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#!/bin/bash
src_files=( $(find -type f -name '*.c') )
hdr_files=( $(find -type f -name '*.h') )
# Is this a meson build?
isMeson=0
if [[ -f meson.build ]]; then
isMeson=1
fi
for hdr in $(find -type f -name '*.h') ; do
h_dir="$(basename $(dirname $hdr))"
h_file="$(basename $hdr .h)"
# Is it listed in the Makefile.am or meson.build?
if [[ 1 -eq $isMeson ]]; then
if [[ 0 -lt $(grep -c "$h_dir/${h_file}.c" meson.build) ]] || \
[[ 0 -lt $(grep -c "$h_dir/${h_file}.h" meson.build) ]]; then
# It is needed.
continue 1
fi
else
if [[ 0 -lt $(grep -c "$h_dir/${h_file}.c" Makefile.am) ]] || \
[[ 0 -lt $(grep -c "$h_dir/${h_file}.h" Makefile.am) ]]; then
# It is needed.
continue 1
fi
fi
# Is it included in any source files?
for src in "${src_files[@]}" ; do
is_inc=$(grep -P '^#include' $src | grep -c "${h_file}.h")
if [[ 0 -lt $is_inc ]]; then
# it is indeed
continue 2
fi
done
# Is it included in any header files?
for src in "${hdr_files[@]}" ; do
# If we already removed $src, skip it
[ -f "$src" ] || continue 1
is_inc=$(grep '#include' $src | grep -c "${h_file}.h")
if [[ 0 -lt $is_inc ]]; then
# it is indeed
continue 2
fi
done
# As it was not included, remove it.
git rm $hdr
done
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