name> search for duplicates in specified library only");
+ writeln(" -min=<bytes> specify minimum file size to compare hash/sum");
+ writeln(" -ex=<filename> add to excluded file name list (case-insensitive)");
+ writeln(" -names search for duplicate file names (case-insensitive)");
+ writeln(" -sha1 search for duplicate SHA-1 sums (the default)");
+ writeln(" -crc32 search for duplicate CRC-32 sums");
+ writeln(" -md5 search for duplicate MD5 sums");
+ writeln(" -json use JSON formatted output");
+ writeln(" -v increase verbosity of output");
+ exit(0);
+ }
if(opt.indexOf("ex=") == 0) {
exclude.push(opt.slice(3).toUpperCase());
continue;
--
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