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fontconfig/test/test-d1f48f11.c

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/*
* fontconfig/test/test-d1f48f11.c
*
* Copyright © 2000 Keith Packard
* Copyright © 2018 Akira TAGOH
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of the author(s) not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. The authors make no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <dirent.h>
#include <unistd.h>
#include <errno.h>
#ifndef HAVE_STRUCT_DIRENT_D_TYPE
#include <sys/types.h>
#include <sys/stat.h>
#endif
#include <fontconfig/fontconfig.h>
#ifdef _WIN32
# define FC_DIR_SEPARATOR '\\'
# define FC_DIR_SEPARATOR_S "\\"
#else
# define FC_DIR_SEPARATOR '/'
# define FC_DIR_SEPARATOR_S "/"
#endif
extern FcChar8 *FcConfigRealFilename (FcConfig *, FcChar8 *);
extern FcChar8 *FcStrCanonFilename (const FcChar8 *);
#ifdef HAVE_MKDTEMP
#define fc_mkdtemp mkdtemp
#else
char *
fc_mkdtemp (char *template)
{
if (!mktemp (template) || mkdir (template, 0700))
return NULL;
return template;
}
#endif
FcBool
mkdir_p (const char *dir)
{
char *parent;
FcBool ret;
if (strlen (dir) == 0)
return FcFalse;
parent = (char *) FcStrDirname ((const FcChar8 *) dir);
if (!parent)
return FcFalse;
if (access (parent, F_OK) == 0)
ret = mkdir (dir, 0755) == 0 && chmod (dir, 0755) == 0;
else if (access (parent, F_OK) == -1)
ret = mkdir_p (parent) && (mkdir (dir, 0755) == 0) && chmod (dir, 0755) == 0;
else
ret = FcFalse;
free (parent);
return ret;
}
FcBool
unlink_dirs (const char *dir)
{
DIR *d = opendir (dir);
struct dirent *e;
size_t len = strlen (dir);
char *n = NULL;
FcBool ret = FcTrue;
#ifndef HAVE_STRUCT_DIRENT_D_TYPE
struct stat statb;
#endif
if (!d)
return FcFalse;
while ((e = readdir (d)) != NULL)
{
size_t l;
if (strcmp (e->d_name, ".") == 0 ||
strcmp (e->d_name, "..") == 0)
continue;
l = strlen (e->d_name) + 1;
if (n)
free (n);
n = malloc (l + len + 1);
if (!n)
{
ret = FcFalse;
break;
}
strcpy (n, dir);
n[len] = FC_DIR_SEPARATOR;
strcpy (&n[len + 1], e->d_name);
#ifdef HAVE_STRUCT_DIRENT_D_TYPE
if (e->d_type == DT_DIR)
#else
if (stat (n, &statb) == -1)
{
fprintf (stderr, "E: %s\n", n);
ret = FcFalse;
break;
}
if (S_ISDIR (statb.st_mode))
#endif
{
if (!unlink_dirs (n))
{
fprintf (stderr, "E: %s\n", n);
ret = FcFalse;
break;
}
}
else
{
if (unlink (n) == -1)
{
fprintf (stderr, "E: %s\n", n);
ret = FcFalse;
break;
}
}
}
if (n)
free (n);
closedir (d);
if (rmdir (dir) == -1)
{
fprintf (stderr, "E: %s\n", dir);
return FcFalse;
}
return ret;
}
char template[512] = "/tmp/fc-d1f48f11-XXXXXX";
char systempl[512] = "/tmp/fc-d1f48f11-XXXXXX";
char *rootdir, *sysroot;
int
setup (char *dir)
{
FcChar8 *confdir = NULL, *availdir = NULL, *real = NULL, *link = NULL;
FILE *fp;
int ret = 1;
confdir = FcStrBuildFilename (dir, "conf.d", NULL);
availdir = FcStrBuildFilename (dir, "conf.avail", NULL);
mkdir_p (confdir);
mkdir_p (availdir);
real = FcStrBuildFilename (availdir, "00-foo.conf", NULL);
link = FcStrBuildFilename (confdir, "00-foo.conf", NULL);
if (!real || !link)
{
fprintf (stderr, "E: unable to allocate memory\n");
goto bail;
}
if ((fp = fopen (real, "wb")) == NULL)
{
fprintf (stderr, "E: unable to open a file\n");
goto bail;
}
fprintf (fp, "%s", real);
fclose (fp);
if (symlink ("../conf.avail/00-foo.conf", link) != 0)
{
fprintf (stderr, "%s: %s\n", link, strerror (errno));
goto bail;
}
ret = 0;
bail:
if (real)
free (real);
if (link)
free (link);
if (availdir)
free (availdir);
if (confdir)
free (confdir);
return ret;
}
void
teardown (const char *dir)
{
unlink_dirs (dir);
}
int
main (void)
{
FcConfig *cfg = NULL;
FcChar8 *dc = NULL, *da = NULL, *d = NULL;
FcChar8 *ds = NULL, *dsa = NULL, *dsac = NULL;
int ret = 1;
rootdir = fc_mkdtemp (template);
if (!rootdir)
{
fprintf (stderr, "%s: %s\n", template, strerror (errno));
return 1;
}
sysroot = fc_mkdtemp (systempl);
if (!sysroot)
{
fprintf (stderr, "%s: %s\n", systempl, strerror (errno));
return 1;
}
ds = FcStrBuildFilename (sysroot, rootdir, NULL);
if (setup (rootdir) != 0)
goto bail;
if (setup (ds) != 0)
goto bail;
dc = FcStrBuildFilename (rootdir, "conf.d", "00-foo.conf", NULL);
da = FcStrBuildFilename (rootdir, "conf.avail", "00-foo.conf", NULL);
cfg = FcConfigCreate ();
d = FcConfigRealFilename (cfg, dc);
if (strcmp ((const char *)d, (const char *)da) != 0)
{
fprintf (stderr, "E: failed to compare for non-sysroot: %s, %s\n", d, da);
goto bail;
}
free (d);
setenv ("FONTCONFIG_SYSROOT", sysroot, 1);
dsa = FcStrBuildFilename (sysroot, da, NULL);
dsac = FcStrCanonFilename (dsa);
d = FcConfigRealFilename (cfg, dc);
if (strcmp ((const char *)d, (const char *)dsac) != 0)
{
fprintf (stderr, "E: failed to compare for sysroot: %s, %s\n", d, dsac);
goto bail;
}
ret = 0;
bail:
if (cfg)
FcConfigDestroy (cfg);
if (ds)
free (ds);
if (dsa)
free (dsa);
if (dsac)
free (dsac);
if (dc)
free (dc);
if (da)
free (da);
if (d)
free (d);
teardown (sysroot);
teardown (rootdir);
return ret;
}
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