Merge branch 'mesa_7_7_branch'
[mesa.git] / bin / mklib
index 2bfd1b9e04968a25a91c78677fc724d11b623a58..0acaeb96eae0304402b4abd79a7c7c8934a625a7 100755 (executable)
--- a/bin/mklib
+++ b/bin/mklib
 # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 
+# Given a list of files, look for .a archives and unpack them.
+# Return the original list of files minus the .a files plus the unpacked files.
+expand_archives() {
+    FILES=$@
+    NEWFILES=""
+    for FILE in $FILES ; do
+        case $FILE in
+            *.a)
+                # extract the .o files from this .a archive
+                MEMBERS=`ar t $FILE`
+                ar x $FILE
+                NEWFILES="$NEWFILES $MEMBERS"
+                ;;
+            *)
+                # other file type, just add to list
+                NEWFILES="$NEWFILES $FILE"
+                ;;
+        esac
+    done
+    echo $NEWFILES
+}
+
+
+# Given a list of files, look for .a archives and return a list of all objects
+# in the .a archives.
+contents_of_archives() {
+    FILES=$@
+    NEWFILES=""
+    for FILE in $FILES ; do
+        case $FILE in
+            *.a)
+                # get list of members in this .a archive
+                MEMBERS=`ar t $FILE`
+                NEWFILES="$NEWFILES $MEMBERS"
+                ;;
+            *)
+                # skip other file types
+                ;;
+        esac
+    done
+    echo $NEWFILES
+}
+
+
+# Make static library with 'ar'
+# params:
+#    options to ar
+#    1 or 0 to indicate if ranlib should be run
+#    libname to make
+#    list of object files
+# Return name of library we made
+# Example: "make_ar_static_lib -ru 1 libfoo.a foo.o bar.o"
+make_ar_static_lib() {
+    OPTS=$1
+    shift;
+    RANLIB=$1
+    shift;
+    LIBNAME=$1
+    shift;
+    OBJECTS=$@
+
+    # remove existing lib, if present
+    rm -f ${LIBNAME}
+
+    # make static lib
+    ar ${OPTS} ${LIBNAME} ${OBJECTS}
+
+    # run ranlib
+    if [ ${RANLIB} = 1 ] ; then
+        ranlib ${LIBNAME}
+    fi
+
+    echo ${LIBNAME}
+}
+
+
+# Print usage info.
+usage() {
+    echo 'Usage: mklib [options] objects'
+    echo 'Create a shared library from object files.'
+    echo '  -o LIBRARY    specifies the name of the resulting library, without'
+    echo '                the leading "lib" or any suffix.'
+    echo '                (eg: "-o GL" might result in "libGL.so" being made)'
+    echo '  -major N      specifies major version number (default is 1)'
+    echo '  -minor N      specifies minor version number (default is 0)'
+    echo '  -patch N      specifies patch version number (default is 0)'
+    echo '  -lLIBRARY     specifies a dependency on LIBRARY'
+    echo '  -LDIR         search in DIR for library dependencies at build time'
+    echo '  -RDIR         search in DIR for library dependencies at run time'
+    echo '  -linker L     explicity specify the linker program to use (eg: gcc, g++)'
+    echo '                Not observed on all systems at this time.'
+    echo '  -ldflags OPT  specify any additional linker flags in OPT'
+    echo '  -cplusplus    link with C++ runtime'
+    echo '  -static       make a static library (default is dynamic/shared)'
+    echo '  -dlopen       make a shared library suitable for dynamic loading'
+    echo '  -install DIR  put resulting library file(s) in DIR'
+    echo '  -arch ARCH    override using `uname` to determine host system'
+    echo '  -archopt OPT  specify an extra achitecture-specific option OPT'
+    echo '  -altopts OPTS alternate options to override all others'
+    echo "  -noprefix     don't prefix library name with 'lib' nor add any suffix"
+    echo '  -exports FILE only export the symbols listed in FILE'
+    echo '  -id NAME      Sets the id of the dylib (Darwin)'
+    echo '  -h, --help    display this information and exit'
+}
+
+
 #
 # Option defaults
 #
@@ -43,7 +149,7 @@ ARCH="auto"
 ARCHOPT=""
 NOPREFIX=0
 EXPORTS=""
-
+ID=""
 
