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Annotation of 43BSD/contrib/notes/src/gname.c, revision 1.1.1.1

1.1       root        1: #include "parms.h"
                      2: #include "structs.h"
                      3: 
                      4: #ifdef RCSIDENT
                      5: static char rcsid[] = "$Header: gname.c,v 1.7.0.1 85/03/17 20:55:37 notes Rel $";
                      6: #endif RCSIDENT
                      7: 
                      8: 
                      9: /* 
                     10:  *     get the user id ( and his name from th password file )
                     11:  *     the easy way - with system calls.
                     12:  */
                     13: getname (who_me, anon)                                 /* anon=true for anonymous */
                     14: struct auth_f  *who_me;
                     15: {
                     16:     static char name[PASSWDLEN];                       /* must contain the /etc/passwd entry */
                     17:     register    count;
                     18:     register char  *s,
                     19:                    *d;
                     20:     static int  gotname = 0;                           /* whether we have done a getpw */
                     21:     static int  gotstat = 0;                           /* status getpw returned */
                     22: 
                     23:     if (gotname == 0 && anon == 0)                     /* grab name if we will require it */
                     24:     {
                     25:        gotstat = getpw (globuid, name);                /* grab it */
                     26:        gotname = 1;                                    /* set flag saying we have it */
                     27:     }
                     28:     if (gotstat || anon)
                     29:     {
                     30:        s = "Anonymous:";
                     31:        who_me -> aid = Anonuid;
                     32:     }
                     33:     else
                     34:     {
                     35:        s = name;
                     36:        who_me -> aid = globuid;
                     37:     }
                     38:     d = who_me -> aname;                               /* copy his name */
                     39:     count = NAMESZ;
                     40:     while (((*d++ = *s++) != ':') && --count);
                     41:     *--d = '\0';
                     42:     s = Authsystem;                                    /* copy his system */
                     43:     d = who_me -> asystem;
                     44:     count = HOMESYSSZ;
                     45:     while (((*d++ = *s++)) != '\0' && --count);                /* move system */
                     46:     *--d = '\0';
                     47: }

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