See ChangeLog: Thu Dec 10 20:15:36 CET 1998 Werner Koch

1 files changed, 149 insertions, 75 deletions

diff --git a/acinclude.m4 b/acinclude.m4
index bb8700f51..13eff5fa9 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1,41 +1,41 @@
 dnl macros to configure g10
 
 
-dnl WK_MSG_PRINT(STRING)
+dnl GNUPG_MSG_PRINT(STRING)
 dnl print a message
 dnl
-define(WK_MSG_PRINT,
+define(GNUPG_MSG_PRINT,
   [ echo $ac_n "$1"" $ac_c" 1>&AC_FD_MSG
   ])
 
 
-dnl WK_CHECK_TYPEDEF(TYPE, HAVE_NAME)
+dnl GNUPG_CHECK_TYPEDEF(TYPE, HAVE_NAME)
 dnl Check whether a typedef exists and create a #define $2 if it exists
 dnl
-AC_DEFUN(WK_CHECK_TYPEDEF,
+AC_DEFUN(GNUPG_CHECK_TYPEDEF,
   [ AC_MSG_CHECKING(for $1 typedef)
-    AC_CACHE_VAL(wk_cv_typedef_$1,
+    AC_CACHE_VAL(gnupg_cv_typedef_$1,
     [AC_TRY_COMPILE([#include <stdlib.h>
     #include <sys/types.h>], [
     #undef $1
     int a = sizeof($1);
-    ], wk_cv_typedef_$1=yes, wk_cv_typedef_$1=no )])
-    AC_MSG_RESULT($wk_cv_typedef_$1)
-    if test "$wk_cv_typedef_$1" = yes; then
+    ], gnupg_cv_typedef_$1=yes, gnupg_cv_typedef_$1=no )])
+    AC_MSG_RESULT($gnupg_cv_typedef_$1)
+    if test "$gnupg_cv_typedef_$1" = yes; then
         AC_DEFINE($2)
     fi
   ])
 
 
 
-dnl WK_LINK_FILES( SRC, DEST )
+dnl GNUPG_LINK_FILES( SRC, DEST )
 dnl same as AC_LINK_FILES, but collect the files to link in
 dnl some special variables and do the link
-dnl when WK_DO_LINK_FILES is called
+dnl when GNUPG_DO_LINK_FILES is called
 dnl This is a workaround for AC_LINK_FILES, because it does not work
 dnl correct when using a caching scheme
 dnl
-define(WK_LINK_FILES,
+define(GNUPG_LINK_FILES,
   [ if test "x$wk_link_files_src" = "x"; then
         wk_link_files_src="$1"
         wk_link_files_dst="$2"
@@ -44,21 +44,21 @@ define(WK_LINK_FILES,
         wk_link_files_dst="$wk_link_files_dst $2"
     fi
   ])
-define(WK_DO_LINK_FILES,
+define(GNUPG_DO_LINK_FILES,
   [ AC_LINK_FILES( $wk_link_files_src, $wk_link_files_dst )
   ])
 
 
-dnl WK_CHECK_ENDIAN
+dnl GNUPG_CHECK_ENDIAN
 dnl define either LITTLE_ENDIAN_HOST or BIG_ENDIAN_HOST
 dnl
-define(WK_CHECK_ENDIAN,
+define(GNUPG_CHECK_ENDIAN,
   [ if test "$cross_compiling" = yes; then
         AC_MSG_WARN(cross compiling; assuming little endianess)
     fi
     AC_MSG_CHECKING(endianess)
-    AC_CACHE_VAL(wk_cv_c_endian,
-      [ wk_cv_c_endian=unknown
+    AC_CACHE_VAL(gnupg_cv_c_endian,
+      [ gnupg_cv_c_endian=unknown
         # See if sys/param.h defines the BYTE_ORDER macro.
         AC_TRY_COMPILE([#include <sys/types.h>
         #include <sys/param.h>], [
@@ -69,8 +69,8 @@ define(WK_CHECK_ENDIAN,
         #include <sys/param.h>], [
         #if BYTE_ORDER != BIG_ENDIAN
          not big endian
-        #endif], wk_cv_c_endian=big, wk_cv_c_endian=little)])
-        if test "$wk_cv_c_endian" = unknown; then
+        #endif], gnupg_cv_c_endian=big, gnupg_cv_c_endian=little)])
+        if test "$gnupg_cv_c_endian" = unknown; then
             AC_TRY_RUN([main () {
               /* Are we little or big endian?  From Harbison&Steele.  */
               union
@@ -81,27 +81,27 @@ define(WK_CHECK_ENDIAN,
               u.l = 1;
               exit (u.c[sizeof (long) - 1] == 1);
               }],
-              wk_cv_c_endian=little,
-              wk_cv_c_endian=big,
-              wk_cv_c_endian=little
+              gnupg_cv_c_endian=little,
+              gnupg_cv_c_endian=big,
+              gnupg_cv_c_endian=little
             )
         fi
       ])
-    AC_MSG_RESULT([$wk_cv_c_endian])
-    if test "$wk_cv_c_endian" = little; then
+    AC_MSG_RESULT([$gnupg_cv_c_endian])
+    if test "$gnupg_cv_c_endian" = little; then
       AC_DEFINE(LITTLE_ENDIAN_HOST)
     else
       AC_DEFINE(BIG_ENDIAN_HOST)
     fi
   ])
 
