Transpose directories

[subdirmk.git] / usual.mk.in

diff --git a/usual.mk.in b/usual.mk.in
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+++ b/usual.mk.in
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+# subdirmk - usual variable settings
+#  Copyright 2019 Mark Wooding
+#  Copyright 2019 Ian Jackson
+# SPDX-License-Identifier: LGPL-2.0-or-later
+
+# Usage:
+#   include subdirmk/usual.mk
+# (probably in toplevel Subdir.sd.mk)
+#
+# Provides various conventional `make' variables, and a
+# rule for compiling C programs.
+
+VPATH          = $(top_srcdir)
+
+prefix         = @prefix@
+exec_prefix    = @exec_prefix@
+bindir         = @bindir@
+
+CC             ?= @CC@
+CFLAGS         ?= @CFLAGS@
+DEFS           ?= @DEFS@
+INCLUDES       ?= @INCLUDES@
+LD             ?= @CC@
+LDFLAGS                ?= @LDFLAGS@
+LIBS           ?= @LIBS@
+
+LINK           ?= $(CC) -o$@ $(CFLAGS) $(LDFLAGS)
+AR             ?= ar
+COMPILE                ?= $(CC) -c -o$@ $(CDEPS_CFLAGS) $(DEFS) $(INCLUDES) $(CFLAGS)
+
+%.o: %.c
+       $(COMPILE) $<