 #
 # Parse arguments
@@ -52,28 +158,7 @@ while true
 do
     case $1 in
        '-h' | '--help')
-           echo 'Usage: mklib [options] objects'
-           echo 'Create a shared library from object files.'
-           echo '  -o LIBRARY    specifies the name of the resulting library, without'
-           echo '                the leading "lib" or any suffix.'
-           echo '                (eg: "-o GL" might result in "libGL.so" being made)'
-           echo '  -major N      specifies major version number (default is 1)'
-           echo '  -minor N      specifies minor version number (default is 0)'
-           echo '  -patch N      specifies patch version number (default is 0)'
-           echo '  -lLIBRARY     specifies a dependency on LIBRARY'
-           echo '  -LDIR         search in DIR for library dependencies'
-           echo '  -linker L     explicity specify the linker program to use (eg: gcc, g++)'
-           echo '                Not observed on all systems at this time.'
-           echo '  -ldflags OPT  specify any additional linker flags in OPT'
-           echo '  -cplusplus    link with C++ runtime'
-           echo '  -static       make a static library (default is dynamic/shared)'
-           echo '  -dlopen       make a shared library suitable for dynamic loading'
-           echo '  -install DIR  put resulting library file(s) in DIR'
-           echo '  -arch ARCH    override using `uname` to determine host system'
-           echo '  -archopt OPT  specify an extra achitecture-specific option OPT'
-           echo "  -noprefix     don't prefix library name with 'lib' nor add any suffix"
-           echo '  -exports FILE only export the symbols listed in FILE'
-           echo '  -h, --help    display this information and exit'
+           usage
            exit 1
            ;;
        '-o')
@@ -106,6 +191,12 @@ do
        -L*)
            DEPS="$DEPS $1"
            ;;
+       -R*)
+           DEPS="$DEPS $1"
+           ;;
+       -Wl*)
+            DEPS="$DEPS $1"
+            ;;
        -pthread)
            # this is a special case (see bugzilla 10876)
            DEPS="$DEPS $1"
@@ -134,6 +225,10 @@ do
            shift 1;
            ARCHOPT=$1
            ;;
+       '-altopts')
+            shift 1;
+            ALTOPTS=$1
+            ;;
        '-noprefix')
            NOPREFIX=1
            ;;
@@ -141,6 +236,10 @@ do
            shift 1;
            EXPORTS=$1
            ;;
+       '-id')
+           shift 1;
+           ID=$1
+           ;;
        -*)
            echo "mklib: Unknown option: " $1 ;
            exit 1
@@ -159,15 +258,32 @@ if [ ${ARCH} = "auto" ] ; then
 fi
 
 
+if [ $STATIC = 1 ]; then
+    # filter out linker options inside object list
+    NEWOBJECTS=""
+    for OBJ in $OBJECTS ; do
+       case $OBJ in
+           -Wl,*)
+               echo "mklib: warning: ignoring $OBJ for static library"
+               ;;
+           *)
+               NEWOBJECTS="$NEWOBJECTS $OBJ"
+               ;;
+       esac
+    done
+    OBJECTS=$NEWOBJECTS
+fi
+
+
 #
 # Error checking
 #
 if [ "x${LIBNAME}" = "x" ] ; then
-    echo "mklib: Error: no library name specified"
+    echo "mklib: Error: no library name specified (-h for help)"
     exit 1
 fi
 if [ "x${OBJECTS}" = "x" ] ; then
-    echo "mklib: Error: no object files specified"
+    echo "mklib: Error: no object files specified (-h for help)"
     exit 1
 fi
 
@@ -184,6 +300,7 @@ if [  ]  ; then
     echo PATCH is $PATCH
     echo DEPS are $DEPS
     echo "EXPORTS in" $EXPORTS
+    echo ID is $ID
     echo "-----------------"
 fi
 
@@ -193,7 +310,7 @@ fi
 #
 case $ARCH in
 
-    'Linux' | 'OpenBSD' | 'GNU' | GNU/*)
+    'Linux' | 'OpenBSD' | 'DragonFly' | 'GNU' | GNU/*)
        # we assume gcc
 
        if [ "x$LINK" = "x" ] ; then
@@ -208,8 +325,13 @@ case $ARCH in
        if [ $NOPREFIX = 1 ] ; then
            # No "lib" or ".so" part
            echo "mklib: Making" $ARCH "shared library: " ${LIBNAME}
-           #OPTS="-shared -Wl,-soname,${LIBNAME}"  # soname???
-           OPTS="-shared"
+           case $ARCH in 'Linux' | 'GNU' | GNU/*)
+               OPTS="-Xlinker -Bsymbolic -shared"
+           ;;
+           *)
+               OPTS="-shared"
+           ;;
+           esac
 
