Swap sed and make.

This allows to use makefile rather than kaem script for building sed.
Makefiles for musl and mes are unified into one makefile with some
conditional code.

sysa/sed-4.0.9/mk/main.mk

@@ -12,11 +12,19 @@ CPPFLAGS = -DENABLE_NLS=0 \
          -DSED_FEATURE_VERSION=\"4.0\" \
          -DVERSION=\"4.0.9\" \
          -DPACKAGE=\"sed\"
-CFLAGS = -I . -I lib
+CFLAGS = -I . -I lib -static
+LDFLAGS = -L. -lsed
 
 .PHONY: all
 
-LIB_SRC = alloca getopt1 getopt utils regex obstack strverscmp mkstemp
+ifeq ($(LIBC),mes)
+    LIB_SRC = getline
+else
+    LIB_SRC = alloca
+endif
+
+LIB_SRC += getopt1 getopt utils regex obstack strverscmp mkstemp
+
 LIB_OBJ = $(addprefix lib/, $(addsuffix .o, $(LIB_SRC)))
 
 SED_SRC = compile execute regexp fmt sed
@@ -24,11 +32,16 @@ SED_OBJ = $(addprefix sed/, $(addsuffix .o, $(SED_SRC)))
 
 all: sed/sed
 
+lib/regex.h: lib/regex_.h
+	cp $< $@
+
+lib/regex.o: lib/regex.h
+
 libsed.a: $(LIB_OBJ)
 	$(AR) cr $@ $^
 
-sed/sed: $(SED_OBJ) libsed.a
-	$(CC) -o $@ $^
+sed/sed: libsed.a $(SED_OBJ)
+	$(CC) $^ $(LDFLAGS) -o $@
 
 install:
 	install -D sed/sed $(DESTDIR)$(PREFIX)/bin/sed