bin/mklib

   1 #!/bin/sh
   2
   3 # Make a shared library.
   4 # This script should be useful for projects other than Mesa.
   5 # Improvements/fixes are welcome.
   6
   7
   8 # Copyright (C) 1999-2005  Brian Paul   All Rights Reserved.
   9 #
  10 # Permission is hereby granted, free of charge, to any person obtaining a
  11 # copy of this software and associated documentation files (the "Software"),
  12 # to deal in the Software without restriction, including without limitation
  13 # the rights to use, copy, modify, merge, publish, distribute, sublicense,
  14 # and/or sell copies of the Software, and to permit persons to whom the
  15 # Software is furnished to do so, subject to the following conditions:
  16 #
  17 # The above copyright notice and this permission notice shall be included
  18 # in all copies or substantial portions of the Software.
  19 #
  20 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  21 # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  22 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  23 # BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  24 # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  25 # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26
  27
  28 function usage()
  29 {
  30     echo 'Usage: mklib [options] objects'
  31     echo 'Create a shared library from object files.'
  32     echo '  -o LIBRARY    specifies the name of the resulting library, without'
  33     echo '                the leading "lib" or any suffix.'
  34     echo '                (eg: "-o GL" might result in "libGL.so" being made)'
  35     echo '  -major N      specifies major version number (default is 1)'
  36     echo '  -minor N      specifies minor version number (default is 0)'
  37     echo '  -patch N      specifies patch version number (default is 0)'
  38     echo '  -lLIBRARY     specifies a dependency on LIBRARY'
  39     echo '  -LDIR         search in DIR for library dependencies'
  40     echo '  -linker L     explicity specify the linker program to use (eg: gcc, g++)'
  41     echo '                Not observed on all systems at this time.'
  42     echo '  -cplusplus    link with C++ runtime'
  43     echo '  -static       make a static library (default is dynamic/shared)'
  44     echo '  -install DIR  put resulting library file(s) in DIR'
  45     echo '  -arch ARCH    override using `uname` to determine host system'
  46     echo '  -archopt OPT  specify an extra achitecture-specific option OPT'
  47     echo "  -noprefix     don't prefix library name with 'lib' nor add any suffix"
  48     echo '  -exports FILE only export the symbols listed in FILE'
  49     echo '  -h, --help    display this information and exit'
  50 }
  51
  52
  53 #
  54 # Option defaults
  55 #
  56 LIBNAME=""
  57 MAJOR=1
  58 MINOR=0
  59 PATCH=""
  60 DEPS=""
  61 LINK=""
  62 CPLUSPLUS=0
  63 STATIC=0
  64 INSTALLDIR="."
  65 ARCH="auto"
  66 ARCHOPT=""
  67 NOPREFIX=0
  68 EXPORTS=""
  69
  70
  71 #
  72 # Parse arguments
  73 #
  74 while true
  75 do
  76     case $1 in
  77         '-h' | '--help')
  78             usage;
  79             exit 1
  80             ;;
  81         '-o')
  82             shift 1;
  83             LIBNAME=$1
  84             ;;
  85         '-major')
  86             shift 1;
  87             MAJOR=$1
  88             ;;
  89         '-minor')
  90             shift 1;
  91             MINOR=$1
  92             ;;
  93         '-patch')
  94             shift 1;
  95             PATCH=$1
  96             ;;
  97         '-linker')
  98             shift 1;
  99             LINK=$1
 100             ;;
 101         -l*)
 102             DEPS="$DEPS $1"
 103             ;;
 104         -L*)
 105             DEPS="$DEPS $1"
 106             ;;
 107         '-cplusplus')
 108             CPLUSPLUS=1
 109             ;;
 110         '-static')
 111             STATIC=1