            # Check if objects are 32-bit and we're running in 64-bit
            # environment.  If so, pass -m32 flag to linker.
@@ -219,23 +341,34 @@ case $ARCH in
                OPTS="-m32 ${OPTS}"
            fi
 
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
+
             rm -f ${LIBNAME}
             # make lib
             ${LINK} ${OPTS} ${LDFLAGS} -o ${LIBNAME} ${OBJECTS} ${DEPS}
             # finish up
             FINAL_LIBS="${LIBNAME}"
         elif [ $STATIC = 1 ] ; then
+           # make a static .a library
             LIBNAME="lib${LIBNAME}.a"     # prefix with "lib", suffix with ".a"
             echo "mklib: Making" $ARCH "static library: " ${LIBNAME}
-            LINK="ar"
             OPTS="-ru"
-            rm -f ${LIBNAME}
-            # make lib
-            ${LINK} ${OPTS} ${LIBNAME} ${OBJECTS}
-            ranlib ${LIBNAME}
-            # finish up
-            FINAL_LIBS=${LIBNAME}
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
+
+           # expand .a into .o files
+           NEW_OBJECTS=`expand_archives $OBJECTS`
+
+            # make static lib
+           FINAL_LIBS=`make_ar_static_lib ${OPTS} 1 ${LIBNAME} ${NEW_OBJECTS}`
+
+           # remove temporary extracted .o files
+           rm -f `contents_of_archives $OBJECTS`
         else
+           # make dynamic library
            LIBNAME="lib${LIBNAME}"     # prefix with "lib"
            case $ARCH in 'Linux' | 'GNU' | GNU/*)
                OPTS="-Xlinker -Bsymbolic -shared -Wl,-soname,${LIBNAME}.so.${MAJOR}"
@@ -247,7 +380,7 @@ case $ARCH in
            if [ $EXPORTS ] ; then
                #OPTS="${OPTS} -Xlinker --retain-symbols-file ${EXPORTS}"
                # Make the 'exptmp' file for --version-script option
-               echo "VERSION_${MAJOR}.${MINOR} {" > exptmp
+               echo "{" > exptmp
                echo "global:" >> exptmp
                sed 's/$/;/' ${EXPORTS} >> exptmp
                echo "local:" >> exptmp
@@ -264,6 +397,9 @@ case $ARCH in
            if [ "${ABI32}" -a `uname -m` = "x86_64" ] ; then
                OPTS="-m32 ${OPTS}"
            fi
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
 
            if [ x${PATCH} = "x" ] ; then
                VERSION="${MAJOR}.${MINOR}"
@@ -293,9 +429,7 @@ case $ARCH in
         if [ $STATIC = 1 ] ; then
            LIBNAME="lib${LIBNAME}.a"
            echo "mklib: Making SunOS static library: " ${LIBNAME}
-           rm -f ${LIBNAME}
-           ar -ruv ${LIBNAME} ${OBJECTS}
-           FINAL_LIBS=${LIBNAME}
+           FINAL_LIBS=`make_ar_static_lib -ruv 0 ${LIBNAME} ${OBJECTS}`
        else
            if [ $NOPREFIX = 0 ] ; then
                LIBNAME="lib${LIBNAME}.so"
@@ -313,7 +447,7 @@ case $ARCH in
                        # use g++
                        LINK="g++"
                    else
-                       echo "mklib: warning: can't find C++ comiler, trying CC."
+                       echo "mklib: warning: can't find C++ compiler, trying CC."
                        LINK="CC"
                    fi
                else
@@ -339,25 +473,55 @@ case $ARCH in
                fi
            fi
 
