1 AC_INIT([template], 1.0, [op@openbsd.org])
2 AC_CONFIG_LIBOBJ_DIR(../compat)
3 AM_INIT_AUTOMAKE([foreign subdir-objects])
4 
5 AC_ARG_VAR(HOSTCC, [The C compiler on the host.])
6 AC_ARG_VAR(HOSTCFLAGS, [CFLAGS for the host compiler])
7 
8 AC_USE_SYSTEM_EXTENSIONS
9 
10 # When CFLAGS isn't set at this stage and gcc is detected by the macro below,
11 # autoconf will automatically use CFLAGS="-O2 -g". Prevent that by using an
12 # empty default.
13 : ${CFLAGS=""}
14 
15 # Save user CPPFLAGS, CFLAGS and LDFLAGS. We need to change them because
16 # AC_CHECK_HEADER doesn't give us any other way to update the include
17 # paths. But for Makefile.am we want to use AM_CPPFLAGS and friends.
18 SAVED_CFLAGS="$CFLAGS"
19 
20 test -n "$HOSTCC"	&& export CC="$HOSTCC"
21 test -n "$HOSTCFLAGS"	&& export CFLAGS="$SAVED_CFLAGS $HOSTCFLAGS"
22 
23 YACC_OVERRIDE=yes
24 
25 AC_PROG_CC
26 
27 if test -z "$YACC"; then
28 	YACC_OVERRIDE="no"
29 	AC_PROG_YACC
30 fi
31 PKG_PROG_PKG_CONFIG
32 
33 PKG_CHECK_MODULES(LIBBSD, libbsd-overlay, [
34 	AM_CFLAGS="$LIBBSD_CFLAGS $AM_CFLAGS"
35 	CFLAGS="$AM_CFLAGS $SAVED_CFLAGS"
36 	LIBS="$LIBBSD_LIBS $LIBS"
37 	AC_DEFINE(HAVE_LIBBSD)
38 ], [AC_MSG_NOTICE([libbsd not found])])
39 
40 
41 AM_CPPFLAGS="$CFLAGS"
42 
43 AC_REPLACE_FUNCS([ \
44 	asprintf \
45 	err \
46 	getprogname \
47 	reallocarray \
48 ])
49 
50 AC_CHECK_DECL([TAILQ_REMOVE], [],
51     [AC_MSG_ERROR("*** sys/queue.h is missing key defines ***")],
52     [#include <sys/queue.h>])
53 
54 AC_SUBST(AM_CPPFLAGS)
55 CPPFLAGS="$SAVED_CPPFLAGS"
56 AC_SUBST(AM_CFLAGS)
57 CFLAGS="$SAVED_CFLAGS"
58 AC_SUBST(AM_LDFLAGS)
59 LDFLAGS="$SAVED_LDFLAGS"
60 
61 AC_CONFIG_FILES([Makefile
62 		 Makefile.common:Makefile.common.in
63 		])
64 AC_OUTPUT