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Bug#553047: libc6: (cross) libc-2.10.1.so/powerpc: ELF file data



Hello,

I could build cross gcc 4.4.5-4 with attached patch
(only tested for GCC_TARGET=powerpcspe, though).

Shouldn't we stop tweaking LD_LIBRARY_PATH to cross-build gcc?


* rationale

In my understanding, the error message:

> error while loading shared libraries:
/usr/powerpc-linux-gnu/lib/libc.so.6: ELF file data encoding not
little-endian

means:
 "failed to load the Perl interpreter
with $LD_LIBRARY_PATH/libc.so instead of /lib/libc.so".


Fortunately, recent versions of dpkg-shlibdeps seems to be
wise enough to detect GCC_TARGET and DEB_TARGET_GNU_TYPE
and we no longer have to tell dh_shlibdeps where to search
libraries using a special environment variable.


 * http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=453267
 *
http://git.debian.org/?p=dpkg/dpkg.git;a=commitdiff;h=626dda6f55bb7fb025be6a7c276651df884ac8a1


regards,
-- 
MINAMI Hirokazu <minami@pylone.jp>


diff -urN gcc-4.4.debian.orig/rules.defs gcc-4.4-4.4.5/debian//rules.defs
--- gcc-4.4.debian.orig/rules.defs	2010-10-20 17:14:31.000000000 +0900
+++ gcc-4.4-4.4.5/debian//rules.defs	2010-10-20 17:18:04.000000000 +0900
@@ -154,7 +154,7 @@
   TARGET_ALIAS := $(DEB_TARGET_ALIAS)
 
   lib_binaries := indep_binaries
-  cross_shlibdeps = $(SET_CROSS_LIB_PATH) ARCH=$(DEB_TARGET_ARCH) MAKEFLAGS="CC=something"
+  cross_shlibdeps = ARCH=$(DEB_TARGET_ARCH) MAKEFLAGS="CC=something"
 else
   TARGET_ALIAS := $(DEB_TARGET_GNU_TYPE)
 
diff -urN gcc-4.4.debian.orig/rules2 gcc-4.4-4.4.5/debian//rules2
--- gcc-4.4.debian.orig/rules2	2010-10-20 17:14:31.000000000 +0900
+++ gcc-4.4-4.4.5/debian//rules2	2010-10-20 17:18:19.000000000 +0900
@@ -433,7 +433,6 @@
 	--with-headers=/$(PF)/$(DEB_TARGET_GNU_TYPE)/include \
 	--with-libs=/$(PF)/$(DEB_TARGET_GNU_TYPE)/lib
   endif
-  SET_CROSS_LIB_PATH = LD_LIBRARY_PATH=$${LD_LIBRARY_PATH:+$$LD_LIBRARY_PATH:}/$(PF)/$(DEB_TARGET_GNU_TYPE)/lib
 endif
 
 ifeq ($(with_bootstrap),)


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