glibc/stdlib/tst-bsearch.c

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/* Copyright (C) 2000, 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
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. */
#include <stdio.h>
#include <stdlib.h>
#include <tst-stack-align.h>
struct entry
{
int val;
const char *str;
} arr[] =
{
{ 0, "zero" },
{ 1, "one" },
{ 2, "two" },
{ 3, "three" },
{ 4, "four" },
{ 5, "five" },
{ 6, "six" },
{ 7, "seven" },
{ 8, "eight" },
{ 9, "nine" },
{ 10, "ten" }
};
#define narr (sizeof (arr) / sizeof (arr[0]))
static int align_check;
static int
comp (const void *p1, const void *p2)
{
struct entry *e1 = (struct entry *) p1;
struct entry *e2 = (struct entry *) p2;
if (!align_check)
align_check = TEST_STACK_ALIGN () ? -1 : 1;
return e1->val - e2->val;
}
int
main (void)
{
* catgets/open_catalog.c (__open_catalog): Don't use a value type as the __builtin_expect expression, just the Boolean value. * sysdeps/generic/wordexp.c (parse_glob): int -> size_t for counter. * sysdeps/unix/sysv/linux/opensock.c (__opensock): Likewise. * resolv/res_hconf.c (arg_service_list, parse_line): Likewise. * iconvdata/tst-loading.c (main): Likewise. * catgets/tst-catgets.c (main): Likewise. * stdlib/tst-xpg-basename.c (main): Likewise. * stdlib/tst-bsearch.c (main): Likewise. * stdio-common/test-vfprintf.c (main): Likewise. * stdio-common/tst-rndseek.c (do_test): Likewise. * libio/tst_swprintf.c (main): Likewise. * libio/tst-fgetws.c (main): Likewise. * wcsmbs/tst-mbrtowc.c (check_ascii): Likewise. * time/tst-posixtz.c (main): Likewise. * time/tst-strptime.c (test_tm): Likewise. * time/tst-strptime.c (main): Likewise. * time/tst-getdate.c (main): Likewise. * posix/tst-mmap.c (main): Likewise. * posix/tst-getaddrinfo.c (do_test): Likewise. * io/tst-getcwd.c (do_test): Likewise. * resolv/tst-aton.c (main): Likewise. * inet/tst-network.c (main): Likewise. * libio/tst-fgetws.c (main): Likewise. * sysdeps/posix/sprofil.c (add_region): int -> unsigned int for I. * sysdeps/unix/sysv/linux/ptsname.c (__ptsname_r): int -> unsigned int for PTYNO. * stdlib/msort.c (qsort): Add a cast to silence warning. * stdio-common/vfprintf.c (process_string_arg): Likewise. * libio/oldfileops.c (_IO_old_do_write): Likewise. * sysdeps/unix/sysv/linux/getcwd.c (__getcwd): Likewise. * sysdeps/unix/sysv/linux/ttyname.c (ttyname): Likewise. * sysdeps/unix/sysv/linux/gethostid.c (gethostid): Likewise. * argp/argp-fmtstream.c (__argp_fmtstream_printf): Likewise. * nscd/nscd_getgr_r.c (nscd_getgr_r): Likewise. * sysdeps/unix/grantpt.c (grantpt): Likewise. * libio/tst-widetext.c (main): Likewise. * libio/tst-mmap2-eofsync.c (do_test): Likewise. * rt/tst-aio.c (test_file): Likewise. * rt/tst-aio64.c (test_file): Likewise. * resolv/tst-aton.c (main): Likewise. * catgets/catgetsinfo.h (CATGETS_MAGIC): Use U suffix on the constant. * ctype/ctype.c (__ctype_tolower, __ctype_toupper): Cast to int32_t instead of uint32_t in these macros.
