* ltmain.in (module, droppeddeps): if libtool could not satisfy

all dependencies of a module, it will only build a static version
of it, and display a warning message

diff --git a/ChangeLog b/ChangeLog
index adf3ba2b65d5c16962f5884c3e4187c6c5a49b0e..a7f4b9565469cb5139d501b3967c659d2cca91b2 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+1999-01-20  Alexandre Oliva  <oliva@dcc.unicamp.br>
+
+       * ltmain.in (module, droppeddeps): if libtool could not satisfy
+       all dependencies of a module, it will only build a static version
+       of it, and display a warning message
+
 1999-01-20  Erez Zadok <ezk@shekel.mcl.cs.columbia.edu>
 
        * ltconfig.in (aix4*, with_gcc, archive_cmds): fix typo in Andrey

diff --git a/ltmain.in b/ltmain.in
index 7b672d357330dbb6d0f10a3efbb8078d183d11eb..02fb1766d3a15870bb5a8bfd6e61c75c146e9b56 100644 (file)
--- a/ltmain.in
+++ b/ltmain.in
@@ -1558,6 +1558,7 @@ compiler."
        versuffix=""
        major=""
        newdeplibs=
+       droppeddeps=no
        case "$deplibs_check_method" in
        pass_all)
          newdeplibs=$deplibs
@@ -1590,6 +1591,7 @@ EOF
                if test `expr "$ldd_output" : ".*$deplib_match"` -ne 0 ; then
                  newdeplibs="$newdeplibs $i"
                else
+                 droppeddeps=yes
                  echo
                  echo "*** Warning: This library needs some functionality provided by $i."
                  echo "*** I have the capability to make that library automatically link in when"
@@ -1619,6 +1621,7 @@ EOF
                    if test `expr "$ldd_output" : ".*$deplib_match"` -ne 0 ; then
                      newdeplibs="$newdeplibs $i"
                    else
+                     droppeddeps=yes
                      echo
                      echo "*** Warning: This library needs some functionality provided by $i."
                      echo "*** I have the capability to make that library automatically link in when"
@@ -1626,6 +1629,7 @@ EOF
                      echo "*** shared version of the library, which you do not appear to have."
                    fi
                else
+                 droppeddeps=yes
                  echo
                  echo "*** Warning!  Library $i is needed by this library but I was not able to"
                  echo "***  make it link in!  You will probably need to install it or some"
@@ -1702,6 +1706,7 @@ EOF
                  ;;
              esac
              if test -n "$a_deplib" ; then
+               droppeddeps=yes
                echo
                echo "*** Warning: This library needs some functionality provided by $a_deplib."
                echo "*** I have the capability to make that library automatically link in when"
@@ -1714,13 +1719,40 @@ EOF
            fi
          done # Gone through all deplibs.
          ;;
-       none | unknown | *)  deplibs="" ;;
+       none | unknown | *) newdeplibs=""; droppeddeps=yes ;;
        esac
        versuffix=$versuffix_save
        major=$major_save
        release=$release_save
        libname=$libname_save
        name=$name_save
+
+       if test "$module,$droppeddeps" = "yes,yes"; then
+         echo
+         echo "*** Warning: libtool could not satisfy all dependencies of module $libname"
+         echo "*** Therefore, instead of creating a dynamic module that would not run, "
+         echo "*** libtool will create a static module.  As long as the dlopening"
+         echo "*** application is linked with the -dlopen flag, this should be enough."
+         if test -z "$global_symbol_pipe"; then
+           echo
+           echo "*** However, this would only work if libtool was able to extract symbol"
+           echo "*** lists from a program, using \`nm' or equivalent, but libtool could"
+           echo "*** not find such a program.  So, this module is mostly useless."
+         fi
+         if test "$build_old_libs" = no; then
+           oldlibs="$output_objdir/$libname.$libext"
+           build_libtool_libs=module
+           build_old_libs=yes
+         else
+           build_libtool_libs=no
+         fi
+         dlname=
+         library_names=
+       fi
+      fi
+
+      # test again, we may have decided not to build it any more
+      if test "$build_libtool_libs" = yes; then
        deplibs=$newdeplibs
        # Done checking deplibs!
  
@@ -2362,7 +2394,12 @@ fi\
        addlibs="$convenience"
        build_libtool_libs=no
       else
-       oldobjs="$objs "`$echo "X$libobjs_save" | $SP2NL | $Xsed -e '/\.'${libext}'$/d' -e '/\.lib$/d' -e "$lo2o" | $NL2SP`
+       if test "$build_libtool_libs" = module; then
+         oldobjs="$libobjs_save"
+         build_libtool_libs=no
+       else
+         oldobjs="$objs "`$echo "X$libobjs_save" | $SP2NL | $Xsed -e '/\.'${libext}'$/d' -e '/\.lib$/d' -e "$lo2o" | $NL2SP`
+       fi
        addlibs="$old_convenience"
       fi