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kumquat-buildroot/package/busybox/busybox-1.7.0-targz_nommu.patch
Peter Korsgaard 2750d69835 Busybox 1.7.0 patches
2007-09-10 07:38:03 +00:00

283 lines
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diff -urN busybox-1.7.0/archival/bbunzip.c busybox-1.7.0-targz_nommu/archival/bbunzip.c
--- busybox-1.7.0/archival/bbunzip.c 2007-08-24 11:49:45.000000000 +0100
+++ busybox-1.7.0-targz_nommu/archival/bbunzip.c 2007-09-06 17:42:02.000000000 +0100
@@ -298,7 +298,7 @@
int unlzma_main(int argc, char **argv);
int unlzma_main(int argc, char **argv)
{
- getopt32(argv, "c");
+ getopt32(argv, "cf");
argv += optind;
/* lzmacat? */
if (applet_name[4] == 'c')
diff -urN busybox-1.7.0/archival/libunarchive/Kbuild busybox-1.7.0-targz_nommu/archival/libunarchive/Kbuild
--- busybox-1.7.0/archival/libunarchive/Kbuild 2007-08-24 11:49:45.000000000 +0100
+++ busybox-1.7.0-targz_nommu/archival/libunarchive/Kbuild 2007-09-06 17:42:02.000000000 +0100
@@ -35,36 +35,34 @@
get_header_tar.o \
filter_accept_list_reassign.o
-# open_transformer uses fork(). Compile it only if absolutely necessary
lib-$(CONFIG_RPM) += open_transformer.o
-lib-$(CONFIG_FEATURE_TAR_BZIP2) += open_transformer.o
-lib-$(CONFIG_FEATURE_TAR_LZMA) += open_transformer.o
-lib-$(CONFIG_FEATURE_TAR_GZIP) += open_transformer.o
-lib-$(CONFIG_FEATURE_TAR_COMPRESS) += open_transformer.o
-lib-$(CONFIG_FEATURE_DEB_TAR_GZ) += open_transformer.o
-lib-$(CONFIG_FEATURE_DEB_TAR_BZ2) += open_transformer.o
-lib-$(CONFIG_FEATURE_DEB_TAR_LZMA) += open_transformer.o
-
-lib-$(CONFIG_AR) += get_header_ar.o unpack_ar_archive.o
-lib-$(CONFIG_BUNZIP2) += decompress_bunzip2.o
-lib-$(CONFIG_UNLZMA) += decompress_unlzma.o
-lib-$(CONFIG_CPIO) += get_header_cpio.o
-lib-$(CONFIG_DPKG) += $(DPKG_FILES)
-lib-$(CONFIG_DPKG_DEB) += $(DPKG_FILES)
-lib-$(CONFIG_FEATURE_DEB_TAR_GZ) += $(GUNZIP_FILES) get_header_tar_gz.o
-lib-$(CONFIG_FEATURE_DEB_TAR_BZ2) += decompress_bunzip2.o get_header_tar_bz2.o
-lib-$(CONFIG_FEATURE_DEB_TAR_LZMA) += decompress_unlzma.o get_header_tar_lzma.o
-lib-$(CONFIG_GUNZIP) += $(GUNZIP_FILES)
-lib-$(CONFIG_FEATURE_GUNZIP_UNCOMPRESS) += decompress_uncompress.o
-lib-$(CONFIG_RPM2CPIO) += $(GUNZIP_FILES) get_header_cpio.o
-lib-$(CONFIG_RPM) += $(GUNZIP_FILES) get_header_cpio.o
-lib-$(CONFIG_FEATURE_RPM_BZ2) += decompress_bunzip2.o
-lib-$(CONFIG_TAR) += get_header_tar.o
-lib-$(CONFIG_FEATURE_TAR_BZIP2) += decompress_bunzip2.o get_header_tar_bz2.o
-lib-$(CONFIG_FEATURE_TAR_LZMA) += decompress_unlzma.o get_header_tar_lzma.o
-lib-$(CONFIG_FEATURE_TAR_GZIP) += $(GUNZIP_FILES) get_header_tar_gz.o
-lib-$(CONFIG_FEATURE_TAR_COMPRESS) += decompress_uncompress.o
-lib-$(CONFIG_UNCOMPRESS) += decompress_uncompress.o
-lib-$(CONFIG_UNZIP) += $(GUNZIP_FILES)
-lib-$(CONFIG_FEATURE_COMPRESS_USAGE) += decompress_bunzip2.o
+lib-$(CONFIG_FEATURE_TAR_BZIP2) += open_transformer.o
