2 AC_INIT(openconnect, 3.13)
6 AM_MAINTAINER_MODE([enable])
7 AM_INIT_AUTOMAKE([foreign])
8 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
10 # Black magic: putting this before the conditional NLS bits below
11 # seems to avoid complaints about AMDEP being conditionally defined.
15 [ --disable-nls do not use Native Language Support],
16 [USE_NLS=$enableval], [USE_NLS=yes])
18 if test "$USE_NLS" = "yes"; then
19 AC_PATH_PROG(MSGFMT, msgfmt)
20 if test "$MSGFMT" = ""; then
21 AC_ERROR([msgfmt could not be found. Try configuring with --disable-nls])
25 if test "$USE_NLS" = "yes"; then
26 AC_MSG_CHECKING([for functional NLS support])
27 AC_LINK_IFELSE([AC_LANG_PROGRAM([
29 #include <libintl.h>],[
30 setlocale(LC_ALL, "");
31 (void)dgettext("openconnect", "foo");])],
35 AC_LINK_IFELSE([AC_LANG_PROGRAM([
37 #include <libintl.h>],[
38 setlocale(LC_ALL, "");
39 (void)dgettext("openconnect", "foo");])],
40 [AC_MSG_RESULT(yes (with -lintl))]
47 if test "$USE_NLS" = "yes"; then
49 AC_DEFINE(ENABLE_NLS, 1)
51 AM_CONDITIONAL(USE_NLS, [test "$USE_NLS" = "yes"])
55 AC_MSG_NOTICE([Applying feature macros for Linux build])
56 AC_DEFINE(_POSIX_C_SOURCE, 200112L)
58 AC_DEFINE(_BSD_SOURCE)
60 AC_DEFINE(_GNU_SOURCE)
63 AC_MSG_NOTICE([Applying feature macros for NetBSD build])
64 AC_DEFINE(_POSIX_C_SOURCE, 200112L)
65 AC_DEFINE(_NETBSD_SOURCE)
68 # On FreeBSD the only way to get vsyslog() visible is to define
69 # *nothing*, which makes absolutely everything visible.
70 # On Darwin enabling _POSIX_C_SOURCE breaks <sys/mount.h> because
71 # u_long and other types don't get defined. OpenBSD is similar.
75 AS_COMPILER_FLAGS(CFLAGS,
78 -Wno-missing-field-initializers
81 -Werror=pointer-to-int-cast
82 -Wdeclaration-after-statement
83 -Werror-implicit-function-declaration
87 -Wmissing-declarations
88 -Wmissing-include-dirs
93 AC_ARG_WITH([openssl],
94 AS_HELP_STRING([--with-openssl],
95 [Location of OpenSSL build dir]),
96 [OPENSSL_CFLAGS="-I${with_openssl}/include"
97 OPENSSL_LIBS="${with_openssl}/libssl.a ${with_openssl}/libcrypto.a -ldl -lz"
98 AC_SUBST(OPENSSL_CFLAGS)
99 AC_SUBST(OPENSSL_LIBS)
102 [PKG_CHECK_MODULES(OPENSSL, openssl)
106 PKG_CHECK_MODULES(LIBXML2, libxml-2.0)
108 PKG_CHECK_MODULES(ZLIB, zlib, [],
111 AC_MSG_CHECKING([for zlib without pkg-config])
112 AC_LINK_IFELSE([AC_LANG_PROGRAM([
115 deflateInit2(&zs, Z_DEFAULT_COMPRESSION, Z_DEFLATED,
116 -12, 9, Z_DEFAULT_STRATEGY);])],
118 AC_SUBST([ZLIB_LIBS], [-lz])
119 AC_SUBST([ZLIB_CFLAGS], [])],
121 AC_ERROR([Could not build against zlib])])])
123 PKG_CHECK_MODULES(LIBPROXY, libproxy-1.0,
124 [AC_SUBST(LIBPROXY_PC, libproxy-1.0)
125 AC_DEFINE([LIBPROXY_HDR], ["proxy.h"])
128 dnl Libproxy *can* exist without a .pc file, and its header may be called
129 dnl libproxy.h in that case.
130 if (test "$libproxy_pkg" = "no"); then
131 AC_CHECK_HEADER([proxy.h],
132 [AC_DEFINE([LIBPROXY_HDR], ["proxy.h"])
133 AC_SUBST([LIBPROXY_LIBS], [-lproxy])],
134 [AC_CHECK_HEADER([libproxy.h],
135 [AC_DEFINE([LIBPROXY_HDR], ["libproxy.h"])
136 AC_SUBST([LIBPROXY_LIBS], [-lproxy])])])
139 AC_CHECK_HEADER([if_tun.h],
140 [AC_DEFINE([IF_TUN_HDR], ["if_tun.h"])],
141 [AC_CHECK_HEADER([linux/if_tun.h],
142 [AC_DEFINE([IF_TUN_HDR], ["linux/if_tun.h"])],
143 [AC_CHECK_HEADER([net/if_tun.h],
144 [AC_DEFINE([IF_TUN_HDR], ["net/if_tun.h"])],
145 [AC_CHECK_HEADER([net/tun/if_tun.h],
146 [AC_DEFINE([IF_TUN_HDR], ["net/tun/if_tun.h"])])])])])
148 AC_CHECK_LIB(ssl, ENGINE_by_id,
149 AC_DEFINE(HAVE_ENGINE, [1], [OpenSSL has ENGINE support]),
150 AC_MSG_NOTICE([Building without OpenSSL TPM ENGINE support]),
153 AC_CHECK_LIB(ssl, dtls1_stop_timer,
154 AC_DEFINE(HAVE_DTLS1_STOP_TIMER, [1], [OpenSSL has dtls1_stop_timer() function]),
157 AC_PATH_PROG(PYTHON, [python], [], $PATH:/bin:/usr/bin)
158 if (test -n "${ac_cv_path_PYTHON}"); then
159 AC_SUBST(PYTHON, ${ac_cv_path_PYTHON})
161 AC_MSG_NOTICE([Python not found; not building HTML pages])
163 AM_CONDITIONAL(BUILD_WWW, [test -n "${ac_cv_path_PYTHON}"])
165 AC_SUBST([CONFIG_STATUS_DEPENDENCIES], ['$(top_srcdir)/po/LINGUAS'])
166 RAWLINGUAS=`sed -e "/^#/d" -e "s/#.*//" "${srcdir}/po/LINGUAS"`
168 LINGUAS=`echo $RAWLINGUAS`
171 # We want version.c to depend on the files that would affect the
172 # output of version.sh. But we cannot assume that they'll exist,
173 # and we cannot use $(wildcard) in a non-GNU makefile. So we just
174 # depend on the files which happen to exist at configure time.
176 for a in .git/index .git/packed-refs .git/refs/tags .git/HEAD; do
178 GITVERSIONDEPS="$GITVERSIONDEPS $a"
181 AC_SUBST(GITVERSIONDEPS)
183 AC_OUTPUT(Makefile openconnect.pc po/Makefile www/Makefile \
184 www/styles/Makefile www/inc/Makefile www/images/Makefile)