libgo: minor Makefile improvements

    
    Suggested by Ralph Corderoy.
    
    Reviewed-on: https://go-review.googlesource.com/32414

From-SVN: r241741

gcc/go/gofrontend/MERGE

-919ef699fe56a9b40c2bd0df07ac1378ce4a7fab
+9ee8ad540d6f2f77af1821bfd977dc1820e1be8f
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.

libgo/Makefile.am

@@ -575,8 +575,8 @@ s-runtime_sysinfo: $(srcdir)/mkrsysinfo.sh gen-sysinfo.go
 runtime.inc: s-runtime-inc; @true
 s-runtime-inc: runtime.lo Makefile
 	rm -f runtime.inc.tmp2
-	grep -v "#define _" runtime.inc.tmp | grep -v "#define c0 " | grep -v "#define c1 " > runtime.inc.tmp2
-	for pattern in '_G[a-z]' '_P[a-z]' _Max _Lock _Sig _Trace _MHeap _Num; do \
+	grep -v "#define _" runtime.inc.tmp | grep -v "#define c[01] " > runtime.inc.tmp2
+	for pattern in '_[GP][a-z]' _Max _Lock _Sig _Trace _MHeap _Num; do \
 	  grep "#define $$pattern" runtime.inc.tmp >> runtime.inc.tmp2; \
 	done
 	$(SHELL) $(srcdir)/mvifdiff.sh runtime.inc.tmp2 runtime.inc
@@ -591,7 +591,7 @@ s-zstdpkglist: Makefile
 	echo 'package main' > zstdpkglist.go.tmp
 	echo "" >> zstdpkglist.go.tmp
 	echo 'var stdpkg = map[string]bool{' >> zstdpkglist.go.tmp
-	echo $(libgo_go_objs) 'unsafe.lo' 'runtime/cgo.lo' | sed 's/\.lo /\": true,\n/g' | sed 's/\.lo/\": true,/' | grep -v _c | sed 's/^/\t\"/' | sort | uniq >> zstdpkglist.go.tmp
+	echo $(libgo_go_objs) 'unsafe.lo' 'runtime/cgo.lo' | sed 's/\.lo /\": true,\n/g' | grep -v _c | sed 's/\.lo/\": true,/' | sed 's/^/\t\"/' | sort -u >> zstdpkglist.go.tmp
 	echo '}' >> zstdpkglist.go.tmp
 	$(SHELL) $(srcdir)/mvifdiff.sh zstdpkglist.go.tmp zstdpkglist.go
 	$(STAMP) $@

libgo/Makefile.in

@@ -3247,8 +3247,8 @@ s-runtime_sysinfo: $(srcdir)/mkrsysinfo.sh gen-sysinfo.go
 runtime.inc: s-runtime-inc; @true
 s-runtime-inc: runtime.lo Makefile
 	rm -f runtime.inc.tmp2
-	grep -v "#define _" runtime.inc.tmp | grep -v "#define c0 " | grep -v "#define c1 " > runtime.inc.tmp2
-	for pattern in '_G[a-z]' '_P[a-z]' _Max _Lock _Sig _Trace _MHeap _Num; do \
+	grep -v "#define _" runtime.inc.tmp | grep -v "#define c[01] " > runtime.inc.tmp2
+	for pattern in '_[GP][a-z]' _Max _Lock _Sig _Trace _MHeap _Num; do \
 	  grep "#define $$pattern" runtime.inc.tmp >> runtime.inc.tmp2; \
 	done
 	$(SHELL) $(srcdir)/mvifdiff.sh runtime.inc.tmp2 runtime.inc
@@ -3261,7 +3261,7 @@ s-zstdpkglist: Makefile
 	echo 'package main' > zstdpkglist.go.tmp
 	echo "" >> zstdpkglist.go.tmp
 	echo 'var stdpkg = map[string]bool{' >> zstdpkglist.go.tmp
-	echo $(libgo_go_objs) 'unsafe.lo' 'runtime/cgo.lo' | sed 's/\.lo /\": true,\n/g' | sed 's/\.lo/\": true,/' | grep -v _c | sed 's/^/\t\"/' | sort | uniq >> zstdpkglist.go.tmp
+	echo $(libgo_go_objs) 'unsafe.lo' 'runtime/cgo.lo' | sed 's/\.lo /\": true,\n/g' | grep -v _c | sed 's/\.lo/\": true,/' | sed 's/^/\t\"/' | sort -u >> zstdpkglist.go.tmp
 	echo '}' >> zstdpkglist.go.tmp
 	$(SHELL) $(srcdir)/mvifdiff.sh zstdpkglist.go.tmp zstdpkglist.go
 	$(STAMP) $@