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Diffstat (limited to 'test/lint/lint-locale-dependence.sh')
| -rwxr-xr-x | test/lint/lint-locale-dependence.sh | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/test/lint/lint-locale-dependence.sh b/test/lint/lint-locale-dependence.sh new file mode 100755 index 0000000000..3144f2c841 --- /dev/null +++ b/test/lint/lint-locale-dependence.sh @@ -0,0 +1,229 @@ +#!/bin/bash + +KNOWN_VIOLATIONS=( + "src/base58.cpp:.*isspace" + "src/bitcoin-tx.cpp.*stoul" + "src/bitcoin-tx.cpp.*trim_right" + "src/bitcoin-tx.cpp:.*atoi" + "src/core_read.cpp.*is_digit" + "src/dbwrapper.cpp.*stoul" + "src/dbwrapper.cpp:.*vsnprintf" + "src/httprpc.cpp.*trim" + "src/init.cpp:.*atoi" + "src/netbase.cpp.*to_lower" + "src/qt/rpcconsole.cpp:.*atoi" + "src/qt/rpcconsole.cpp:.*isdigit" + "src/rest.cpp:.*strtol" + "src/rpc/server.cpp.*to_upper" + "src/test/dbwrapper_tests.cpp:.*snprintf" + "src/test/getarg_tests.cpp.*split" + "src/torcontrol.cpp:.*atoi" + "src/torcontrol.cpp:.*strtol" + "src/uint256.cpp:.*isspace" + "src/uint256.cpp:.*tolower" + "src/util.cpp:.*atoi" + "src/util.cpp:.*fprintf" + "src/util.cpp:.*tolower" + "src/utilmoneystr.cpp:.*isdigit" + "src/utilmoneystr.cpp:.*isspace" + "src/utilstrencodings.cpp:.*atoi" + "src/utilstrencodings.cpp:.*isspace" + "src/utilstrencodings.cpp:.*strtol" + "src/utilstrencodings.cpp:.*strtoll" + "src/utilstrencodings.cpp:.*strtoul" + "src/utilstrencodings.cpp:.*strtoull" + "src/utilstrencodings.h:.*atoi" +) + +REGEXP_IGNORE_EXTERNAL_DEPENDENCIES="^src/(crypto/ctaes/|leveldb/|secp256k1/|tinyformat.h|univalue/)" + +LOCALE_DEPENDENT_FUNCTIONS=( + alphasort # LC_COLLATE (via strcoll) + asctime # LC_TIME (directly) + asprintf # (via vasprintf) + atof # LC_NUMERIC (via strtod) + atoi # LC_NUMERIC (via strtol) + atol # LC_NUMERIC (via strtol) + atoll # (via strtoll) + atoq + btowc # LC_CTYPE (directly) + ctime # (via asctime or localtime) + dprintf # (via vdprintf) + fgetwc + fgetws + fold_case # boost::locale::fold_case + fprintf # (via vfprintf) + fputwc + fputws + fscanf # (via __vfscanf) + fwprintf # (via __vfwprintf) + getdate # via __getdate_r => isspace // __localtime_r + getwc + getwchar + is_digit # boost::algorithm::is_digit + is_space # boost::algorithm::is_space + isalnum # LC_CTYPE + isalpha # LC_CTYPE + isblank # LC_CTYPE + iscntrl # LC_CTYPE + isctype # LC_CTYPE + isdigit # LC_CTYPE + isgraph # LC_CTYPE + islower # LC_CTYPE + isprint # LC_CTYPE + ispunct # LC_CTYPE + isspace # LC_CTYPE + isupper # LC_CTYPE + iswalnum # LC_CTYPE + iswalpha # LC_CTYPE + iswblank # LC_CTYPE + iswcntrl # LC_CTYPE + iswctype # LC_CTYPE + iswdigit # LC_CTYPE + iswgraph # LC_CTYPE + iswlower # LC_CTYPE + iswprint # LC_CTYPE + iswpunct # LC_CTYPE + iswspace # LC_CTYPE + iswupper # LC_CTYPE + iswxdigit # LC_CTYPE + isxdigit # LC_CTYPE + localeconv # LC_NUMERIC + LC_MONETARY + mblen # LC_CTYPE + mbrlen + mbrtowc + mbsinit + mbsnrtowcs + mbsrtowcs + mbstowcs # LC_CTYPE + mbtowc # LC_CTYPE + mktime + normalize # boost::locale::normalize +# printf # LC_NUMERIC + putwc + putwchar + scanf # LC_NUMERIC + setlocale + snprintf + sprintf + sscanf + stod + stof + stoi + stol + stold + stoll + stoul + stoull + strcasecmp + strcasestr + strcoll # LC_COLLATE +# strerror + strfmon + strftime # LC_TIME + strncasecmp + strptime + strtod # LC_NUMERIC + strtof + strtoimax + strtol # LC_NUMERIC + strtold + strtoll + strtoq + strtoul # LC_NUMERIC + strtoull + strtoumax + strtouq + strxfrm # LC_COLLATE + swprintf + to_lower # boost::locale::to_lower + to_title # boost::locale::to_title + to_upper # boost::locale::to_upper + tolower # LC_CTYPE + toupper # LC_CTYPE + towctrans + towlower # LC_CTYPE + towupper # LC_CTYPE + trim # boost::algorithm::trim + trim_left # boost::algorithm::trim_left + trim_right # boost::algorithm::trim_right + ungetwc + vasprintf + vdprintf + versionsort + vfprintf + vfscanf + vfwprintf + vprintf + vscanf + vsnprintf + vsprintf + vsscanf + vswprintf + vwprintf + wcrtomb + wcscasecmp + wcscoll # LC_COLLATE + wcsftime # LC_TIME + wcsncasecmp + wcsnrtombs + wcsrtombs + wcstod # LC_NUMERIC + wcstof + wcstoimax + wcstol # LC_NUMERIC + wcstold + wcstoll + wcstombs # LC_CTYPE + wcstoul # LC_NUMERIC + wcstoull + wcstoumax + wcswidth + wcsxfrm # LC_COLLATE + wctob + wctomb # LC_CTYPE + wctrans + wctype + wcwidth + wprintf +) + +function join_array { + local IFS="$1" + shift + echo "$*" +} + +REGEXP_IGNORE_KNOWN_VIOLATIONS=$(join_array "|" "${KNOWN_VIOLATIONS[@]}") + +# Invoke "git grep" only once in order to minimize run-time +REGEXP_LOCALE_DEPENDENT_FUNCTIONS=$(join_array "|" "${LOCALE_DEPENDENT_FUNCTIONS[@]}") +GIT_GREP_OUTPUT=$(git grep -E "[^a-zA-Z0-9_\`'\"<>](${REGEXP_LOCALE_DEPENDENT_FUNCTIONS}(|_r|_s))[^a-zA-Z0-9_\`'\"<>]" -- "*.cpp" "*.h") + +EXIT_CODE=0 +for LOCALE_DEPENDENT_FUNCTION in "${LOCALE_DEPENDENT_FUNCTIONS[@]}"; do + MATCHES=$(grep -E "[^a-zA-Z0-9_\`'\"<>]${LOCALE_DEPENDENT_FUNCTION}(|_r|_s)[^a-zA-Z0-9_\`'\"<>]" <<< "${GIT_GREP_OUTPUT}" | \ + grep -vE "\.(c|cpp|h):\s*(//|\*|/\*|\").*${LOCALE_DEPENDENT_FUNCTION}" | \ + grep -vE 'fprintf\(.*(stdout|stderr)') + if [[ ${REGEXP_IGNORE_EXTERNAL_DEPENDENCIES} != "" ]]; then + MATCHES=$(grep -vE "${REGEXP_IGNORE_EXTERNAL_DEPENDENCIES}" <<< "${MATCHES}") + fi + if [[ ${REGEXP_IGNORE_KNOWN_VIOLATIONS} != "" ]]; then + MATCHES=$(grep -vE "${REGEXP_IGNORE_KNOWN_VIOLATIONS}" <<< "${MATCHES}") + fi + if [[ ${MATCHES} != "" ]]; then + echo "The locale dependent function ${LOCALE_DEPENDENT_FUNCTION}(...) appears to be used:" + echo "${MATCHES}" + echo + EXIT_CODE=1 + fi +done +if [[ ${EXIT_CODE} != 0 ]]; then + echo "Unnecessary locale dependence can cause bugs that are very" + echo "tricky to isolate and fix. Please avoid using locale dependent" + echo "functions if possible." + echo + echo "Advice not applicable in this specific case? Add an exception" + echo "by updating the ignore list in $0" +fi +exit ${EXIT_CODE} |