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gimp/app/sanity.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <glib.h>
#include <fontconfig/fontconfig.h>
#include <pango/pango.h>
#include <pango/pangoft2.h>
#include "libgimpbase/gimpbase.h"
#include "sanity.h"
#include "gimp-intl.h"
static gchar * sanity_check_gimp (void);
static gchar * sanity_check_glib (void);
static gchar * sanity_check_pango (void);
static gchar * sanity_check_fontconfig (void);
static gchar * sanity_check_freetype (void);
static gchar * sanity_check_filename_encoding (void);
/* public functions */
const gchar *
sanity_check (void)
{
gchar *abort_message = sanity_check_gimp ();
if (! abort_message)
abort_message = sanity_check_glib ();
if (! abort_message)
abort_message = sanity_check_pango ();
if (! abort_message)
abort_message = sanity_check_fontconfig ();
if (! abort_message)
abort_message = sanity_check_freetype ();
if (! abort_message)
abort_message = sanity_check_filename_encoding ();
return abort_message;
}
/* private functions */
static gchar *
sanity_check_gimp (void)
{
if (GIMP_MAJOR_VERSION != gimp_major_version ||
GIMP_MINOR_VERSION != gimp_minor_version ||
GIMP_MICRO_VERSION != gimp_micro_version)
{
return g_strdup_printf
("Libgimp version mismatch!\n\n"
"The GIMP binary cannot run with a libgimp version\n"
"other than its own. This is GIMP %d.%d.%d, but the\n"
"libgimp version is %d.%d.%d.\n\n"
"Maybe you have GIMP versions in both /usr and /usr/local ?",
GIMP_MAJOR_VERSION, GIMP_MINOR_VERSION, GIMP_MICRO_VERSION,
gimp_major_version, gimp_minor_version, gimp_micro_version);
}
return NULL;
}
static gchar *
sanity_check_glib (void)
{
const gchar *mismatch;
#define GLIB_REQUIRED_MAJOR 2
#define GLIB_REQUIRED_MINOR 14
#define GLIB_REQUIRED_MICRO 1
mismatch = glib_check_version (GLIB_REQUIRED_MAJOR,
GLIB_REQUIRED_MINOR,
GLIB_REQUIRED_MICRO);
if (mismatch)
{
return g_strdup_printf
("%s\n\n"
"GIMP requires GLib version %d.%d.%d or later.\n"
"Installed GLib version is %d.%d.%d.\n\n"
"Somehow you or your software packager managed\n"
"to install GIMP with an older GLib version.\n\n"
"Please upgrade to GLib version %d.%d.%d or later.",
mismatch,
GLIB_REQUIRED_MAJOR, GLIB_REQUIRED_MINOR, GLIB_REQUIRED_MICRO,
glib_major_version, glib_minor_version, glib_micro_version,
GLIB_REQUIRED_MAJOR, GLIB_REQUIRED_MINOR, GLIB_REQUIRED_MICRO);
}
#undef GLIB_REQUIRED_MAJOR
#undef GLIB_REQUIRED_MINOR
#undef GLIB_REQUIRED_MICRO
return NULL;
}
static gchar *
sanity_check_pango (void)
{
gint pango_major_version = pango_version () / 100 / 100;
gint pango_minor_version = pango_version () / 100 % 100;
gint pango_micro_version = pango_version () % 100;
const gchar *mismatch;
#define PANGO_REQUIRED_MAJOR 1
#define PANGO_REQUIRED_MINOR 18
#define PANGO_REQUIRED_MICRO 0
mismatch = pango_version_check (PANGO_REQUIRED_MAJOR,
PANGO_REQUIRED_MINOR,
PANGO_REQUIRED_MICRO);
if (mismatch)
{
return g_strdup_printf
("%s\n\n"
"GIMP requires Pango version %d.%d.%d or later.\n"
"Installed Pango version is %d.%d.%d.\n\n"
"Somehow you or your software packager managed\n"
"to install GIMP with an older Pango version.\n\n"
"Please upgrade to Pango version %d.%d.%d or later.",
mismatch,
PANGO_REQUIRED_MAJOR, PANGO_REQUIRED_MINOR, PANGO_REQUIRED_MICRO,
pango_major_version, pango_minor_version, pango_micro_version,
PANGO_REQUIRED_MAJOR, PANGO_REQUIRED_MINOR, PANGO_REQUIRED_MICRO);
