include/mk/lib.mk

   1 #
   2 #    library include Makefile.
   3 #
   4 #    Copyright (C) 2009, Cisco Systems Inc.
   5 #
   6 #    This program is free software; you can redistribute it and/or modify
   7 #    it under the terms of the GNU General Public License as published by
   8 #    the Free Software Foundation; either version 2 of the License, or
   9 #    (at your option) any later version.
  10 #
  11 #    This program is distributed in the hope that it will be useful,
  12 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 #    GNU General Public License for more details.
  15 #
  16 #    You should have received a copy of the GNU General Public License along
  17 #    with this program; if not, write to the Free Software Foundation, Inc.,
  18 #    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 #
  20 # Garrett Cooper, July 2009
  21 #
  22
  23 # Makefile to include for libraries.
  24
  25 include $(top_srcdir)/include/mk/env_pre.mk
  26
  27 INSTALL_DIR     := $(libdir)
  28
  29 # An extension of generic_leaf_target, strictly for libraries.
  30 .PHONY: install_headers
  31
  32 ifndef LIB
  33 $(error You must define LIB when including this Makefile)
  34 endif
  35
  36 install_headers: $(addprefix $(DESTDIR)/$(includedir)/,$(notdir $(HEADER_FILES)))
  37
  38 INSTALL_MODE    ?= 00664
  39
  40 MAKE_TARGETS    := $(LIB)
  41
  42 LIBSRCS         ?= $(wildcard $(abs_srcdir)/*.c)
  43 LIBSRCS         := $(subst $(abs_srcdir)/,,$(wildcard $(abspath $(LIBSRCS))))
  44
  45 LIBOBJS         := $(LIBSRCS:.c=.o)
  46
  47 $(LIB): $(notdir $(LIBOBJS))
  48         if [ -z "$(strip $^)" ] ; then \
  49                 echo "Cowardly refusing to create empty archive"; \
  50                 exit 1; \
  51         fi
  52         $(if $(AR),$(AR),ar) -rc "$@" $^
  53         $(if $(RANLIB),$(RANLIB),ranlib) "$@"
  54
  55 include $(top_srcdir)/include/mk/generic_leaf_target.mk