blob: 36c37a3beb3e70b98381fb11695626f59874188d [file] [log] [blame]
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// test <stdio.h>
#include <stdio.h>
#include <type_traits>
#include "test_macros.h"
#ifdef getc
#error getc is defined
#endif
#ifdef putc
#error putc is defined
#endif
#ifdef clearerr
#error clearerr is defined
#endif
#ifdef feof
#error feof is defined
#endif
#ifdef ferror
#error ferror is defined
#endif
#ifndef BUFSIZ
#error BUFSIZ not defined
#endif
#ifndef EOF
#error EOF not defined
#endif
#ifndef FILENAME_MAX
#error FILENAME_MAX not defined
#endif
#ifndef FOPEN_MAX
#error FOPEN_MAX not defined
#endif
#ifndef L_tmpnam
#error L_tmpnam not defined
#endif
#ifndef NULL
#error NULL not defined
#endif
#ifndef SEEK_CUR
#error SEEK_CUR not defined
#endif
#ifndef SEEK_END
#error SEEK_END not defined
#endif
#ifndef SEEK_SET
#error SEEK_SET not defined
#endif
#ifndef TMP_MAX
#error TMP_MAX not defined
#endif
#ifndef _IOFBF
#error _IOFBF not defined
#endif
#ifndef _IOLBF
#error _IOLBF not defined
#endif
#ifndef _IONBF
#error _IONBF not defined
#endif
#ifndef stderr
#error stderr not defined
#endif
#ifndef stdin
#error stdin not defined
#endif
#ifndef stdout
#error stdout not defined
#endif
#include <cstdarg>
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic ignored "-Wformat-zero-length"
#pragma GCC diagnostic ignored "-Wdeprecated-declarations" // for tmpnam
#endif
int main()
{
FILE* fp = 0;
fpos_t fpos = fpos_t();
size_t s = 0;
char* cp = 0;
char arr[] = {'a', 'b'};
va_list va;
((void)fp); // Prevent unused warning
((void)fpos); // Prevent unused warning
((void)s); // Prevent unused warning
((void)cp); // Prevent unused warning
((void)arr); // Prevent unused warning
((void)va); // Prevent unused warning
static_assert((std::is_same<decltype(remove("")), int>::value), "");
static_assert((std::is_same<decltype(rename("","")), int>::value), "");
static_assert((std::is_same<decltype(tmpfile()), FILE*>::value), "");
static_assert((std::is_same<decltype(tmpnam(cp)), char*>::value), "");
static_assert((std::is_same<decltype(fclose(fp)), int>::value), "");
static_assert((std::is_same<decltype(fflush(fp)), int>::value), "");
static_assert((std::is_same<decltype(fopen("", "")), FILE*>::value), "");
static_assert((std::is_same<decltype(freopen("", "", fp)), FILE*>::value), "");
static_assert((std::is_same<decltype(setbuf(fp,cp)), void>::value), "");
static_assert((std::is_same<decltype(vfprintf(fp,"",va)), int>::value), "");
static_assert((std::is_same<decltype(fprintf(fp," ")), int>::value), "");
static_assert((std::is_same<decltype(fscanf(fp,"")), int>::value), "");
static_assert((std::is_same<decltype(printf("\n")), int>::value), "");
static_assert((std::is_same<decltype(scanf("\n")), int>::value), "");
static_assert((std::is_same<decltype(snprintf(cp,0,"p")), int>::value), "");
static_assert((std::is_same<decltype(sprintf(cp," ")), int>::value), "");
static_assert((std::is_same<decltype(sscanf("","")), int>::value), "");
static_assert((std::is_same<decltype(vfprintf(fp,"",va)), int>::value), "");
static_assert((std::is_same<decltype(vfscanf(fp,"",va)), int>::value), "");
static_assert((std::is_same<decltype(vprintf(" ",va)), int>::value), "");
static_assert((std::is_same<decltype(vscanf("",va)), int>::value), "");
static_assert((std::is_same<decltype(vsnprintf(cp,0," ",va)), int>::value), "");
static_assert((std::is_same<decltype(vsprintf(cp," ",va)), int>::value), "");
static_assert((std::is_same<decltype(vsscanf("","",va)), int>::value), "");
static_assert((std::is_same<decltype(fgetc(fp)), int>::value), "");
static_assert((std::is_same<decltype(fgets(cp,0,fp)), char*>::value), "");
static_assert((std::is_same<decltype(fputc(0,fp)), int>::value), "");
static_assert((std::is_same<decltype(fputs("",fp)), int>::value), "");
static_assert((std::is_same<decltype(getc(fp)), int>::value), "");
static_assert((std::is_same<decltype(getchar()), int>::value), "");
#if TEST_STD_VER < 14
static_assert((std::is_same<decltype(gets(cp)), char*>::value), "");
#endif
static_assert((std::is_same<decltype(putc(0,fp)), int>::value), "");
static_assert((std::is_same<decltype(putchar(0)), int>::value), "");
static_assert((std::is_same<decltype(puts("")), int>::value), "");
static_assert((std::is_same<decltype(ungetc(0,fp)), int>::value), "");
static_assert((std::is_same<decltype(fread((void*)0,0,0,fp)), size_t>::value), "");
static_assert((std::is_same<decltype(fwrite((const void*)arr,1,0,fp)), size_t>::value), "");
static_assert((std::is_same<decltype(fgetpos(fp, &fpos)), int>::value), "");
static_assert((std::is_same<decltype(fseek(fp, 0,0)), int>::value), "");
static_assert((std::is_same<decltype(fsetpos(fp, &fpos)), int>::value), "");
static_assert((std::is_same<decltype(ftell(fp)), long>::value), "");
static_assert((std::is_same<decltype(rewind(fp)), void>::value), "");
static_assert((std::is_same<decltype(clearerr(fp)), void>::value), "");
static_assert((std::is_same<decltype(feof(fp)), int>::value), "");
static_assert((std::is_same<decltype(ferror(fp)), int>::value), "");
static_assert((std::is_same<decltype(perror("")), void>::value), "");
}