From 4063a8e72ddd25da1412386bc7e39def54dfbf2e Mon Sep 17 00:00:00 2001
From: cielavenir <cielartisan@gmail.com>
Date: Tue, 25 Oct 2022 17:24:28 +0900
Subject: [PATCH] add d2u-dir.sh

---
 d2u-dir.sh | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100755 d2u-dir.sh

diff --git a/d2u-dir.sh b/d2u-dir.sh
new file mode 100755
index 000000000..d3a34fafa
--- /dev/null
+++ b/d2u-dir.sh
@@ -0,0 +1,51 @@
+#!/bin/sh
+
+# https://gist.github.com/tansy/c4a1f7ea1019915b4263c024757d3ac4
+# https://github.com/jinfeihan57/p7zip/pull/186#issuecomment-1223976885
+
+if [ $# -eq 0 ]; then
+    echo "d2u-dir <directory1/dos> <directory2/ux>"
+    echo "will copy contents of <dir1> to <dir2> changing new lines from dos to unix."
+    echo "It ignores binary files by their extension,"
+    echo "so you may want to copy whole dir1 to dir2 first and then apply d2u-dir."
+    exit 0
+fi
+
+# reference dir:
+DIR0="${1}"
+# new dir:
+DIR1="${2}"
+if [ -d "${DIR1}" ]; then
+    echo "directory ${DIR1} exists, do you want to continue? [y/N]"
+    read ANS
+    if [ "${ANS}" == "y" ] || [ "${ANS}" == "Y" ]; then
+        continue
+    else
+        exit 0
+    fi
+fi
+
+IFS="
+"
+
+if [ -n "${DIR1}" ]; then
+
+for line in `find "${DIR0}" -type d`; do 
+    mkdir -p "${DIR1}/${line#$DIR0}"
+done
+# every `.' denoting extension has to escaped, every extension terminated with $
+for line in `find "${DIR0}" -type f | grep -Ev '\.git|\.BMP$|\.bmp$|\.BIN$|\.bin$|\.CUR$|\.cur$|\.DSP$|\.dsp$|\.DSW$|\.dsw$|\.EXE$|\.exe$|\.GIF$|\.gif$|\.icns$|\.ICO$|\.ico$|\.JAR$|\.jar$|\.JPG$|\.jpg$|\.jpeg$|\.PCX$|\.pcx$|\.PNG$|\.png$|\.RES$|\.res$|\.SFX$|\.sfx$|\.WAV$|\.wav$'`; do
+    dos2unix < "${line}" > "${DIR1}/${line#$DIR0}"
+    touch -r "${line}" "${DIR1}/${line#$DIR0}"
+done
+for line in `find "${DIR0}" -type d`; do 
+    touch -r "${line}" "${DIR1}/${line#$DIR0}"
+done
+
+else
+
+for line in `find "${DIR0}" -type f | grep -Ev '\.git|\.BMP$|\.bmp$|\.BIN$|\.bin$|\.CUR$|\.cur$|\.DSP$|\.dsp$|\.DSW$|\.dsw$|\.EXE$|\.exe$|\.GIF$|\.gif$|\.icns$|\.ICO$|\.ico$|\.JAR$|\.jar$|\.JPG$|\.jpg$|\.jpeg$|\.PCX$|\.pcx$|\.PNG$|\.png$|\.RES$|\.res$|\.SFX$|\.sfx$|\.WAV$|\.wav$'`; do
+    dos2unix "${line}"
+done
+
+fi