src/mm/boehm-gc/libatomic_ops-1.2/configure.ac

   1 # Process this file with autoconf to produce a configure script.
   2 AC_INIT([libatomic_ops],[1.2])
   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 AC_PROG_CC
  12 AM_PROG_CC_C_O
  13 AM_PROG_AS
  14
  15 # Checks for functions.
  16 AC_FUNC_MMAP
  17
  18 # Checks for header files.
  19 AC_HEADER_STDC
  20 # AC_CHECK_HEADERS([ ])
  21
  22 # Determine PIC flag, adjust default CFLAGS
  23 need_asm=false
  24 PICFLAG=
  25 AC_MSG_CHECKING(Determining PIC compiler flag)
  26 if test "$GCC" = yes; then
  27   AC_MSG_RESULT(-fPIC)
  28   PICFLAG=-fPIC
  29 else
  30   case "$host" in
  31     *-*-hpux*)
  32       AC_MSG_RESULT("+Z")
  33       PICFLAG="+Z"
  34       if test "$GCC" != yes; then
  35         CFLAGS="$CFLAGS +O2 -mt"
  36       fi
  37       ;;
  38     *-*-solaris*)
  39       AC_MSG_RESULT(-Kpic)
  40       PICFLAG=-Kpic
  41       if test "$GCC" != yes; then
  42         CFLAGS="$CFLAGS -O"
  43         need_asm=true
  44       fi
  45       ;;
  46     *-*-linux*)
  47       AC_MSG_RESULT(-fPIC)
  48       PICFLAG=-fPIC
  49       # Any Linux compiler had better be gcc compatible.
  50       ;;
  51     *)
  52       AC_MSG_RESULT("<none>")
  53       ;;
  54   esac
  55 fi
  56 CFLAGS="$CFLAGS -DNDEBUG"
  57
  58 AC_SUBST(PICFLAG)
  59 AC_SUBST(DEFS)
  60
  61 AM_CONDITIONAL(NEED_ASM, test x$need_asm = xtrue)
  62
  63 AC_CONFIG_FILES([Makefile src/Makefile src/atomic_ops/Makefile src/atomic_ops/sysdeps/Makefile doc/Makefile tests/Makefile])
  64 AC_CONFIG_COMMANDS([default],[[]],[[PICFLAG=${PICFLAG}
  65 CC=${CC}
  66 DEFS=${DEFS}]])
  67 AC_OUTPUT