bzip2: improve symlink creation

This recipe inherits relative_symlinks as otherwise ${bindir}/bunzip2 is
an absolute link to ${bindir}/bzip2.  However, we drop the Makfile.am
into the tree so instead of working around the problem, we can just fix
the Makefile rules directly.

(From OE-Core rev: d1c6240938e3b884690433c05dd65d5ae840abdb)

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-extended/bzip2/bzip2/Makefile.am

@@ -60,12 +60,12 @@ install-ptest:
 	ln -s $(bindir)/bzip2		$(DESTDIR)/bzip2
 
 install-exec-hook:
-	ln -s $(bindir)/bzip2$(EXEEXT) $(DESTDIR)$(bindir)/bunzip2$(EXEEXT)
-	ln -s $(bindir)/bzip2$(EXEEXT) $(DESTDIR)$(bindir)/bzcat$(EXEEXT)
-	ln -s $(bindir)/bzgrep$(EXEEXT) $(DESTDIR)$(bindir)/bzegrep$(EXEEXT)
-	ln -s $(bindir)/bzgrep$(EXEEXT) $(DESTDIR)$(bindir)/bzfgrep$(EXEEXT)
-	ln -s $(bindir)/bzmore$(EXEEXT) $(DESTDIR)$(bindir)/bzless$(EXEEXT)
-	ln -s $(bindir)/bzdiff$(EXEEXT) $(DESTDIR)$(bindir)/bzcmp$(EXEEXT)
+	ln -s bzip2$(EXEEXT) $(DESTDIR)$(bindir)/bunzip2$(EXEEXT)
+	ln -s bzip2$(EXEEXT) $(DESTDIR)$(bindir)/bzcat$(EXEEXT)
+	ln -s bzgrep$(EXEEXT) $(DESTDIR)$(bindir)/bzegrep$(EXEEXT)
+	ln -s bzgrep$(EXEEXT) $(DESTDIR)$(bindir)/bzfgrep$(EXEEXT)
+	ln -s bzmore$(EXEEXT) $(DESTDIR)$(bindir)/bzless$(EXEEXT)
+	ln -s bzdiff$(EXEEXT) $(DESTDIR)$(bindir)/bzcmp$(EXEEXT)
 
 install-data-hook:
 	echo ".so man1/bzgrep.1" > $(DESTDIR)$(mandir)/man1/bzegrep.1

meta/recipes-extended/bzip2/bzip2_1.0.8.bb

@@ -38,7 +38,7 @@ PACKAGES =+ "libbz2"
 
 CFLAGS += "-fPIC -fpic -Winline -fno-strength-reduce -D_FILE_OFFSET_BITS=64"
 
-inherit autotools update-alternatives ptest relative_symlinks
+inherit autotools update-alternatives ptest
 
 ALTERNATIVE_PRIORITY = "100"
 ALTERNATIVE:${PN} = "bunzip2 bzcat bzip2"