diff options
Diffstat (limited to 'usr/src/lib/libast/common/string/fmtbase.c')
| -rw-r--r-- | usr/src/lib/libast/common/string/fmtbase.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/usr/src/lib/libast/common/string/fmtbase.c b/usr/src/lib/libast/common/string/fmtbase.c new file mode 100644 index 0000000000..7ff155e650 --- /dev/null +++ b/usr/src/lib/libast/common/string/fmtbase.c @@ -0,0 +1,56 @@ +/*********************************************************************** +* * +* This software is part of the ast package * +* Copyright (c) 1985-2007 AT&T Knowledge Ventures * +* and is licensed under the * +* Common Public License, Version 1.0 * +* by AT&T Knowledge Ventures * +* * +* A copy of the License is available at * +* http://www.opensource.org/licenses/cpl1.0.txt * +* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * +* * +* Information and Software Systems Research * +* AT&T Research * +* Florham Park NJ * +* * +* Glenn Fowler <gsf@research.att.com> * +* David Korn <dgk@research.att.com> * +* Phong Vo <kpv@research.att.com> * +* * +***********************************************************************/ +#pragma prototyped +/* + * Glenn Fowler + * AT&T Bell Laboratories + * + * return base b representation for n + * if p!=0 then base prefix is included + * otherwise if n==0 or b==0 then output is signed base 10 + */ + +#include <ast.h> + +#undef fmtbasell + +char* +fmtbasell(register intmax_t n, register int b, int p) +{ + char* buf; + int z; + + buf = fmtbuf(z = 72); + if (!p && (n == 0 || b == 0)) + sfsprintf(buf, z, "%I*d", sizeof(n), n); + else + sfsprintf(buf, z, p ? "%#..*I*u" : "%..*I*u", b, sizeof(n), n); + return buf; +} + +#undef fmtbase + +char* +fmtbase(long n, int b, int p) +{ + return fmtbasell((intmax_t)n, b, p); +} |