2 AC_INIT(openconnect, 3.15)
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 bindtextdomain("openconnect", "/tmp");
32 (void)dgettext("openconnect", "foo");])],
36 AC_LINK_IFELSE([AC_LANG_PROGRAM([
38 #include <libintl.h>],[
39 setlocale(LC_ALL, "");
40 bindtextdomain("openconnect", "/tmp");
41 (void)dgettext("openconnect", "foo");])],
42 [AC_MSG_RESULT(yes (with -lintl))]
49 if test "$USE_NLS" = "yes"; then
51 AC_DEFINE(ENABLE_NLS, 1)
53 AM_CONDITIONAL(USE_NLS, [test "$USE_NLS" = "yes"])
57 AC_MSG_NOTICE([Applying feature macros for Linux build])
58 AC_DEFINE(_POSIX_C_SOURCE, 200112L)
60 AC_DEFINE(_BSD_SOURCE)
62 AC_DEFINE(_GNU_SOURCE)
65 AC_MSG_NOTICE([Applying feature macros for NetBSD build])
66 AC_DEFINE(_POSIX_C_SOURCE, 200112L)
67 AC_DEFINE(_NETBSD_SOURCE)
70 # On FreeBSD the only way to get vsyslog() visible is to define
71 # *nothing*, which makes absolutely everything visible.
72 # On Darwin enabling _POSIX_C_SOURCE breaks <sys/mount.h> because
73 # u_long and other types don't get defined. OpenBSD is similar.
77 AS_COMPILER_FLAGS(CFLAGS,
80 -Wno-missing-field-initializers
83 -Werror=pointer-to-int-cast
84 -Wdeclaration-after-statement
85 -Werror-implicit-function-declaration
89 -Wmissing-declarations
90 -Wmissing-include-dirs
95 AC_ARG_WITH([openssl],
96 AS_HELP_STRING([--with-openssl],
97 [Location of OpenSSL build dir]),
98 [OPENSSL_CFLAGS="-I${with_openssl}/include"
99 OPENSSL_LIBS="${with_openssl}/libssl.a ${with_openssl}/libcrypto.a -ldl -lz"
100 AC_SUBST(OPENSSL_CFLAGS)
101 AC_SUBST(OPENSSL_LIBS)
104 [PKG_CHECK_MODULES(OPENSSL, openssl)
108 PKG_CHECK_MODULES(LIBXML2, libxml-2.0)
110 PKG_CHECK_MODULES(ZLIB, zlib, [],
113 AC_MSG_CHECKING([for zlib without pkg-config])
114 AC_LINK_IFELSE([AC_LANG_PROGRAM([
117 deflateInit2(&zs, Z_DEFAULT_COMPRESSION, Z_DEFLATED,
118 -12, 9, Z_DEFAULT_STRATEGY);])],
120 AC_SUBST([ZLIB_LIBS], [-lz])
121 AC_SUBST([ZLIB_CFLAGS], [])],
123 AC_ERROR([Could not build against zlib])])])
125 PKG_CHECK_MODULES(LIBPROXY, libproxy-1.0,
126 [AC_SUBST(LIBPROXY_PC, libproxy-1.0)
127 AC_DEFINE([LIBPROXY_HDR], ["proxy.h"])
130 dnl Libproxy *can* exist without a .pc file, and its header may be called
131 dnl libproxy.h in that case.
132 if (test "$libproxy_pkg" = "no"); then
133 AC_CHECK_HEADER([proxy.h],
134 [AC_DEFINE([LIBPROXY_HDR], ["proxy.h"])
135 AC_SUBST([LIBPROXY_LIBS], [-lproxy])],
136 [AC_CHECK_HEADER([libproxy.h],
137 [AC_DEFINE([LIBPROXY_HDR], ["libproxy.h"])
138 AC_SUBST([LIBPROXY_LIBS], [-lproxy])])])
141 AC_CHECK_HEADER([if_tun.h],
142 [AC_DEFINE([IF_TUN_HDR], ["if_tun.h"])],
143 [AC_CHECK_HEADER([linux/if_tun.h],
144 [AC_DEFINE([IF_TUN_HDR], ["linux/if_tun.h"])],
145 [AC_CHECK_HEADER([net/if_tun.h],
146 [AC_DEFINE([IF_TUN_HDR], ["net/if_tun.h"])],
147 [AC_CHECK_HEADER([net/tun/if_tun.h],
148 [AC_DEFINE([IF_TUN_HDR], ["net/tun/if_tun.h"])])])])])
150 AC_CHECK_LIB(ssl, ENGINE_by_id,
151 AC_DEFINE(HAVE_ENGINE, [1], [OpenSSL has ENGINE support]),
152 AC_MSG_NOTICE([Building without OpenSSL TPM ENGINE support]),
155 AC_CHECK_LIB(ssl, dtls1_stop_timer,
156 AC_DEFINE(HAVE_DTLS1_STOP_TIMER, [1], [OpenSSL has dtls1_stop_timer() function]),
159 AC_PATH_PROG(PYTHON, [python], [], $PATH:/bin:/usr/bin)
160 if (test -n "${ac_cv_path_PYTHON}"); then
161 AC_SUBST(PYTHON, ${ac_cv_path_PYTHON})
163 AC_MSG_NOTICE([Python not found; not building HTML pages])
165 AM_CONDITIONAL(BUILD_WWW, [test -n "${ac_cv_path_PYTHON}"])
167 AC_SUBST([CONFIG_STATUS_DEPENDENCIES], ['$(top_srcdir)/po/LINGUAS'])
168 RAWLINGUAS=`sed -e "/^#/d" -e "s/#.*//" "${srcdir}/po/LINGUAS"`
170 LINGUAS=`echo $RAWLINGUAS`
173 # We want version.c to depend on the files that would affect the
174 # output of version.sh. But we cannot assume that they'll exist,
175 # and we cannot use $(wildcard) in a non-GNU makefile. So we just
176 # depend on the files which happen to exist at configure time.
178 for a in .git/index .git/packed-refs .git/refs/tags .git/HEAD; do
180 GITVERSIONDEPS="$GITVERSIONDEPS $a"
183 AC_SUBST(GITVERSIONDEPS)
185 AC_OUTPUT(Makefile openconnect.pc po/Makefile www/Makefile \
186 www/styles/Makefile www/inc/Makefile www/images/Makefile)