 112             ;;
 113         '-install')
 114             shift 1;
 115             INSTALLDIR=$1
 116             ;;
 117         '-arch')
 118             shift 1;
 119             ARCH=$1
 120             ;;
 121         '-archopt')
 122             shift 1;
 123             ARCHOPT=$1
 124             ;;
 125         '-noprefix')
 126             NOPREFIX=1
 127             ;;
 128         '-exports')
 129             shift 1;
 130             EXPORTS=$1
 131             ;;
 132         -*)
 133             echo "mklib: Unknown option: " $1 ;
 134             exit 1
 135             ;;
 136         *)
 137             # This should be the first object file, stop parsing
 138             break
 139     esac
 140     shift 1
 141 done
 142 OBJECTS=$@
 143
 144
 145 if [ ${ARCH} = "auto" ] ; then
 146     ARCH=`uname`
 147 fi
 148
 149
 150 #
 151 # Error checking
 152 #
 153 if [ "x${LIBNAME}" = "x" ] ; then
 154     echo "mklib: Error: no library name specified"
 155     exit 1
 156 fi
 157 if [ "x${OBJECTS}" = "x" ] ; then
 158     echo "mklib: Error: no object files specified"
 159     exit 1
 160 fi
 161
 162
 163 #
 164 # Debugging info
 165 #
 166 if [  ]  ; then
 167     echo "-----------------"
 168     echo ARCH is $ARCH
 169     echo LIBNAME is $LIBNAME
 170     echo MAJOR is $MAJOR
 171     echo MINOR is $MINOR
 172     echo PATCH is $PATCH
 173     echo DEPS are $DEPS
 174     echo "EXPORTS in" $EXPORTS
 175     echo "-----------------"
 176 fi
 177
 178
 179 #
 180 # OK, make the library now
 181 #
 182 case $ARCH in
 183
 184     'Linux' | 'OpenBSD')
 185         # we assume gcc
 186
 187         if [ "x$LINK" = "x" ] ; then
 188             # -linker was not specified so set default link command now
 189             if [ $CPLUSPLUS = 1 ] ; then
 190                 LINK=g++
 191             else
 192                 LINK=gcc
 193             fi
 194         fi
 195
 196         if [ $NOPREFIX = 1 ] ; then
 197             # No "lib" or ".so" part
 198             echo "mklib: Making" $ARCH "shared library: " ${LIBNAME}
 199             #OPTS="-shared -Wl,-soname,${LIBNAME}"  # soname???
 200             OPTS="-shared"
 201             rm -f ${LIBNAME}
 202             # make lib
 203             ${LINK} ${OPTS} -o ${LIBNAME} ${OBJECTS} ${DEPS}
 204             # finish up
 205             FINAL_LIBS="${LIBNAME}"
 206         elif [ $STATIC = 1 ] ; then
 207             LIBNAME="lib${LIBNAME}"     # prefix with "lib"
 208             echo "mklib: Making" $ARCH "static library: " ${LIBNAME}.a
 209             LINK="ar"
 210             OPTS="-ru"
 211             # make lib
 212             ${LINK} ${OPTS} ${LIBNAME}.a ${OBJECTS}
 213             ranlib ${LIBNAME}.a
 214             # finish up
 215             FINAL_LIBS=${LIBNAME}.a
 216         else
 217             LIBNAME="lib${LIBNAME}"     # prefix with "lib"
 218             if [ $ARCH = 'Linux' ] ; then
 219                 OPTS="-Xlinker -Bsymbolic -shared -Wl,-soname,${LIBNAME}.so.${MAJOR}"
 220             else
 221                 OPTS="-shared -Wl,-soname,${LIBNAME}.so.${MAJOR}"
 222             fi
 223             if [ $EXPORTS ] ; then
 224                 #OPTS="${OPTS} -Xlinker --retain-symbols-file ${EXPORTS}"
 225                 # Make the 'exptmp' file for --version-script option
 226                 echo "VERSION_${MAJOR}.${MINOR} {" > exptmp
 227                 echo "global:" >> exptmp
 228                 sed 's/$/;/' ${EXPORTS} >> exptmp
 229                 echo "local:" >> exptmp
 230                 echo "*;" >> exptmp
 231                 echo "};" >> exptmp
 232                 OPTS="${OPTS} -Xlinker --version-script=exptmp"
 233                 # exptmp is removed below
 234             fi
 235
 236             # Check if objects are 32-bit and we're running in 64-bit
 237             # environment.  If so, pass -m32 flag to linker.
