From b9c65d0902e5890c4f025b574725154032f8120a Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 25 Apr 2006 19:46:41 +0000 Subject: [PATCH] [BZ #2389] * resolv/res_hconf.c: Remove 'order' parsing. Just ignore the line. * resolv/res_hconf.h: Remove Name_Service definition. (struct hconf): Replace service related fields with placeholders. * version.h (VERSION): Bump to 2.4.90 for the trunk. --- ChangeLog | 7 ++- resolv/res_hconf.c | 119 +++--------------------------------- resolv/res_hconf.h | 13 +--- sysdeps/unix/sysv/linux/tst-clone.c | 56 +++++++++++++++++ 4 files changed, 73 insertions(+), 122 deletions(-) create mode 100644 sysdeps/unix/sysv/linux/tst-clone.c diff --git a/ChangeLog b/ChangeLog index 87ff6c5593..aa6b2a7573 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,10 @@ 2006-04-25 Ulrich Drepper + [BZ #2389] + * resolv/res_hconf.c: Remove 'order' parsing. Just ignore the line. + * resolv/res_hconf.h: Remove Name_Service definition. + (struct hconf): Replace service related fields with placeholders. + [BZ #2386] * sysdeps/unix/sysv/linux/ia64/clone2.S: Check for NULL stakc pointers to match other architectures. @@ -26,7 +31,7 @@ * posix/tst-rfc3484.c: Include early. * posix/tst-rfc3484-2.c: Likewise. - * version.h (VERSION): Bunp to 2.4.90 for the trunk. + * version.h (VERSION): Bump to 2.4.90 for the trunk. 2006-04-24 Jakub Jelinek diff --git a/resolv/res_hconf.c b/resolv/res_hconf.c index c54b28dadd..6c7cdb6c82 100644 --- a/resolv/res_hconf.c +++ b/resolv/res_hconf.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1993, 1995-2003, 2004, 2005 Free Software Foundation, Inc. +/* Copyright (C) 1993, 1995-2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by David Mosberger (davidm@azstarnet.com). @@ -53,15 +53,12 @@ /* Environment vars that all user to override default behavior: */ #define ENV_HOSTCONF "RESOLV_HOST_CONF" -#define ENV_SERVORDER "RESOLV_SERV_ORDER" #define ENV_SPOOF "RESOLV_SPOOF_CHECK" #define ENV_TRIM_OVERR "RESOLV_OVERRIDE_TRIM_DOMAINS" #define ENV_TRIM_ADD "RESOLV_ADD_TRIM_DOMAINS" #define ENV_MULTI "RESOLV_MULTI" #define ENV_REORDER "RESOLV_REORDER" -static const char *arg_service_list (const char *, int, const char *, - unsigned int); static const char *arg_trimdomain_list (const char *, int, const char *, unsigned int); static const char *arg_spoof (const char *, int, const char *, unsigned int); @@ -75,7 +72,7 @@ static const struct cmd unsigned int arg; } cmd[] = { - {"order", arg_service_list, 0}, + {"order", NULL, 0}, {"trim", arg_trimdomain_list, 0}, {"spoof", arg_spoof, 0}, {"multi", arg_bool, HCONF_FLAG_MULTI}, @@ -107,101 +104,6 @@ skip_string (const char *str) static const char * -arg_service_list (const char *fname, int line_num, const char *args, - unsigned int arg) -{ - enum Name_Service service; - const char *start; - size_t len; - size_t i; - static const struct - { - const char name[6]; - int16_t service; - } svcs[] = - { - {"bind", SERVICE_BIND}, - {"hosts", SERVICE_HOSTS}, - {"nis", SERVICE_NIS}, - }; - - do - { - start = args; - args = skip_string (args); - len = args - start; - - service = SERVICE_NONE; - for (i = 0; i < sizeof (svcs) / sizeof (svcs[0]); ++i) - { - if (__strncasecmp (start, svcs[i].name, len) == 0 - && len == strlen (svcs[i].name)) - { - service = svcs[i].service; - break; - } - } - if (service == SERVICE_NONE) - { - char *buf; - - if (__asprintf (&buf, - _("%s: line %d: expected service, found `%s'\n"), - fname, line_num, start) < 0) - return 0; - - __fxprintf (NULL, "%s", buf); - - free (buf); - return 0; - } - if (_res_hconf.num_services >= SERVICE_MAX) - { - char *buf; - - if (__asprintf (&buf, _("\ -%s: line %d: cannot specify more than %d services"), - fname, line_num, SERVICE_MAX) < 0) - return 0; - - __fxprintf (NULL, "%s", buf); - - free (buf); - return 0; - } - _res_hconf.service[_res_hconf.num_services++] = service; - - args = skip_ws (args); - switch (*args) - { - case ',': - case ';': - case ':': - args = skip_ws (++args); - if (!