cmake HAVE_MBRLEN examples

alibaba/AliSQL cmake/readline.cmake :40 

CHECK_FUNCTION_EXISTS(mbrlen HAVE_MBRLEN)

arkdb/arkproxy cmake/readline.cmake :31 

CHECK_FUNCTION_EXISTS(mbrlen HAVE_MBRLEN)

apache/xerces-c cmake/XercesWChar.cmake :24 

check_cxx_source_compiles("
#include <wchar.h>
int main(void) {
  mbstate_t st;
  mbrlen( \"t\", 5, &st );
  return 0;
}"
  HAVE_MBRLEN)

alibaba/AliSQLBackup cmake/readline.cmake :40 

CHECK_FUNCTION_EXISTS(mbrlen HAVE_MBRLEN)