autodoc/autodoc.sh

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2019-09-19 16:11:47 +00:00
#!/bin/bash
# $1:WATCHROOT (default: ".")
g_watchroot="$(readlink -f "${1:-.}")"
# compile using bare make command
do_make() { # $1:DIR $2:OBJECT
# extract params
local dir="$1"
local object="$2"
# enter build directory
local olddir="$(pwd)"
cd "${dir}"
# extract Makefile 'source pattern'
local srcpat="$(grep -E "^#@SRCPAT" Makefile | sed -r "s/^#@SRCPAT\s+//")"
if [ -z "${srcpat}" ]; then
echo "Empty source pattern! Make sure Makefile has '#@SRCPAT' annotation!"
elif [[ "${object}" =~ ${srcpat} ]]; then
make -j # source pattern matched
else
echo "'${object}' does not match source pattern '${srcpat}'!"
fi
cd "${olddir}"
}
# compile a directory
do_compile() { # $1:DIR $2:OBJECT
# extract params
local dir="$1"
local object="$2"
# compile using Makefile
if [ -e "${dir}/Makefile" ]; then
echo "Using '${dir}/Makefile'."
do_make "${dir}" "${object}"
# compile parent dir if not in g_watchroot
elif [ "${dir}" != "${g_watchroot}" ]; then
do_compile "$(dirname "${dir}")" "${object}"
# stop otherwise
else
echo "No compile description found!"
fi
}
# process an inotify event
do_handle() { # $1:FLAGS $2:OBJECT
# extract params
local flags="$1"
shift 1
local dir="$(dirname "$*")"
local object="$(basename "$*")"
# object refers to directory
if [[ "${flags}" =~ "ISDIR" ]]; then
local dir="${dir}/${object}"
local object="."
fi
# use toolchain
echo -n "Flags '${flags}' for '${dir}/${object}' ... "
do_compile "${dir}" "${object}"
}
#
# MAIN
#
echo "watching '${g_watchroot}' ..."
# setup inotify:
# -mrq monitor, recursive, quiet
# -e events
# --format %e eventlist csv, %w workdir, %f filename
inotifywait -mrq \
-e create -e delete -e moved_to -e close_write \
--format '%e %w%f' \
"${g_watchroot}" | \
\
while read FILE; do
do_handle ${FILE}
done