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[v3,08/13] binman: Add bzip2 bintool

Message ID 20220816064151.9848-8-stefan.herbrechtsmeier-oss@weidmueller.com
State Superseded
Headers show
Series [v3,01/13] binman: Skip elf tests if python elftools is not available | expand

Commit Message

Stefan Herbrechtsmeier Aug. 16, 2022, 6:41 a.m. UTC 
From: Stefan Herbrechtsmeier <stefan.herbrechtsmeier@weidmueller.com>

Add bzip2 bintool to binman to support on-the-fly compression.

Signed-off-by: Stefan Herbrechtsmeier <stefan.herbrechtsmeier@weidmueller.com>

---

Changes in v3:
- Rebase

Changes in v2:
- Added

 tools/binman/btool/bzip2.py | 30 ++++++++++++++++++++++++++++++
 tools/binman/comp_util.py   |  4 +++-
 2 files changed, 33 insertions(+), 1 deletion(-)
 create mode 100644 tools/binman/btool/bzip2.py
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Patch

diff --git a/tools/binman/btool/bzip2.py b/tools/binman/btool/bzip2.py
new file mode 100644
index 0000000000..9be87a621f
--- /dev/null
+++ b/tools/binman/btool/bzip2.py
@@ -0,0 +1,30 @@ 
+# SPDX-License-Identifier: GPL-2.0+
+# Copyright (C) 2022 Weidmüller Interface GmbH & Co. KG
+# Stefan Herbrechtsmeier <stefan.herbrechtsmeier@weidmueller.com>
+#
+"""Bintool implementation for bzip2
+
+bzip2 allows compression and decompression of files.
+
+Documentation is available via::
+
+   man bzip2
+"""
+
+from binman import bintool
+
+# pylint: disable=C0103
+class Bintoolbzip2(bintool.BintoolPacker):
+    """Compression/decompression using the bzip2 algorithm
+
+    This bintool supports running `bzip2` to compress and decompress data, as
+    used by binman.
+
+    It is also possible to fetch the tool, which uses `apt` to install it.
+
+    Documentation is available via::
+
+        man bzip2
+    """
+    def __init__(self, name):
+        super().__init__(name, version_regex=r'bzip2.*Version ([0-9.]+)')
diff --git a/tools/binman/comp_util.py b/tools/binman/comp_util.py
index 00761d44cc..6ec371b145 100644
--- a/tools/binman/comp_util.py
+++ b/tools/binman/comp_util.py
@@ -7,6 +7,7 @@ 
 
 This supports the following compression algorithm:
   none
+  bzip2
   lz4
   lzma
 
@@ -14,6 +15,7 @@  Note that for lzma this uses an old version of the algorithm, not that
 provided by xz.
 
 This requires the following tools:
+  bzip2
   lz4
   lzma_alone
 
@@ -27,7 +29,7 @@  from binman import bintool
 from patman import tools
 
 # Supported compression algorithms
-ALGORITHMS = ['lz4', 'lzma']
+ALGORITHMS = ['bzip2', 'lz4', 'lzma']
 
 bintools = {}