+lib-$(CONFIG_FEATURE_TAR_LZMA) += open_transformer.o
+lib-$(CONFIG_FEATURE_TAR_GZIP) += open_transformer.o
+lib-$(CONFIG_FEATURE_TAR_COMPRESS) += open_transformer.o
+lib-$(CONFIG_FEATURE_DEB_TAR_GZ) += open_transformer.o
+lib-$(CONFIG_FEATURE_DEB_TAR_BZ2) += open_transformer.o
+lib-$(CONFIG_FEATURE_DEB_TAR_LZMA) += open_transformer.o
+lib-$(CONFIG_AR) += get_header_ar.o unpack_ar_archive.o
+lib-$(CONFIG_BUNZIP2) += decompress_bunzip2.o
+lib-$(CONFIG_UNLZMA) += decompress_unlzma.o
+lib-$(CONFIG_CPIO) += get_header_cpio.o
+lib-$(CONFIG_DPKG) += $(DPKG_FILES)
+lib-$(CONFIG_DPKG_DEB) += $(DPKG_FILES)
+lib-$(CONFIG_FEATURE_DEB_TAR_GZ) += $(GUNZIP_FILES) get_header_tar_gz.o
+lib-$(CONFIG_FEATURE_DEB_TAR_BZ2) += decompress_bunzip2.o get_header_tar_bz2.o
+lib-$(CONFIG_FEATURE_DEB_TAR_LZMA) += decompress_unlzma.o get_header_tar_lzma.o
+lib-$(CONFIG_GUNZIP) += $(GUNZIP_FILES)
+lib-$(CONFIG_FEATURE_GUNZIP_UNCOMPRESS) += decompress_uncompress.o
+lib-$(CONFIG_RPM2CPIO) += $(GUNZIP_FILES) get_header_cpio.o
+lib-$(CONFIG_RPM) += $(GUNZIP_FILES) get_header_cpio.o
+lib-$(CONFIG_FEATURE_RPM_BZ2) += decompress_bunzip2.o
+lib-$(CONFIG_TAR) += get_header_tar.o
+lib-$(CONFIG_FEATURE_TAR_BZIP2) += decompress_bunzip2.o get_header_tar_bz2.o
+lib-$(CONFIG_FEATURE_TAR_LZMA) += decompress_unlzma.o get_header_tar_lzma.o
+lib-$(CONFIG_FEATURE_TAR_GZIP) += $(GUNZIP_FILES) get_header_tar_gz.o
+lib-$(CONFIG_FEATURE_TAR_COMPRESS) += decompress_uncompress.o
+lib-$(CONFIG_UNCOMPRESS) += decompress_uncompress.o
+lib-$(CONFIG_UNZIP) += $(GUNZIP_FILES)
+lib-$(CONFIG_FEATURE_COMPRESS_USAGE) += decompress_bunzip2.o
diff -urN busybox-1.7.0/archival/libunarchive/get_header_tar_bz2.c busybox-1.7.0-targz_nommu/archival/libunarchive/get_header_tar_bz2.c
--- busybox-1.7.0/archival/libunarchive/get_header_tar_bz2.c 2007-08-24 11:49:45.000000000 +0100
+++ busybox-1.7.0-targz_nommu/archival/libunarchive/get_header_tar_bz2.c 2007-09-06 17:42:02.000000000 +0100
@@ -11,7 +11,7 @@
/* Can't lseek over pipes */
archive_handle->seek = seek_by_read;
- archive_handle->src_fd = open_transformer(archive_handle->src_fd, unpack_bz2_stream);
+ archive_handle->src_fd = open_transformer(archive_handle->src_fd, unpack_bz2_stream, "bunzip2", "bunzip2", "-cf", "-", NULL);
archive_handle->offset = 0;
while (get_header_tar(archive_handle) == EXIT_SUCCESS) /**/;
diff -urN busybox-1.7.0/archival/libunarchive/get_header_tar_gz.c busybox-1.7.0-targz_nommu/archival/libunarchive/get_header_tar_gz.c
--- busybox-1.7.0/archival/libunarchive/get_header_tar_gz.c 2007-08-24 11:49:45.000000000 +0100
+++ busybox-1.7.0-targz_nommu/archival/libunarchive/get_header_tar_gz.c 2007-09-06 17:42:02.000000000 +0100
@@ -8,19 +8,26 @@
char get_header_tar_gz(archive_handle_t *archive_handle)
{
+#if BB_MMU
unsigned char magic[2];
+#endif
/* Can't lseek over pipes */
archive_handle->seek = seek_by_read;
+ /* Check gzip magic only if open_transformer will invoke unpack_gz_stream (MMU case).
