src/mm/boehm-gc/libatomic_ops/configure.ac

   1 # Process this file with autoconf to produce a configure script.
   2 AC_INIT([libatomic_ops],[1.3alpha1])
   3 AC_CANONICAL_TARGET([])
   4 AC_CONFIG_SRCDIR(src/atomic_ops.c)
   5 AM_INIT_AUTOMAKE
   6 AC_PROG_RANLIB
   7
   8 AM_CONFIG_HEADER(src/config.h)
   9
  10 # Checks for programs.
  11 AM_PROG_CC_C_O
  12 AM_PROG_AS
  13
  14 # Checks for functions.
  15 AC_FUNC_MMAP
  16
  17 # Checks for header files.
  18 AC_HEADER_STDC
  19 # AC_CHECK_HEADERS([ ])
  20
  21 # Determine PIC flag, adjust default CFLAGS
  22 need_asm=false
  23 PICFLAG=
  24 AC_MSG_CHECKING(Determining PIC compiler flag)
  25 if test "$GCC" = yes; then
  26   AC_MSG_RESULT(-fPIC)
  27   PICFLAG=-fPIC
  28 else
  29   case "$host" in
  30     *-*-hpux*)
  31       AC_MSG_RESULT("+Z")
  32       PICFLAG="+Z"
  33       if test "$GCC" != yes; then
  34         CFLAGS="$CFLAGS +O2 -mt"
  35       fi
  36       ;;
  37     *-*-solaris*)
  38       AC_MSG_RESULT(-Kpic)
  39       PICFLAG=-Kpic
  40       if test "$GCC" != yes; then
  41         CFLAGS="$CFLAGS -O"
  42         need_asm=true
  43       fi
  44       ;;
  45     *-*-linux*)
  46       AC_MSG_RESULT(-fPIC)
  47       PICFLAG=-fPIC
  48       # Any Linux compiler had better be gcc compatible.
  49       ;;
  50     *)
  51       AC_MSG_RESULT("<none>")
  52       ;;
  53   esac
  54 fi
  55 CFLAGS="$CFLAGS -DNDEBUG"
  56
  57 AC_SUBST(PICFLAG)
  58 AC_SUBST(DEFS)
  59
  60 AM_CONDITIONAL(NEED_ASM, test x$need_asm = xtrue)
  61
  62 AC_CONFIG_FILES([Makefile src/Makefile src/atomic_ops/Makefile src/atomic_ops/sysdeps/Makefile doc/Makefile tests/Makefile])
  63 AC_CONFIG_COMMANDS([default],[[]],[[
  64 PICFLAG="${PICFLAG}"
  65 CC="${CC}"
  66 DEFS="${DEFS}"
  67 ]])
  68 AC_OUTPUT