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File lzma-payload.diff of Package rpm

Index: build/pack.c
===================================================================
--- build/pack.c.orig
+++ build/pack.c
@@ -479,6 +479,11 @@ int writeRPM(Header *hdrp, unsigned char
 	    /* Add prereq on rpm version that understands bzip2 payloads */
 	    (void) rpmlibNeedsFeature(h, "PayloadIsBzip2", "3.0.5-1");
 	}
+	if (s[1] == 'l' && s[2] == 'z') {
+	    (void) headerAddEntry(h, RPMTAG_PAYLOADCOMPRESSOR, RPM_STRING_TYPE,
+		"lzma", 1);
+	    (void) rpmlibNeedsFeature(h, "PayloadIsLzma", "4.4.2-1");
+	}
 	strcpy(buf, rpmio_flags);
 	buf[s - rpmio_flags] = '\0';
 	(void) headerAddEntry(h, RPMTAG_PAYLOADFLAGS, RPM_STRING_TYPE, buf+1, 1);
Index: lib/psm.c
===================================================================
--- lib/psm.c.orig
+++ lib/psm.c
@@ -2097,6 +2097,8 @@ psm->te->h = headerFree(psm->te->h);
 	    t = stpcpy(t, ".gzdio");
 	if (!strcmp(payload_compressor, "bzip2"))
 	    t = stpcpy(t, ".bzdio");
+	if (!strcmp(payload_compressor, "lzma"))
+     		t = stpcpy(t, ".lzdio");
 	rc = RPMRC_OK;
     }	break;
 
Index: lib/rpmlibprov.c
===================================================================
--- lib/rpmlibprov.c.orig
+++ lib/rpmlibprov.c
@@ -59,6 +59,9 @@ static struct rpmlibProvides_s rpmlibPro
 	(                RPMSENSE_EQUAL),
     N_("internal support for lua scripts.") },
 #endif
+    { "rpmlib(PayloadIsLzma)",         "4.4.2-1",
+	(RPMSENSE_RPMLIB|RPMSENSE_EQUAL),
+     N_("package payload can be compressed using lzma.") },
     { NULL,				NULL, 0,	NULL }
 };
 
Index: macros.in
===================================================================
--- macros.in.orig
+++ macros.in
@@ -326,6 +326,7 @@ package or when debugging this package.\
 #	Compression type and level for source/binary package payloads.
 #		"w9.gzdio"	gzip level 9 (default).
 #		"w9.bzdio"	bzip2 level 9.
+#		"w5.lzdio"	lzma level 5. (best compromise)
 #
 #%_source_payload	w9.gzdio
 %_binary_payload	w2.lzdio
Index: rpm2cpio.c
===================================================================
--- rpm2cpio.c.orig
+++ rpm2cpio.c
@@ -76,6 +76,8 @@ int main(int argc, char **argv)
 	    t = stpcpy(t, ".gzdio");
 	if (!strcmp(payload_compressor, "bzip2"))
 	    t = stpcpy(t, ".bzdio");
+	if (!strcmp(payload_compressor, "lzma"))
+	    t = stpcpy(t, ".lzdio");
     }
 
     gzdi = Fdopen(fdi, rpmio_flags);	/* XXX gzdi == fdi */
Index: rpmio/rpmio.h
===================================================================
--- rpmio/rpmio.h.orig
+++ rpmio/rpmio.h
@@ -669,6 +669,10 @@ int ufdGetFile( /*@killref@*/ FD_t sfd,
 
 /**
  */
+/*@observer@*/ /*@unchecked@*/ extern FDIO_t lzdio;
+
+/**
+ */
 /*@observer@*/ /*@unchecked@*/ extern FDIO_t fadio;
 /*@=exportlocal@*/
 /*@}*/
Index: scripts/rpm2cpio.sh
===================================================================
--- scripts/rpm2cpio.sh.orig
+++ scripts/rpm2cpio.sh
@@ -23,4 +23,14 @@ dl=`expr 256 \* \( 256 \* \( 256 \* $6 +
 hdrsize=`expr 8 + 16 \* $il + $dl`
 o=`expr $o + $hdrsize`
 
-dd if=$pkg ibs=$o skip=1 2>/dev/null | gunzip
+comp=`dd if="$pkg" ibs=$o skip=1 count=1 2>/dev/null \
+      | dd bs=3 count=1 2>/dev/null`
+
+gz="`echo . | awk '{ printf("%c%c", 0x1f, 0x8b); }'`"
+case "$comp" in
+    BZh)      dd if="$pkg" ibs=$o skip=1 2>/dev/null | bunzip2 ;;
+    "$gz"*)   dd if="$pkg" ibs=$o skip=1 2>/dev/null | gunzip ;;
+    # no magic in old lzma format, if unknown we assume that's lzma for now
+    *)        dd if="$pkg" ibs=$o skip=1 2>/dev/null | unlzma ;;
+    #*)        echo "Unrecognized rpm file: $pkg"; return 1 ;;
+esac
Index: rpmio/Makefile.am
===================================================================
--- rpmio/Makefile.am.orig
+++ rpmio/Makefile.am
@@ -41,7 +41,7 @@ librpmio_la_LDFLAGS = -release 4.4 $(LDF
 	@WITH_MAGIC_LIB@ \
 	@WITH_ZLIB_LIB@ \
 	-lpthread
-librpmio_la_LIBADD = $(BEECRYPTLOBJS)
+librpmio_la_LIBADD = $(BEECRYPTLOBJS) -llzma
 librpmio_la_DEPENDENCIES = .created
 
 .created:

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File lzma-payload.diff of Package rpm

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