Squashed 'third_party/pycrc/' content from commit cb91196b9
Change-Id: Iaed6f7d683e3c11395f10f0724f973363aad2cdb
git-subtree-dir: third_party/pycrc
git-subtree-split: cb91196b920d1f892c05941ed470c7a80cba7596
diff --git a/test/check_files.sh b/test/check_files.sh
new file mode 100755
index 0000000..4cc874f
--- /dev/null
+++ b/test/check_files.sh
@@ -0,0 +1,116 @@
+#!/bin/sh
+set -e
+
+PYCRC=`dirname $0`/../pycrc.py
+outdir_old="/tmp/pycrc_out"
+outdir_new="/tmp/pycrc_new"
+tarfile="pycrc_files.tar.gz"
+
+usage() {
+ echo >&2 "usage: $0 [OPTIONS]"
+ echo >&2 ""
+ echo >&2 "with OPTIONS in"
+ echo >&2 " -c check the generated output"
+ echo >&2 " -g generate the database"
+ echo >&2 " -n no cleanup: don't delete the directories with the generated code"
+ echo >&2 " -h this help message"
+}
+
+
+opt_check=off
+opt_no_cleanup=off
+opt_generate=off
+
+while getopts cgnh opt; do
+ case "$opt" in
+ c) opt_check=on;;
+ g) opt_generate=on;;
+ n) opt_no_cleanup=on;;
+ h) usage
+ exit 0
+ ;;
+ \?) usage # unknown flag
+ exit 1
+ ;;
+ esac
+done
+shift `expr $OPTIND - 1`
+
+if [ -e "$outdir_old" ]; then
+ echo >&2 "Output directory $outdir_old exists!"
+ exit 1
+fi
+if [ -e "$outdir_new" ]; then
+ echo >&2 "Output directory $outdir_new exists!"
+ exit 1
+fi
+
+
+cleanup() {
+ if [ "$opt_no_cleanup" = "on" ]; then
+ echo "No cleanup. Please delete $outdir_old and $outdir_new when you're done"
+ else
+ rm -rf "$outdir_old" "$outdir_new"
+ fi
+}
+
+trap cleanup 0 1 2 3 15
+
+
+generate() {
+ outfile="$1"
+ shift
+ $PYCRC "$@" -o "${outfile}"
+ sed -i -e 's/Generated on ... ... .. ..:..:.. ..../Generated on XXX XXX XX XX:XX:XX XXXX/; s/by pycrc v[0-9.]*/by pycrc vXXX/;' "${outfile}"
+}
+
+populate() {
+ outdir=$1
+ mkdir -p "$outdir"
+ models=`PYTHONPATH=.. python -c 'import pycrc.models as m; print(" ".join(m.CrcModels().names()))'`
+ for model in "undefined" $models; do
+ for algo in "bbb" "bbf" "tbl"; do
+ for cstd in c98 c99; do
+ if [ "$model" = "undefined" ]; then
+ mod_opt=
+ else
+ mod_opt="--model=${model}"
+ fi
+ generate "${outdir}/${model}_${algo}_${cstd}.h" --generate=h --algorithm=${algo} $mod_opt
+ generate "${outdir}/${model}_${algo}_${cstd}.c" --generate=c --algorithm=${algo} $mod_opt
+ done
+ done
+ done
+
+ algo=tbl
+ for model in crc-32; do
+ for slice in 4 8 16; do
+ for cstd in c98 c99; do
+ generate "${outdir}/${model}_${algo}_sb${slice}_${cstd}.h" --generate=h --algorithm=${algo} --model=${model} --slice-by ${slice}
+ generate "${outdir}/${model}_${algo}_sb${slice}_${cstd}.c" --generate=c --algorithm=${algo} --model=${model} --slice-by ${slice}
+ done
+ done
+ done
+}
+
+do_check() {
+ tar xzf "$tarfile" -C "`dirname $outdir_new`"
+ populate "$outdir_new"
+ diff -ru "$outdir_old" "$outdir_new"
+}
+
+
+if [ "$opt_check" = "on" ]; then
+ if [ ! -f "$tarfile" ]; then
+ echo >&2 "Can't find tarfile $tarfile"
+ exit 1
+ fi
+ do_check
+fi
+
+if [ "$opt_generate" = "on" ]; then
+ populate "$outdir_old"
+ dirname="`dirname $outdir_old`"
+ basename="`basename $outdir_old`"
+ tar czf "$tarfile" -C "$dirname" "$basename"
+fi