Fix a few 'gcc -fanalyzer' warnings.
[pwmd.git] / configure.ac
blobd5642fc84a2cb2f57356749959d9ead3c42179d8
1 dnl Process this file with autoconf to produce a configure script.
2 AC_PREREQ([2.69])
3 AC_INIT([pwmd],[3.3.8],[Ben Kibbey <bjk@luxsci.net>])
4 AC_CONFIG_MACRO_DIR([m4])
5 AC_CONFIG_AUX_DIR(build)
6 AC_CANONICAL_TARGET
7 AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip])
8 AC_PROG_MAKE_SET
9 AC_USE_SYSTEM_EXTENSIONS()
10 AC_CONFIG_SRCDIR([src/pwmd.c])
11 AC_CONFIG_HEADERS([config.h])
12 AM_GNU_GETTEXT_VERSION([0.21])
14 AM_CONDITIONAL([IS_GIT_REPO], [test -f ".git/HEAD"])
15 if test -f ".git/HEAD"; then
16     GIT_BRANCH="`cut -d / -f 3 .git/HEAD`"
18 AC_SUBST([GIT_BRANCH])
20 REQUIRE_LIBGCRYPT_VERSION="1.7.0"
21 REQUIRE_LIBASSUAN_VERSION="2.5.0"
22 REQUIRE_LIBGPGERROR_VERSION="1.29"
23 REQUIRE_LIBGPGME_VERSION="1.11.0"
24 REQUIRE_GNUPG_VERSION="2.2.7"
25 REQUIRE_LIBGNUTLS_VERSION="3.3.0"
27 AC_DEFINE_UNQUOTED(REQUIRE_LIBASSUAN_VERSION, "$REQUIRE_LIBASSUAN_VERSION",
28           [Minimum libassuan version.])
29 AC_DEFINE_UNQUOTED(REQUIRE_LIBGCRYPT_VERSION, "$REQUIRE_LIBGCRYPT_VERSION",
30           [Minimum libgcrypt version.])
31 AC_DEFINE_UNQUOTED(REQUIRE_LIBGPGERROR_VERSION, "$REQUIRE_LIBGPGERROR_VERSION",
32           [Minimum libgpg-error version.])
33 AC_DEFINE_UNQUOTED(REQUIRE_LIBGPGME_VERSION, "$REQUIRE_LIBGPGME_VERSION",
34           [Minimum libgpgme version.])
35 AC_DEFINE_UNQUOTED(REQUIRE_GNUPG_VERSION, "$REQUIRE_GNUPG_VERSION",
36           [Minimum gnupg version.])
37 AC_DEFINE_UNQUOTED(REQUIRE_LIBGNUTLS_VERSION, "$REQUIRE_LIBGNUTLS_VERSION",
38           [Minimum libgnutls version.])
40 dnl Checks for programs.
41 AX_PROG_CC_FOR_BUILD
42 AC_PROG_CXX
43 AC_PROG_AWK
44 AC_PROG_CC
45 AC_PROG_INSTALL
46 AC_PROG_LN_S
47 AC_PROG_MAKE_SET
48 AC_PROG_MKDIR_P
49 AC_PROG_RANLIB
50 AC_PROG_YACC
52 dnl Checks for library functions.
53 AX_PTHREAD(, AC_MSG_ERROR([POSIX threads are required.]))
54 CC="$PTHREAD_CC"
55 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
56 LIBS="$PTHREAD_LIBS $LIBS"
58 acx_pthread_testcancel_ok=no
59 AC_MSG_CHECKING([for pthread_testcancel()])
60 AC_TRY_LINK_FUNC(pthread_testcancel, acx_pthread_testcancel_ok=yes)
61 AC_MSG_RESULT($acx_pthread_testcancel_ok)
62 if test x"$acx_pthread_testcancel_ok" = "xyes"; then
63     AC_DEFINE(HAVE_PTHREAD_TESTCANCEL, 1, [Define if your OS has pthread_testcancel().])
66 acx_pthread_cancel_ok=no
67 AC_MSG_CHECKING([for pthread_cancel()])
68 AC_TRY_LINK_FUNC(pthread_cancel, acx_pthread_cancel_ok=yes)
69 AC_MSG_RESULT($acx_pthread_cancel_ok)
70 if test x"$acx_pthread_cancel_ok" = "xyes"; then
71     AC_DEFINE(HAVE_PTHREAD_CANCEL, 1, [Define if your OS has pthread_cancel().])
74 acx_pthread_atfork_ok=no
75 AC_MSG_CHECKING([for pthread_atfork()])
76 AC_TRY_LINK_FUNC(pthread_atfork, acx_pthread_atfork_ok=yes)
77 AC_MSG_RESULT($acx_pthread_atfork_ok)
78 if test x"$acx_pthread_atfork_ok" = "xyes"; then
79     AC_DEFINE(HAVE_PTHREAD_ATFORK, 1, [Define if your OS has pthread_atfork().])
82 dnl Checks for header files.
