Merge pull request dogecoin#3549 from GaloisField2718/master

Add gen-dogecoin-conf.sh from bitcoin core github

contrib/devtools/gen-dogecoin-conf.sh

@@ -0,0 +1,80 @@
+#!/usr/bin/env bash
+# Copyright (c) 2021 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+export LC_ALL=C
+TOPDIR=${TOPDIR:-$(git rev-parse --show-toplevel)}
+BUILDDIR=${BUILDDIR:-$TOPDIR}
+BINDIR=${BINDIR:-$BUILDDIR/src}
+DOGECOIND=${DOGECOIND:-$BINDIR/dogecoind}
+SHARE_DIR=${SHARE_DIR:-$TOPDIR/share}
+EXAMPLE_CONF_FILE=${EXAMPLE_CONF_FILE:-$SHARE_DIR/dogecoin.conf}
+
+[ ! -x "$DOGECOIND" ] && echo "$DOGECOIND not found or not executable." && exit 1
+
+DIRTY=""
+VERSION_OUTPUT=$($DOGECOIND --version)
+if [[ $VERSION_OUTPUT == *"dirty"* ]]; then
+  DIRTY="${DIRTY}${DOGECOIND}\n"
+fi
+
+if [ -n "$DIRTY" ]
+then
+  echo -e "WARNING: $DOGECOIND was built from a dirty tree.\n"
+  echo -e "To safely generate a dogecoin.conf file, please commit your changes to $DOGECOIND, rebuild, then run this script again.\n"
+fi
+
+echo 'Generating example dogecoin.conf file in share/'
+
+# create the directory, if it doesn't exist
+mkdir -p "${SHARE_DIR}"
+
+# create the header text
+cat > "${EXAMPLE_CONF_FILE}" << 'EOF'
+##
+## dogecoin.conf configuration file.
+## Generated by contrib/devtools/gen-dogecoin-conf.sh.
+##
+## Lines beginning with # are comments.
+## All possible configuration options are provided. To use, copy this file
+## to your data directory (default or specified by -datadir), uncomment
+## options you would like to change, and save the file.
+##
+
+
+### Options
+EOF
+
+# parse the output from dogecoind --help
+# adding newlines is a bit funky to ensure portability for BSD
+# see here for more details: https://stackoverflow.com/a/24575385
+${DOGECOIND} --help \
+    | sed '1,/Print this help message and exit/d' \
+    | sed -E 's/^[[:space:]]{2}\-/#/' \
+    | sed -E 's/^[[:space:]]{7}/# /' \
+    | sed -E '/[=[:space:]]/!s/#.*$/&=1/' \
+    | awk '/^#[a-z]/{x=$0;next}{if (NF==0) print x"\n",x="";else print}' \
+    | sed 's,\(^[[:upper:]].*\)\:$,\
+### \1,' \
+    | sed 's/[[:space:]]*$//' >> "${EXAMPLE_CONF_FILE}"
+
+# create the footer text
+cat >> "${EXAMPLE_CONF_FILE}" << 'EOF'
+
+# [Sections]
+# Most options will apply to all networks. To confine an option to a specific
+# network, add it under the relevant section below.
+#
+# Note: If not specified under a network section, the options addnode, connect,
+# port, bind, rpcport, rpcbind, and wallet will only apply to mainnet.
+
+# Options for mainnet
+[main]
+
+# Options for testnet
+[test]
+
+# Options for regtest
+[regtest]
+EOF