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| author | practicalswift <practicalswift@users.noreply.github.com> | 2018-04-26 21:01:03 +0200 |
|---|---|---|
| committer | practicalswift <practicalswift@users.noreply.github.com> | 2018-06-06 08:08:44 +0200 |
| commit | 698cfd081144845f6246171b8a2a0cfa8daaecdb (patch) | |
| tree | ae9b11158d87ec5f89059fc7fe8dafea93bb9caa /doc/developer-notes.md | |
| parent | 0a4ea2f4589961868ab4d25e0277485c31938e20 (diff) | |
docs: Mention lint-locale-dependence.sh in developer-notes.md
Diffstat (limited to 'doc/developer-notes.md')
| -rw-r--r-- | doc/developer-notes.md | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/doc/developer-notes.md b/doc/developer-notes.md index 9081cab911..8f6c662f19 100644 --- a/doc/developer-notes.md +++ b/doc/developer-notes.md @@ -499,7 +499,35 @@ Strings and formatting - Use `ParseInt32`, `ParseInt64`, `ParseUInt32`, `ParseUInt64`, `ParseDouble` from `utilstrencodings.h` for number parsing - - *Rationale*: These functions do overflow checking, and avoid pesky locale issues + - *Rationale*: These functions do overflow checking, and avoid pesky locale issues. + +- Avoid using locale dependent functions if possible. You can use the provided + [`lint-locale-dependence.sh`](/contrib/devtools/lint-locale-dependence.sh) + to check for accidental use of locale dependent functions. + + - *Rationale*: Unnecessary locale dependence can cause bugs that are very tricky to isolate and fix. + + - These functions are known to be locale dependent: + `alphasort`, `asctime`, `asprintf`, `atof`, `atoi`, `atol`, `atoll`, `atoq`, + `btowc`, `ctime`, `dprintf`, `fgetwc`, `fgetws`, `fprintf`, `fputwc`, + `fputws`, `fscanf`, `fwprintf`, `getdate`, `getwc`, `getwchar`, `isalnum`, + `isalpha`, `isblank`, `iscntrl`, `isdigit`, `isgraph`, `islower`, `isprint`, + `ispunct`, `isspace`, `isupper`, `iswalnum`, `iswalpha`, `iswblank`, + `iswcntrl`, `iswctype`, `iswdigit`, `iswgraph`, `iswlower`, `iswprint`, + `iswpunct`, `iswspace`, `iswupper`, `iswxdigit`, `isxdigit`, `mblen`, + `mbrlen`, `mbrtowc`, `mbsinit`, `mbsnrtowcs`, `mbsrtowcs`, `mbstowcs`, + `mbtowc`, `mktime`, `putwc`, `putwchar`, `scanf`, `snprintf`, `sprintf`, + `sscanf`, `stoi`, `stol`, `stoll`, `strcasecmp`, `strcasestr`, `strcoll`, + `strfmon`, `strftime`, `strncasecmp`, `strptime`, `strtod`, `strtof`, + `strtoimax`, `strtol`, `strtold`, `strtoll`, `strtoq`, `strtoul`, + `strtoull`, `strtoumax`, `strtouq`, `strxfrm`, `swprintf`, `tolower`, + `toupper`, `towctrans`, `towlower`, `towupper`, `ungetwc`, `vasprintf`, + `vdprintf`, `versionsort`, `vfprintf`, `vfscanf`, `vfwprintf`, `vprintf`, + `vscanf`, `vsnprintf`, `vsprintf`, `vsscanf`, `vswprintf`, `vwprintf`, + `wcrtomb`, `wcscasecmp`, `wcscoll`, `wcsftime`, `wcsncasecmp`, `wcsnrtombs`, + `wcsrtombs`, `wcstod`, `wcstof`, `wcstoimax`, `wcstol`, `wcstold`, + `wcstoll`, `wcstombs`, `wcstoul`, `wcstoull`, `wcstoumax`, `wcswidth`, + `wcsxfrm`, `wctob`, `wctomb`, `wctrans`, `wctype`, `wcwidth`, `wprintf` - For `strprintf`, `LogPrint`, `LogPrintf` formatting characters don't need size specifiers |