1 files changed, 87 insertions, 0 deletions
diff --git a/src/isa-l/tools/check_format.sh b/src/isa-l/tools/check_format.sh
new file mode 100755
index 000000000..dfc92b150
--- /dev/null
+++ b/src/isa-l/tools/check_format.sh
@@ -0,0 +1,87 @@
+#!/usr/bin/env bash
+
+set -e
+rc=0
+verbose=0
+indent_args='-linux -l95 -cp1 -lps -il6 -ncs'
+function iver { printf "%03d%03d%03d%03d" $(echo "$@" | sed 's/GNU indent//' | tr '.' ' '); }
+
+while [ -n "$*" ]; do
+    case "$1" in
+	-v )
+	    verbose=1
+	    shift
+	    ;;
+	-h )
+	    echo check_format.sh [-h -v]
+	    exit 0
+	    ;;
+    esac
+done
+
+echo "Checking format of files in the git index at $PWD"
+if ! git rev-parse --is-inside-work-tree >& /dev/null; then
+    echo "Not in a git repo: Fail"
+    exit 1
+fi
+
+if hash indent && [ $(iver $(indent --version)) -ge $(iver 2.2.12) ]; then
+    echo "Checking C files for coding style..."
+    for f in `git ls-files '*.c'`; do
+	[ "$verbose" -gt 0 ] && echo "checking style on $f"
+	if ! indent $indent_args -st $f | diff -q $f - >& /dev/null; then
+	    echo "  File found with formatting issues: $f"
+	    [ "$verbose" -gt 0 ] 2> /dev/null && indent $indent_args -st $f | diff -u $f -
+	    rc=1
+	fi
+    done
+    [ "$rc" -gt 0 ] && echo "  Run ./tools/iindent on files"
+else
+	echo "You do not have a recent indent installed so your code style is not being checked!"
+fi
+
+if hash grep; then
+    echo "Checking for dos and whitespace violations..."
+    for f in $(git ls-files); do
+	[ "$verbose" -gt 0 ] && echo "checking whitespace on $f"
+	if grep -q '[[:space:]]$' $f ; then
+	    echo "  File found with trailing whitespace: $f"
+	    rc=1
+	fi
+	if grep -q $'\r' $f ; then
+	    echo "  File found with dos formatting: $f"
+	    rc=1
+	fi
+    done
+fi
+
+echo "Checking source files for permissions..."
+while read -r perm _res0 _res1 f; do
+    [ -z "$f" ] && continue
+    [ "$verbose" -gt 0 ] && echo "checking permissions on $f"
+    if [ "$perm" -ne 100644 ]; then
+	echo "  File found with permissions issue ($perm): $f"
+	rc=1
+    fi
+done <<< $(git ls-files -s -- ':(exclude)*.sh' ':(exclude)*iindent')
+
+echo "Checking script files for permissions..."
+while read -r perm _res0 _res1 f; do
+    [ -z "$f" ] && continue
+    [ "$verbose" -gt 0 ] && echo "checking permissions on $f"
+    if [ "$perm" -ne 100755 ]; then
+	echo "  Script found with permissions issue ($perm): $f"
+	rc=1
+    fi
+done <<< $(git ls-files -s '*.sh')
+
+
+echo "Checking for signoff in commit message..."
+if ! git log -n 1 --format=%B --no-merges | grep -q "^Signed-off-by:" ; then
+    echo "  Commit not signed off. Please read src/CONTRIBUTING.md"
+    rc=1
+fi
+
+[ "$rc" -gt 0 ] && echo Format Fail || echo Format Pass
+
+exit $rc