83 AC_FUNC_ALLOCA
84 AC_CHECK_HEADERS([argz.h arpa/inet.h fcntl.h getopt.h inttypes.h langinfo.h \
85                   libintl.h locale.h malloc.h netdb.h netinet/in.h stdint.h \
86                   stdio_ext.h strings.h sys/acl.h sys/file.h sys/ioctl.h \
87                   sys/param.h sys/socket.h sys/time.h syslog.h termios.h \
88                   unistd.h limits.h])
90 AC_CHECK_DECLS([SO_BINDTODEVICE],,, [[#include <sys/types.h>
91                                       #include <sys/socket.h>]])
93 case "${host}" in
94     *-linux-androideabi)
95         PTHREAD_CFLAGS="-pthread"
96         PTHREAD_LIBS="-pthread"
97         ;;
98     *)
99         ;;
100 esac
102 case "$target_os" in
103      linux*)
104         AC_CHECK_HEADERS([linux/sockios.h sys/prctl.h])
105         if test "x$ac_cv_header_linux_sockios_h" = xyes; then
106                 AC_CHECK_DECL([SIOCOUTQ],,, [[#include <linux/sockios.h>]])
107                 if test "x$ac_cv_have_decl_SIOCOUTQ" = xyes; then
108                         AC_DEFINE(HAVE_DECL_SIOCOUTQ, 1,
109                                 [Defined if SIOCOUTQ is available (Linux specific)])
110                 fi
111         fi
113         if test "x$ac_cv_header_sys_prctl_h" = xyes; then
114            AC_CHECK_DECL([PR_SET_NAME],,, [[#include <sys/prctl.h>]])
115               if test "x$ac_cv_have_decl_PR_SET_NAME" = xyes; then
116                     AC_DEFINE(HAVE_PR_SET_NAME, 1,
117                              [Defined if PR_SET_NAME is available (Linux specific)])
118               fi
120            AC_CHECK_DECL([PR_SET_DUMPABLE],,, [[#include <sys/prctl.h>]])
121               if test "x$ac_cv_have_decl_PR_SET_DUMPABLE" = xyes; then
122                     AC_DEFINE(HAVE_PR_SET_DUMPABLE, 1,
123                              [Defined if PR_SET_DUMPABLE is available (Linux specific)])
124               fi
125         fi
126         ;;
127      openbsd*)
128         ;;
129      *bsd*)
130         AC_CHECK_HEADERS([sys/filio.h])
131         if test "x$ac_cv_header_sys_filio_h" = xyes; then
132                 AC_CHECK_DECL([FIONWRITE],,, [[#include <sys/filio.h>]])
133                 if test "x$ac_cv_have_decl_FIONWRITE" = xyes; then
134                         AC_DEFINE(HAVE_DECL_FIONWRITE, 1,
135                                 [Defined if FIONWRITE is available (*BSD specific, not OpenBSD)])
136                 fi
137         fi
138         ;;
139       *cygwin*)
140         AC_DEFINE(HAVE_WINLIKE_SYSTEM, 1, [Define if this is a Windows-like system.])
141         ;;
142      *)
143 dnl     All others use SO_SNDLOWAT.
144         ;;
145 esac
147 with_proc_symlink=
148 AC_MSG_CHECKING([for /proc/self/ executable path symlink])
149 for f in exe file; do
150     if test -h "/proc/self/$f"; then
151         with_proc_symlink="$f"
152         break
153     fi
154 done
155 if test x"$with_proc_symlink" != "x"; then
156    AC_DEFINE_UNQUOTED(WITH_PROC_SYMLINK, ["$with_proc_symlink"],
157                       [Define to your systems idea of an exe path in /proc/self/.])
158 else
159     with_proc_symlink="none"
161 AC_MSG_RESULT([$with_proc_symlink])
163 dnl Checks for typedefs, structures, and compiler characteristics.
