use syscall for doing syswrite stuff -- more portable?

[unix-history] / usr / src / local / sccscmds / sccscmds.ok / util / cat.c

static char Sccsid[] = "@(#)cat.c       1.2     %G%";
/*
       Concatenate strings.

       cat(destination,source1,source2,...,sourcen,0);

       returns destination.
*/

char *cat(dest,source)
char *dest, *source;
{
       register char *d, *s, **sp;

       d = dest;
       for (sp = &source; s = *sp; sp++) {
               while (*d++ = *s++) ;
               d--;
       }
       return(dest);
}