BSD 2 development

[unix-history] / upgrade / src / printenv.c

#include <retrofit.h>

main(argc, argv)
       int argc;
       char *argv[];
{

       argc--, argv++;
       if (argc > 0) {
               do
                       printenv(*argv++);
               while (--argc > 0);
       } else {
               printenv("HOME");
               printenv("TERM");
       }
       exit(0);
}

printenv(cp)
       char *cp;
{
       if (!strcmp(cp, "TERM")) {
               char buf[512];
               cp = getenv("TERM");
               if (tgetent(buf, cp) > 0)
                       cp = longname(buf);
               printf("TERM=%s\n", cp);
       } else if (!strcmp(cp, "HOME"))
               printf("HOME=%s\n", getenv("HOME"));
}

longname(cp)
       char *cp;
{
       char *dp = cp;

       while (*dp && *dp != ':') {
               if (*dp == '|')
                       cp = dp + 1;
               dp++;
       }
       *dp = 0;
       return (cp);
}