 238             set ${OBJECTS}
 239             ABI32=`file $1 | grep 32-bit`
 240             if [ "${ABI32}" -a `uname -m` = "x86_64" ] ; then
 241                 OPTS="-m32 ${OPTS}"
 242             fi
 243
 244             if [ x${PATCH} = "x" ] ; then
 245                 VERSION="${MAJOR}.${MINOR}"
 246             else
 247                 VERSION="${MAJOR}.${MINOR}.${PATCH}"
 248             fi
 249
 250             echo "mklib: Making" $ARCH "shared library: " ${LIBNAME}.so.${VERSION}
 251
 252             # rm any old libs
 253             rm -f ${LIBNAME}.so.${VERSION}
 254             rm -f ${LIBNAME}.so.${MAJOR}
 255             rm -f ${LIBNAME}.so
 256
 257             # make lib
 258             ${LINK} ${OPTS} -o ${LIBNAME}.so.${VERSION} ${OBJECTS} ${DEPS}
 259             # make usual symlinks
 260             ln -s ${LIBNAME}.so.${VERSION} ${LIBNAME}.so.${MAJOR}
 261             ln -s ${LIBNAME}.so.${MAJOR} ${LIBNAME}.so
 262             # finish up
 263             FINAL_LIBS="${LIBNAME}.so.${VERSION} ${LIBNAME}.so.${MAJOR} ${LIBNAME}.so"
 264 #           rm -f exptmp
 265         fi
 266         ;;
 267
 268     'SunOS')
 269         if [ $STATIC = 1 ] ; then
 270             LIBNAME="lib${LIBNAME}.a"
 271             echo "mklib: Making SunOS static library: " ${LIBNAME}
 272             rm -f ${LIBNAME}
 273             ar -ruv ${LIBNAME} ${OBJECTS}
 274             FINAL_LIBS=${LIBNAME}
 275         else
 276             LIBNAME="lib${LIBNAME}.so"
 277             echo "mklib: Making SunOS shared library: " ${LIBNAME}
 278             # XXX OPTS for gcc should be -shared, but that doesn't work.
 279             # Using -G does work though.
 280             OPTS="-G"
 281             if [ "x$LINK" = "x" ] ; then
 282                 # -linker was not specified, choose default linker now
 283                 if [ $CPLUSPLUS = 1 ] ; then
 284                     # determine linker and options for C++ code
 285                     if [ `which c++` ] ; then
 286                         # use Sun c++
 287                         LINK="c++"
 288                     elif [ `type g++` ] ; then
 289                         # use g++
 290                         LINK="g++"
 291                     else
 292                         echo "mklib: warning: can't find C++ comiler, trying CC."
 293                         LINK="CC"
 294                     fi
 295                 else
 296                     # use native Sun linker for C code
 297                     LINK="ld"
 298                 fi
 299             fi
 300             echo "mklib: linker is" ${LINK} ${OPTS}
 301             rm -f ${LIBNAME}.${MAJOR} ${LIBNAME}
 302             ${LINK} ${OPTS} -o ${LIBNAME}.${MAJOR} ${OBJECTS} ${DEPS}
 303             ln -s ${LIBNAME}.${MAJOR} ${LIBNAME}
 304             FINAL_LIBS="${LIBNAME}.${MAJOR} ${LIBNAME}"
 305         fi
 306         ;;
 307
 308     'FreeBSD')
 309         if [ $NOPREFIX = 1 ] ; then
 310             # No "lib" or ".so" part
 311             echo "mklib: Making FreeBSD shared library: " ${LIBNAME}
 312             rm -f ${LIBNAME}
 313             ld -Bshareable -o ${LIBNAME} ${OBJECTS}
 314             FINAL_LIBS=${LIBNAME}
 315         elif [ $STATIC = 1 ] ; then
 316             STLIB="lib${LIBNAME}.a"
 317             echo "mklib: Making FreeBSD static library: " ${STLIB}
 318             rm -f ${STLIB}
 319             ar cq ${STLIB} ${OBJECTS}
 320             ranlib ${STLIB}
 321             FINAL_LIBS=${STLIB}
 322         else
 323             SHLIB="lib${LIBNAME}.so.${MAJOR}.${MINOR}"
 324             echo "mklib: Making FreeBSD shared library: " ${SHLIB}
 325             rm -f ${SHLIB}
 326             ld -Bshareable -o ${SHLIB} ${OBJECTS}
 327             # XXX make lib${LIBNAME}.so.${MAJOR} symlink?
