See ChangeLog: Fri Feb 19 18:01:54 CET 1999 Werner Koch
[gnupg.git] / configure.in
index 374e571..35aaa62 100644 (file)
@@ -14,12 +14,16 @@ AM_CONFIG_HEADER(config.h)
 
 VERSION=`cat $srcdir/VERSION`
 PACKAGE=gnupg
-ALL_LINGUAS="de it fr ru es_ES pt_BR"
+ALL_LINGUAS="de es_ES fr it pl pt_BR ru"
+static_modules="sha1 md5 rmd160"
 AC_SUBST(VERSION)
 AC_SUBST(PACKAGE)
 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
 
+MODULES_IN_CIPHER=`awk '/# MODULES: / { for(i=3;i<=NF;i++) print $i}' \
+                                                $srcdir/cipher/Makefile.am`
+
 AC_MSG_CHECKING([whether use of /dev/random is requested])
 AC_ARG_ENABLE(dev-random,
 [  --disable-dev-random    disable the use of dev random],
@@ -49,19 +53,12 @@ if test "$use_m_debug" = yes; then
 else
     AC_MSG_CHECKING([whether memory guard is requested])
     AC_ARG_ENABLE(m-guard,
-    [  --disable-m-guard       disable memory guard facility],
-    use_m_guard=$enableval, use_m_guard=yes)
+    [  --enable-m-guard        enable memory guard facility],
+    use_m_guard=$enableval, use_m_guard=no)
     AC_MSG_RESULT($use_m_guard)
 fi
 if test "$use_m_guard" = yes ; then
     AC_DEFINE(M_GUARD)
-    CFLAGS="$CFLAGS -g"
-else
-    CFLAGS="$CFLAGS -O2"
-fi
-
-if test "$GCC" = yes; then
-    CFLAGS="$CFLAGS -Wall"
 fi
 
 
@@ -88,9 +85,17 @@ AC_PROG_CPP
 AC_ISC_POSIX
 AC_PROG_RANLIB
 AC_PROG_INSTALL
-AM_CYGWIN32
+dnl AC_CYGWIN32
+dnl AM_PROG_LIBTOOL
 
+MPI_OPT_FLAGS=""
+if test "$GCC" = yes; then
+    CFLAGS="$CFLAGS -Wall -Wcast-align -Wshadow -Wstrict-prototypes"
+fi
 
+
+try_gettext=yes
+try_gdbm=yes
 case "${target}" in
     i386--mingw32)
         # special stuff for Windoze NT
@@ -99,20 +104,42 @@ case "${target}" in
         CPP="i386--mingw32-gcc -E"
         RANLIB="i386--mingw32-ranlib"
         ac_cv_have_dev_random=no
-        AC_DEFINE(USE_RNDW32)
+        AC_DEFINE(USE_ONLY_8DOT3)
+        AC_DEFINE(HAVE_DRIVE_LETTERS)
+        AC_DEFINE(HAVE_DOSISH_SYSTEM)
+        try_gettext="no"
+        try_gdbm="no"
+        ;;
+    i386-emx-os2)
+        # OS/2 with the EMX environment
+        ac_cv_have_dev_random=no
+        AC_DEFINE(HAVE_DRIVE_LETTERS)
+        AC_DEFINE(HAVE_DOSISH_SYSTEM)
+        try_gettext="no"
+        try_gdbm="no"
         ;;
     *-*-hpux*)
         if test -z "$GCC" ; then
             CFLAGS="$CFLAGS -Ae -D_HPUX_SOURCE"
         fi
-        AC_DEFINE(USE_RNDUNIX)
+        ;;
+    *-dec-osf4*)
+        if test -z "$GCC" ; then
+            # Suppress all warnings
+            # to get rid of the unsigned/signed char mismatch warnings.
+            CFLAGS="$CFLAGS -w"
+        fi
+        ;;
+    m68k-atari-mint)
         ;;
     *)
        ;;
 esac
 
+AC_SUBST(MPI_OPT_FLAGS)
 
 GNUPG_CHECK_PIC
+GNUPG_CHECK_RDYNAMIC
 if test "$NO_PIC" = yes; then
     try_dynload=no
 fi
@@ -122,6 +149,9 @@ case "${target}" in
     i386--mingw32)
         PRINTABLE_OS_NAME="MingW32"
         ;;
+    i386-emx-os2)
+        PRINTABLE_OS_NAME="OS/2"
+        ;;
     *-linux*)
         PRINTABLE_OS_NAME="GNU/Linux"
         ;;
@@ -146,31 +176,51 @@ case "${target}" in
 esac
 AC_DEFINE_UNQUOTED(NAME_OF_DEV_RANDOM, "$NAME_OF_DEV_RANDOM")
 AC_DEFINE_UNQUOTED(NAME_OF_DEV_URANDOM, "$NAME_OF_DEV_URANDOM")
+AC_SUBST(MPI_OPT_FLAGS)
 
 
 dnl Checks for libraries.
 
