build: enable building of development package

- always create .so and .a with the apk libary code
- create .pc file
- install headers and above mentioned files

Maintainers edit: merged commits, cleaned up sed script logic,
and few other minor fixes.

1 files changed, 26 insertions, 6 deletions

diff --git a/Make.rules b/Make.rules
index 09b7831..b07cf98 100644
--- a/Make.rules
+++ b/Make.rules
@@ -69,7 +69,9 @@ CROSS_COMPILE	?=
 CC		:= $(CROSS_COMPILE)gcc
 AR		:= $(CROSS_COMPILE)ar
 LD		:= $(CROSS_COMPILE)ld
+LN		:= ln -sf
 SCDOC		:= scdoc
+SED		:= sed
 INSTALL		:= install
 INSTALLDIR	:= $(INSTALL) -d
 
@@ -80,7 +82,7 @@ CFLAGS_ALL	+= $(CFLAGS)
 LDFLAGS		?= -g
 LDFLAGS_ALL	+= $(LDFLAGS)
 
-export CC AR LD SCDOC INSTALL INSTALLDIR CFLAGS_ALL LDFLAGS_ALL
+export CC AR LD LN SCDOC SED INSTALL INSTALLDIR CFLAGS_ALL LDFLAGS_ALL
 
 build		:=
 
@@ -94,8 +96,8 @@ endif
 ifneq ($(origin targets),file)
 targets		:=
 endif
-ifneq ($(origin docs),file)
-docs		:=
+ifneq ($(origin nontargets),file)
+nontargets	:=
 endif
 
 src		:=
@@ -274,11 +276,29 @@ quiet_cmd_scdoc = SCDOC   $@
       cmd_scdoc = $(SCDOC) < $< > $@
 
 __scdocs	:= $(addprefix $(obj)/,$(sort $(scdocs-y)))
+nontargets	+= $(__scdocs)
 docs		+= $(__scdocs)
 
 $(__scdocs): $(obj)/%: $(src)/%.scd FORCE
 	$(call if_changed,scdoc)
 
+####
+# Template (.in) files
+
+quiet_cmd_sed = SED     $@
+      cmd_sed = $(SED) \
+		-e "s|@EXEC_DIR@|$(SBINDIR)|" \
+		-e "s|@LIB_DIR@|$(LIBDIR)|" \
+		-e "s|@INCLUDE_DIR@|$(INCLUDEDIR)|" \
+		-e "s|@VERSION@|$(VERSION)|" \
+		$< > $@
+
+$(obj)/%: $(src)/%.in FORCE
+	$(call if_changed,sed)
+
+
+nontargets	+= $(addprefix $(obj)/,$(sort $(generate-y)))
+
 ###
 # why - tell why a a target got build
 ifeq ($(VERBOSE),2)
@@ -288,9 +308,9 @@ why =                                                                        \
             $(if $(strip $(any-prereq)),- due to: $(any-prereq),             \
                 $(if $(arg-check),                                           \
                     $(if $(cmd_$@),- due to command line change: $(arg-check),             \
-                        $(if $(filter $@, $(targets) $(docs)),               \
+                        $(if $(filter $@, $(targets) $(nontargets)),         \
                             - due to missing .cmd file,                      \
-                            - due to $(notdir $@) not in $$(targets) or $$(docs) \
+                            - due to $(notdir $@) not in $$(targets) or $$(nontargets) \
                          )                                                   \
                      )                                                       \
                  )                                                           \
@@ -351,7 +371,7 @@ FORCE:
 
 targets := $(wildcard $(sort $(targets)))
 docs := $(wildcard $(sort $(docs)))
-cmd_files := $(wildcard $(foreach f,$(targets) $(docs),$(dir $(f)).$(notdir $(f)).cmd))
+cmd_files := $(wildcard $(foreach f,$(targets) $(nontargets),$(dir $(f)).$(notdir $(f)).cmd))
 
 ifneq ($(cmd_files),)
   include $(cmd_files)