+ * Otherwise, it will invoke an external helper "gunzip -cf" (NOMMU case) which will
+ * need the header. */
+#if BB_MMU
xread(archive_handle->src_fd, &magic, 2);
if ((magic[0] != 0x1f) || (magic[1] != 0x8b)) {
bb_error_msg_and_die("invalid gzip magic");
}
check_header_gzip_or_die(archive_handle->src_fd);
+#endif
- archive_handle->src_fd = open_transformer(archive_handle->src_fd, unpack_gz_stream);
+ archive_handle->src_fd = open_transformer(archive_handle->src_fd, unpack_gz_stream, "gunzip", "gunzip", "-cf", "-", NULL);
archive_handle->offset = 0;
while (get_header_tar(archive_handle) == EXIT_SUCCESS) /**/;
diff -urN busybox-1.7.0/archival/libunarchive/get_header_tar_lzma.c busybox-1.7.0-targz_nommu/archival/libunarchive/get_header_tar_lzma.c
--- busybox-1.7.0/archival/libunarchive/get_header_tar_lzma.c 2007-08-24 11:49:45.000000000 +0100
+++ busybox-1.7.0-targz_nommu/archival/libunarchive/get_header_tar_lzma.c 2007-09-06 17:42:02.000000000 +0100
@@ -14,7 +14,7 @@
/* Can't lseek over pipes */
archive_handle->seek = seek_by_read;
- archive_handle->src_fd = open_transformer(archive_handle->src_fd, unpack_lzma_stream);
+ archive_handle->src_fd = open_transformer(archive_handle->src_fd, unpack_lzma_stream, "unlzma", "unlzma", "-cf", "-", NULL);
archive_handle->offset = 0;
while (get_header_tar(archive_handle) == EXIT_SUCCESS) /**/;
diff -urN busybox-1.7.0/archival/libunarchive/open_transformer.c busybox-1.7.0-targz_nommu/archival/libunarchive/open_transformer.c
--- busybox-1.7.0/archival/libunarchive/open_transformer.c 2007-08-24 11:49:45.000000000 +0100
+++ busybox-1.7.0-targz_nommu/archival/libunarchive/open_transformer.c 2007-09-05 12:28:55.000000000 +0100
@@ -7,27 +7,48 @@
#include "unarchive.h"
/* transformer(), more than meets the eye */
+/*
+ * On MMU machine, the transform_prog and ... are stripped
+ * by a macro in include/unarchive.h. On NOMMU, transformer is stripped.
+ */
int open_transformer(int src_fd,
- USE_DESKTOP(long long) int (*transformer)(int src_fd, int dst_fd))
+ USE_DESKTOP(long long) int (*transformer)(int src_fd, int dst_fd),
+ const char *transform_prog, ...)
{
int fd_pipe[2];
int pid;
xpipe(fd_pipe);
+#if BB_MMU
pid = fork();
- if (pid == -1) {
+#else
+ pid = vfork();
+#endif
+ if (pid == -1)
bb_perror_msg_and_die("fork failed");
- }
if (pid == 0) {
+#if !BB_MMU
+ va_list ap;
+#endif
/* child process */
close(fd_pipe[0]); /* We don't wan't to read from the parent */
// FIXME: error check?