2002-09-24 06:24:25 +02:00
size_t cnt;
int result = 0;
struct entry key;
struct entry *res;
for (cnt = 0; cnt < narr; ++cnt)
{
key.val = arr[cnt].val;
res = (struct entry *) bsearch (&key, arr, narr, sizeof (arr[0]), comp);
if (res == NULL)
{
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printf ("entry %zd not found\n", cnt);
result = 1;
}
else if (res != &arr[cnt])
{
puts ("wrong entry returned");
result = 1;
}
}
/* And some special tests that shouldn't find any entry. */
key.val = -1;
res = (struct entry *) bsearch (&key, arr, narr, sizeof (arr[0]), comp);
if (res != NULL)
{
puts ("found an entry that's not there");
result = 1;
}
key.val = 11;
res = (struct entry *) bsearch (&key, arr, narr, sizeof (arr[0]), comp);
if (res != NULL)
{
puts ("found an entry that's not there");
result = 1;
}
key.val = 11;
res = (struct entry *) bsearch (&key, arr, 0, sizeof (arr[0]), comp);
if (res != NULL)
{
puts ("found an entry that's not there");
result = 1;
}
* catgets/open_catalog.c (__open_catalog): Don't use a value type as the __builtin_expect expression, just the Boolean value. * sysdeps/generic/wordexp.c (parse_glob): int -> size_t for counter. * sysdeps/unix/sysv/linux/opensock.c (__opensock): Likewise. * resolv/res_hconf.c (arg_service_list, parse_line): Likewise. * iconvdata/tst-loading.c (main): Likewise. * catgets/tst-catgets.c (main): Likewise. * stdlib/tst-xpg-basename.c (main): Likewise. * stdlib/tst-bsearch.c (main): Likewise. * stdio-common/test-vfprintf.c (main): Likewise. * stdio-common/tst-rndseek.c (do_test): Likewise. * libio/tst_swprintf.c (main): Likewise. * libio/tst-fgetws.c (main): Likewise. * wcsmbs/tst-mbrtowc.c (check_ascii): Likewise. * time/tst-posixtz.c (main): Likewise. * time/tst-strptime.c (test_tm): Likewise. * time/tst-strptime.c (main): Likewise. * time/tst-getdate.c (main): Likewise. * posix/tst-mmap.c (main): Likewise. * posix/tst-getaddrinfo.c (do_test): Likewise. * io/tst-getcwd.c (do_test): Likewise. * resolv/tst-aton.c (main): Likewise. * inet/tst-network.c (main): Likewise. * libio/tst-fgetws.c (main): Likewise. * sysdeps/posix/sprofil.c (add_region): int -> unsigned int for I. * sysdeps/unix/sysv/linux/ptsname.c (__ptsname_r): int -> unsigned int for PTYNO. * stdlib/msort.c (qsort): Add a cast to silence warning. * stdio-common/vfprintf.c (process_string_arg): Likewise. * libio/oldfileops.c (_IO_old_do_write): Likewise. * sysdeps/unix/sysv/linux/getcwd.c (__getcwd): Likewise. * sysdeps/unix/sysv/linux/ttyname.c (ttyname): Likewise. * sysdeps/unix/sysv/linux/gethostid.c (gethostid): Likewise. * argp/argp-fmtstream.c (__argp_fmtstream_printf): Likewise. * nscd/nscd_getgr_r.c (nscd_getgr_r): Likewise. * sysdeps/unix/grantpt.c (grantpt): Likewise. * libio/tst-widetext.c (main): Likewise. * libio/tst-mmap2-eofsync.c (do_test): Likewise. * rt/tst-aio.c (test_file): Likewise. * rt/tst-aio64.c (test_file): Likewise. * resolv/tst-aton.c (main): Likewise. * catgets/catgetsinfo.h (CATGETS_MAGIC): Use U suffix on the constant. * ctype/ctype.c (__ctype_tolower, __ctype_toupper): Cast to int32_t instead of uint32_t in these macros.
2002-09-24 06:24:25 +02:00
/* Now the array contains only one element - no entry should be found. */
for (cnt = 0; cnt < narr; ++cnt)
{
key.val = arr[cnt].val;
res = (struct entry *) bsearch (&key, &arr[5], 1, sizeof (arr[0]), comp);
if (cnt == 5)
{
if (res == NULL)
{
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printf ("entry %zd not found\n", cnt);
result = 1;
}
else if (res != &arr[cnt])
{
puts ("wrong entry returned");
result = 1;
}
}
else if (res != NULL)
{
puts ("found an entry that's not there");
result = 1;
}
}
if (align_check == 0)
{
puts ("alignment not checked");
result = 1;
}
else if (align_check == -1)
{
puts ("stack not sufficiently aligned");
result = 1;
}
if (result == 0)
puts ("all OK");
return result;
}