+           # If using Sun C++ compiler, need to tell it not to add runpaths
+           # that are specific to the build machine
+           if [ ${LINK} = "CC" ] ; then
+               OPTS="${OPTS} -norunpath"
+           fi
+
+           # Solaris linker requires explicitly listing the Standard C & C++
+           # libraries in the link path when building shared objects
+           if [ ${LINK} = "CC" ] ; then
+               DEPS="${DEPS} -lCrun"
+           fi
+           DEPS="${DEPS} -lc"
+
+           if [ $EXPORTS ] ; then
+               # Make the 'mapfile.scope' linker mapfile
+               echo "{" > mapfile.scope
+               echo "global:" >> mapfile.scope
+               sed 's/$/;/' ${EXPORTS} >> mapfile.scope
+               echo "local:" >> mapfile.scope
+               echo "    *;" >> mapfile.scope
+               echo "};" >> mapfile.scope
+               OPTS="${OPTS} -Wl,-Mmapfile.scope"
+           fi
+
            # Check if objects are SPARC v9
            # file says: ELF 64-bit MSB relocatable SPARCV9 Version 1
            set ${OBJECTS}
-           SPARCV9=`file $1 | grep SPARCV9`
-           if [ "${SPARCV9}" ] ; then
-               OPTS="${OPTS} -xarch=v9"
+           if [ ${LINK} = "cc" -o ${LINK} = "CC" ] ; then
+               SPARCV9=`file $1 | grep SPARCV9`
+               if [ "${SPARCV9}" ] ; then
+                   OPTS="${OPTS} -xarch=v9"
+               fi
            fi
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
 
            # for debug:
            #echo "mklib: linker is" ${LINK} ${OPTS}
            if [ $NOPREFIX = 1 ] ; then
                rm -f ${LIBNAME}
                ${LINK} ${OPTS} ${LDFLAGS} -o ${LIBNAME} ${OBJECTS} ${DEPS}
+               FINAL_LIBS="${LIBNAME}"
            else
                rm -f ${LIBNAME}.${MAJOR} ${LIBNAME}
-               ${LINK} ${OPTS} ${LDFLAGS} -o ${LIBNAME}.${MAJOR} ${OBJECTS} ${DEPS}
+               ${LINK} ${OPTS} ${LDFLAGS} -o ${LIBNAME}.${MAJOR} -h ${LIBNAME}.${MAJOR} ${OBJECTS} ${DEPS}
                ln -s ${LIBNAME}.${MAJOR} ${LIBNAME}
+               FINAL_LIBS="${LIBNAME}.${MAJOR} ${LIBNAME}"
            fi
-           FINAL_LIBS="${LIBNAME}.${MAJOR} ${LIBNAME}"
        fi
        ;;
 
@@ -377,19 +541,31 @@ case $ARCH in
            # No "lib" or ".so" part
            echo "mklib: Making FreeBSD shared library: " ${LIBNAME}
            OPTS="-shared"
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
            rm -f ${LIBNAME}
            ${LINK} ${OPTS} ${LDFLAGS} -o ${LIBNAME} ${OBJECTS} ${DEPS}
            FINAL_LIBS=${LIBNAME}
         elif [ $STATIC = 1 ] ; then
+           # make a static .a library
            STLIB="lib${LIBNAME}.a"
            echo "mklib: Making FreeBSD static library: " ${STLIB}
-           rm -f ${STLIB}
-           ar cq ${STLIB} ${OBJECTS}
-           ranlib ${STLIB}
-           FINAL_LIBS=${STLIB}
+
+           # expand .a into .o files
+           NEW_OBJECTS=`expand_archives $OBJECTS`
+
+           FINAL_LIBS=`make_ar_static_lib cq 1 ${STLIB} ${NEW_OBJECTS}`
+
+           # remove temporary extracted .o files
+           rm -f `contents_of_archives $OBJECTS`
        else
+           # make dynamic library
            SHLIB="lib${LIBNAME}.so.${MAJOR}"
            OPTS="-shared -Wl,-soname,${SHLIB}"
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
            echo "mklib: Making FreeBSD shared library: " ${SHLIB}
            rm -f ${SHLIB}
            ${LINK} ${OPTS} ${LDFLAGS} -o ${SHLIB} ${OBJECTS} ${DEPS}
@@ -402,10 +578,7 @@ case $ARCH in
         if [ $STATIC = 1 ] ; then
            LIBNAME="lib${LIBNAME}_pic.a"
            echo "mklib: Making NetBSD PIC static library: " ${LIBNAME}
-           rm -f ${LIBNAME}
-           ar cq ${LIBNAME} ${OBJECTS}
-           ranlib ${LIBNAME}
-           FINAL_LIBS=${LIBNAME}
+           FINAL_LIBS=`make_ar_static_lib cq 1 ${LIBNAME} ${OBJECTS}`
        else
            LIBNAME="lib${LIBNAME}.so.${MAJOR}.${MINOR}"
            echo "mklib: Making NetBSD PIC shared library: " ${LIBNAME}
@@ -418,9 +591,7 @@ case $ARCH in
     'IRIX' | 'IRIX64')
         if [ $STATIC = 1 ] ; then
            LIBNAME="lib${LIBNAME}.a"
-           rm -f ${LIBNAME}
-           ar rc ${LIBNAME} ${OBJECTS}
-           FINAL_LIBS=${LIBNAME}
+           FINAL_LIBS=`make_ar_static_lib rc 0 ${LIBNAME} ${OBJECTS}`
        else
            LIBNAME="lib${LIBNAME}.so"  # prefix with "lib", suffix with ".so"
 
