debug/ltrace: Fix HOST_OS and ar

HOST_OS really is the target OS. Allow setting it for configure
via an environment variable.
libltrace.a should have an index:
Allow ar to be set as an environment variable, and generate
an index in this lib.

Reported-by: "Guylhem Aznar" <crossgcc@guylhem.net>
Signed-off-by: "Titus von Boxberg" <titus@v9g.de>

patches/ltrace/0.5.3/180-libltrace-genindex.patch

@@ -0,0 +1,12 @@
+diff -ru ltrace-0.5.3.org/Makefile.in ltrace-0.5.3/Makefile.in
+--- ltrace-0.5.3.org/Makefile.in	2011-08-21 18:55:15.000000000 +0200
++++ ltrace-0.5.3/Makefile.in	2011-08-21 18:40:53.000000000 +0200
+@@ -39,7 +40,7 @@
+ 		$(CC) $(LDFLAGS) $^ $(LIBS) -o $@
+ 
+ libltrace.a: 	sysdeps/sysdep.o $(OBJ)
+-		$(AR) rcv $@ $^
++		$(AR) rscv $@ $^
+ 
+ $(OBJ):		sysdeps/sysdep.o
+ 

patches/ltrace/0.5.3/190-ar-configurable.patch

@@ -0,0 +1,24 @@
+diff -ru ltrace-0.5.3.org/Makefile.in ltrace-0.5.3/Makefile.in
+--- ltrace-0.5.3.org/Makefile.in	2011-08-21 18:55:15.000000000 +0200
++++ ltrace-0.5.3/Makefile.in	2011-08-21 18:40:53.000000000 +0200
+@@ -15,6 +15,7 @@
+ mandir		= @mandir@
+ docdir		= $(prefix)/share/doc/ltrace
+ 
++AR		=	@AR@
+ CC		=	@CC@
+ CFLAGS		=	-Wall @CFLAGS@
+ CPPFLAGS	=	-iquote $(TOPDIR) -iquote $(TOPDIR)/sysdeps/$(OS) -DSYSCONFDIR=\"$(sysconfdir)\" @CPPFLAGS@
+
+diff -ru ltrace-0.5.3.org/configure ltrace-0.5.3/configure
+--- ltrace-0.5.3.org/configure	2011-08-21 18:55:15.000000000 +0200
++++ ltrace-0.5.3/configure	2011-08-21 18:54:46.000000000 +0200
+@@ -113,7 +117,7 @@
+ #
+ # Makefile.in -> Makefile
+ #
+-x_subst_vars='PACKAGE_VERSION HOST HOST_OS INSTALL CC CPPFLAGS CFLAGS LDFLAGS LIBS iquote iquoteend prefix sysconfdir mandir docdir'
++x_subst_vars='PACKAGE_VERSION HOST HOST_OS INSTALL AR CC CPPFLAGS CFLAGS LDFLAGS LIBS iquote iquoteend prefix sysconfdir mandir docdir'
+ 
+ for i in $x_subst_vars
+ do

patches/ltrace/0.5.3/200-configure-hostos.patch

@@ -0,0 +1,18 @@
+diff -ru ltrace-0.5.3.org/configure ltrace-0.5.3/configure
+--- ltrace-0.5.3.org/configure	2011-08-21 18:55:15.000000000 +0200
++++ ltrace-0.5.3/configure	2011-08-21 18:54:46.000000000 +0200
+@@ -15,8 +15,12 @@
+ echo $PACKAGE_VERSION
+ 
+ echo -n "checking HOST_OS... "
+-HOST_OS=$( uname -s )
+-if [ "$HOST_OS" = "Linux" ]
++if [ -z "$HOST_OS" ] ; then
++  HOST_OS=$( uname -s )
++else
++  echo -n "using preset: "
++fi
++if [ "$HOST_OS" = "Linux" -o "$HOST_OS" = "linux" ]
+ then
+   HOST_OS="linux-gnu"
+ fi

scripts/build/debug/400-ltrace.sh

@@ -38,7 +38,9 @@ do_debug_ltrace_build() {
         esac
         CT_DoExecLog CFG                \
         CC="${CT_TARGET}-${CT_CC}"      \
+        AR="${CT_TARGET}-ar"            \
         HOST="${ltrace_host}"           \
+        HOST_OS="${CT_TARGET_KERNEL}"   \
         CFLAGS="${CT_TARGET_CFLAGS}"    \
         ./configure --prefix=/usr
     else