bin/mklib.aix

   1 #!/bin/ksh
   2
   3 # Make an AIX shared library (tricky!!!)
   4 # Based on a script from Athanasios G. Gaitatzes (gaitat@vnet.ibm.com)
   5 # Improved by Greg Thompson <gregt@visix.com> -gt
   6
   7 #--identification------------------------------------------------------
   8
   9 # $Id: mklib.aix,v 1.2 1999/09/15 15:10:20 brianp Exp $
  10
  11 # $Log: mklib.aix,v $
  12 # Revision 1.2  1999/09/15 15:10:20  brianp
  13 # added third, tiny version number to arguments
  14 #
  15 # Revision 1.1  1999/08/19 13:52:56  brianp
  16 # initial check-in (post-crash)
  17 #
  18
  19
  20 #--common--------------------------------------------------------------
  21
  22 LIBRARY=$1
  23 shift 1
  24
  25 MAJOR=$1
  26 shift 1
  27
  28 MINOR=$1
  29 shift 1
  30
  31 TINY=$1
  32 shift 1
  33
  34 OBJECTS=$*
  35
  36 #--platform------------------------------------------------------------
  37
  38 # BASENAME = LIBRARY without .a suffix
  39 BASENAME=`echo ${LIBRARY} | sed "s/\.a//g"`
  40
  41 # Name of exports file
  42 EXPFILE=${BASENAME}.exp
  43
  44 # Name of temporary shared lib file
  45 OFILE=shr.o
  46 ####OFILE=${BASENAME}.o
  47
  48
  49 # Remove any old files from previous make
  50 rm -f ${LIBRARY} ${EXPFILE} ${OFILE}
  51
  52 # Pick a way to use nm -gt
  53 NM=${NM-/bin/nm -eC}
  54
  55 # Determine which version of AIX this is
  56 AIXVERSION=`uname -v`
  57
  58 # Pick a way to tell the linker there's no entrypoint -gt
  59 case ${AIXVERSION}
  60 {
  61         3*)
  62                 ENTRY='-e _nostart'
  63                 ;;
  64         4*)
  65                 ENTRY=-bnoentry
  66                 ;;
  67         *)
  68                 echo "Error in mklib.aix!"
  69                 exit 1
  70                 ;;
  71 }
  72
  73
  74 # Other libraries which we may be dependent on.  Since we make the libraries
  75 # in the order libGL.a, libaGLU.a, libglut.a just depends on its predecessor.
  76 # modified to make otherlibs in the form of -lfoo -gt
  77 OTHERLIBS=`ls ../lib/*.a | sed "s/..\/lib\/lib/-l/g" | sed "s/\.a//g"`
  78
  79 ##echo OTHERLIBS are ${OTHERLIBS}
  80
  81
  82 # Make exports (.exp) file header
  83 echo "#! ${LIBRARY}" > ${EXPFILE}
  84
  85 # Append list of exported symbols to exports file -gt
  86 case ${AIXVERSION}
  87 {
  88     3*)
  89         ${NM} ${OBJECTS} | awk -F'|' '{
  90             if ($3 != "extern" || substr($7,1,1) == " ") continue
  91             sub ("  *", "", $1); sub ("  *", "", $7)
  92             if ( (($7 == ".text") || ($7 == ".data") || ($7 == ".bss"))  \
  93                     && ( substr($1,1,1) != ".")) {
  94                 if (substr ($1, 1, 7) != "__sinit" &&
  95                         substr ($1, 1, 7) != "__sterm") {
  96                     if (substr ($1, 1, 5) == "__tf1")
  97                         print (substr ($1, 7))
  98                     else if (substr ($1, 1, 5) == "__tf9")
  99                         print (substr ($1, 15))
 100                     else
 101                         print $1
 102                 }
 103             }
 104         }' | sort -u >> ${EXPFILE}
 105         ;;
 106
 107     4*)
 108         ${NM} ${OBJECTS} | awk '{
 109             if ((($2 == "T") || ($2 == "D") || ($2 == "B")) \
 110                     && ( substr($1,1,1) != ".")) {
 111                 if (substr ($1, 1, 7) != "__sinit" &&
 112                         substr ($1, 1, 7) != "__sterm") {
 113                     if (substr ($1, 1, 5) == "__tf1")
 114                         print (substr ($1, 7))
 115                     else if (substr ($1, 1, 5) == "__tf9")
 116                         print (substr ($1, 15))
 117                     else
 118                         print $1
 119                 }
 120             }
 121         }' | sort -u >> ${EXPFILE}
 122         ;;
 123 }
 124
 125
 126 # This next line is a hack to allow full compatibility with IBM's OpenGL
 127 # libraries.  IBM mistakenly exports glLoadIdentity from the libGLU.a
 128 # library.  We have to do the same thing.  Problem reported by Yemi Adesanya
 129 # (adesanya@afsmail.cern.ch) and Patrick Brown (pbrown@austin.ibm.com)
 130 if [ "${BASENAME}" = libGLU ] ; then
 131     echo "glLoadIdentity" >> ${EXPFILE}
 132 fi
 133
 134
 135 # Make the shared lib file
 136 cc -o ${OFILE} ${OBJECTS} -L../lib ${OTHERLIBS} -lX11 -lXext -lXmu -lXi -lm -lc -bE:${EXPFILE} -bM:SRE ${ENTRY}
 137
 138
 139 # Make the .a file
 140 ar ruv ${LIBRARY} ${OFILE}
 141
 142 # Put exports file in Mesa lib directory
 143 mv ${EXPFILE} ../lib
 144
 145 # Remove OFILE
 146 rm -f ${OFILE}
 147
 148
 149 #NOTES
 150 # AIX 4.x /usr/bin/nm -B patch from ssclift@mach.me.queensu.ca (Simon Clift)
 151 # Robustified symbol extraction for AIX 3 and 4
 152 #   Greg Thompson <gregt@visix.com>
 153