diff --git a/.arclint b/.arclint
--- a/.arclint
+++ b/.arclint
@@ -53,6 +53,13 @@
                 "(^arcanist/__phutil_library_.+\\.php$)"
             ],
             "phpcs.standard": "arcanist/linter/phpcs_ruleset.xml"
+        },
+        "lint-locale-dependence": {
+            "type": "lint-locale-dependence",
+            "include": "(^src/.*\\.(h|cpp)$)",
+            "exclude": [
+                "(^src/(crypto/ctaes/|leveldb/|secp256k1/|seeder/|tinyformat.h|univalue/))"
+            ]
         }
     }
 }
diff --git a/arcanist/.phutil_module_cache b/arcanist/.phutil_module_cache
--- a/arcanist/.phutil_module_cache
+++ b/arcanist/.phutil_module_cache
@@ -1 +1 @@
-{"__symbol_cache_version__":11,"90a8b110dc475955f15bb81d37268cb5":{"have":{"class":{"AutoPEP8FormatLinter":75}},"need":{"function":{"pht":297,"execx":769,"id":1903},"class":{"ArcanistExternalLinter":104,"ArcanistLintMessage":1910,"Filesystem":1754,"ArcanistLinter":2017,"ArcanistLintSeverity":2095}},"xmap":{"AutoPEP8FormatLinter":["ArcanistExternalLinter"]}},"bf0805c02029a7226e8c0d7dee039b3c":{"have":{"class":{"CheckDocLinter":106}},"need":{"function":{"pht":323,"id":1847},"class":{"ArcanistExternalLinter":129,"ArcanistLintMessage":1854,"Filesystem":731,"ArcanistLinter":1902,"ArcanistLintSeverity":1988}},"xmap":{"CheckDocLinter":["ArcanistExternalLinter"]}},"6af7410cfea496ff1d4dcc2624b6b8ea":{"have":{"class":{"ClangFormatLinter":79}},"need":{"function":{"pht":302,"execx":781,"id":1653},"class":{"ArcanistExternalLinter":105,"ArcanistLintMessage":1660,"Filesystem":1504,"ArcanistLinter":1767,"ArcanistLintSeverity":1845}},"xmap":{"ClangFormatLinter":["ArcanistExternalLinter"]}},"6f2f22dd0f259fb2eaa284b4fab3bc29":{"have":{"class":{"PythonFormatLinter":123}},"need":{"function":{"pht":353,"id":1838},"class":{"ArcanistExternalLinter":150,"ArcanistLintMessage":1845,"Filesystem":776,"ArcanistLinter":1970,"ArcanistLintSeverity":2053}},"xmap":{"PythonFormatLinter":["ArcanistExternalLinter"]}},"25781df78f6eebfb223296b8265e9d19":{"have":{"class":{"TestsLinter":103}},"need":{"function":{"pht":318,"id":2629},"class":{"ArcanistExternalLinter":123,"ArcanistLintMessage":2636,"Filesystem":776,"ArcanistLinter":2684,"ArcanistLintSeverity":2792}},"xmap":{"TestsLinter":["ArcanistExternalLinter"]}},"9285ad9415f8ebe564f7119e5a72c559":{"have":{"class":{"FormatStringLinter":146}},"need":{"function":{"pht":377,"csprintf":1492,"id":1872},"class":{"ArcanistExternalLinter":173,"ArcanistLintMessage":1879,"Filesystem":827,"ArcanistLinter":1956,"ArcanistLintSeverity":2044}},"xmap":{"FormatStringLinter":["ArcanistExternalLinter"]}}}
\ No newline at end of file
+{"__symbol_cache_version__":11,"90a8b110dc475955f15bb81d37268cb5":{"have":{"class":{"AutoPEP8FormatLinter":75}},"need":{"function":{"pht":297,"execx":769,"id":1903},"class":{"ArcanistExternalLinter":104,"ArcanistLintMessage":1910,"Filesystem":1754,"ArcanistLinter":2017,"ArcanistLintSeverity":2095}},"xmap":{"AutoPEP8FormatLinter":["ArcanistExternalLinter"]}},"bf0805c02029a7226e8c0d7dee039b3c":{"have":{"class":{"CheckDocLinter":106}},"need":{"function":{"pht":323,"id":1847},"class":{"ArcanistExternalLinter":129,"ArcanistLintMessage":1854,"Filesystem":731,"ArcanistLinter":1902,"ArcanistLintSeverity":1988}},"xmap":{"CheckDocLinter":["ArcanistExternalLinter"]}},"6af7410cfea496ff1d4dcc2624b6b8ea":{"have":{"class":{"ClangFormatLinter":79}},"need":{"function":{"pht":302,"execx":781,"id":1653},"class":{"ArcanistExternalLinter":105,"ArcanistLintMessage":1660,"Filesystem":1504,"ArcanistLinter":1767,"ArcanistLintSeverity":1845}},"xmap":{"ClangFormatLinter":["ArcanistExternalLinter"]}},"9285ad9415f8ebe564f7119e5a72c559":{"have":{"class":{"FormatStringLinter":146}},"need":{"function":{"pht":377,"csprintf":1492,"id":1872},"class":{"ArcanistExternalLinter":173,"ArcanistLintMessage":1879,"Filesystem":827,"ArcanistLinter":1956,"ArcanistLintSeverity":2044}},"xmap":{"FormatStringLinter":["ArcanistExternalLinter"]}},"6f2f22dd0f259fb2eaa284b4fab3bc29":{"have":{"class":{"PythonFormatLinter":123}},"need":{"function":{"pht":353,"id":1838},"class":{"ArcanistExternalLinter":150,"ArcanistLintMessage":1845,"Filesystem":776,"ArcanistLinter":1970,"ArcanistLintSeverity":2053}},"xmap":{"PythonFormatLinter":["ArcanistExternalLinter"]}},"25781df78f6eebfb223296b8265e9d19":{"have":{"class":{"TestsLinter":103}},"need":{"function":{"pht":318,"id":2629},"class":{"ArcanistExternalLinter":123,"ArcanistLintMessage":2636,"Filesystem":776,"ArcanistLinter":2684,"ArcanistLintSeverity":2792}},"xmap":{"TestsLinter":["ArcanistExternalLinter"]}},"224d394856b17878058b4c14acb7178b":{"have":{"class":{"LocaleDependenceLinter":160}},"need":{"function":{"pht":5400},"class":{"ArcanistLinter":191,"ArcanistLintSeverity":5903,"Filesystem":6149}},"xmap":{"LocaleDependenceLinter":["ArcanistLinter"]}}}
\ No newline at end of file
diff --git a/arcanist/__phutil_library_map__.php b/arcanist/__phutil_library_map__.php
--- a/arcanist/__phutil_library_map__.php
+++ b/arcanist/__phutil_library_map__.php
@@ -13,6 +13,7 @@
     'CheckDocLinter' => 'linter/CheckDocLinter.php',
     'ClangFormatLinter' => 'linter/ClangFormatLinter.php',
     'FormatStringLinter' => 'linter/FormatStringLinter.php',
+    'LocaleDependenceLinter' => 'linter/LocaleDependenceLinter.php',
     'PythonFormatLinter' => 'linter/PythonFormatLinter.php',
     'TestsLinter' => 'linter/TestsLinter.php',
   ),
@@ -22,6 +23,7 @@
     'CheckDocLinter' => 'ArcanistExternalLinter',
     'ClangFormatLinter' => 'ArcanistExternalLinter',
     'FormatStringLinter' => 'ArcanistExternalLinter',
+    'LocaleDependenceLinter' => 'ArcanistLinter',
     'PythonFormatLinter' => 'ArcanistExternalLinter',
     'TestsLinter' => 'ArcanistExternalLinter',
   ),
diff --git a/arcanist/linter/LocaleDependenceLinter.php b/arcanist/linter/LocaleDependenceLinter.php
new file mode 100644
--- /dev/null
+++ b/arcanist/linter/LocaleDependenceLinter.php
@@ -0,0 +1,283 @@
+<?php
+
+/**
+ * Check for locale dependent functions.
+ * Unnecessary locale dependence can cause bugs that are very tricky to isolate
+ * and fix.
+ */
+final class LocaleDependenceLinter extends ArcanistLinter {
+
+  const KNOWN_VIOLATIONS = array(
+    "src/bitcoin-tx.cpp" => [
+      "stoul",
+      "trim_right",
+      "atoi",
+    ],
+    "src/core_read.cpp" => ["is_digit"],
+    "src/dbwrapper.cpp" => ["vsnprintf"],
+    "src/httprpc.cpp" => ["trim"],
+    "src/init.cpp" => ["atoi"],
+    "src/netbase.cpp" => ["to_lower"],
+    "src/qt/rpcconsole.cpp" => [
+      "atoi",
+      "isdigit",
+    ],
+    "src/rest.cpp" => ["strtol"],
+    "src/rpc/server.cpp" => ["to_upper"],
+    "src/test/dbwrapper_tests.cpp" => ["snprintf"],
+    "src/test/getarg_tests.cpp" => [
+      "split",
+      "is_space",
+    ],
+    "src/torcontrol.cpp" => ["atoi"],
+    "src/uint256.cpp" => ["tolower"],
+    "src/util.cpp" => ["atoi", "tolower"],
+    "src/utilmoneystr.cpp" => ["isdigit"],
+    "src/utilstrencodings.cpp" => [
+      "atoi",
+      "strtol",
+      "strtoll",
+      "strtoul",
+      "strtoull",
+    ],
+    "src/utilstrencodings.h" => ["atoi"],
+  );
+
+  const LOCALE_DEPENDENT_FUNCTIONS = array(
+    "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",
+  );
+
+  const LOCALE_DEPENDENCE_ERROR = 1;
+
+  const ADVICE_MESSAGE = <<<ADVICE
+Unnecessary locale dependence can cause bugs and should be avoided.