+#if BB_MMU
transformer(src_fd, fd_pipe[1]);
- close(fd_pipe[1]); /* Send EOF */
- close(src_fd);
+ if (ENABLE_FEATURE_CLEAN_UP) {
+ close(fd_pipe[1]); /* Send EOF */
+ close(src_fd);
+ }
exit(0);
+#else
+ xmove_fd(src_fd, 0);
+ xmove_fd(fd_pipe[1], 1);
+ va_start(ap, transform_prog);
+ BB_EXECVP(transform_prog, ap);
+ bb_perror_and_die("exec failed");
+#endif
/* notreached */
}
diff -urN busybox-1.7.0/archival/rpm.c busybox-1.7.0-targz_nommu/archival/rpm.c
--- busybox-1.7.0/archival/rpm.c 2007-08-24 11:49:45.000000000 +0100
+++ busybox-1.7.0-targz_nommu/archival/rpm.c 2007-09-06 17:42:02.000000000 +0100
@@ -187,9 +187,15 @@
static void extract_cpio_gz(int fd)
{
- USE_DESKTOP(long long) int (*xformer)(int src_fd, int dst_fd);
archive_handle_t *archive_handle;
unsigned char magic[2];
+#if BB_MMU
+ USE_DESKTOP(long long) int (*xformer)(int src_fd, int dst_fd);
+ enum { xformer_prog = 0 };
+#else
+ enum { xformer = 0 };
+ const char *xformer_prog;
+#endif
/* Initialize */
archive_handle = init_handle();
@@ -202,11 +208,19 @@
archive_handle->offset = 0;
xread(archive_handle->src_fd, &magic, 2);
+#if BB_MMU
xformer = unpack_gz_stream;
+#else
+ xformer_prog = "gunzip";
+#endif
if ((magic[0] != 0x1f) || (magic[1] != 0x8b)) {
if (ENABLE_FEATURE_RPM_BZ2
&& (magic[0] == 0x42) && (magic[1] == 0x5a)) {
+#if BB_MMU
xformer = unpack_bz2_stream;
+#else
+ xformer_prog = "bunzip2";
+#endif
/* We can do better, need modifying unpack_bz2_stream to not require
* first 2 bytes. Not very hard to do... I mean, TODO :) */
xlseek(archive_handle->src_fd, -2, SEEK_CUR);
@@ -214,11 +228,17 @@
bb_error_msg_and_die("no gzip"
USE_FEATURE_RPM_BZ2("/bzip")
" magic");
- } else
+ } else {
check_header_gzip_or_die(archive_handle->src_fd);
+#if !BB_MMU
+ /* NOMMU version of open_transformer execs an external unzipper that should
+ * have the file position at the start of the file */
+ xlseek(archive_handle->src_fd, 0, SEEK_SET);
+#endif
+ }
xchdir("/"); /* Install RPM's to root */
- archive_handle->src_fd = open_transformer(archive_handle->src_fd, xformer);
+ archive_handle->src_fd = open_transformer(archive_handle->src_fd, xformer, xformer_prog, xformer_prog, "-cf", "-", NULL);
archive_handle->offset = 0;
while (get_header_cpio(archive_handle) == EXIT_SUCCESS)
continue;
diff -urN busybox-1.7.0/archival/tar.c busybox-1.7.0-targz_nommu/archival/tar.c
--- busybox-1.7.0/archival/tar.c 2007-08-24 11:49:45.000000000 +0100
+++ busybox-1.7.0-targz_nommu/archival/tar.c 2007-09-06 17:42:02.000000000 +0100
@@ -648,7 +648,7 @@
bb_error_msg_and_die("invalid magic");
}
- archive_handle->src_fd = open_transformer(archive_handle->src_fd, uncompress);
+ archive_handle->src_fd = open_transformer(archive_handle->src_fd, uncompress, "uncompress", "uncompress", "-cf", "-", NULL);
archive_handle->offset = 0;
while (get_header_tar(archive_handle) == EXIT_SUCCESS)
/* nothing */;
diff -urN busybox-1.7.0/include/unarchive.h busybox-1.7.0-targz_nommu/include/unarchive.h
--- busybox-1.7.0/include/unarchive.h 2007-08-24 11:49:55.000000000 +0100
+++ busybox-1.7.0-targz_nommu/include/unarchive.h 2007-09-06 17:42:02.000000000 +0100
@@ -115,7 +115,13 @@
extern USE_DESKTOP(long long) int unpack_gz_stream(int src_fd, int dst_fd);
extern USE_DESKTOP(long long) int unpack_lzma_stream(int src_fd, int dst_fd);
+#if BB_MMU
extern int open_transformer(int src_fd,
USE_DESKTOP(long long) int (*transformer)(int src_fd, int dst_fd));
+#define open_transformer(src_fd, transformer, transform_prog, ...) open_transformer(src_fd, transformer)
+#else
+extern int open_transformer(int src_fd, const char *transform_prog, ...);
+#define open_transformer(src_fd, transformer, transform_prog, ...) open_transformer(src_fd, transform_prog, __VA_ARGS__)
+#endif
#endif
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