mirror of
https://github.com/upx/upx.git
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Small updates.
committer: mfx <mfx> 1066732696 +0000
This commit is contained in:
Markus F.X.J. Oberhumer
1
NEWS
1
NEWS
@ -11,6 +11,7 @@ Changes in 1.91 beta (XX Sep 2003):
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* UNSTABLE BETA VERSION - DO NOT USE EXCEPT FOR TESTING
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* djgpp2/coff: added support for recent binutils versions
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* watcom/le: don't crash on files without relocations
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* Option `--brute' now implies `--crp-ms=999999'.
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Changes in 1.90 beta (11 Nov 2002):
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* UNSTABLE BETA VERSION - DO NOT USE EXCEPT FOR TESTING
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34
doc/upx.pod
34
doc/upx.pod
@ -20,7 +20,8 @@ B<upx> S<[ I<command> ]> S<[ I<options> ]> I<filename>...
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B<UPX> is a portable, extendable, high-performance executable packer for
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several different executable formats. It achieves an excellent compression
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ratio and offers I<*very*> fast decompression. Your executables suffer
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no memory overhead or other drawbacks for most of the formats supported.
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no memory overhead or other drawbacks for most of the formats supported,
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because of in-place decompression.
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While you may use B<UPX> freely for both non-commercial and commercial
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executables (for details see the file LICENSE), we would highly
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@ -36,11 +37,6 @@ is considered not politically correct ;-) ]
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B<UPX> comes with ABSOLUTELY NO WARRANTY; for details see the file LICENSE.
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Having said that, we think that B<UPX> is quite stable now. Indeed we
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have compressed lots of files without any problems. Also, the
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current version has undergone several months of beta testing -
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actually it's more than 4 years since our first public beta back in 1998.
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This is the first production quality release, and we plan that future 1.xx
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releases will be backward compatible with this version.
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@ -55,7 +51,8 @@ B<UPX> is a versatile executable packer with the following features:
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- excellent compression ratio: compresses better than zip/gzip,
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use UPX to decrease the size of your distribution !
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- very fast decompression: about 10 MB/sec even on my old Pentium 133
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- very fast decompression: about 10 MB/sec on an ancient Pentium 133,
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about 200 MB/sec on an Athlon XP 2000+.
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- no memory overhead for your compressed executables for most of the
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supported formats
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@ -174,7 +171,7 @@ Quick start for achieving the best compression ratio:
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=over 4
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Try B<upx --brute --crp-ms=999999 myfile.exe>.
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Try B<upx --brute myfile.exe>.
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=back
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@ -190,9 +187,6 @@ Use the compression level B<--best>.
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Try one or both of the options B<--all-methods> and B<--all-filters>.
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Info: the option B<--brute> is an abbrevation for all the options
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B<S<--best> S<--all-methods> S<--all-filters>>.
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=item *
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Try the option B<--crp-ms=NUMBER>. This uses more memory during compression
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@ -203,6 +197,11 @@ The default value is 10000 (ten thousand).
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=item *
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Info: the option B<--brute> is an abbrevation for the options
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B<S<--best> S<--all-methods> S<--all-filters> S<--crp-ms=999999>>.
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=item *
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Try if B<--overlay=strip> works.
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=item *
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@ -215,9 +214,15 @@ For win32/pe programs there's B<--strip-relocs=0>. See notes below.
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=head1 OVERLAY HANDLING OPTIONS
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Info: An "overlay" means auxillary data atached after the logical end of
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an executable, and it often contains application specific data
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(this is a common practice to avoid an extra data file, though
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it would be better to use resource sections).
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B<UPX> handles overlays like many other executable packers do: it simply
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copies the overlay after the compressed image. This works with some
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files, but doesn't work with others.
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files, but doesn't work with others, depending on how an application
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actually accesses this overlayed data.
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Since version 0.90 UPX defaults to B<--overlay=copy> for
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all executable formats.
