1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <strstream> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// class strstreambuf 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// strstreambuf(signed char* gnext_arg, streamsize n, signed char* pbeg_arg = 0); 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <strstream> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant signed char buf[] = "abcd"; 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::strstreambuf sb(buf, sizeof(buf)); 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sgetc() == 'a'); 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'b'); 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'c'); 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'd'); 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 0); 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == EOF); 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant signed char buf[] = "abcd"; 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::strstreambuf sb(buf, 0); 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sgetc() == 'a'); 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'b'); 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'c'); 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'd'); 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == EOF); 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant signed char buf[] = "abcd"; 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::strstreambuf sb(buf, sizeof(buf), buf); 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sgetc() == EOF); 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('e') == 'e'); 45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('f') == 'f'); 46bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('g') == 'g'); 47bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('h') == 'h'); 48bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('i') == 'i'); 49bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('j') == EOF); 50bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sgetc() == 'e'); 51bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'f'); 52bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'g'); 53bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'h'); 54bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'i'); 55bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == EOF); 56bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 57bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 58bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant signed char buf[] = "abcd"; 59bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::strstreambuf sb(buf, 0, buf); 60bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sgetc() == EOF); 61bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('e') == 'e'); 62bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('f') == 'f'); 63bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('g') == 'g'); 64bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('h') == 'h'); 65bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('i') == EOF); 66bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sgetc() == 'e'); 67bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'f'); 68bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'g'); 69bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'h'); 70bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == EOF); 71bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 72bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 73bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant signed char buf[10] = "abcd"; 74bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant int s = std::strlen((char*)buf); 75bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::strstreambuf sb(buf, sizeof(buf)-s, buf + s); 76bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sgetc() == 'a'); 77bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'b'); 78bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'c'); 79bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'd'); 80bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == EOF); 81bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('e') == 'e'); 82bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('f') == 'f'); 83bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('g') == 'g'); 84bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('h') == 'h'); 85bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('i') == 'i'); 86bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('j') == 'j'); 87bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sputc('j') == EOF); 88bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.sgetc() == 'e'); 89bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'f'); 90bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'g'); 91bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'h'); 92bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'i'); 93bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == 'j'); 94bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(sb.snextc() == EOF); 95bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 96bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 97