164 AC_CHECK_HEADER_STDBOOL
165 AC_TYPE_UID_T
166 AC_C_INLINE
167 AC_TYPE_MODE_T
168 AC_TYPE_OFF_T
169 AC_TYPE_PID_T
170 AC_TYPE_SIZE_T
171 AC_TYPE_SSIZE_T
172 AC_TYPE_UINT16_T
173 AC_TYPE_UINT32_T
174 AC_TYPE_UINT64_T
175 AC_TYPE_UINT8_T
176 AC_CHECK_TYPES([ptrdiff_t])
177 AC_SYS_LARGEFILE
179 dnl Checks for library functions.
180 AM_GNU_GETTEXT([external])
181 AC_FUNC_FORK
182 AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK
183 AC_FUNC_MALLOC
184 AC_FUNC_MBRTOWC
185 AC_FUNC_MMAP
186 AC_FUNC_REALLOC
187 AC_CHECK_FUNCS([__argz_count __argz_next __argz_stringify backtrace \
188                 clock_gettime explicit_bzero flock getcwd getgrnam_r \
189                 getpwnam_r getopt_long isascii localeconv mblen mbrlen \
190                 memchr memmove mempcpy memset memset_s mkdir mlockall \
191                 munmap nl_langinfo putenv select setlocale setrlimit socket \
192                 stpcpy strcasecmp strchr strcspn strdup strerror strncasecmp \
193                 strrchr strstr strtol strtoul sigwaitinfo])
195 AM_CONDITIONAL([NEED_GETOPT_LONG], [test "$ac_cv_func_getopt_long" != "yes"])
197 AM_PATH_LIBASSUAN($REQUIRE_LIBASSUAN_VERSION,, AC_MSG_ERROR([libassuan >= $REQUIRE_LIBASSUAN_VERSION not found]))
198 AM_PATH_LIBGCRYPT([1:$REQUIRE_LIBGCRYPT_VERSION],, AC_MSG_ERROR([libgcrypt >= $REQUIRE_LIBGCRYPT_VERSION not found]))
199 AM_PATH_GPGME($REQUIRE_LIBGPGME_VERSION,, AC_MSG_ERROR([libgpgme >= $REQUIRE_LIBGPGME_VERSION not found]))
200 AM_PATH_GPG_ERROR($REQUIRE_LIBGPGERROR_VERSION,, AC_MSG_ERROR([libgpg-error >= $REQUIRE_LIBGPGERROR_VERSION not found]))
201 AM_PATH_XML2(,, AC_MSG_ERROR([libxml2 not found]))
202 AC_SEARCH_LIBS([clock_gettime], [rt])
204 dnl Remote TCP/TLS connections.
205 AC_ARG_ENABLE(gnutls, AS_HELP_STRING([--enable-gnutls],
206               [Enable TCP (GnuTLS) server support.]), USE_GNUTLS=$enableval,
207               USE_GNUTLS=no)
208 if test "x$USE_GNUTLS" = "xyes"; then
209     PKG_CHECK_MODULES([GNUTLS], [gnutls >= $REQUIRE_LIBGNUTLS_VERSION])
210     AC_DEFINE(WITH_GNUTLS, 1, [Define if you want TCP (GnuTLS) support.])
212 AM_CONDITIONAL(WITH_GNUTLS, [test "x$USE_GNUTLS" = "xyes"])
214 dnl Libacl support (for data files).
215 AC_ARG_ENABLE(acl, AS_HELP_STRING([--enable-acl],
216               [Enable Access Control List support for data files]),
217               [USE_LIBACL=yes], [USE_LIBACL=no])
