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Dodji Seketeli 585fc4c33c Make abipkgdiff compare tar archives containing binaries
This patch adds support for comparing the ABI of binaries contained in
a tar archive.

If the archive is compressed with gzip, bzip2, lzip, lzma or xz, then
abipkgdiff recognizes the usual relevant file extensions and lets the
GNU tar program handle the decompression.

If the archive is not compressed, abipkgdiff recognizes the UStar
(Uniform Standard Tape ARchive) format, even if the archive file name
doesn't end with the .tar extension, and lets the GNU tar program
handle the extraction.  If the file ends up with the .tar extension
anyway (even if it's not in the UStar format, abipkgdiff lets the GNU
tar program handle its extraction.

	* config.h.in (WITH_TAR): New configuration preprocessor macro.
	* configure.ac: Add a new --enable-tar option.  It's turned on
	automatically if the tar program is found in the PATH.  Adjust the
	build configuration report to add the tar archive support.
	* include/abg-tools-utils.h (string_ends_with): Declare new
	function.
	(enum file_type): Add a new FILE_TYPE_TAR enumerator.
	* src/abg-tools-utils.cc (string_ends_with): Define new function.
	(operator<<(ostream&, file_type)): Serialize the new FILE_TYPE_TAR
	enumerator.
	(guess_file_type): Detect UStar format file by reading its magic
	number.  Detect compressed tar files based on the file path
	extension.
	* tools/abipkgdiff.cc (extract_tar): Define new function.
	(extract_package): Handle tar packages.
	(main): Handle tar archives.
	* tools/abidiff.cc (main): Handle the new FILE_TYPE_TAR
	enumerator.
	* tools/abilint.cc (main): Likewise.
	* tests/data/test-diff-pkg/tarpkg-0-dir{1,2}.ta{,r,.bz2, gz}: New
	test input tarballs.
	* tests/data/test-diff-pkg/tarpkg-0-report-0.txt: New test output
	reference.
	* tests/data/Makefile.am: Add the new test data file above to
	source distribution.
	* tests/test-diff-pkg.cc (in_out_specs): Add new tests cases.

Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2015-08-22 14:32:20 +02:00
doc Add a --stats to abidiff and abidw 2015-08-20 13:25:42 +02:00
include Make abipkgdiff compare tar archives containing binaries 2015-08-22 14:32:20 +02:00
m4 Delete ltsugar.m4 and pkg.m4 files from m4/ 2015-01-06 09:54:45 +01:00
scripts Initial DOT work. 2013-07-23 23:13:55 +02:00
src Make abipkgdiff compare tar archives containing binaries 2015-08-22 14:32:20 +02:00
tests Make abipkgdiff compare tar archives containing binaries 2015-08-22 14:32:20 +02:00
tools Make abipkgdiff compare tar archives containing binaries 2015-08-22 14:32:20 +02:00
.gitignore Update .gitignore 2014-11-01 12:10:06 +01:00
abigail.m4 For usage from within GCC set header path to $includedir/libabigail 2013-08-14 16:10:15 +02:00
AUTHORS Initial AUTHORS and README 2013-02-28 13:25:20 +01:00
ChangeLog Update ChangeLog file 2015-06-25 08:13:21 +02:00
COMMIT-LOG-GUIDELINES Allow introductory text in commit log and ignore it when generating ChangeLog 2014-11-18 23:18:06 +01:00
COMPILING White space fix in COMPILING 2013-08-22 17:40:50 +02:00
config.h.in Make abipkgdiff compare tar archives containing binaries 2015-08-22 14:32:20 +02:00
configure.ac Make abipkgdiff compare tar archives containing binaries 2015-08-22 14:32:20 +02:00
CONTRIBUTING Update the CONTRIBUTING file 2015-03-19 12:47:59 +01:00
COPYING Use a better wording for the COPYING file 2015-04-22 09:53:18 +02:00
COPYING-GPLV3 Update licence texts 2015-04-20 13:51:21 +02:00
COPYING-LGPLV2 Initial import of gen-changelog.py 2014-11-18 23:18:06 +01:00
COPYING-LGPLV3 LGPLv3 License the library 2013-07-23 23:13:55 +02:00
gen-changelog.py [gen-changelog] Make subject line always come first 2014-11-18 23:18:06 +01:00
install-sh Add missing autoconfiscation files into version control 2013-03-01 00:47:49 +01:00
libabigail.pc.in Make libxml2 a private dependency wrt pkconfig 2013-08-22 17:41:29 +02:00
ltmain.sh Add missing autoconfiscation files into version control 2013-03-01 00:47:49 +01:00
Makefile.am Update licence texts 2015-04-20 13:51:21 +02:00
README Prepare for publishing 2013-07-23 23:13:55 +02:00
test21-type-suppr-0.suppr Pimplify abigail::comparison::diff type 2014-09-19 12:28:18 +02:00
test21-type-suppr-report-0.txt Pimplify abigail::comparison::diff type 2014-09-19 12:28:18 +02:00

This is the Application Binary Interface Generic Analysis and
Instrumentation Library.

It aims at constructing, manipulating, serializing and de-serializing
ABI-relevant artifacts.

The set of artifacts that we are intersted is made of quantities like
types, variable, fonctions and declarations of a given library or
program.  For a given library or program this set of quantities is
called an ABI corpus.

This library aims at (among other things) providing a way to comparing
two ABI Corpuses, provide detailed information about their
differences, and help build tools to infer interesting conclusions
about these differences.

You are welcome to contribute to this project after reading the files
CONTRIBUTING and COMMIT-LOG-GUIDELINES files in the source tree.

Communicating with the maintainers of this project -- including
sending patches to be include to the source code -- happens via email
at libabigail@sourceware.org.