Add define for Kirk Smith's USR Courier driver. Change default baud

[unix-history] / usr / src / usr.bin / printenv / printenv.c

/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved.  The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/

#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1980 Regents of the University of California.\n\
All rights reserved.\n";
#endif not lint

#ifndef lint
static char sccsid[] = "@(#)printenv.c  5.1 (Berkeley) %G%";
#endif not lint

/*
* printenv
*
* Bill Joy, UCB
* February, 1979
*/

extern  char **environ;

main(argc, argv)
       int argc;
       char *argv[];
{
       register char **ep;
       int found = 0;

       argc--, argv++;
       if (environ)
               for (ep = environ; *ep; ep++)
                       if (argc == 0 || prefix(argv[0], *ep)) {
                               register char *cp = *ep;

                               found++;
                               if (argc) {
                                       while (*cp && *cp != '=')
                                               cp++;
                                       if (*cp == '=')
                                               cp++;
                               }
                               printf("%s\n", cp);
                       }
       exit (!found);
}

prefix(cp, dp)
       char *cp, *dp;
{

       while (*cp && *dp && *cp == *dp)
               cp++, dp++;
       if (*cp == 0)
               return (*dp == '=');
       return (0);
}