configure.in

   1 AC_INIT(starttls.el)
   2 AM_INIT_AUTOMAKE(starttls, 0.6)
   3
   4 AM_PATH_LISPDIR
   5
   6 AC_PROG_CC
   7 AC_ISC_POSIX
   8 AC_PROG_INSTALL
   9 AC_PROG_MAKE_SET
  10 AC_PROG_RANLIB
  11
  12 AC_CHECK_HEADERS(libgen.h sys/select.h socks.h)
  13
  14 AC_CHECK_LIB(nsl, gethostbyname)
  15 AC_CHECK_LIB(socket, socket)
  16 AC_CHECK_TYPE(fd_set, int)
  17 AC_REPLACE_FUNCS(basename getaddrinfo)
  18
  19 AC_CACHE_CHECK([for struct addrinfo], ac_cv_struct_addrinfo,
  20 [AC_TRY_COMPILE([#include <netdb.h>
  21 ], [struct addrinfo a],
  22 ac_cv_struct_addrinfo=yes, ac_cv_struct_addrinfo=no)])
  23 if test "$ac_cv_struct_addrinfo" = "yes"; then
  24         AC_DEFINE(HAVE_ADDRINFO)
  25 else
  26         AC_DEFINE(NEED_ADDRINFO_H)
  27 fi
  28
  29 AC_CACHE_CHECK([for NI_MAXSERV], ac_cv_ni_maxserv,
  30 [AC_EGREP_CPP(yes, [#include <netdb.h>
  31 #ifdef NI_MAXSERV
  32 yes
  33 #endif
  34 ], ac_cv_ni_maxserv=yes, ac_cv_ni_maxserv=no)])
  35 test "$ac_cv_ni_maxserv" = "yes" || AC_DEFINE(NEED_ADDRINFO_H)
  36
  37 AC_CACHE_CHECK([for NI_NOFQDN], ac_cv_ni_nofqdn,
  38 [AC_EGREP_CPP(yes, [#include <netdb.h>
  39 #ifdef NI_NOFQDN
  40 yes
  41 #endif
  42 ], ac_cv_ni_nofqdn=yes, ac_cv_ni_nofqdn=no)])
  43 test "$ac_cv_ni_nofqdn" = "yes" || AC_DEFINE(NEED_ADDRINFO_H)
  44
  45 AC_ARG_WITH(openssl,[  --with-openssl=PATH     use OpenSSL from PATH])
  46
  47 if test -n "$with_openssl"; then
  48         CPPFLAGS="${CPPFLAGS} -I${with_openssl}/include"
  49         LDFLAGS="${LDFLAGS} -L${with_openssl}/lib"
  50 fi
  51
  52 AC_CHECK_HEADER(openssl/ssl.h, [
  53         AC_CHECK_LIB(crypto, BIO_accept, LIBS="-lcrypto ${LIBS}")
  54         AC_CHECK_LIB(ssl, SSL_CTX_new, LIBS="-lssl ${LIBS}")],
  55         AC_MSG_ERROR([OpenSSL not installed - please install first]))
  56
  57 AC_OUTPUT(Makefile)