}
#undef PANGO_REQUIRED_MAJOR
#undef PANGO_REQUIRED_MINOR
#undef PANGO_REQUIRED_MICRO
return NULL;
}
static gchar *
sanity_check_fontconfig (void)
{
gint fc_version = FcGetVersion ();
gint fc_major_version = fc_version / 100 / 100;
gint fc_minor_version = fc_version / 100 % 100;
gint fc_micro_version = fc_version % 100;
#define FC_REQUIRED_MAJOR 2
#define FC_REQUIRED_MINOR 2
#define FC_REQUIRED_MICRO 0
if (fc_version < ((FC_REQUIRED_MAJOR * 10000) +
(FC_REQUIRED_MINOR * 100) +
(FC_REQUIRED_MICRO * 1)))
{
return g_strdup_printf
("The Fontconfig version being used is too old!\n\n"
"GIMP requires Fontconfig version %d.%d.%d or later.\n"
"The Fontconfig version loaded by GIMP is %d.%d.%d.\n\n"
"This may be caused by another instance of libfontconfig.so.1\n"
"being installed in the system, probably in /usr/X11R6/lib.\n"
"Please correct the situation or report it to someone who can.",
FC_REQUIRED_MAJOR, FC_REQUIRED_MINOR, FC_REQUIRED_MICRO,
fc_major_version, fc_minor_version, fc_micro_version);
}
#undef FC_REQUIRED_MAJOR
#undef FC_REQUIRED_MINOR
#undef FC_REQUIRED_MICRO
return NULL;
}
static gchar *
sanity_check_freetype (void)
{
FT_Library ft_library;
FT_Int ft_major_version;
FT_Int ft_minor_version;
FT_Int ft_micro_version;
FT_Int ft_version;
#define FT_REQUIRED_MAJOR 2
#define FT_REQUIRED_MINOR 1
#define FT_REQUIRED_MICRO 7
if (FT_Init_FreeType (&ft_library) != 0)
g_error ("FT_Init_FreeType() failed");
FT_Library_Version (ft_library,
&ft_major_version,
&ft_minor_version,
&ft_micro_version);
if (FT_Done_FreeType (ft_library) != 0)
g_error ("FT_Done_FreeType() failed");
ft_version = (ft_major_version * 10000 +
ft_minor_version * 100 +
ft_micro_version * 1);
if (ft_version < ((FT_REQUIRED_MAJOR * 10000) +
(FT_REQUIRED_MINOR * 100) +
(FT_REQUIRED_MICRO * 1)))
{
return g_strdup_printf
("FreeType version too old!\n\n"
"GIMP requires FreeType version %d.%d.%d or later.\n"
"Installed FreeType version is %d.%d.%d.\n\n"
"Somehow you or your software packager managed\n"
"to install GIMP with an older FreeType version.\n\n"
"Please upgrade to FreeType version %d.%d.%d or later.",
FT_REQUIRED_MAJOR, FT_REQUIRED_MINOR, FT_REQUIRED_MICRO,
ft_major_version, ft_minor_version, ft_micro_version,
FT_REQUIRED_MAJOR, FT_REQUIRED_MINOR, FT_REQUIRED_MICRO);
}
#undef FT_REQUIRED_MAJOR
#undef FT_REQUIRED_MINOR
#undef FT_REQUIRED_MICRO
return NULL;
}
static gchar *
sanity_check_filename_encoding (void)
{
gchar *result;
GError *error = NULL;
result = g_filename_to_utf8 ("", -1, NULL, NULL, &error);
if (! result)
{
gchar *msg =
g_strdup_printf
(_("The configured filename encoding cannot be converted to UTF-8: "
"%s\n\n"
"Please check the value of the environment variable "
"G_FILENAME_ENCODING."),
error->message);
g_error_free (error);
return msg;
}
g_free (result);
result = g_filename_to_utf8 (gimp_directory (), -1, NULL, NULL, &error);
if (! result)
{
gchar *msg =
g_strdup_printf
(_("The name of the directory holding the GIMP user configuration "
"cannot be converted to UTF-8: "
"%s\n\n"
"Your filesystem probably stores files in an encoding "
"other than UTF-8 and you didn't tell GLib about this. "
"Please set the environment variable G_FILENAME_ENCODING."),
error->message);
g_error_free (error);
return msg;
}
g_free (result);
return NULL;
}
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