 328             FINAL_LIBS=${SHLIB}
 329         fi
 330         ;;
 331
 332     'NetBSD')
 333         if [ $STATIC = 1 ] ; then
 334             LIBNAME="lib${LIBNAME}_pic.a"
 335             echo "mklib: Making NetBSD PIC static library: " ${LIBNAME}
 336             rm -f ${LIBNAME}
 337             ar cq ${LIBNAME} ${OBJECTS}
 338             ranlib ${LIBNAME}
 339             FINAL_LIBS=${LIBNAME}
 340         else
 341             LIBNAME="lib${LIBNAME}.so.${MAJOR}.${MINOR}"
 342             echo "mklib: Making NetBSD PIC shared library: " ${LIBNAME}
 343             rm -f ${LIBNAME}
 344             ld -x -Bshareable -Bforcearchive -o ${LIBNAME} ${OBJECTS}
 345             FINAL_LIBS=${LIBNAME}
 346         fi
 347         ;;
 348
 349     'IRIX' | 'IRIX64')
 350         if [ $STATIC = 1 ] ; then
 351             LIBNAME="lib${LIBNAME}.a"
 352             rm -f ${LIBNAME}
 353             ar rc ${LIBNAME} ${OBJECTS}
 354             FINAL_LIBS=${LIBNAME}
 355         else
 356             LIBNAME="lib${LIBNAME}.so"  # prefix with "lib", suffix with ".so"
 357             # XXX we should run 'file' on the first object file to determine
 358             # if it's o32, n32 or 64 format, as we do for Linux above.
 359             if [ $ARCHOPT = "64" ] ; then
 360                 # 64-bit ABI
 361                 OPTS="-64 -shared -all"
 362                 echo "mklib: Making IRIX 64-bit shared library: " ${LIBNAME}
 363             elif [ $ARCHOPT = "o32" ] ; then
 364                 # old 32-bit ABI
 365                 OPTS="-32 -shared -all"
 366                 echo "mklib: Making IRIX o32-bit shared library: " ${LIBNAME}
 367             else
 368                 # new 32-bit ABI
 369                 OPTS="-n32 -shared -all"
 370                 echo "mklib: Making IRIX n32-bit shared library: " ${LIBNAME}
 371             fi
 372             if [ $CPLUSPLUS = 1 ] ; then
 373                 LINK="CC"
 374             else
 375                 LINK="ld"
 376             fi
 377             ${LINK} ${OPTS} -o ${LIBNAME} ${OBJECTS} ${DEPS}
 378             FINAL_LIBS=${LIBNAME}
 379         fi
 380         ;;
 381
 382     'linux-cygwin')
 383         LIBNAME="lib${LIBNAME}.a"
 384         echo "mklib: Making linux-cygwin library: " ${LIBNAME}
 385         rm -f ${LIBNAME}
 386         gnuwin32ar ruv ${LIBNAME} ${OBJECTS}
 387         FINAL_LIBS=${LIBNAME}
 388         ;;
 389
 390     'HP-UX')
 391         if [ $STATIC = 1 ] ; then
 392             LIBNAME="lib${LIBNAME}.a"
 393             echo "mklib: Making HP-UX static library: " ${LIBNAME}
 394             rm -f ${LIBNAME}
 395             ar -ruv ${LIBNAME} ${OBJECTS}
 396             FINAL_LIBS=${LIBNAME}
 397         else
 398             RUNLIB="lib${LIBNAME}.${MAJOR}"
 399             DEVLIB="lib${LIBNAME}.sl"
 400             echo "mklib: Making HP-UX shared library: " ${RUNLIB} ${DEVLIB}
 401             ld -b -o ${RUNLIB} +b ${RUNLIB} ${OBJECTS} ${DEPS}
 402             ln -s ${RUNLIB} ${DEVLIB}
 403             FINAL_LIBS="${RUNLIB} ${DEVLIB}"
 404         fi
 405         ;;
 406
 407     'AIX' | 'AIX64')
 408         if [ $ARCH = "AIX64" ] ; then
 409             X64="-X64"
 410         fi
 411
 412         if [ $STATIC = 1 ] ; then
 413             LIBNAME="lib${LIBNAME}.a"
 414             echo "mklib: Making AIX static library: " ${LIBNAME}
 415             ar -ruv ${X64} ${LIBNAME} ${OBJECTS}
 416             FINAL_LIBS=${LIBNAME}
 417         else
 418             EXPFILE="lib${LIBNAME}.exp"
 419             OFILE=shr.o  #Want to be consistent with the IBM libGL.a
 420             LIBNAME="lib${LIBNAME}.a"  # shared objects are still stored in the .a libraries
 421             if [ $ARCH = "AIX64" ] ; then
 422                 OPTS="-bE:${EXPFILE} -bM:SRE -bnoentry -q64"
 423             else
 424                 OPTS="-bE:${EXPFILE} -bM:SRE -bnoentry"
 425             fi
 426             rm -f ${EXPFILE} ${OFILE}