+if test "$try_gettext" = yes; then
 AM_GNU_GETTEXT
+fi
 
+if test "$try_gdbm" = yes; then
 AC_CHECK_LIB(gdbm,gdbm_firstkey)
+fi
+
+dnl Solaris needs -lsocket and -lnsl
+AC_CHECK_LIB(socket, socket)
+AC_CHECK_LIB(nsl, gethostbyname)
 
 
 if test "$try_dynload" = yes ; then
-AC_CHECK_LIB(dl,dlopen)
-if test "$ac_cv_lib_dl_dlopen" = "yes"; then
-  AC_DEFINE(USE_DYNAMIC_LINKING)
-  AC_DEFINE(HAVE_DL_DLOPEN)
-  DYNLINK_LDFLAGS="-Wl,-export-dynamic"
-  use_gnupg_extensions=yes
-else
-AC_CHECK_LIB(dld,dld_link)
-if test "$ac_cv_lib_dld_dld_link" = "yes"; then
-  AC_DEFINE(USE_DYNAMIC_LINKING)
-  AC_DEFINE(HAVE_DLD_DLD_LINK)
-  DYNLINK_LDFLAGS="-Wl,-export-dynamic"
-  use_gnupg_extensions=yes
-fi
-fi
+  AC_CHECK_LIB(dl,dlopen)
+  if test "$ac_cv_lib_dl_dlopen" = "yes"; then
+    AC_DEFINE(USE_DYNAMIC_LINKING)
+    AC_DEFINE(HAVE_DL_DLOPEN)
+    DYNLINK_LDFLAGS="$CFLAGS_RDYNAMIC"
+    use_gnupg_extensions=yes
+  else
+    AC_CHECK_LIB(c,dlopen)
+    if test "$ac_cv_lib_c_dlopen" = "yes"; then
+      AC_DEFINE(USE_DYNAMIC_LINKING)
+      AC_DEFINE(HAVE_DL_DLOPEN)
+      DYNLINK_LDFLAGS="$CFLAGS_RDYNAMIC"
+      dnl fixme: this is probably false but it should
+      dnl work for freebsd
+      AC_DEFINE(DLSYM_NEEDS_UNDERSCORE)
+      use_gnupg_extensions=yes
+    else
+      AC_CHECK_LIB(dld,dld_link)
+      if test "$ac_cv_lib_dld_dld_link" = "yes"; then
+        AC_DEFINE(USE_DYNAMIC_LINKING)
+        AC_DEFINE(HAVE_DLD_DLD_LINK)
+        DYNLINK_LDFLAGS="$CFLAGS_RDYNAMIC"
+        use_gnupg_extensions=yes
+      fi
+    fi
+  fi
 else
   AC_MSG_CHECKING(for dynamic loading)
   DYNLINK_LDFLAGS=
@@ -237,7 +287,6 @@ AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
   ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
 if test "$ac_cv_have_dev_random" = yes; then
     AC_DEFINE(HAVE_DEV_RANDOM)
-    AC_DEFINE(USE_RNDLINUX)
 fi
 else
     AC_MSG_CHECKING(for random device)
@@ -246,6 +295,99 @@ else
 fi
 
 
+dnl
+dnl Figure out the default linkage mode for cipher modules
+dnl
+dnl (We always need a static rmd160)
+static_modules="$static_modules rmd160"
+if test "$ac_cv_have_dev_random" = yes; then
+    static_modules="$static_modules rndlinux"
+else
+    case "${target}" in
+        i386--mingw32)
+            static_modules="$static_modules rndw32"
+            ;;
+        i386-emx-os2)
+            static_modules="$static_modules rndos2"
+            ;;
+        m68k-atari-mint)
+            static_modules="$static_modules rndatari"
+            ;;
+        *)
+            static_modules="$static_modules rndunix"
+           ;;
+    esac
+fi
+
+dnl
+dnl Parse the modules list and build the list
+dnl of static and dymically linked modules
+dnl
+STATIC_CIPHER_NAMES=""
+STATIC_CIPHER_OBJS=""
+DYNAMIC_CIPHER_MODS=""
+GNUPG_MSG_PRINT([dynamically linked cipher modules:])
+for name in $MODULES_IN_CIPHER; do
+    x="no"
+    for i in $static_modules; do
+        if test "$name" = "$i" ; then
+            x="yes"
+        fi
+    done;
+    if test $x = yes; then
+        STATIC_CIPHER_NAMES="$STATIC_CIPHER_NAMES $name"
+        STATIC_CIPHER_OBJS="$STATIC_CIPHER_OBJS $name.o"
+    else
+        DYNAMIC_CIPHER_MODS="$DYNAMIC_CIPHER_MODS $name"
+        GNUPG_MSG_PRINT([$name])
+    fi
+done
+AC_MSG_RESULT()
+AC_SUBST(STATIC_CIPHER_OBJS)
+AC_SUBST(STATIC_CIPHER_NAMES)
+AC_SUBST(DYNAMIC_CIPHER_MODS)
+
+dnl
+dnl And build the constructor file
+dnl
+cat <<EOF >cipher/construct.c
+/* automatically generated by configure - do not edit */
+
+EOF
+GNUPG_MSG_PRINT([statically linked cipher modules:])
+for name in $STATIC_CIPHER_NAMES; do
+    echo "void ${name}_constructor(void);" >>cipher/construct.c
+    GNUPG_MSG_PRINT([$name])
+done
+AC_MSG_RESULT()
+cat <<EOF >>cipher/construct.c
+
+void
+cipher_modules_constructor(void)
+{
+    static int done = 0;
+    if( done )
+        return;
+    done = 1;
+
+EOF
+for name in $STATIC_CIPHER_NAMES; do
+    echo "   ${name}_constructor();" >>cipher/construct.c
+done
+echo '}' >>cipher/construct.c
+
+
+
+
+dnl
+dnl Figure how to link the cipher modules
+dnl
+dnl (form now these are only dynamic)
+AC_SUBST(STATIC_CIPHER_OBJS)
+AC_SUBST(DYNAMIC_CIPHER_MODS)
+
+
+
 dnl setup assembler stuff
 AC_MSG_CHECKING(for mpi assembler functions)
 if test -f $srcdir/mpi/config.links ; then
@@ -294,6 +436,10 @@ fi
 fi
 AC_SUBST(ZLIBS)
 
+if echo "$VERSION" | grep '[a-zA-Z]' >/dev/null ; then
+    AC_DEFINE(IS_DEVELOPMENT_VERSION)
+fi
+
 GNUPG_DO_LINK_FILES