*args || *args == '#') - { - char *buf; - - if (__asprintf (&buf, _("\ -%s: line %d: list delimiter not followed by keyword"), - fname, line_num) < 0) - return 0; - - __fxprintf (NULL, "%s", buf); - - free (buf); - return 0; - } - default: - break; - } - } - while (*args && *args != '#'); - return args; -} - - -static const char * arg_trimdomain_list (const char *fname, int line_num, const char *args, unsigned int flag) { @@ -351,6 +253,11 @@ parse_line (const char *fname, int line_num, const char *str) return; } + /* Ignore lines for which no parser is set. This is used for + obsolete commands. */ + if (c->parse_args == NULL) + return; + /* process args: */ str = skip_ws (str); str = (*c->parse_args) (fname, line_num, str, c->arg); @@ -396,10 +303,7 @@ do_init (void) hconf_name = _PATH_HOSTCONF; fp = fopen (hconf_name, "rc"); - if (!fp) - /* make up something reasonable: */ - _res_hconf.service[_res_hconf.num_services++] = SERVICE_BIND; - else + if (fp) { /* No threads using this stream. */ __fsetlocking (fp, FSETLOCKING_BYCALLER); @@ -413,13 +317,6 @@ do_init (void) fclose (fp); } - envval = getenv (ENV_SERVORDER); - if (envval) - { - _res_hconf.num_services = 0; - arg_service_list (ENV_SERVORDER, 1, envval, 0); - } - envval = getenv (ENV_SPOOF); if (envval) arg_spoof (ENV_SPOOF, 1, envval, 0); diff --git a/resolv/res_hconf.h b/resolv/res_hconf.h index 77eeca4dea..b40da0df74 100644 --- a/resolv/res_hconf.h +++ b/resolv/res_hconf.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1993, 1995, 1996, 1997, 1998 Free Software Foundation, Inc. +/* Copyright (C) 1993, 1995-1998, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by David Mosberger (davidm@azstarnet.com). @@ -24,18 +24,11 @@ #define TRIMDOMAINS_MAX 4 -enum Name_Service -{ - SERVICE_NONE = 0, - SERVICE_BIND, SERVICE_HOSTS, SERVICE_NIS, - SERVICE_MAX -}; - struct hconf { int initialized; - int num_services; - enum Name_Service service[SERVICE_MAX]; + int unused1; + int unused2[4]; int num_trimdomains; const char *trimdomain[TRIMDOMAINS_MAX]; unsigned int flags; diff --git a/sysdeps/unix/sysv/linux/tst-clone.c b/sysdeps/unix/sysv/linux/tst-clone.c new file mode 100644 index 0000000000..8e249c2f04 --- /dev/null +++ b/sysdeps/unix/sysv/linux/tst-clone.c @@ -0,0 +1,56 @@ +/* Test for proper error/errno handling in clone. + Copyright (C) 2006 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* BZ #2386 */ +#include +#include +#include +#include +#include + +int child_fn(void *arg) +{ + puts ("FAIL: in child_fn(); should not be here"); + exit(1); +} + +static int +do_test (void) +{ + int result; + +#ifdef __ia64__ + result = __clone2(child_fn, NULL, 0, 0, NULL, NULL, NULL); +#else + result = clone(child_fn, NULL, (int) NULL, NULL); +#endif + + if (errno != EINVAL || result != -1) + { + printf ("FAIL: clone()=%d (wanted -1) errno=%d (wanted %d)\n", + result, errno, EINVAL); + return 1; + } + + puts ("All OK"); + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" -- 2.11.4.GIT