 427             NM="/bin/nm -eC ${X64}"
 428             echo "#! /usr/lib/${LIBNAME}" > ${EXPFILE}
 429             ${NM} ${OBJECTS} | awk '{
 430             if ((($2 == "T") || ($2 == "D") || ($2 == "B")) \
 431             && ( substr($1,1,1) != ".")) {
 432                     if (substr ($1, 1, 7) != "__sinit" &&
 433                             substr ($1, 1, 7) != "__sterm") {
 434                             if (substr ($1, 1, 5) == "__tf1")
 435                                 print (substr ($1, 7))
 436                             else if (substr ($1, 1, 5) == "__tf9")
 437                                 print (substr ($1, 15))
 438                             else
 439                                 print $1
 440                         }
 441                 }
 442             }' | sort -u >> ${EXPFILE}
 443             cc ${OPTS} -o ${OFILE} ${OBJECTS} ${DEPS}
 444             ar ${X64} -r ${LIBNAME} ${OFILE}
 445             FINAL_LIBS="${LIBNAME}"
 446         fi
 447         ;;
 448
 449     'OpenSTEP')
 450         LIBNAME="lib${LIBNAME}.a"
 451         echo "mklib: Making OpenSTEP static library: " ${LIBNAME}
 452         libtool -static -o ${LIBNAME} - ${OBJECTS}
 453         FINAL_LIBS=${LIBNAME}
 454         ;;
 455
 456     'OSF1')
 457         if [ $STATIC = 1 ] ; then
 458             LIBNAME="lib${LIBNAME}.a"
 459             echo "mklib: Making OSF/1 static library: " ${LIBNAME}
 460             rm -f ${LIBNAME}
 461             ar -ruv ${LIBNAME} ${OBJECTS}
 462             FINAL_LIBS=${LIBNAME}
 463         else
 464             VERSION="${MAJOR}.${MINOR}"
 465             LIBNAME="lib${LIBNAME}.so"
 466             echo "mklib: Making OSF/1 shared library: " ${LIBNAME}
 467             if [ "x$LINK" = "x" ] ; then
 468                 if [ $CPLUSPLUS = 1 ] ; then
 469                     LINK=cxx
 470                 else
 471                     LINK=cc
 472                 fi
 473             fi
 474             rm -f ${LIBNAME}.${VERSION}
 475             ${LINK} -o ${LIBNAME}.${VERSION} -shared -set_version ${VERSION} -soname ${LIBNAME}.${VERSION} -expect_unresolved \* -all ${OBJECTS} ${DEPS}
 476             ln -sf ${LIBNAME}.${VERSION} ${LIBNAME}
 477             FINAL_LIBS="${LIBNAME} ${LIBNAME}.${VERSION}"
 478         fi
 479         ;;
 480
 481     'Darwin')
 482         if [ $STATIC = 1 ] ; then
 483             LIBNAME="lib${LIBNAME}.a"
 484             echo "mklib: Making Darwin static library: " ${LIBNAME}
 485             LINK="ar"
 486             OPTS="-ruv"
 487             ${LINK} ${OPTS} ${LIBNAME} ${OBJECTS}
 488             FINAL_LIBS=${LIBNAME}
 489         else
 490             LIBNAME="lib${LIBNAME}.dylib"
 491             echo "mklib: Making Darwin shared library: " ${LIBNAME}
 492             FLAGS="-dynamiclib -multiply_defined suppress"
 493             if [ $CPLUSPLUS = 1 ] ; then
 494                 LINK="g++"
 495             else
 496                 LINK="cc"
 497             fi
 498             ${LINK} ${FLAGS} -o ${LIBNAME} ${OBJECTS} ${DEPS}
 499             FINAL_LIBS=${LIBNAME}
 500         fi
 501         ;;
 502
 503     'LynxOS')
 504         LIBNAME="lib${LIBNAME}.a"
 505         echo "mklib: Making LynxOS static library: " ${LIBNAME}
 506         rm -f ${LIBNAME}
 507         ar ru ${LIBNAME} ${OBJECTS}
 508         FINAL_LIBS=${LIBNAME}
 509         ;;
 510
 511     'BeOS')
 512         if [ $STATIC = 1 ] ; then
 513             LIBNAME="lib${LIBNAME}.a"
 514             echo "mklib: Making BeOS static library: " ${LIBNAME}
 515             ar -cru "${LIBNAME}" ${OBJECTS}
 516         else
 517             LIBNAME="lib${LIBNAME}.so"
 518             echo "mklib: Making BeOS shared library: " ${LIBNAME}
 519             gcc -nostart -Xlinker "-soname=${LIBNAME}" -L/Be/develop/lib/x86 -lbe ${DEPS} ${OBJECTS} -o "${LIBNAME}"
 520             mimeset -f "${LIBNAME}"
 521             # XXX remove the Mesa3D stuff here since mklib isn't mesa-specific.
