From 614f6cd4bf972b82ace294b8133122fdff5dc3a1 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Wed, 10 Oct 2012 16:07:12 -0400
Subject: add 'checksource' and 'mksource'

---
 Makefile                |  2 +-
 jh-checksource.help.txt |  4 ++++
 jh-checksource.sh       | 40 ++++++++++++++++++++++++++++++++++++++++
 jh-mksource.help.txt    |  2 ++
 jh-mksource.sh          | 10 ++++++++++
 5 files changed, 57 insertions(+), 1 deletion(-)
 create mode 100644 jh-checksource.help.txt
 create mode 100644 jh-checksource.sh
 create mode 100644 jh-mksource.help.txt
 create mode 100644 jh-mksource.sh

diff --git a/Makefile b/Makefile
index 7499ef0..e1de0a3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-subcommands = help list-commands mvn-basename mvn-install mvn-localrepo
+subcommands = help list-commands mvn-basename mvn-install mvn-localrepo mksource checksource
 dirs = $(DESTDIR)/usr/share/jh $(DESTDIR)/usr/bin
 
 ####
diff --git a/jh-checksource.help.txt b/jh-checksource.help.txt
new file mode 100644
index 0000000..cf718dc
--- /dev/null
+++ b/jh-checksource.help.txt
@@ -0,0 +1,4 @@
+Usage @cmd@ checksource [ignore-file-list...]
+Checks the current (source) folder for binary files.
+
+Ignores any filename matching an argument.
diff --git a/jh-checksource.sh b/jh-checksource.sh
new file mode 100644
index 0000000..b416427
--- /dev/null
+++ b/jh-checksource.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+
+sep='<nofileevercontainsthis>'
+resep='@'
+
+safe_patterns=(
+	'.*text.*'
+	'(GIF|JPEG|PNG) image data.*'
+)
+safe_files=("$@")
+
+unsafe_files="$(mktemp)"
+
+find . -type f -exec file -F"$sep" {} + | while read line; do
+	file="$(echo "$line"|sed "s${resep}${sep}.*${resep}${resep}")"
+	type="$(echo "$line"|sed "s${resep}.*${sep}\s*${resep}${resep}")"
+	safe=false
+	for filename in "${safe_files[@]}"; do
+		if [[ $file = "$filename" ]]; then
+			safe=true;
+		fi
+	done
+	for pattern in "${safe_patterns[@]}"; do
+		if [[ $type ~= "$pattern" ]]; then
+			safe=true;
+		fi
+	done
+	if ! $safe; then
+		printf "%s\n" "$file"
+	fi
+done > "$unsafe_files"
+
+if [[ -n "$(cat "$unsafe_files")" ]]; then
+	echo " ==> The source directory `pwd` contains binary files:"
+	sed 's/./  ->/' "$unsafe_files"
+	rm -f "$unsafe_files"
+	exit 1
+else
+	rm -f "$unsafe_files"
+fi
diff --git a/jh-mksource.help.txt b/jh-mksource.help.txt
new file mode 100644
index 0000000..dba0cc1
--- /dev/null
+++ b/jh-mksource.help.txt
@@ -0,0 +1,2 @@
+Usage: eval `@cmd@ mksource [ignore-file-list...]`
+Prints shell code that 1) runs mksource() 2) runs `@cmd@ checksource`
diff --git a/jh-mksource.sh b/jh-mksource.sh
new file mode 100644
index 0000000..c40a739
--- /dev/null
+++ b/jh-mksource.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+quote_args() {
+	for arg in "$@"; do
+		quote "$arg"
+		printf ' '
+	done
+}
+
+echo "type mksource &>/dev/null && mksource; jh checksource $(quote_args "$@")"
-- 
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