218 if test "x$USE_LIBACL" = "xyes"; then
219     AC_SEARCH_LIBS([acl_get_file], [acl],,
220                    AC_MSG_ERROR([Missing or incomplete libacl installation.]))
221     AC_CHECK_HEADER([sys/acl.h],,
222                    AC_MSG_ERROR([Missing or incomplete libacl installation.]))
223     AC_DEFINE(WITH_LIBACL, 1, [Define if you want libacl support.])
225 AM_CONDITIONAL(WITH_LIBACL, [test "x$USE_LIBACL" = "xyes"])
227 AC_DEFUN([AC_DEBUG],
229     if test "$1"; then
230         ac_cv_sys_debug=$1
231     fi
233     AC_CACHE_CHECK([if debugging is wanted], [ac_cv_sys_debug],
234         [ac_cv_sys_debug=no])
235     AM_CONDITIONAL([WITH_DEBUG], [test "$ac_cv_sys_debug" = "yes"])
238 AC_ARG_ENABLE(debug, AS_HELP_STRING([--enable-debug], [Enable debugging (memory de/allocations output).]),
239     AC_DEBUG([$enableval]), AC_DEBUG)
241 AC_DEFUN([AC_MEM_DEBUG],
243     if test "$1"; then
244         ac_cv_sys_mem_debug=$1
245     fi
247     AC_CACHE_CHECK([if memory debugging is wanted], [ac_cv_sys_mem_debug],
248         [ac_cv_sys_mem_debug=no])
249     AM_CONDITIONAL([WITH_MEM_DEBUG], [test "$ac_cv_sys_mem_debug" = "yes"])
252 AC_DEFUN([AC_MUTEX_DEBUG],
254     if test "$1"; then
255         ac_cv_sys_mutex_debug=$1
256     fi
258     AC_CACHE_CHECK([if mutex debugging is wanted], [ac_cv_sys_mutex_debug],
259         [ac_cv_sys_mutex_debug=no])
260     AM_CONDITIONAL([WITH_MUTEX_DEBUG], [test "$ac_cv_sys_mutex_debug" = "yes"])
263 AC_ARG_ENABLE(mutex_debug, AS_HELP_STRING([--enable-mutex-debug], [Enable mutex debugging output.]),
264     AC_MUTEX_DEBUG([$enableval]), AC_MUTEX_DEBUG)
266 dnl Memory debugging.
267 AC_ARG_ENABLE(mem_debug, AS_HELP_STRING([--enable-mem-debug], [Disable internal memory manager.]),
268     AC_MEM_DEBUG([$enableval]), AC_MEM_DEBUG)
269 AM_CONDITIONAL(MEM_DEBUG, test x"${ac_cv_sys_mem_debug}" != xno)
271 # Default pwmd home directory.
272 AC_ARG_WITH(pwmd_homedir, AS_HELP_STRING([--with-pwmd-homedir=PATH],
273               [Default pwmd home directory (~/.pwmd)]),
274               pwmd_homedir="$withval", pwmd_homedir=)
275 if test x"$pwmd_homedir" != "x"; then
276    AC_DEFINE_UNQUOTED(PWMD_HOMEDIR, ["$pwmd_homedir"],
277                                     [Default pwmd home directory (~/.pwmd).])
280 AC_ARG_WITH(invoking_user, AS_HELP_STRING([--with-invoking-user=nobody],
281             [Default invoking_user when not specified in the configuration.
282              Setting to blank will have the user that started pwmd be the
283              invoking_user.]), invoking_user="$withval",
284              invoking_user="nobody")
285 if test x"$invoking_user" != "x"; then
286    AC_DEFINE_UNQUOTED(DEFAULT_INVOKER, ["$invoking_user"],
287                       [Default invoking_user when not specified in the
288                        configuration. Set to NULL to have the user that
289                        started pwmd be the invoking_user.])
290 else
291    AC_DEFINE(DEFAULT_INVOKER, [NULL],
292                       [Default invoking_user when not specified in the
293                        configuration. Set to NULL to have the user that
294                        started pwmd be the invoking_user.])
297 VERSION_MAJOR="`echo "$VERSION" | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'`"
298 VERSION_MINOR="`echo "$VERSION" | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'`"
299 VERSION_PATCH="`echo "$VERSION" | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\3/'`"
300 VERSION_NUM="`printf 0x%02x%02x%02X ${VERSION_MAJOR} ${VERSION_MINOR} ${VERSION_PATCH}`"
301 AC_DEFINE_UNQUOTED(VERSION_HEX, ${VERSION_NUM}, [For the file header.])
303 AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile doc/pwmd-dump.1 \
304                  po/Makefile.in tests/Makefile])
305 AC_OUTPUT
306 echo
307 echo "Features:"
308 echo "    TCP (GnuTLS)....: $USE_GNUTLS"
309 echo "    Data file ACL's.: $USE_LIBACL"
311 if test x"$pwmd_homedir" != "x"; then
312 echo "    Home directory..: $pwmd_homedir"
313 else
314 echo "    Home directory..: ~/.pwmd"
317 if test "x$invoking_user" != "x"; then
318 echo "    Invoking user...: $invoking_user"
319 else
320 echo "    Invoking user...: determined on start"
323 echo "    Exec symlink....: $with_proc_symlink"
324 echo "    Debug...........: ${ac_cv_sys_debug}"
325 echo "    Memory debug....: ${ac_cv_sys_mem_debug}"
326 echo "    Mutex debug.....: ${ac_cv_sys_mutex_debug}"