 522             setversion "${LIBNAME}" -app ${MAJOR} ${MINOR} ${PATCH} -short "Powered by Mesa3D!" -long "Powered by Mesa3D!"
 523         fi
 524         FINAL_LIBS=${LIBNAME}
 525         ;;
 526
 527     'QNX')
 528         LIBNAME="lib${LIBNAME}.a"
 529         echo "mklib: Making QNX library: " ${LIBNAME}
 530         wlib ${LIBNAME} ${OBJECTS}
 531         FINAL_LIBS=${LIBNAME}
 532         ;;
 533
 534     'MorphOS')
 535         LIBNAME="lib${LIBNAME}.a"
 536         echo "mklib: Making MorphOS library: " ${LIBNAME}
 537         ppc-morphos-ar rc ${LIBNAME} ${OBJECTS}
 538         FINAL_LIBS="${LIBNAME}"
 539         ;;
 540
 541     'icc')
 542         # Intel C compiler
 543         # This should get merged into the Linux code, above, since this isn't
 544         # really a different architecture.
 545         LIBNAME="lib${LIBNAME}"     # prefix with "lib"
 546
 547         if [ $STATIC = 1 ] ; then
 548             echo "mklib: Making Intel ICC static library: " ${LIBNAME}.a
 549             LINK="ar"
 550             OPTS="-ruv"
 551             # make lib
 552             ${LINK} ${OPTS} ${LIBNAME}.a ${OBJECTS}
 553             # finish up
 554             FINAL_LIBS="${LIBNAME}.a"
 555         else
 556             OPTS="-shared"
 557             VERSION="${MAJOR}.${MINOR}.${PATCH}"
 558             echo "mklib: Making Intel ICC shared library: " ${LIBNAME}.so.${VERSION}
 559
 560             if [ $CPLUSPLUS = 1 ] ; then
 561                 LINK="icc"
 562             else
 563                 LINK="icc"
 564             fi
 565             # rm any old libs
 566             rm -f ${LIBNAME}.so.${VERSION}
 567             rm -f ${LIBNAME}.so.${MAJOR}
 568             rm -f ${LIBNAME}.so
 569             # make lib
 570             ${LINK} ${OPTS} -o ${LIBNAME}.so.${VERSION} ${OBJECTS} ${DEPS}
 571             # make usual symlinks
 572             ln -s ${LIBNAME}.so.${VERSION} ${LIBNAME}.so.${MAJOR}
 573             ln -s ${LIBNAME}.so.${MAJOR} ${LIBNAME}.so
 574             # finish up
 575             FINAL_LIBS="${LIBNAME}.so.${VERSION} ${LIBNAME}.so.${MAJOR} ${LIBNAME}.so"
 576         fi
 577         ;;
 578
 579     'aix-gcc')
 580         # AIX with gcc
 581         if [ $STATIC = 1 ] ; then
 582             LIBNAME="lib${LIBNAME}.a"
 583             echo "mklib: Making AIX GCC static library: " ${LIBNAME}
 584             rm -f ${LIBNAME}
 585             ar ru ${LIBNAME} ${OBJECTS}
 586             FINAL_LIBS=${LIBNAME}
 587         else
 588             LIBNAME="lib${LIBNAME}.so"  # prefix with "lib", suffix with ".so"
 589             echo "mklib: Making AIX GCC shared library: " ${LIBNAME}
 590             # remove old lib
 591             rm -f ${LIBNAME}
 592             # make the lib
 593             gcc -shared -Wl,-G ${OBJECTS} ${DEPS} -o ${LIBNAME}
 594             # NOTE: the application linking with this library must specify
 595             # the -Wl,-brtl flags to gcc
 596             FINAL_LIBS=${LIBNAME}
 597         fi
 598         ;;
 599
 600     'ultrix')
 601         # XXX untested
