Date: Thu, 12 Jan 2012 08:45:02 GMT From: Marcus Reid <marcus@blazingdot.com> To: freebsd-gnats-submit@FreeBSD.org Subject: standards/164049: getconf returns bad value for ULLONG_MAX Message-ID: <201201120845.q0C8j27e017516@red.freebsd.org> Resent-Message-ID: <201201120850.q0C8oAG9018549@freefall.freebsd.org>
next in thread | raw e-mail | index | archive | help
>Number: 164049 >Category: standards >Synopsis: getconf returns bad value for ULLONG_MAX >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-standards >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Jan 12 08:50:10 UTC 2012 >Closed-Date: >Last-Modified: >Originator: Marcus Reid >Release: 9-STABLE >Organization: >Environment: FreeBSD seabug.megapath.biz 9.0-STABLE FreeBSD 9.0-STABLE #0: Mon Jan 9 10:53:27 PST 2012 root@seabug.megapath.biz:/usr/obj/usr/src/sys/FARK amd64 >Description: getconf outputs -1 for ULLONG_MAX (and ULONG_MAX on amd64), which seems strange. Another implementation that I checked outputs 18446744073709551615 like it should. >How-To-Repeat: getconf ULLONG_MAX >Fix: Patch attached. It creates a couple of compiler warnings but fixes the problem, maybe there is a better way to do it. Patch attached with submission follows: --- usr.bin/getconf/getconf.c.orig 2011-09-27 01:42:06.444544408 -0700 +++ usr.bin/getconf/getconf.c 2012-01-12 00:15:50.000000000 -0800 @@ -98,7 +98,10 @@ if (argv[optind + 1] == NULL) { /* confstr or sysconf */ if ((valid = find_limit(name, &limitval)) != 0) { if (valid > 0) - printf("%" PRIdMAX "\n", limitval); + if((long long)limitval == -1) + printf("%llu\n", limitval); + else + printf("%lld\n", limitval); else printf("undefined\n"); --- usr.bin/getconf/getconf.h.orig 2011-09-27 01:42:06.444544408 -0700 +++ usr.bin/getconf/getconf.h 2012-01-12 00:15:51.000000000 -0800 @@ -31,7 +31,6 @@ #ifdef STABLE typedef long long intmax_t; -#define PRIdMAX "lld" #else #include <inttypes.h> #endif >Release-Note: >Audit-Trail: >Unformatted:
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201201120845.q0C8j27e017516>