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#!/bin/sh
# Read-only style check: no tabs, no trailing whitespace, nothing past 80
# columns, and every .S file must declare a non-executable stack.
set -eu
here=$(CDPATH= cd -- "$(dirname -- "$0")/.." && pwd)
status=0
for file in "$here"/src/*.S "$here"/src/*.inc "$here"/include/*.h \
"$here"/tests/*.c "$here"/examples/*.c; do
[ -e "$file" ] || continue
name=${file#"$here"/}
if grep -n ' ' "$file" >/dev/null 2>&1; then
echo "$name: contains a tab" >&2
grep -n ' ' "$file" | head -5 >&2
status=1
fi
if grep -n '[ ]$' "$file" >/dev/null 2>&1; then
echo "$name: trailing whitespace" >&2
grep -n '[ ]$' "$file" | head -5 >&2
status=1
fi
if awk 'length > 80 { print FILENAME ":" FNR ": line over 80 columns"; f=1 }
END { exit f ? 1 : 0 }' "$file" >&2; then
:
else
status=1
fi
done
for file in "$here"/src/*.S; do
name=${file#"$here"/}
if ! grep -q 'note.GNU-stack' "$file"; then
echo "$name: missing .note.GNU-stack" >&2
status=1
fi
done
if [ "$status" -eq 0 ]; then
echo "style: ok"
fi
exit "$status"
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