Date: Wed, 15 Jan 1997 08:30:01 -0800 (PST) From: "John S. Dyson" <toor@dyson.iquest.net> To: freebsd-bugs Subject: Re: bin/2502: Unable to sscanf first integer value. Message-ID: <199701151630.IAA09731@freefall.freebsd.org>
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The following reply was made to PR bin/2502; it has been noted by GNATS. From: "John S. Dyson" <toor@dyson.iquest.net> To: scrutchfield@ifusion.com Cc: freebsd-gnats-submit@FreeBSD.ORG Subject: Re: bin/2502: Unable to sscanf first integer value. Date: Wed, 15 Jan 1997 11:21:26 -0500 (EST) > I am unable to sscanf correctly 2 integers from a string. A Sample > program that recreates the problem is shown below. This is a problem > in both libc and libc_r. > > #include <stdio.h> > #include <string.h> > #include <stdlib.h> > > main() > { > char *tmp = "999 12346"; > char *ptr; > unsigned short x; > unsigned short y; > unsigned short z; > unsigned int a; > int result; > > result = sscanf ( tmp, "%d %d", &x, &y ); > z = strtol ( tmp, &ptr, 0 ); > a = atoi ( tmp ); > (void)fprintf ( stderr, "x(%d)y(%d)z(%d)a(%d)\n", x, y, z, a ); > exit ( 0 ); > } > > >How-To-Repeat: > Run the above program. > >Fix: > The problem that you are seeing is due to passing a pointer to a "short" instead of a pointer to an "int." If you change the declarations of (x,y) to be "unsigned int", then things will work well. John
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