gprof/configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 AC_PREREQ(2.3)dnl
   3 AC_INIT(gprof.c)
   4
   5 AC_ARG_ENABLE(shared,
   6 [  --enable-shared         build shared BFD library],
   7 [case "${enableval}" in
   8   yes) shared=true ;;
   9   no)  shared=false ;;
  10   *bfd*) shared=true ;;
  11   *) shared=false ;;
  12 esac])dnl
  13
  14 AC_PROG_CC
  15
  16 AC_CANONICAL_SYSTEM
  17 AC_ARG_PROGRAM
  18
  19 case "${target}" in
  20 alpha-*-*)      MY_TARGET=alpha ;;
  21 changequote(,)dnl
  22 i[345]86-*-*)   MY_TARGET=i386 ;;
  23 changequote([,])dnl
  24 sparc-*-*)      MY_TARGET=sparc ;;
  25 tahoe-*-*)      MY_TARGET=tahoe ;;
  26 vax-*-*)        MY_TARGET=vax ;;
  27 ns32k-*-*)      MY_TARGET=ns532;;
  28 *-*-*)          MY_TARGET=dummy ;;
  29 esac
  30
  31 AC_SUBST(MY_TARGET)
  32
  33 BFDLIB='-L../bfd -lbfd'
  34
  35 # We need to handle some special cases if BFD was built shared.
  36 case "${host}" in
  37   *-*-sunos*)
  38   # On SunOS, we must link against the name we are going to install,
  39   # not -lbfd, since SunOS does not support SONAME.
  40   if test "${shared}" = "true"; then
  41     BFDLIB='-L../bfd -l`echo bfd | sed '"'"'$(program_transform_name)'"'"'`'
  42   fi
  43   ;;
  44 alpha*-*-osf*)
  45   # On Alpha OSF/1, the native linker searches all the -L
  46   # directories for any LIB.so files, and only then searches for any
  47   # LIB.a files.  That means that if there is an installed
  48   # libbfd.so, but this build is not done with --enable-shared, the
  49   # link will wind up being against the install libbfd.so rather
  50   # than the newly built libbfd.  To avoid this, we must explicitly
  51   # link against libbfd.a when --enable-shared is not used.
  52   if test "${shared}" != "true"; then
  53     BFDLIB='../bfd/libbfd.a'
  54   fi
  55   ;;
  56 esac
  57 AC_SUBST(BFDLIB)
  58
  59 HLDFLAGS=
  60 # If we have shared libraries, try to set rpath reasonably.
  61 if test "${shared}" = "true"; then
  62   case "${host}" in
  63   *-*-hpux*)
  64     HLDFLAGS='-Wl,+s,+b,$(libdir)'
  65     ;;
  66   *-*-irix5*)
  67     HLDFLAGS='-Wl,-rpath,$(libdir)'
  68     ;;
  69   *-*-linux*aout*)
  70     ;;
  71   *-*-linux*)
  72     HLDFLAGS='-Wl,-rpath,$(libdir)'
  73     ;;
  74   *-*-sysv4* | *-*-solaris*)
  75     HLDFLAGS='-R $(libdir)'
  76     ;;
  77   esac
  78 fi
  79
  80 # On SunOS, if the linker supports the -rpath option, use it to
  81 # prevent ../bfd and ../opcodes from being included in the run time
  82 # search path.
  83 case "${host}" in
  84   *-*-sunos*)
  85     echo 'main () { }' > conftest.c
  86     ${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
  87     if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
  88       :
  89     elif grep 'No such file' conftest.t >/dev/null 2>&1; then
  90       :
  91     elif grep 'do not mix' conftest.t >/dev/null 2>&1; then
  92       :
  93     elif test "${shared}" = "true"; then
  94       HLDFLAGS='-Wl,-rpath=$(libdir)'
  95     else
  96       HLDFLAGS='-Wl,-rpath='
  97     fi
  98     rm -f conftest.t conftest.c conftest
  99     ;;
 100 esac
 101 AC_SUBST(HLDFLAGS)
 102
 103 AC_OUTPUT(Makefile)