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preferences file with \use_converter_cache true. It is disabled by default, and no GUI support for changing the preferences is yet implemented. * src/insets/insetgraphics.C (InsetGraphics::prepareFile): Use image file cache * src/insets/ExternalSupport.C (updateExternal): Use image file cache * src/exporter.C (Exporter::Export): Do not use image file cache * src/graphics/GraphicsCacheItem.C (CacheItem::Impl::imageConverted): Add the converted file to the image file cache (CacheItem::Impl::convertToDisplayFo): Use image file cache * src/converter.C (Converters::convert): Use image file cache if the caller allowed that * src/converter.h (Converters::convert): Adjust arguments * src/Makefile.am: Add new files * src/support/lyxlib.h (chmod): new function (copy): add mode argument * src/support/copy.C (chmod): new function (copy): implement mode argument * src/support/mkdir.C (lyx::support::mkdir): Add warning if permissions are ignored * src/lyxrc.[Ch]: Add new settings \converter_cache_maxage and \use_converter_cache * src/ConverterCache.[Ch]: New image file cache * src/importer.C (Importer::Import): Do nut use the image file cache * src/lyx_main.C (LyX::init): Initialize the image file cache * src/mover.[Ch] (Mover::do_copy): Add mode argument (SpecialisedMover::do_copy): ditto * configure.ac: Check for chmod * development/cmake/ConfigureChecks.cmake: ditto * development/cmake/config.h.cmake: ditto * development/scons/SConstruct: ditto * development/scons/scons_manifest.py: Add new files git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@15897 a592a061-630c-0410-9148-cb99ea01b6c8
70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
// -*- C++ -*-
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/**
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* \file lyxlib.h
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* A selection of useful system functions made
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* handy for C++ usage.
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*
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* \author Lars Gullik Bjønnes
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*
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* Full author contact details are available in file CREDITS.
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*/
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#ifndef LYX_LIB_H
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#define LYX_LIB_H
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#include <string>
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namespace lyx {
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namespace support {
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/// get the current working directory
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std::string const getcwd();
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/// change to a directory, 0 is returned on success.
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int chdir(std::string const & name);
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/// Change file permissions
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bool chmod(std::string const & file, unsigned long int mode);
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/**
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* rename a file, returns false if it fails.
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* It can handle renames across partitions.
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*/
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bool rename(std::string const & from, std::string const & to);
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/// copy a file, returns false it it fails
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bool copy(std::string const & from, std::string const & to,
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unsigned long int mode = (unsigned long int)-1);
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/// generates a checksum of a file
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unsigned long sum(std::string const & file);
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/// FIXME: some point to this hmm ?
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int kill(int pid, int sig);
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/// FIXME: same here
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void abort();
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/// create the given directory with the given mode
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int mkdir(std::string const & pathname, unsigned long int mode);
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/// unlink the given file
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int unlink(std::string const & file);
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/// (securely) create a temporary file in the given dir with the given prefix
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std::string const tempName(std::string const & dir = std::string(),
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std::string const & mask = std::string());
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/**
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* Returns true if var is approximately equal to number with allowed error
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* of 'error'.
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*
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* Usage: if (float_equal(var, number, 0.0001)) { }
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*
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* This will check if 'var' is approx. equal to 'number' with error of 1/1000
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*/
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inline bool float_equal(double var, double number, double error)
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{
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return (number - error <= var && var <= number + error);
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}
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} // namespace support
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} // namespace lyx
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#endif /* LYX_LIB_H */
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