|
Packit |
6c4009 |
/* Test glob compat symbol which avoid call GLOB_ALTDIRFUNC/gl_lstat.
|
|
Packit |
6c4009 |
Copyright (C) 2017-2018 Free Software Foundation, Inc.
|
|
Packit |
6c4009 |
This file is part of the GNU C Library.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is free software; you can redistribute it and/or
|
|
Packit |
6c4009 |
modify it under the terms of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License as published by the Free Software Foundation; either
|
|
Packit |
6c4009 |
version 2.1 of the License, or (at your option) any later version.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is distributed in the hope that it will be useful,
|
|
Packit |
6c4009 |
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
Packit |
6c4009 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Packit |
6c4009 |
Lesser General Public License for more details.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
You should have received a copy of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License along with the GNU C Library; if not, see
|
|
Packit |
6c4009 |
<http://www.gnu.org/licenses/>. */
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#include <glob.h>
|
|
Packit |
6c4009 |
#include <errno.h>
|
|
Packit |
6c4009 |
#include <stdlib.h>
|
|
Packit |
6c4009 |
#include <string.h>
|
|
Packit |
6c4009 |
#include <sys/types.h>
|
|
Packit |
6c4009 |
#include <dirent.h>
|
|
Packit |
6c4009 |
#include <sys/types.h>
|
|
Packit |
6c4009 |
#include <sys/stat.h>
|
|
Packit |
6c4009 |
#include <unistd.h>
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#include <stdio.h>
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#include <shlib-compat.h>
|
|
Packit |
6c4009 |
#include <support/check.h>
|
|
Packit |
6c4009 |
#include <support/temp_file.h>
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#if TEST_COMPAT (libc, GLIBC_2_0, GLIBC_2_27)
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
__typeof (glob) glob;
|
|
Packit |
6c4009 |
/* On alpha glob exists in version GLIBC_2_0, GLIBC_2_1, and GLIBC_2_27.
|
|
Packit |
6c4009 |
This test needs to access the version prior to GLIBC_2_27, which is
|
|
Packit |
6c4009 |
GLIBC_2_1 on alpha, GLIBC_2_0 elsewhere. */
|
|
Packit |
6c4009 |
# ifdef __alpha__
|
|
Packit |
6c4009 |
compat_symbol_reference (libc, glob, glob, GLIBC_2_1);
|
|
Packit |
6c4009 |
# else
|
|
Packit |
6c4009 |
compat_symbol_reference (libc, glob, glob, GLIBC_2_0);
|
|
Packit |
6c4009 |
# endif
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Compat glob should not call gl_lstat since for some old binaries it
|
|
Packit |
6c4009 |
might be unitialized (for instance GNUmake). Check if it is indeed
|
|
Packit |
6c4009 |
not called. */
|
|
Packit |
6c4009 |
static bool stat_called;
|
|
Packit |
6c4009 |
static bool lstat_called;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static struct
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
const char *name;
|
|
Packit |
6c4009 |
int level;
|
|
Packit |
6c4009 |
int type;
|
|
Packit |
6c4009 |
} filesystem[] =
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
{ ".", 1, DT_DIR },
|
|
Packit |
6c4009 |
{ "..", 1, DT_DIR },
|
|
Packit |
6c4009 |
{ "dir1lev1", 1, DT_UNKNOWN },
|
|
Packit |
6c4009 |
{ ".", 2, DT_DIR },
|
|
Packit |
6c4009 |
{ "..", 2, DT_DIR },
|
|
Packit |
6c4009 |
{ "file1lev2", 2, DT_REG },
|
|
Packit |
6c4009 |
{ "file2lev2", 2, DT_REG },
|
|
Packit |
6c4009 |
};
|
|
Packit |
6c4009 |
static const size_t nfiles = sizeof (filesystem) / sizeof (filesystem [0]);
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
typedef struct
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
int level;
|
|
Packit |
6c4009 |
int idx;
|
|
Packit |
6c4009 |
struct dirent d;
|
|
Packit |
6c4009 |
char room_for_dirent[NAME_MAX];
|
|
Packit |
6c4009 |
} my_DIR;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static long int
|
|
Packit |
6c4009 |
find_file (const char *s)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
int level = 1;
|
|
Packit |
6c4009 |
long int idx = 0;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
while (s[0] == '/')
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
if (s[1] == '\0')
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
s = ".";
|
|
Packit |
6c4009 |
break;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
++s;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (strcmp (s, ".") == 0)
|
|
Packit |
6c4009 |
return 0;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (s[0] == '.' && s[1] == '/')
|
|
Packit |
6c4009 |
s += 2;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
while (*s != '\0')
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
char *endp = strchrnul (s, '/');
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
while (idx < nfiles && filesystem[idx].level >= level)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
if (filesystem[idx].level == level
|
|
Packit |
6c4009 |
&& memcmp (s, filesystem[idx].name, endp - s) == 0
|
|
Packit |
6c4009 |
&& filesystem[idx].name[endp - s] == '\0')
|
|
Packit |
6c4009 |
break;
|
|
Packit |
6c4009 |
++idx;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (idx == nfiles || filesystem[idx].level < level)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
errno = ENOENT;
|
|
Packit |
6c4009 |
return -1;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (*endp == '\0')
|
|
Packit |
6c4009 |
return idx + 1;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (filesystem[idx].type != DT_DIR
|
|
Packit |
6c4009 |
&& (idx + 1 >= nfiles
|
|
Packit |
6c4009 |
|| filesystem[idx].level >= filesystem[idx + 1].level))