@@ -443,6 +614,10 @@ case $ARCH in
                exit 1
            fi
 
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
+
            if [ $CPLUSPLUS = 1 ] ; then
                LINK="CC"
            else
@@ -467,9 +642,7 @@ case $ARCH in
         if [ $STATIC = 1 ] ; then
            LIBNAME="lib${LIBNAME}.a"
            echo "mklib: Making HP-UX static library: " ${LIBNAME}
-           rm -f ${LIBNAME}
-           ar -ruv ${LIBNAME} ${OBJECTS}
-           FINAL_LIBS=${LIBNAME}
+           FINAL_LIBS=`make_ar_static_lib -ruv 0 ${LIBNAME} ${OBJECTS}`
        else
             # HP uses a .2 for their current GL/GLU libraries
            if [ ${LIBNAME} = "GL" -o ${LIBNAME} = "GLU" ] ; then
@@ -499,8 +672,7 @@ case $ARCH in
        if [ $STATIC = 1 ] ; then
            LIBNAME="lib${LIBNAME}.a"
            echo "mklib: Making AIX static library: " ${LIBNAME}
-           ar -ruv ${X64} ${LIBNAME} ${OBJECTS}
-           FINAL_LIBS=${LIBNAME}
+           FINAL_LIBS=`make_ar_static_lib -ruv 0 ${LIBNAME} ${OBJECTS}`
        else
            EXPFILE="lib${LIBNAME}.exp"
            LIBNAME="lib${LIBNAME}.a"  # shared objects are still stored in the .a libraries
@@ -523,6 +695,10 @@ case $ARCH in
                }
            }' | sort -u >> ${EXPFILE}
 
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
+
             # On AIX a shared library is linked differently when
             # you want to dlopen the file
            if [ $DLOPEN = "1" ] ; then
@@ -547,9 +723,7 @@ case $ARCH in
         if [ $STATIC = 1 ] ; then
            LIBNAME="lib${LIBNAME}.a"
            echo "mklib: Making OSF/1 static library: " ${LIBNAME}
-           rm -f ${LIBNAME}
-           ar -ruv ${LIBNAME} ${OBJECTS}
-           FINAL_LIBS=${LIBNAME}
+           FINAL_LIBS=`make_ar_static_lib -ruv 0 ${LIBNAME} ${OBJECTS}`
        else
            VERSION="${MAJOR}.${MINOR}"
            LIBNAME="lib${LIBNAME}.so"
@@ -574,6 +748,9 @@ case $ARCH in
             echo "mklib: Making Darwin static library: " ${LIBNAME}
             LINK="ar"
             OPTS="-ruvs"
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
             ${LINK} ${OPTS} ${LIBNAME} ${OBJECTS}
             FINAL_LIBS=${LIBNAME}
         else
@@ -582,22 +759,34 @@ case $ARCH in
                 LIBSUFFIX="bundle"
                 OPTS="${ARCHOPT} -bundle -multiply_defined suppress"
             else
-               LIBSUFFIX="dylib"
-                OPTS="${ARCHOPT} -dynamiclib -multiply_defined suppress -current_version ${MAJOR}.${MINOR}.0 -compatibility_version ${MAJOR}.${MINOR}.0 -install_name lib${LIBNAME}.${MAJOR}.${LIBSUFFIX}"
+                LIBSUFFIX="dylib"
+                if [ -z "$ID" ] ; then
+                    ID="lib${LIBNAME}.${MAJOR}.${LIBSUFFIX}"
+                fi
+                OPTS="${ARCHOPT} -dynamiclib -multiply_defined suppress -current_version ${MAJOR}.${MINOR}.0 -compatibility_version ${MAJOR}.${MINOR}.0 -install_name ${ID}"
+            fi
+
+            if [ ${EXPORTS} ] ; then
+                if [ -f ${EXPORTS}".darwin" ] ; then
+                    EXPORTS=$EXPORTS".darwin"
+                fi
+                OPTS="${OPTS} -exported_symbols_list ${EXPORTS}"
             fi
-            LINKNAME="lib${LIBNAME}.${LIBSUFFIX}"
-            LIBNAME="lib${LIBNAME}.${MAJOR}.${LIBSUFFIX}"
+
+            LINKNAME="lib${LIBNAME}.${MAJOR}.${LIBSUFFIX}"
+            LINKNAME2="lib${LIBNAME}.${LIBSUFFIX}"
+            LIBNAME="lib${LIBNAME}.${MAJOR}.${MINOR}.${LIBSUFFIX}"
 