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@ -249,7 +254,8 @@ environment variable because of a COMMAND.COM limitation.
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Not all of the options are valid in the environment variable -
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B<UPX> will tell you.
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You can use the B<--no-env> option to turn this support off.
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You can explicitly use the B<--no-env> option to ignore the
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environment variable.
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@ -859,7 +865,7 @@ Extra options available for this executable format:
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address greater or equal to 0x400000. Usually the
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compressed files becomes smaller, but some files
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may become larger. Note that the resulting file will
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not work under Win32s.
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not work under Windows 3.x (Win32s).
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UPX never strips relocations from a DLL
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regardless of this option.
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23
src/Makefile
23
src/Makefile
@ -3,20 +3,23 @@
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#
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# usage:
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# `make target=linux' # linux
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# `make target=djggp2' # dos32 - djggp2
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# `make target=cygwin' # win32 - cygwin 1.3.x
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# `make target=mingw32' # win32 - mingw32
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# `make target=no-cygwin' # win32 - mingw32 as included in cygwin
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# `make target=rsxnt' # win32 - rsxnt
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# `make target=bc' # win32 - Borland C++
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# `make target=dm' # win32 - Digital Mars C++
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# `make target=ic' # win32 - Intel C++
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# `make target=vc' # win32 - Visual C++
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# `make target=wc' # win32 - Watcom C++
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# `make target=dos32-djggp2' # dos32 - djggp2
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# `make target=win32-cygwin' # win32 - cygwin
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# `make target=win32-mingw32' # win32 - mingw32
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# `make target=win32-no-cygwin' # win32 - mingw32 as included in cygwin
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# `make target=win32-rsxnt' # win32 - rsxnt
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# `make target=win32-bc' # win32 - Borland C++
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# `make target=win32-dm' # win32 - Digital Mars C++
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# `make target=win32-ic' # win32 - Intel C++
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# `make target=win32-vc' # win32 - Visual C++
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# `make target=win32-wc' # win32 - Watcom C++
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# `make target=cross-amd64-linux' # x86_64-linux cross compiler
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# `make target=cross-mingw32' # i586-mingw32msvc cross compiler
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# `make target=cross-mint' # m68k-atari-mint cross compiler
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# `make target=gcc' # generic gcc
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#
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# you can also set the `UPX_MAKE_TARGET' environment variable.
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#
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# configuration section
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@ -1,5 +1,5 @@
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# /***********************************************************************
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# // setup
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# // perpare setup
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# ************************************************************************/
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SHELL = /bin/sh
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@ -217,7 +217,7 @@ ifeq ($(target),cross-amd64-linux)
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include $(srcdir)/Makedefs.gcc
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CC = x86_64-linux-gcc
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CXX = x86_64-linux-g++
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##LDLIBS += -lmcheck
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LDLIBS += -lmcheck
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endif # cross-amd64-linux
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ifeq ($(target),cross-m68k-linux)
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@ -270,7 +270,7 @@ endif
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### dos32 - djgpp2 / emx
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###
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ifeq ($(target),djgpp2)
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ifeq ($(target),dos32-djgpp2)
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include $(srcdir)/Makedefs.gcc
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e = .exe
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CXX = gxx
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@ -284,7 +284,7 @@ endif
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endif
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endif
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ifeq ($(target),emx)
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ifeq ($(target),dos32-emx)
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include $(srcdir)/Makedefs.gcc
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e = .exe
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CXX = gcc
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@ -298,24 +298,27 @@ endif
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### win32 - cygwin / mingw32 / rsxnt
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###
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ifeq ($(target),cygwin)
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ifeq ($(target),win32-cygwin)
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include $(srcdir)/Makedefs.gcc
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##CXX = g++-2
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e = .exe
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CCARCH += -mcygwin -march=i386 -mcpu=i686
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LDLIBS += -lwinmm
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endif
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ifeq ($(target),mingw32)
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ifeq ($(target),win32-mingw32)
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include $(srcdir)/Makedefs.gcc
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e = .exe
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CCARCH += -mno-cygwin -march=i386 -mcpu=i686
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LDLIBS += -lwinmm
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endif
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# mingw32 as included in cygwin
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ifeq ($(target),no-cygwin)
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ifeq ($(target),win32-no-cygwin)
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include $(srcdir)/Makedefs.gcc
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e = .exe
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CCARCH += -mno-cygwin -march=i386 -mcpu=i686
