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path: root/test/lint/lint-format-strings.sh
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#!/usr/bin/env bash
#
# Copyright (c) 2018 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
#
# Lint format strings: This program checks that the number of arguments passed
# to a variadic format string function matches the number of format specifiers
# in the format string.

export LC_ALL=C

FUNCTION_NAMES_AND_NUMBER_OF_LEADING_ARGUMENTS=(
    FatalError,0
    fprintf,1
    LogConnectFailure,1
    LogPrint,1
    LogPrintf,0
    printf,0
    snprintf,2
    sprintf,1
    strprintf,0
    vfprintf,1
    vprintf,1
    vsnprintf,1
    vsprintf,1
    WalletLogPrintf,0
)

EXIT_CODE=0
if ! python3 -m doctest test/lint/lint-format-strings.py; then
    EXIT_CODE=1
fi
for S in "${FUNCTION_NAMES_AND_NUMBER_OF_LEADING_ARGUMENTS[@]}"; do
    IFS="," read -r FUNCTION_NAME SKIP_ARGUMENTS <<< "${S}"
    for MATCHING_FILE in $(git grep --full-name -l "${FUNCTION_NAME}" -- "*.c" "*.cpp" "*.h" | sort | grep -vE "^src/(leveldb|secp256k1|tinyformat|univalue)"); do
        MATCHING_FILES+=("${MATCHING_FILE}")
    done
    if ! test/lint/lint-format-strings.py --skip-arguments "${SKIP_ARGUMENTS}" "${FUNCTION_NAME}" "${MATCHING_FILES[@]}"; then
        EXIT_CODE=1
    fi
done
exit ${EXIT_CODE}