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/* Copyright (C) 2009-2012 by George Williams */
/*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "fontforge.h"
#include "baseviews.h"
#include "libffstamp.h" /* FontForge version# date time stamps */
#include "libstamp.h"
#include "uiinterface.h"
struct library_version_configuration library_version_configuration = {
FONTFORGE_LIBFF_VERSION_MAJOR,
FONTFORGE_LIBFF_VERSION_MINOR,
LibFF_ModTime, /* Seconds since 1970 (standard unix time) */
LibFF_ModTime_Str, /* Version date (in char string format) */
LibFF_VersionDate, /* Version as long value, Year, month, day */
sizeof(struct library_version_configuration),
sizeof(struct splinefont),
sizeof(struct splinechar),
sizeof(struct fontviewbase),
sizeof(struct charviewbase),
sizeof(struct cvcontainer),
1,
1,
#ifdef _NO_PYTHON
0,
#else
1,
#endif
0xff /* Not currently defined */
};
/* Returns 0 on success, -1 for a fatal error, 1 for a dangerous condition */
int check_library_version(Library_Version_Configuration *exe_lib_version, int fatal, int quiet) {
if ( exe_lib_version->major > library_version_configuration.major ||
( exe_lib_version->major == library_version_configuration.major &&
exe_lib_version->minor > library_version_configuration.minor ) ||
exe_lib_version->sizeof_me != library_version_configuration.sizeof_me ||
exe_lib_version->sizeof_splinefont != library_version_configuration.sizeof_splinefont ||
exe_lib_version->sizeof_splinechar != library_version_configuration.sizeof_splinechar ||
exe_lib_version->sizeof_fvbase != library_version_configuration.sizeof_fvbase ||
exe_lib_version->sizeof_cvbase != library_version_configuration.sizeof_cvbase ||
exe_lib_version->sizeof_cvcontainer != library_version_configuration.sizeof_cvcontainer ||
exe_lib_version->config_had_devicetables != library_version_configuration.config_had_devicetables ||
exe_lib_version->config_had_multilayer != library_version_configuration.config_had_multilayer ||
exe_lib_version->config_had_python != library_version_configuration.config_had_python ||
exe_lib_version->mba1 != 0xff ) {
if ( !quiet ) {
IError("This executable will not work with this version of libfontforge\nSee the console log for more details." );
if ( exe_lib_version->major > library_version_configuration.major ||
( exe_lib_version->major == library_version_configuration.major &&
exe_lib_version->minor > library_version_configuration.minor ))
fprintf( stderr, "Library version number is too small for executable.\n" );
if ( exe_lib_version->sizeof_me != library_version_configuration.sizeof_me )
fprintf( stderr, "Configuration info in the executable has a different size than that\n expected by the library and is not to be trusted.\n" );
if ( exe_lib_version->sizeof_splinefont != library_version_configuration.sizeof_splinefont )
fprintf( stderr, "The internal data structure, SplineFont, has a different expected size\n in library and executable. So they will not work together.\n" );
if ( exe_lib_version->sizeof_splinechar != library_version_configuration.sizeof_splinechar )
fprintf( stderr, "The internal data structure, SplineChar, has a different expected size\n in library and executable. So they will not work together.\n" );
if ( exe_lib_version->sizeof_fvbase != library_version_configuration.sizeof_fvbase )
fprintf( stderr, "The internal data structure, FontViewBase, has a different expected size\n in library and executable. So they will not work together.\n" );
if ( exe_lib_version->sizeof_cvbase != library_version_configuration.sizeof_cvbase )
fprintf( stderr, "The internal data structure, CharViewBase, has a different expected size\n in library and executable. So they will not work together.\n" );
if ( exe_lib_version->sizeof_cvcontainer != library_version_configuration.sizeof_cvcontainer )
fprintf( stderr, "The internal data structure, CVContainer, has a different expected size\n in library and executable. So they will not work together.\n" );
if ( exe_lib_version->config_had_devicetables != library_version_configuration.config_had_devicetables ) {
if ( !exe_lib_version->config_had_devicetables )
fprintf( stderr, "The library is configured to support device tables, but the executable is\n not. This may explain why data structures are of different sizes.\n" );
else
fprintf( stderr, "The executable is configured to support device tables, but the library is\n not. This may explain why data structures are of different sizes.\n" );
}
if ( exe_lib_version->config_had_multilayer != library_version_configuration.config_had_multilayer ) {
if ( !exe_lib_version->config_had_multilayer )
fprintf( stderr, "The library is configured to support type3 font editing, but the executable is\n not. This may explain why data structures are of different sizes.\n" );
else
fprintf( stderr, "The executable is configured to support type3 font editing, but the library is\n not. This may explain why data structures are of different sizes.\n" );
}
if ( exe_lib_version->config_had_python != library_version_configuration.config_had_python ) {
if ( !exe_lib_version->config_had_python )
fprintf( stderr, "The library is configured to support python scripts, but the executable is\n not. This may explain why data structures are of different sizes.\n" );
else
fprintf( stderr, "The executable is configured to support python scripts, but the library is\n not. This may explain why data structures are of different sizes.\n" );
}
if ( exe_lib_version->mba1 != 0xff )
fprintf( stderr, "The executable specifies a configuration value the library does not expect.\n" );
}
if ( fatal )
exit( 1 );
else
return( -1 );
} else if ( exe_lib_version->library_source_modtime > library_version_configuration.library_source_modtime ) {
if ( !quiet )
ff_post_notice(_("Library may be too old"),_("The library is older than the executable expects.\n This might be ok.\nOr it may crash on you.\nYou have been warned." ));
return( 1 );
} else
return( 0 );
}
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