-dnl WK_CHECK_CACHE
+dnl GNUPG_CHECK_CACHE
 dnl
-define(WK_CHECK_CACHE,
+define(GNUPG_CHECK_CACHE,
   [ AC_MSG_CHECKING(cached information)
-    wk_hostcheck="$target"
-    AC_CACHE_VAL(wk_cv_hostcheck, [ wk_cv_hostcheck="$wk_hostcheck" ])
-    if test "$wk_cv_hostcheck" != "$wk_hostcheck"; then
+    gnupg_hostcheck="$target"
+    AC_CACHE_VAL(gnupg_cv_hostcheck, [ gnupg_cv_hostcheck="$gnupg_hostcheck" ])
+    if test "$gnupg_cv_hostcheck" != "$gnupg_hostcheck"; then
         AC_MSG_RESULT(changed)
         AC_MSG_WARN(config.cache exists!)
         AC_MSG_ERROR(you must do 'make distclean' first to compile for
@@ -112,65 +112,138 @@ define(WK_CHECK_CACHE,
   ])
 
 
-
-
 ######################################################################
-# Check for SysV IPC  (from GIMP)
-#   And see whether we have a SHM_LOCK (FreeBSD does not have it).
+# Check for -fPIC etc (taken from libtool)
+# This sets CFLAGS_PIC to the required flags
+#           NO_PIC to yes if it is not possible to
+#                  generate PIC
 ######################################################################
-dnl WK_CHECK_IPC
+dnl GNUPG_CHECK_PIC
 dnl
-define(WK_CHECK_IPC,
-  [ AC_CHECK_HEADERS(sys/ipc.h sys/shm.h)
-    if test "$ac_cv_header_sys_shm_h" = "yes"; then
-      AC_MSG_CHECKING(whether shmctl IPC_RMID allowes subsequent attaches)
-      AC_TRY_RUN([
-            #include <sys/types.h>
-            #include <sys/ipc.h>
-            #include <sys/shm.h>
-            int main()
-            {
-              int id;
-              char *shmaddr;
-            id = shmget (IPC_PRIVATE, 4, IPC_CREAT | 0777);
-            if (id == -1)
-              exit (2);
-              shmaddr = shmat (id, 0, 0);
-              shmctl (id, IPC_RMID, 0);
-              if ((char*) shmat (id, 0, 0) == (char*) -1)
-              {
-                shmdt (shmaddr);
-                exit (1);
-              }
-              shmdt (shmaddr);
-              shmdt (shmaddr);
-              exit (0);
-            }
-        ],
-        AC_DEFINE(IPC_RMID_DEFERRED_RELEASE)
-        AC_MSG_RESULT(yes),
-        AC_MSG_RESULT(no),
-        AC_MSG_RESULT(assuming no))
-      AC_MSG_CHECKING(whether SHM_LOCK is available)
-      AC_TRY_COMPILE([#include <sys/types.h>
-            #include <sys/ipc.h>
-            #include <sys/shm.h>],[
-            int foo( int shm_id ) {  shmctl(shm_id, SHM_LOCK, 0); }
-            ],
-        AC_DEFINE(IPC_HAVE_SHM_LOCK)
-        AC_MSG_RESULT(yes),
-        AC_MSG_RESULT(no))
+define(GNUPG_CHECK_PIC,
+  [ AC_MSG_CHECKING(for option to create PIC)
+    CFLAGS_PIC=
+    NO_PIC=no
+    if test "$cross_compiling" = yes; then
+        AC_MSG_RESULT(assume none)
+    else
+        if test "$GCC" = yes; then
+            CFLAGS_PIC="-fPIC"
+        else
+            case "$host_os" in
+              aix3* | aix4*)
+                # All rs/6000 code is PIC
+                # but is there any non-rs/6000 AIX platform?
+                ;;
+
+              hpux9* | hpux10*)
+                CFLAGS_PIC="+Z"
+                ;;
+
+              irix5* | irix6*)
+                # PIC (with -KPIC) is the default.
+                ;;
+
+              osf3* | osf4*)
+                # FIXME - pic_flag is probably required for
+                # hppa*-osf* and i860-osf*
+                ;;
+
+              sco3.2v5*)
+                CFLAGS_PIC='-Kpic'
+                ;;
+
+              solaris2* | solaris7* )
+                CFLAGS_PIC='-KPIC'
+                ;;
+
+              sunos4*)
+                CFLAGS_PIC='-PIC'
+                ;;
+
+              *)
+                NO_PIC=yes
+                ;;
+            esac
+        fi
+
+        case "$host_cpu" in
+        rs6000 | powerpc | powerpcle)
+          # Yippee! All RS/6000 and PowerPC code is position-independent.
+          CFLAGS_PIC=""
+          ;;
+        esac
+
+        if test "$NO_PIC" = yes; then
+            AC_MSG_RESULT(not possible)
+        else
+            if test -z "$CFLAGS_PIC"; then
+               AC_MSG_RESULT(none)
+            else
+                AC_MSG_RESULT($CFLAGS_PIC)
+            fi
+        fi
     fi
   ])
 
