1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// test <cstdio> 11 12#include <cstdio> 13#include <type_traits> 14 15#ifndef BUFSIZ 16#error BUFSIZ not defined 17#endif 18 19#ifndef EOF 20#error EOF not defined 21#endif 22 23#ifndef FILENAME_MAX 24#error FILENAME_MAX not defined 25#endif 26 27#ifndef FOPEN_MAX 28#error FOPEN_MAX not defined 29#endif 30 31#ifndef L_tmpnam 32#error L_tmpnam not defined 33#endif 34 35#ifndef NULL 36#error NULL not defined 37#endif 38 39#ifndef SEEK_CUR 40#error SEEK_CUR not defined 41#endif 42 43#ifndef SEEK_END 44#error SEEK_END not defined 45#endif 46 47#ifndef SEEK_SET 48#error SEEK_SET not defined 49#endif 50 51#ifndef TMP_MAX 52#error TMP_MAX not defined 53#endif 54 55#ifndef _IOFBF 56#error _IOFBF not defined 57#endif 58 59#ifndef _IOLBF 60#error _IOLBF not defined 61#endif 62 63#ifndef _IONBF 64#error _IONBF not defined 65#endif 66 67#ifndef stderr 68#error stderr not defined 69#endif 70 71#ifndef stdin 72#error stdin not defined 73#endif 74 75#ifndef stdout 76#error stdout not defined 77#endif 78 79#include <cstdarg> 80 81#pragma clang diagnostic push 82#pragma clang diagnostic ignored "-Wformat-zero-length" 83 84int main() 85{ 86 std::FILE* fp = 0; 87 std::fpos_t fpos = {0}; 88 std::size_t s = 0; 89 char* cp = 0; 90 std::va_list va; 91 static_assert((std::is_same<decltype(std::fclose(fp)), int>::value), ""); 92 static_assert((std::is_same<decltype(std::fflush(fp)), int>::value), ""); 93 static_assert((std::is_same<decltype(std::setbuf(fp,cp)), void>::value), ""); 94 static_assert((std::is_same<decltype(std::vfprintf(fp,"",va)), int>::value), ""); 95 static_assert((std::is_same<decltype(std::fprintf(fp," ")), int>::value), ""); 96 static_assert((std::is_same<decltype(std::fscanf(fp,"")), int>::value), ""); 97 static_assert((std::is_same<decltype(std::snprintf(cp,0," ")), int>::value), ""); 98 static_assert((std::is_same<decltype(std::sprintf(cp," ")), int>::value), ""); 99 static_assert((std::is_same<decltype(std::sscanf("","")), int>::value), ""); 100 static_assert((std::is_same<decltype(std::vfprintf(fp,"",va)), int>::value), ""); 101 static_assert((std::is_same<decltype(std::vfscanf(fp,"",va)), int>::value), ""); 102 static_assert((std::is_same<decltype(std::vsnprintf(cp,0," ",va)), int>::value), ""); 103 static_assert((std::is_same<decltype(std::vsprintf(cp," ",va)), int>::value), ""); 104 static_assert((std::is_same<decltype(std::vsscanf("","",va)), int>::value), ""); 105 static_assert((std::is_same<decltype(std::fgetc(fp)), int>::value), ""); 106 static_assert((std::is_same<decltype(std::fgets(cp,0,fp)), char*>::value), ""); 107 static_assert((std::is_same<decltype(std::fputc(0,fp)), int>::value), ""); 108 static_assert((std::is_same<decltype(std::fputs("",fp)), int>::value), ""); 109 static_assert((std::is_same<decltype(std::getc(fp)), int>::value), ""); 110 static_assert((std::is_same<decltype(std::putc(0,fp)), int>::value), ""); 111 static_assert((std::is_same<decltype(std::ungetc(0,fp)), int>::value), ""); 112 static_assert((std::is_same<decltype(std::fread((void*)0,0,0,fp)), std::size_t>::value), ""); 113 static_assert((std::is_same<decltype(std::fwrite((const void*)0,0,0,fp)), std::size_t>::value), ""); 114 static_assert((std::is_same<decltype(std::fgetpos(fp, &fpos)), int>::value), ""); 115 static_assert((std::is_same<decltype(std::fseek(fp, 0,0)), int>::value), ""); 116 static_assert((std::is_same<decltype(std::fsetpos(fp, &fpos)), int>::value), ""); 117 static_assert((std::is_same<decltype(std::ftell(fp)), long>::value), ""); 118 static_assert((std::is_same<decltype(std::rewind(fp)), void>::value), ""); 119 static_assert((std::is_same<decltype(std::clearerr(fp)), void>::value), ""); 120 static_assert((std::is_same<decltype(std::feof(fp)), int>::value), ""); 121 static_assert((std::is_same<decltype(std::ferror(fp)), int>::value), ""); 122 static_assert((std::is_same<decltype(std::perror("")), void>::value), ""); 123 124#ifndef _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE 125 static_assert((std::is_same<decltype(std::fopen("", "")), std::FILE*>::value), ""); 126 static_assert((std::is_same<decltype(std::freopen("", "", fp)), std::FILE*>::value), ""); 127 static_assert((std::is_same<decltype(std::remove("")), int>::value), ""); 128 static_assert((std::is_same<decltype(std::rename("","")), int>::value), ""); 129 static_assert((std::is_same<decltype(std::tmpfile()), std::FILE*>::value), ""); 130 static_assert((std::is_same<decltype(std::tmpnam(cp)), char*>::value), ""); 131#endif 132 133#ifndef _LIBCPP_HAS_NO_STDIN 134 static_assert((std::is_same<decltype(std::getchar()), int>::value), ""); 135#if _LIBCPP_STD_VER <= 11 136 static_assert((std::is_same<decltype(std::gets(cp)), char*>::value), ""); 137#endif 138 static_assert((std::is_same<decltype(std::scanf(" ")), int>::value), ""); 139 static_assert((std::is_same<decltype(std::vscanf("",va)), int>::value), ""); 140#endif 141 142#ifndef _LIBCPP_HAS_NO_STDOUT 143 static_assert((std::is_same<decltype(std::printf(" ")), int>::value), ""); 144 static_assert((std::is_same<decltype(std::putchar(0)), int>::value), ""); 145 static_assert((std::is_same<decltype(std::puts("")), int>::value), ""); 146 static_assert((std::is_same<decltype(std::vprintf(" ",va)), int>::value), ""); 147#endif 148} 149