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
errno = ENOTDIR;
|
|
Packit |
6c4009 |
return -1;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
++idx;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
s = endp + 1;
|
|
Packit |
6c4009 |
++level;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
errno = ENOENT;
|
|
Packit |
6c4009 |
return -1;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static void *
|
|
Packit |
6c4009 |
my_opendir (const char *s)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
long int idx = find_file (s);
|
|
Packit |
6c4009 |
if (idx == -1 || filesystem[idx].type != DT_DIR)
|
|
Packit |
6c4009 |
return NULL;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
my_DIR *dir = malloc (sizeof (my_DIR));
|
|
Packit |
6c4009 |
if (dir == NULL)
|
|
Packit |
6c4009 |
FAIL_EXIT1 ("cannot allocate directory handle");
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
dir->level = filesystem[idx].level;
|
|
Packit |
6c4009 |
dir->idx = idx;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
return dir;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static struct dirent *
|
|
Packit |
6c4009 |
my_readdir (void *gdir)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
my_DIR *dir = gdir;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (dir->idx == -1)
|
|
Packit |
6c4009 |
return NULL;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
while (dir->idx < nfiles && filesystem[dir->idx].level > dir->level)
|
|
Packit |
6c4009 |
++dir->idx;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (dir->idx == nfiles || filesystem[dir->idx].level < dir->level)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
dir->idx = -1;
|
|
Packit |
6c4009 |
return NULL;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
dir->d.d_ino = 1; /* glob should not skip this entry. */
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
dir->d.d_type = filesystem[dir->idx].type;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
strcpy (dir->d.d_name, filesystem[dir->idx].name);
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
++dir->idx;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
return &dir->d;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static void
|
|
Packit |
6c4009 |
my_closedir (void *dir)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
free (dir);
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static int
|
|
Packit |
6c4009 |
my_stat (const char *name, struct stat *st)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
stat_called = true;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
long int idx = find_file (name);
|
|
Packit |
6c4009 |
if (idx == -1)
|
|
Packit |
6c4009 |
return -1;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
memset (st, '\0', sizeof (*st));
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (filesystem[idx].type == DT_UNKNOWN)
|
|
Packit |
6c4009 |
st->st_mode = DTTOIF (idx + 1 < nfiles
|
|
Packit |
6c4009 |
&& filesystem[idx].level < filesystem[idx + 1].level
|
|
Packit |
6c4009 |
? DT_DIR : DT_REG) | 0777;
|
|
Packit |
6c4009 |
else
|
|
Packit |
6c4009 |
st->st_mode = DTTOIF (filesystem[idx].type) | 0777;
|
|
Packit |
6c4009 |
return 0;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static int
|
|
Packit |
6c4009 |
my_lstat (const char *name, struct stat *st)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
lstat_called = true;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
long int idx = find_file (name);
|
|
Packit |
6c4009 |
if (idx == -1)
|
|
Packit |
6c4009 |
return -1;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
memset (st, '\0', sizeof (*st));
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (filesystem[idx].type == DT_UNKNOWN)
|
|
Packit |
6c4009 |
st->st_mode = DTTOIF (idx + 1 < nfiles
|
|
Packit |
6c4009 |
&& filesystem[idx].level < filesystem[idx + 1].level
|
|
Packit |
6c4009 |
? DT_DIR : DT_REG) | 0777;
|
|
Packit |
6c4009 |
else
|
|
Packit |
6c4009 |
st->st_mode = DTTOIF (filesystem[idx].type) | 0777;
|
|
Packit |
6c4009 |
return 0;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static int
|
|
Packit |
6c4009 |
do_test (void)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
glob_t gl;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
memset (&gl, '\0', sizeof (gl));
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
gl.gl_closedir = my_closedir;
|
|
Packit |
6c4009 |
gl.gl_readdir = my_readdir;
|
|
Packit |
6c4009 |
gl.gl_opendir = my_opendir;
|
|
Packit |
6c4009 |
gl.gl_lstat = my_lstat;
|
|
Packit |
6c4009 |
gl.gl_stat = my_stat;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
int flags = GLOB_ALTDIRFUNC;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
stat_called = false;
|
|
Packit |
6c4009 |
lstat_called = false;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
TEST_VERIFY_EXIT (glob ("*/file1lev2", flags, NULL, &gl) == 0);
|
|
Packit |
6c4009 |
TEST_VERIFY_EXIT (gl.gl_pathc == 1);
|
|
Packit |
6c4009 |
TEST_VERIFY_EXIT (strcmp (gl.gl_pathv[0], "dir1lev1/file1lev2") == 0);
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
TEST_VERIFY_EXIT (stat_called == true);
|
|
Packit |
6c4009 |
TEST_VERIFY_EXIT (lstat_called == false);
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
return 0;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#else /* TEST_COMPAT (libc, GLIBC_2_0, GLIBC_2_27) */
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static int
|
|
Packit |
6c4009 |
do_test (void)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
return 77;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
#endif
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#include <support/test-driver.c>
|