1 AC_INIT([kamid], [0.1], [kamid@omarpolo.com], [kamid], [gemini://kamid.omarpolo.com])
2 AC_CONFIG_LIBOBJ_DIR(compat)
4 AM_INIT_AUTOMAKE([-Wall foreign subdir-objects])
6 AC_USE_SYSTEM_EXTENSIONS
11 # Some functions can be in libbsd. Thanks to lldpb for the inspiration :)
13 AS_HELP_STRING([--with-libbsd], [Use libbsd @<:@default=auto@:>@]),
16 if test x"$with_libbsd" != x"no"; then
17 PKG_CHECK_MODULES([libbsd], [libbsd-overlay libbsd-ctor], [
18 _save_AM_CFLAGS="$AM_CFLAGS"
20 AM_CFLAGS="$AM_CFLAGS $libbsd_CFLAGS"
21 LIBS="$LIBS $libbsd_LIBS"
22 AC_MSG_CHECKING([if libbsd can be linked correctly])
23 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
24 @%:@include <sys/time.h>
25 @%:@include <sys/types.h>
28 AM_CFLAGS="$AM_CFLAGS $libbsd_CFLAGS"
29 AM_LDFLAGS="$AM_LDFLAGS $libbsd_LIBS"
33 AM_CFLAGS="$_save_AM_CFLAGS"
35 if test x"$with_libbsd" = x"yes"; then
36 AC_MSG_FAILURE([*** no libbsd support found])
41 if test x"$with_libbsd" = x"yes"; then
42 AC_MSG_FAILURE([*** no libbsd support found])
48 AC_SEARCH_LIBS([arc4random], [],
49 [AC_DEFINE([HAVE_ARC4RANDOM], 1, [arc4random])],
50 [AC_DEFINE([HAVE_ARC4RANDOM], 0, [arc4random])])
69 AC_MSG_CHECKING([for sys/queue.h with TAILQ_FOREACH_SAFE and STAILQ_ENTRY])
70 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
71 #include <sys/queue.h>
74 TAILQ_HEAD(tailhead, entry) head;
76 TAILQ_ENTRY(entry) entries;
79 TAILQ_FOREACH_SAFE(np, &head, entries, nt) {
83 STAILQ_HEAD(listhead, qentry) qhead = STAILQ_HEAD_INITIALIZER(qhead);
85 STAILQ_ENTRY(qentry) entries;
91 AC_DEFINE([HAVE_QUEUE_H], 1, [QUEUE_H])
94 AC_CHECK_HEADERS([sys/tree.h])
96 AC_CHECK_DECL(PR_SET_NAME, AC_DEFINE([HAVE_PR_SET_NAME], 1, [pr_set_name]), [],
97 [[#include <sys/prctl.h>]])
99 AC_CHECK_LIB([crypto], [RAND_add], [], [
100 AC_MSG_ERROR([requires openssl])
103 AC_CHECK_LIB(tls, tls_init, [], [
104 AC_MSG_ERROR([requires libtls])
107 # small hack to avoid linking *everything* to readline.
109 AC_CHECK_LIB(readline, readline, [], [
110 AC_MSG_ERROR([requires readline])
112 KAMIFTP_LIBS="${LIBS}"
114 AC_SUBST([KAMIFTP_LIBS])
117 [*openbsd*], [AC_CHECK_LIB([event], [event_init], [],
118 [AC_MSG_ERROR([requires libevent])])],
119 [PKG_CHECK_MODULES([libevent2], [libevent_core >= 2],
121 AC_DEFINE([HAVE_EVENT2], 1, [1 if using event2])
122 AM_CFLAGS="$libevent2_CFLAGS $AM_CFLAGS"
123 LIBS="$libevent2_LIBS $LIBS"
124 ], [AC_MSG_ERROR([requires libevent])])])
126 AC_CHECK_LIB(util, imsg_init, [], [
128 AC_LIBOBJ(imsg-buffer)
132 # check compiler flags
133 AC_DEFUN([CC_ADD_CHECK_FLAGS], [
134 AC_MSG_CHECKING([if $CC supports $1 flag])
135 old_AM_CFLAGS="$AM_CFLAGS"
136 AM_CFLAGS="$AM_CFLAGS $1"
137 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])], [
141 AM_CFLAGS="$old_AM_CFLAGS"
144 CC_ADD_CHECK_FLAGS([-Wall])
145 CC_ADD_CHECK_FLAGS([-Wextra])
146 CC_ADD_CHECK_FLAGS([-Wmissing-prototypes])
147 CC_ADD_CHECK_FLAGS([-Wstrict-prototypes])
148 CC_ADD_CHECK_FLAGS([-Wwrite-strings])
149 CC_ADD_CHECK_FLAGS([-Wno-unused-parameter])
151 AC_SUBST([AM_CFLAGS])
153 AC_CONFIG_HEADERS([config.h])