1 /*********************************************************************** 2 * * 3 * This software is part of the ast package * 4 * Copyright (c) 1985-2011 AT&T Intellectual Property * 5 * and is licensed under the * 6 * Eclipse Public License, Version 1.0 * 7 * by AT&T Intellectual Property * 8 * * 9 * A copy of the License is available at * 10 * http://www.eclipse.org/org/documents/epl-v10.html * 11 * (with md5 checksum b35adb5213ca9657e911e9befb180842) * 12 * * 13 * Information and Software Systems Research * 14 * AT&T Research * 15 * Florham Park NJ * 16 * * 17 * Glenn Fowler <gsf@research.att.com> * 18 * David Korn <dgk@research.att.com> * 19 * Phong Vo <kpv@research.att.com> * 20 * * 21 ***********************************************************************/ 22 #pragma prototyped 23 /* 24 * Glenn Fowler 25 * AT&T Bell Laboratories 26 * 27 * return base b representation for n 28 * if p!=0 then base prefix is included 29 * otherwise if n==0 or b==0 then output is signed base 10 30 */ 31 32 #include <ast.h> 33 34 char* 35 fmtbase(intmax_t n, int b, int p) 36 { 37 char* buf; 38 int z; 39 40 if (!p) 41 { 42 if (!n) 43 return "0"; 44 if (!b) 45 return fmtint(n, 0); 46 if (b == 10) 47 return fmtint(n, 1); 48 } 49 buf = fmtbuf(z = 72); 50 sfsprintf(buf, z, p ? "%#..*I*u" : "%..*I*u", b, sizeof(n), n); 51 return buf; 52 } 53 54 #if __OBSOLETE__ < 20140101 55 56 #undef fmtbasell 57 58 #if defined(__EXPORT__) 59 #define extern __EXPORT__ 60 #endif 61 62 extern char* 63 fmtbasell(intmax_t n, int b, int p) 64 { 65 return fmtbase(n, b, p); 66 } 67 68 #undef extern 69 70 #endif 71