            # examine first object to determine ABI
            set ${OBJECTS}
-           ABI_PPC=`file $1 | grep 'object ppc'`
-           ABI_I386=`file $1 | grep 'object i386'`
-           if [ "${ABI_PPC}" ] ; then
-               OPTS="${OPTS} -arch ppc"
-           fi
-           if [ "${ABI_I386}" ] ; then
-               OPTS="${OPTS} -arch i386"
-           fi
+            ABIS=`lipo -info $1 | sed s/.*://`
+            for ABI in $ABIS; do
+                OPTS="${OPTS} -arch ${ABI}"
+            done
+
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
 
            # XXX can we always add -isysroot /Developer/SDKs/MacOSX10.4u.sdk
            # to OPTS here?
@@ -610,25 +799,25 @@ case $ARCH in
            fi
 
             echo "mklib: Making Darwin shared library: " ${LIBNAME}
+
             ${LINK} ${OPTS} ${LDFLAGS} -o ${LIBNAME} ${OBJECTS} ${DEPS}
             ln -s ${LIBNAME} ${LINKNAME}
-            FINAL_LIBS="${LIBNAME} ${LINKNAME}"
+            ln -s ${LIBNAME} ${LINKNAME2}
+            FINAL_LIBS="${LIBNAME} ${LINKNAME} ${LINKNAME2}"
         fi
         ;;
 
     'LynxOS')
        LIBNAME="lib${LIBNAME}.a"
        echo "mklib: Making LynxOS static library: " ${LIBNAME}
-       rm -f ${LIBNAME}
-       ar ru ${LIBNAME} ${OBJECTS}
-       FINAL_LIBS=${LIBNAME}
+        FINAL_LIBS=`make_ar_static_lib -ru 0 ${LIBNAME} ${OBJECTS}`
        ;;
 
     'BeOS')
         if [ $STATIC = 1 ] ; then
             LIBNAME="lib${LIBNAME}.a"
             echo "mklib: Making BeOS static library: " ${LIBNAME}
-            ar -cru "${LIBNAME}" ${OBJECTS}
+            FINAL_LIBS=`make_ar_static_lib -cru 0 ${LIBNAME} ${OBJECTS}`
         else
            LIBNAME="lib${LIBNAME}.so"
            echo "mklib: Making BeOS shared library: " ${LIBNAME}
@@ -664,6 +853,9 @@ case $ARCH in
             echo "mklib: Making Intel ICC static library: " ${LIBNAME}.a
             LINK="ar"
             OPTS="-ruv"
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
             # make lib
             ${LINK} ${OPTS} ${LIBNAME}.a ${OBJECTS}
             # finish up
@@ -674,6 +866,9 @@ case $ARCH in
             else
                  OPTS="-shared"
             fi
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
             VERSION="${MAJOR}.${MINOR}.${PATCH}"
             echo "mklib: Making Intel ICC shared library: " ${LIBNAME}.so.${VERSION}
 
@@ -701,9 +896,7 @@ case $ARCH in
         if [ $STATIC = 1 ] ; then
            LIBNAME="lib${LIBNAME}.a"
            echo "mklib: Making AIX GCC static library: " ${LIBNAME}
-           rm -f ${LIBNAME}
-           ar ru ${LIBNAME} ${OBJECTS}
-           FINAL_LIBS=${LIBNAME}
+            FINAL_LIBS=`make_ar_static_lib ru 0 ${LIBNAME} ${OBJECTS}`
        else
            LIBNAME="lib${LIBNAME}.so"  # prefix with "lib", suffix with ".so"
            echo "mklib: Making AIX GCC shared library: " ${LIBNAME}
@@ -724,28 +917,39 @@ case $ARCH in
        fi
        LIBNAME="lib${LIBNAME}.a"
        echo "mklib: Making static library for Ultrix: " ${LIBNAME}
-       rm -f ${LIBNAME}
-       ar ru ${LIBNAME} ${OBJECTS}
-       FINAL_LIBS="${LIBNAME}"
+        FINAL_LIBS=`make_ar_static_lib ru 0 ${LIBNAME} ${OBJECTS}`
        ;;
 
