File: mt-unsafe-glibc.cpp

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// RUN: %check_clang_tidy %s concurrency-mt-unsafe %t -- -config='{CheckOptions: [{key: "concurrency-mt-unsafe.FunctionSet", value: "glibc"}]}'

extern unsigned int sleep (unsigned int __seconds);
extern int *gmtime (const int *__timer);
extern char *dirname (char *__path);

void foo() {
  sleep(2);
  // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: function is not thread safe [concurrency-mt-unsafe]

  ::sleep(2);
  // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: function is not thread safe [concurrency-mt-unsafe]

  dirname(nullptr);
}