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LDLIBS += -lwinmm
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endif
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# mingw32 cross compiler
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@ -325,10 +328,11 @@ e = .exe
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CC = i586-mingw32msvc-gcc
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CXX = i586-mingw32msvc-g++
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CCARCH += -march=i386 -mcpu=i686
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LDLIBS += -lwinmm
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endif
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# rsxnt (g++ 2.8.1)
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ifeq ($(target),rsxnt)
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ifeq ($(target),win32-rsxnt)
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include $(srcdir)/Makedefs.gcc
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e = .exe
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CXX = gcc
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@ -343,7 +347,7 @@ endif
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### win32 - Borland C++
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###
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ifeq ($(target),bc)
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ifeq ($(target),win32-bc)
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o = .obj
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a = .lib
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e = .exe
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@ -374,14 +378,14 @@ else
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CFLAGS += -O2 -d
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endif
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endif # bc
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endif # win32-bc
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###
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### win32 - Digital Mars C++
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###
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ifeq ($(target),dm)
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ifeq ($(target),win32-dm)
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o = .obj
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a = .lib
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e = .exe
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@ -404,14 +408,14 @@ else
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CFLAGS += -o
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endif
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endif # dm
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endif # win32-dm
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###
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### win32 - Intel C++
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###
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ifeq ($(target),ic)
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ifeq ($(target),win32-ic)
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o = .obj
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a = .lib
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e = .exe
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@ -446,14 +450,14 @@ else
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endif
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RESOURCES := $(subst .rc,.res,$(notdir $(wildcard $(srcdir)/*.rc)))
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endif # ic
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endif # win32-ic
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###
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### win32 - Symantec C++
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###
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ifeq ($(target),sc)
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ifeq ($(target),win32-sc)
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o = .obj
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a = .lib
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e = .exe
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@ -476,14 +480,14 @@ else
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CFLAGS += -o
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endif
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endif # dm
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endif # win32-sc
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###
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### win32 - Visual C++
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###
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ifeq ($(target),vc)
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ifeq ($(target),win32-vc)
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o = .obj
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a = .lib
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e = .exe
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@ -519,14 +523,14 @@ else
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endif
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RESOURCES := $(subst .rc,.res,$(notdir $(wildcard $(srcdir)/*.rc)))
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endif # vc
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endif # win32-vc
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###
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### win32 - Watcom C++
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###
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ifeq ($(target),wc)
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ifeq ($(target),win32-wc)
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o = .obj
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a = .lib
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e = .exe
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@ -560,11 +564,11 @@ else
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CFLAGS += -olr
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endif
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endif # wc
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endif # win32-wc
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###
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### win64 - Intel C++
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### win64 - Intel C++ [IA64]
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###
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ifeq ($(target),win64-ic)
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@ -606,7 +610,7 @@ endif # win64-ic
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###
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### win64 - Visual C++
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### win64 - Visual C++ [AMD64 & IA64]
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###
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ifeq ($(target),win64-vc)
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@ -158,7 +158,7 @@ protected:
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//
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**************************************************************************/
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#if 0
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#if 0 /* NOT USED */
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class MemoryOutputFile : public FileBase
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{
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typedef FileBase super;
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@ -530,6 +530,7 @@ static int do_option(int optc, const char *arg)
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opt->method = -1;
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opt->all_filters = true;
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opt->filter = -1;
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opt->crp.m_size = 999999;
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/* fallthrough */
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case 900: // --best
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if (!set_method(-1, 10))
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