1 AC_INIT([telescope], [0.2], [telescope@omarpolo.com], [telescope], [gemini://telescope.omarpolo.com])
2 AC_CONFIG_LIBOBJ_DIR(compat)
3 AM_INIT_AUTOMAKE([-Wall foreign subdir-objects])
4 AC_PROG_CC_C99
5 AC_USE_SYSTEM_EXTENSIONS
6 
7 PKG_PROG_PKG_CONFIG
8 
9 AC_REPLACE_FUNCS([
10 	asprintf \
11 	err \
12 	freezero \
13 	getdtablecount \
14 	getdtablesize \
15 	getprogname \
16 	memmem \
17 	recallocarray \
18 	strlcat \
19 	strlcpy \
20 	strsep \
21 	strtonum \
22 	setproctitle \
23 ])
24 
25 AC_MSG_CHECKING([for sys/queue.h with TAILQ_FOREACH_SAFE])
26 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
27 #include <sys/queue.h>
28 #include <stddef.h>
29 ], [
30 	TAILQ_HEAD(tailhead, entry) head;
31 	struct entry {
32 		TAILQ_ENTRY(entry) entries;
33 	} *np, *nt;
34 	TAILQ_INIT(&head);
35 	TAILQ_FOREACH_SAFE(np, &head, entries, nt) {
36 		/* nop */ ;
37 	}
38 	return 0;
39 ])], [
40 	AC_MSG_RESULT(yes)
41 	AC_DEFINE([HAVE_QUEUE_H], 1, [QUEUE_H])
42 ], AC_MSG_RESULT(no))
43 
44 AC_CHECK_DECL(PR_SET_NAME, AC_DEFINE([HAVE_PR_SET_NAME], 1, [pr_set_name]), [],
45 	[[#include <sys/prctl.h>]])
46 
47 AC_SEARCH_LIBS([initscr], [ncursesw ncurses], [], [
48 	AC_MSG_ERROR([requires either ncursesw or ncurses library])
49 ])
50 
51 AC_CHECK_LIB(tls, tls_init, [], [
52 	AC_MSG_ERROR([requires libtls])
53 ])
54 
55 AC_CHECK_LIB(event, event_init, [], [
56 	AC_MSG_ERROR([requires libevent])
57 ])
58 
59 AC_CHECK_LIB(util, imsg_init, [], [
60 	AC_LIBOBJ(imsg)
61 	AC_LIBOBJ(imsg-buffer)
62 	AC_LIBOBJ(ohash)
63 ])
64 
65 AC_CHECK_FUNCS([asr_run])
66 
67 # check compiler flags
68 AC_DEFUN([CC_ADD_CHECK_FLAGS], [
69 	AC_MSG_CHECKING([if $CC supports $1 flag])
70 	old_CFLAGS="$CFLAGS"
71 	CFLAGS="$CFLAGS $1"
72 	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
73 		AC_MSG_RESULT(yes),
74 		AC_MSG_RESULT(no)
75 		CFLAGS="$old_CFLAGS")
76 ])
77 CC_ADD_CHECK_FLAGS([-Wall])
78 CC_ADD_CHECK_FLAGS([-Wextra])
79 CC_ADD_CHECK_FLAGS([-Wmissing-prototypes])
80 CC_ADD_CHECK_FLAGS([-Wstrict-prototypes])
81 CC_ADD_CHECK_FLAGS([-Wwrite-strings])
82 CC_ADD_CHECK_FLAGS([-Wno-unused-parameter])
83 
84 AC_CONFIG_HEADERS([config.h])
85 AC_CONFIG_FILES([
86 	Makefile
87 ])
88 
89 AC_OUTPUT