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-rw-r--r--patches/rpm2cpio_bzip2.patch63
1 files changed, 63 insertions, 0 deletions
diff --git a/patches/rpm2cpio_bzip2.patch b/patches/rpm2cpio_bzip2.patch
new file mode 100644
index 000000000..151dd9fb4
--- /dev/null
+++ b/patches/rpm2cpio_bzip2.patch
@@ -0,0 +1,63 @@
+diff -ur busybox/archival/Config.in busybox/archival/Config.in
+--- busybox/archival/Config.in Sun May 23 09:15:37 2004
++++ busybox/archival/Config.in Sun May 23 09:15:58 2004
+@@ -127,6 +127,14 @@
+ help
+ Converts an RPM file into a CPIO archive.
+
++config CONFIG_FEATURE_RPM2CPIO_BZIP2
++ bool " Support bzip2 decompression"
++ default n
++ depends on CONFIG_RPM2CPIO
++ help
++ If you enable this option you'll be able to extract
++ rpms compressed with bzip2.
++
+ config CONFIG_RPM
+ bool "rpm"
+ default n
+diff -ur busybox/archival/libunarchive/Makefile.in busybox/archival/libunarchive/Makefile.in
+--- busybox/archival/libunarchive/Makefile.in Sun May 23 09:15:04 2004
++++ busybox/archival/libunarchive/Makefile.in Sun May 23 09:16:42 2004
+@@ -65,6 +65,7 @@
+ LIBUNARCHIVE-$(CONFIG_GUNZIP) += $(GUNZIP_FILES)
+ LIBUNARCHIVE-$(CONFIG_FEATURE_GUNZIP_UNCOMPRESS) += decompress_uncompress.o
+ LIBUNARCHIVE-$(CONFIG_RPM2CPIO) += $(GUNZIP_FILES) get_header_cpio.o
++LIBUNARCHIVE-$(CONFIG_FEATURE_RPM2CPIO_BZIP2) += decompress_bunzip2.o
+ LIBUNARCHIVE-$(CONFIG_RPM) += $(GUNZIP_FILES) get_header_cpio.o
+ LIBUNARCHIVE-$(CONFIG_TAR) += get_header_tar.o
+ LIBUNARCHIVE-$(CONFIG_FEATURE_TAR_BZIP2) += decompress_bunzip2.o get_header_tar_bz2.o
+diff -ur busybox/archival/rpm2cpio.c busybox/archival/rpm2cpio.c
+--- busybox/archival/rpm2cpio.c Sun May 23 09:15:04 2004
++++ busybox/archival/rpm2cpio.c Sun May 23 09:19:03 2004
+@@ -91,14 +91,26 @@
+ skip_header(rpm_fd);
+
+ bb_xread_all(rpm_fd, &magic, 2);
+- if ((magic[0] != 0x1f) || (magic[1] != 0x8b)) {
+- bb_error_msg_and_die("Invalid gzip magic");
++ if ((magic[0] == 0x1f) || (magic[1] == 0x8b)) {
++ check_header_gzip(rpm_fd);
++ if (inflate_gunzip(rpm_fd, fileno(stdout)) != 0)
++ bb_error_msg("Error inflating (gzip)");
+ }
+
+- check_header_gzip(rpm_fd);
+- if (inflate_gunzip(rpm_fd, STDOUT_FILENO) != 0) {
+- bb_error_msg("Error inflating");
++ if ((magic[0] == 'B') && (magic[1] == 'Z')) {
++#ifdef CONFIG_FEATURE_RPM2CPIO_BZIP2
++ /* return to position before magic (eek..!) */
++ lseek(rpm_fd, -2, SEEK_CUR);
++ if(uncompressStream(rpm_fd, fileno(stdout)) != 0)
++ bb_error_msg("Error inflating (bzip2)");
++#else
++ bb_error_msg_and_die("bzip2 not supported");
++#endif
+ }
++
++ else
++ bb_error_msg_and_die("not gzip or bzip2 compressed");
++
+
+ close(rpm_fd);