 602         if [ $STATIC = 0 ] ; then
 603             echo "mklib: Warning shared libs not supported on Ultrix"
 604         fi
 605         LIBNAME="lib${LIBNAME}.a"
 606         echo "mklib: Making static library for Ultrix: " ${LIBNAME}
 607         rm -f ${LIBNAME}
 608         ar ru ${LIBNAME} ${OBJECTS}
 609         FINAL_LIBS="${LIBNAME}"
 610         ;;
 611
 612      CYGWIN*)
 613         # GCC-based environment
 614         CYGNAME="cyg${LIBNAME}"     # prefix with "cyg"
 615         LIBNAME="lib${LIBNAME}"     # prefix with "lib"
 616
 617         if [ $STATIC = 1 ] ; then
 618             echo "mklib: Making" $ARCH "static library: " ${LIBNAME}.a
 619             LINK="ar"
 620             OPTS="-ru"
 621             # make lib
 622             ${LINK} ${OPTS} ${LIBNAME}.a ${OBJECTS}
 623             ranlib ${LIBNAME}.a
 624             # finish up
 625             FINAL_LIBS=${LIBNAME}.a
 626         else
 627             OPTS="-shared -Wl,-export-all -Wl,--out-implib=${LIBNAME}-${MAJOR}.dll.a"
 628             echo "mklib: Making" $ARCH "shared library: " ${LIBNAME}-${MAJOR}.dll
 629
 630             if [ $CPLUSPLUS = 1 ] ; then
 631                 LINK="g++"
 632             else
 633                 LINK="gcc"
 634             fi
 635
 636             # rm any old libs
 637             rm -f ${LIBNAME}-${MAJOR}.dll
 638             rm -f ${LIBNAME}.dll.a
 639             rm -f ${LIBNAME}.a
 640
 641             # make lib
 642             ${LINK} ${OPTS} -o ${CYGNAME}-${MAJOR}.dll ${OBJECTS} ${DEPS}
 643             # make usual symlinks
 644             ln -s ${LIBNAME}-${MAJOR}.dll.a ${LIBNAME}.dll.a
 645             # finish up
 646             FINAL_LIBS="${LIBNAME}-${MAJOR}.dll.a ${LIBNAME}.dll.a"
 647             # special case for installing in bin
 648             FINAL_BINS="${CYGNAME}-${MAJOR}.dll"
 649         fi
 650         ;;
 651
 652     'example')
 653         # If you're adding support for a new architecture, you can
 654         # start with this:
 655         if [ $STATIC = 1 ] ; then
 656             LIBNAME="lib${LIBNAME}.a"
 657             echo "mklib: Making static library for example arch: " ${LIBNAME}
 658             rm -f ${LIBNAME}
 659             ar rv ${LIBNAME} ${OBJECTS}
 660             FINAL_LIBS="${LIBNAME}"
 661         else
 662             LIBNAME="lib${LIBNAME}.so"  # prefix with "lib", suffix with ".so"
 663             echo "mklib: Making shared library for example arch: " ${LIBNAME}
 664             ld -o ${LIBNAME} ${OBJECTS} ${DEPS}
 665             FINAL_LIBS="${LIBNAME}"
 666         fi
 667         ;;
 668
 669     *)
 670         echo "mklib: ERROR: Don't know how to make a static/shared library for" ${ARCH}
 671         echo "mklib: Please add necessary commands to mklib script."
 672         ;;
 673 esac
 674
 675
 676 #
 677 # Put library files into installation directory if specified.
 678 #
 679 if [ ${INSTALLDIR} != "." ] ; then
 680     echo "mklib: Installing" ${FINAL_LIBS} "in" ${INSTALLDIR}
 681     mv ${FINAL_LIBS} ${INSTALLDIR}/
 682 fi