+Otherwise an exception can be added to the LocaleDependenceLinter.php linter.
+ADVICE;
+
+  public function getInfoName() {
+    return 'lint-locale-dependence';
+  }
+
+  public function getInfoURI() {
+    return '';
+  }
+
+  public function getInfoDescription() {
+    return pht('Throw an error when functions relying on the system locale '.
+      'are used.');
+  }
+
+  public function getLinterName() {
+    return 'lint-locale-dependence';
+  }
+
+  public function getLinterConfigurationName() {
+    return 'lint-locale-dependence';
+  }
+
+  public function getLinterConfigurationOptions() {
+    $options = array();
+    return $options + parent::getLinterConfigurationOptions();
+  }
+
+  public function getLintSeverityMap() {
+    return array(
+      self::LOCALE_DEPENDENCE_ERROR => ArcanistLintSeverity::SEVERITY_ERROR,
+    );
+  }
+
+  public function getLintNameMap() {
+    return array(
+      self::LOCALE_DEPENDENCE_ERROR => pht('Locale dependent function'),
+    );
+  }
+
+  public function lintPath($path) {
+    $absolutePath = Filesystem::resolvePath($path, $this->getProjectRoot());
+    $fileContent = file($absolutePath, FILE_SKIP_EMPTY_LINES);
+
+    // Flag if the path is part of the known exceptions
+    $exceptions = array();
+    if (array_key_exists($path, self::KNOWN_VIOLATIONS)) {
+      $exceptions = self::KNOWN_VIOLATIONS[$path];
+    }
+
+    $anyFunction = implode("|", self::LOCALE_DEPENDENT_FUNCTIONS);
+    $pattern = "/[^\w`'\"<>](?P<function>".$anyFunction."(_r|_s)?)[^\w`'\"<>]/";
+
+    foreach ($fileContent as $lineNumber => $lineContent) {
+      // Filter comments and string constants
+      if (preg_match("#^\s*(//|\*|/\*|\")#", $lineContent)) {
+        continue;
+      }
+
+      /*
+       * Find the locale dependent functions occurrences.
+       * There can be multiple occurrences for a single line.
+       */
+      if (preg_match_all($pattern, $lineContent, $matches,
+        PREG_OFFSET_CAPTURE)) {
+        foreach($matches["function"] as $function) {
+          list($functionName, $offset) = $function;
+
+          // Filter known exceptions
+          if (!in_array($functionName, $exceptions)) {
+            $this->raiseLintAtLine(
+              $lineNumber + 1,
+              $offset + 1,
+              self::LOCALE_DEPENDENCE_ERROR,
+              self::ADVICE_MESSAGE,
+              $functionName);
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/test/lint/lint-locale-dependence.sh b/test/lint/lint-locale-dependence.sh
deleted file mode 100755
--- a/test/lint/lint-locale-dependence.sh
+++ /dev/null
@@ -1,221 +0,0 @@
-#!/usr/bin/env bash
-
-KNOWN_VIOLATIONS=(
-    "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:.*vsnprintf"
-    "src/httprpc.cpp.*trim"
-    "src/init.cpp:.*atoi"
-    "src/qt/rpcconsole.cpp:.*atoi"
-    "src/qt/rpcconsole.cpp:.*isdigit"
-    "src/rest.cpp:.*strtol"
-    "src/test/dbwrapper_tests.cpp:.*snprintf"
-    "src/test/getarg_tests.cpp.*split"
-    "src/torcontrol.cpp:.*atoi"
-    "src/uint256.cpp:.*tolower"
-    "src/util.cpp:.*atoi"
-    "src/util.cpp:.*tolower"
-    "src/utilmoneystr.cpp:.*isdigit"
-    "src/utilstrencodings.cpp:.*atoi"
-    # Append the opening parenthesis to avoid shadowing strtoll with grep
-    "src/utilstrencodings.cpp:.*strtol\("
-    "src/utilstrencodings.cpp:.*strtoll"
-    # Append the opening parenthesis to avoid shadowing strtoull with grep
-    "src/utilstrencodings.cpp:.*strtoul\("
-    "src/utilstrencodings.cpp:.*strtoull"
-    "src/utilstrencodings.h:.*atoi"
-)
-
-REGEXP_IGNORE_EXTERNAL_DEPENDENCIES="src/(crypto/ctaes/|leveldb/|secp256k1/|seeder/|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=$(git grep -nE "[^a-zA-Z0-9_\`'\"<>](${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):[0-9]+:\s*(//|\*|/\*|\").*${LOCALE_DEPENDENT_FUNCTION}")
-    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}