 
+#####################################################################
+# Check for SysV IPC  (from GIMP)
+#   And see whether we have a SHM_LOCK (FreeBSD does not have it).
+#####################################################################
+dnl GNUPG_CHECK_IPC
+dnl
+define(GNUPG_CHECK_IPC,
+   [ AC_CHECK_HEADERS(sys/ipc.h sys/shm.h)
+     if test "$ac_cv_header_sys_shm_h" = "yes"; then
+       AC_MSG_CHECKING(whether shmctl IPC_RMID allowes subsequent attaches)
+       AC_TRY_RUN([
+             #include <sys/types.h>
+             #include <sys/ipc.h>
+             #include <sys/shm.h>
+             int main()
+             {
+               int id;
+               char *shmaddr;
+             id = shmget (IPC_PRIVATE, 4, IPC_CREAT | 0777);
+             if (id == -1)
+               exit (2);
+               shmaddr = shmat (id, 0, 0);
+               shmctl (id, IPC_RMID, 0);
+               if ((char*) shmat (id, 0, 0) == (char*) -1)
+               {
+                 shmdt (shmaddr);
+                 exit (1);
+               }
+               shmdt (shmaddr);
+               shmdt (shmaddr);
+               exit (0);
+             }
+         ],
+         AC_DEFINE(IPC_RMID_DEFERRED_RELEASE)
+         AC_MSG_RESULT(yes),
+         AC_MSG_RESULT(no),
+         AC_MSG_RESULT(assuming no))
+       AC_MSG_CHECKING(whether SHM_LOCK is available)
+       AC_TRY_COMPILE([#include <sys/types.h>
+             #include <sys/ipc.h>
+             #include <sys/shm.h>],[
+             int foo( int shm_id ) {  shmctl(shm_id, SHM_LOCK, 0); }
+             ],
+         AC_DEFINE(IPC_HAVE_SHM_LOCK)
+         AC_MSG_RESULT(yes),
+         AC_MSG_RESULT(no))
+     fi
+   ])
+
+
 ######################################################################
 # Check whether mlock is broken (hpux 10.20 raises a SIGBUS if mlock
 # is not called from uid 0 (not tested whether uid 0 works)
 ######################################################################
-dnl WK_CHECK_MLOCK
+dnl GNUPG_CHECK_MLOCK
 dnl
-define(WK_CHECK_MLOCK,
+define(GNUPG_CHECK_MLOCK,
   [ AC_CHECK_FUNCS(mlock)
     if test "$ac_cv_func_mlock" = "yes"; then
         AC_MSG_CHECKING(whether mlock is broken)
@@ -533,3 +606,4 @@ strdup __argz_count __argz_stringify __argz_next])
         < $srcdir/po/POTFILES.in > po/POTFILES
   ])
 
+dnl *-*wedit:notab*-*  Please keep this as the last line.