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|
#!/bin/sh
# part of even-more-utils, version #VERSION#
# run make as soon as needed
if [ "x$1" = 'x-r' ]; then
recursive=true
shift
else
recursive=false
fi
make "$@"
while true; do
if ${recursive}; then
inotifywait -e DELETE_SELF,CLOSE_WRITE -r * || break
else
make_content=$(
sed '
:a
\/\\$/ {
N
s/\\\n//
ta
}
/^\(\s\|$\)/d
' 'Makefile' \
| while read -r line; do
if [ -z "${line##\$(foreach *,*,*)*}" ]; then
line="${line#\$(foreach }"
var="${line%%,*}"
line="${line#${var}*,}"
runs="${line%,*}"
line="${line#${runs},}"
body="${line%%)*}"
line="${line#${body})}"
while [ $(printf '%s\n' "${body}" | tr -d '\n' | tr ')' '\n' | wc -l) -lt $(printf '%s\n' "${body}" | tr -d '\n' | tr '(' '\n' | wc -l) ] \
&& [ -z "${line##*)*}" ]; do
new_body="${line%%)*}"
body="${body})${new_body}"
line="${line#${new_body})}"
done
for s in ${runs}; do
printf '%s' "${body}" \
| sed '
s#\$('"${var}"')#'"${s}"'#g
'
done \
| sed '
s/^\s\+//
s/\s\+$//
'
fi
printf '%s\n' "${line}"
done
)
substs=$(
printf '%s\n' "${make_content}" \
| sed '
s/^\([^[:space:]=]\+\)=\(.*\)$/s@\1@ \2 @g;\n/
t
d
'
)
watch_files=$(
printf '%s\n' "${make_content}" \
| sed "${substs}" \
| sed -n '
s/^\S.*: //
T
y/ /\n/
p
' \
| sed '
/^\s*$/d
y/%/*/
' \
| xargs -r readlink -f \
| sort -u
)
inotifywait -e DELETE_SELF,CLOSE_WRITE $(find ${watch_files} -type f) || break
fi
make "$@"
done
|
