diff options
Diffstat (limited to 'lib/libc/stdio/printf.3')
| -rw-r--r-- | lib/libc/stdio/printf.3 | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/libc/stdio/printf.3 b/lib/libc/stdio/printf.3 index bae119cce12..653699fd458 100644 --- a/lib/libc/stdio/printf.3 +++ b/lib/libc/stdio/printf.3 @@ -1,4 +1,4 @@ -.\" $OpenBSD: printf.3,v 1.9 1998/06/15 17:54:48 mickey Exp $ +.\" $OpenBSD: printf.3,v 1.10 1998/07/14 21:18:07 deraadt Exp $ .\" .\" Copyright (c) 1990, 1991, 1993 .\" The Regents of the University of California. All rights reserved. @@ -587,6 +587,7 @@ and are pointers to strings: .Bd -literal -offset indent #include <stdio.h> + fprintf(stdout, "%s, %s %d, %.2d:%.2d\en", weekday, month, day, hour, min); .Ed @@ -596,6 +597,7 @@ to five decimal places: .Bd -literal -offset indent #include <math.h> #include <stdio.h> + fprintf(stdout, "pi = %.5f\en", 4 * atan(1.0)); .Ed .Pp @@ -604,10 +606,12 @@ To allocate a 128 byte string and print into it: #include <stdio.h> #include <stdlib.h> #include <stdarg.h> + char *newfmt(const char *fmt, ...) { char *p; va_list ap; + if ((p = malloc(128)) == NULL) return (NULL); va_start(ap, fmt); |