mirror of
https://github.com/ElementsProject/lightning.git
synced 2024-12-27 09:04:40 +01:00
32af92145b
This expands update-mocks to be able to handle (simple!) missing symbols which are not functions. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
78 lines
2.3 KiB
Bash
Executable File
78 lines
2.3 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
if [ $# = 0 ]; then
|
|
echo 'Usage: mockup.sh <filename> [SYMBOLS...]' >&2
|
|
exit 1
|
|
fi
|
|
|
|
UPDIRNAME=$(dirname "$(dirname "$1")")
|
|
shift
|
|
|
|
function process_line {
|
|
LINE=$1
|
|
case "$LINE" in
|
|
*undefined\ reference\ to*)
|
|
# file.cc:(.text+0x10): undefined reference to `foo()'
|
|
LINE=${LINE#*undefined reference to \`}
|
|
echo "${LINE%\'*}"
|
|
;;
|
|
*undefined\ symbol:*)
|
|
# ld: error: undefined symbol: foo()
|
|
echo "${LINE#*undefined symbol: }"
|
|
;;
|
|
*,\ referenced\ from:*)
|
|
# Apple clang version 11.0.3 (clang-1103.0.32.29)
|
|
# "_towire", referenced from:
|
|
LINE=${LINE#\"_}
|
|
echo "${LINE%\"*}"
|
|
;;
|
|
*)
|
|
return
|
|
;;
|
|
esac
|
|
}
|
|
|
|
if [ $# -eq 0 ]; then
|
|
# With no args, read stdin to scrape compiler output.
|
|
# shellcheck disable=SC2046
|
|
set -- $(while read -r LINE; do
|
|
process_line "$LINE"; done | LC_ALL=C sort -u)
|
|
fi
|
|
|
|
for SYMBOL; do
|
|
STUB=""
|
|
# If there are multiple declarations, pick first (eg. common/memleak.h
|
|
# has notleak_ as a declaration, and then an inline).
|
|
# Also, prefer local headers over generic ones.
|
|
WHERE=$(shopt -s nullglob; grep -nH "^[a-zA-Z0-9_ (),]* [*]*$SYMBOL(" "$UPDIRNAME"/*.h ./*/*.h | head -n1)
|
|
if [ -z "$WHERE" ]; then
|
|
WHERE=$(shopt -s nullglob; grep -nH "^extern [a-zA-Z0-9_ (),]* [*]*$SYMBOL;" "$UPDIRNAME"/*.h ./*/*.h | head -n1)
|
|
STUB=";"
|
|
if [ -z "$WHERE" ]; then
|
|
echo "/* Could not find declaration for $SYMBOL */"
|
|
continue
|
|
fi
|
|
fi
|
|
|
|
FILE=${WHERE%%:*}
|
|
FILE_AND_LINE=${WHERE%:*}
|
|
LINE=${FILE_AND_LINE#*:}
|
|
END=$(tail -n "+${LINE}" < "$FILE" | grep -n ';$');
|
|
NUM=${END%%:*}
|
|
|
|
if [ -z "$STUB" ]; then
|
|
if grep -q "$SYMBOL.*mock empty" "$FILE"; then
|
|
STUB="{ }"
|
|
else
|
|
# \n on RHS is a GNU extension, and we want to work on FreeBSD
|
|
# shellcheck disable=SC1004
|
|
STUB='\
|
|
{ fprintf(stderr, "'$SYMBOL' called!\\n"); abort(); }'
|
|
fi
|
|
fi
|
|
|
|
echo "/* Generated stub for $SYMBOL */"
|
|
|
|
tail -n "+${LINE}" < "$FILE" | head -n "$NUM" | sed 's/^extern *//' | sed 's/PRINTF_FMT([^)]*)//' | sed 's/NON_NULL_ARGS([^)]*)//' | sed 's/NO_NULL_ARGS//g' | sed 's/NORETURN//g' | sed 's/RETURNS_NONNULL//g' | sed 's/LAST_ARG_NULL//g' | sed 's/WARN_UNUSED_RESULT//g' | sed 's/,/ UNNEEDED,/g' | sed 's/\([a-z0-9A-Z*_]* [a-z0-9A-Z*_]*\));/\1 UNNEEDED);/' | sed "s/;\$/$STUB/" | sed 's/[[:space:]]*$//'
|
|
done
|