      CYGWIN*)
        # GCC-based environment
+       if [ $NOPREFIX = 1 ] ; then
+           # No "lib" or ".so" part
+           echo "mklib: Making CYGWIN shared library: " ${LIBNAME}
+           OPTS="-shared -Wl,--enable-auto-image-base"
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
+           rm -f ${LIBNAME}
+           ${LINK} ${OPTS} ${LDFLAGS} -o ${LIBNAME} ${OBJECTS} ${DEPS}
+           FINAL_LIBS=${LIBNAME}
+        else
        CYGNAME="cyg${LIBNAME}"     # prefix with "cyg"
        LIBNAME="lib${LIBNAME}"     # prefix with "lib"
 
         if [ $STATIC = 1 ] ; then
-            echo "mklib: Making" $ARCH "static library: " ${LIBNAME}.a
-            LINK="ar"
+           LIBNAME=${LIBNAME}.a
+            echo "mklib: Making" $ARCH "static library: " ${LIBNAME}
             OPTS="-ru"
-            # make lib
-            ${LINK} ${OPTS} ${LIBNAME}.a ${OBJECTS}
-           ranlib ${LIBNAME}.a
-            # finish up
-            FINAL_LIBS=${LIBNAME}.a
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
+            FINAL_LIBS=`make_ar_static_lib ${OPTS} 1 ${LIBNAME} ${OBJECTS}`
         else
-           OPTS="-shared -Wl,-export-all -Wl,--out-implib=${LIBNAME}-${MAJOR}.dll.a"
-            echo "mklib: Making" $ARCH "shared library: " ${LIBNAME}-${MAJOR}.dll
+           OPTS="-shared -Wl,--enable-auto-image-base -Wl,-export-all -Wl,--out-implib=${LIBNAME}-${MAJOR}.dll.a"
+            if [ "${ALTOPTS}" ] ; then
+                OPTS=${ALTOPTS}
+            fi
+            echo "mklib: Making" $ARCH "shared library: " ${CYGNAME}-${MAJOR}.dll
 
             if [ $CPLUSPLUS = 1 ] ; then
                 LINK="g++"
@@ -754,7 +958,8 @@ case $ARCH in
             fi
 
             # rm any old libs
-            rm -f ${LIBNAME}-${MAJOR}.dll
+            rm -f ${CYGNAME}-${MAJOR}.dll
+            rm -f ${LIBNAME}-${MAJOR}.dll.a
             rm -f ${LIBNAME}.dll.a
             rm -f ${LIBNAME}.a
 
@@ -767,6 +972,7 @@ case $ARCH in
            # special case for installing in bin
             FINAL_BINS="${CYGNAME}-${MAJOR}.dll"
         fi
+        fi
        ;;
 
     'example')
@@ -775,9 +981,7 @@ case $ARCH in
         if [ $STATIC = 1 ] ; then
            LIBNAME="lib${LIBNAME}.a"
            echo "mklib: Making static library for example arch: " ${LIBNAME}
-           rm -f ${LIBNAME}
-           ar rv ${LIBNAME} ${OBJECTS}
-           FINAL_LIBS="${LIBNAME}"
+            FINAL_LIBS=`make_ar_static_lib rv 0 ${LIBNAME} ${OBJECTS}`
        else
            LIBNAME="lib${LIBNAME}.so"  # prefix with "lib", suffix with ".so"
            echo "mklib: Making shared library for example arch: " ${LIBNAME}
@@ -798,5 +1002,6 @@ esac
 #
 if [ ${INSTALLDIR} != "." ] ; then
     echo "mklib: Installing" ${FINAL_LIBS} "in" ${INSTALLDIR}
+    test -d ${INSTALLDIR} || mkdir -p ${INSTALLDIR}
     mv ${FINAL_LIBS} ${INSTALLDIR}/
 fi