Use err(3) instead of local redefinition. Silent -Wall.
This commit is contained in:
Philippe Charnier
parent
9e14ab4ed6
commit
d48dbc786e
@ -32,18 +32,22 @@
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*/
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#ifndef lint
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static char copyright[] =
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static const char copyright[] =
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"@(#) Copyright (c) 1991, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)id.c 8.2 (Berkeley) 2/16/94";
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#endif
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static const char rcsid[] =
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"$Id$";
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#endif /* not lint */
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#include <sys/param.h>
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#include <errno.h>
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#include <err.h>
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#include <grp.h>
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#include <pwd.h>
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#include <stdio.h>
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@ -52,7 +56,6 @@ static char sccsid[] = "@(#)id.c 8.2 (Berkeley) 2/16/94";
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#include <unistd.h>
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void current __P((void));
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void err __P((const char *, ...));
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void pretty __P((struct passwd *));
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void group __P((struct passwd *, int));
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void usage __P((void));
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@ -159,7 +162,7 @@ pretty(pw)
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group(pw, 1);
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} else {
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if ((login = getlogin()) == NULL)
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err("getlogin: %s", strerror(errno));
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err(1, "getlogin");
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pw = getpwuid(rid = getuid());
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if (pw == NULL || strcmp(login, pw->pw_name))
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@ -170,12 +173,12 @@ pretty(pw)
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(void)printf("uid\t%u\n", rid);
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if ((eid = geteuid()) != rid)
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if (pw = getpwuid(eid))
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if ((pw = getpwuid(eid)))
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(void)printf("euid\t%s", pw->pw_name);
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else
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(void)printf("euid\t%u", eid);
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if ((rid = getgid()) != (eid = getegid()))
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if (gr = getgrgid(rid))
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if ((gr = getgrgid(rid)))
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(void)printf("rgid\t%s\n", gr->gr_name);
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else
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(void)printf("rgid\t%u\n", rid);
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@ -195,30 +198,30 @@ current()
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id = getuid();
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(void)printf("uid=%u", id);
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if (pw = getpwuid(id))
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if ((pw = getpwuid(id)))
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(void)printf("(%s)", pw->pw_name);
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if ((eid = geteuid()) != id) {
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(void)printf(" euid=%u", eid);
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if (pw = getpwuid(eid))
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if ((pw = getpwuid(eid)))
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(void)printf("(%s)", pw->pw_name);
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}
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id = getgid();
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(void)printf(" gid=%u", id);
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if (gr = getgrgid(id))
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if ((gr = getgrgid(id)))
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(void)printf("(%s)", gr->gr_name);
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if ((eid = getegid()) != id) {
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(void)printf(" egid=%u", eid);
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if (gr = getgrgid(eid))
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if ((gr = getgrgid(eid)))
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(void)printf("(%s)", gr->gr_name);
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}
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if (ngroups = getgroups(NGROUPS, groups)) {
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if ((ngroups = getgroups(NGROUPS, groups))) {
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for (fmt = " groups=%u", lastid = -1, cnt = 0; cnt < ngroups;
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fmt = ", %u", lastid = id) {
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id = groups[cnt++];
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if (lastid == id)
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continue;
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(void)printf(fmt, id);
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if (gr = getgrgid(id))
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if ((gr = getgrgid(id)))
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(void)printf("(%s)", gr->gr_name);
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}
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}
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@ -230,13 +233,13 @@ user(pw)
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register struct passwd *pw;
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{
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register struct group *gr;
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register char *fmt, **p;
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register char *fmt;
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int cnt, gid, lastgid, ngroups, groups[NGROUPS + 1];
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(void)printf("uid=%u(%s)", pw->pw_uid, pw->pw_name);
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gid = pw->pw_gid;
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(void)printf(" gid=%u", gid);
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if (gr = getgrgid(gid))
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if ((gr = getgrgid(gid)))
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(void)printf("(%s)", gr->gr_name);
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ngroups = NGROUPS + 1;
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(void) getgrouplist(pw->pw_name, gid, groups, &ngroups);
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@ -246,7 +249,7 @@ user(pw)
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continue;
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(void)printf(fmt, gid);
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fmt = " %u";
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if (gr = getgrgid(gid))
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if ((gr = getgrgid(gid)))
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(void)printf("(%s)", gr->gr_name);
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lastgid = gid;
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}
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@ -275,7 +278,7 @@ group(pw, nflag)
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if (lastid == (id = groups[cnt]))
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continue;
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if (nflag) {
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if (gr = getgrgid(id))
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if ((gr = getgrgid(id)))
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(void)printf(fmt, gr->gr_name);
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else
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(void)printf(*fmt == ' ' ? " %u" : "%u",
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@ -302,50 +305,22 @@ who(u)
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* Translate user argument into a pw pointer. First, try to
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* get it as specified. If that fails, try it as a number.
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*/
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if (pw = getpwnam(u))
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if ((pw = getpwnam(u)))
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return(pw);
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id = strtol(u, &ep, 10);
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if (*u && !*ep && (pw = getpwuid(id)))
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return(pw);
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err("%s: No such user", u);
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/* NOTREACHED */
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}
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#if __STDC__
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#include <stdarg.h>
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#else
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#include <varargs.h>
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#endif
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void
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#if __STDC__
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err(const char *fmt, ...)
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#else
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err(fmt, va_alist)
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char *fmt;
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va_dcl
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#endif
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{
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va_list ap;
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#if __STDC__
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va_start(ap, fmt);
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#else
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va_start(ap);
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#endif
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(void)fprintf(stderr, "id: ");
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(void)vfprintf(stderr, fmt, ap);
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va_end(ap);
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(void)fprintf(stderr, "\n");
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exit(1);
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errx(1, "%s: no such user", u);
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/* NOTREACHED */
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}
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void
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usage()
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{
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(void)fprintf(stderr, "usage: id [user]\n");
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(void)fprintf(stderr, " id -G [-n] [user]\n");
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(void)fprintf(stderr, " id -g [-nr] [user]\n");
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(void)fprintf(stderr, " id -u [-nr] [user]\n");
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(void)fprintf(stderr, "%s\n%s\n%s\n%s\n",
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"usage: id [user]",
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" id -G [-n] [user]",
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" id -g [-nr] [user]",
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" id -u [-nr] [user]");
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exit(1);
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}
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