mirror of https://github.com/fadden/nulib2.git
144 lines
4.8 KiB
Plaintext
144 lines
4.8 KiB
Plaintext
dnl Nulib2
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dnl Copyright (C) 2000-2007 by Andy McFadden, All Rights Reserved.
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dnl This is free software; you can redistribute it and/or modify it under the
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dnl terms of the BSD License, see the file COPYING.
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dnl
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dnl Process this file with autoconf to produce a configure script.
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AC_INIT(Main.c)
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AC_CONFIG_HEADER(config.h)
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dnl Checks for programs.
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AC_CANONICAL_HOST
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AC_PROG_CC
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AC_PROG_INSTALL
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dnl Checks for header files.
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AC_HEADER_DIRENT
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AC_HEADER_STDC
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AC_CHECK_HEADERS(fcntl.h limits.h malloc.h stdlib.h strings.h sys/stat.h \
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sys/time.h sys/types.h unistd.h)
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LIBS=""
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dnl
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dnl Check for libz and libbz2. We want to link against them in case
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dnl NufxLib has them enabled. If they're not enabled, we don't want to
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dnl link against them if they're shared libraries, because it'll create
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dnl an unnecessary shared lib dependency. Won't matter unless you try
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dnl to copy the binary to another machine.
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dnl
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dnl So, we try to link against the libraries unless they're explicitly
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dnl disabled by the person building them. Not ideal, but it'll work.
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dnl Of course, if nufxlib is built as a shared library, the dependencies
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dnl will be handled correctly without having to use -l here.
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dnl
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AC_ARG_ENABLE(deflate,
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[ --disable-deflate don't link against libz],
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[ ], [ enable_deflate=yes ])
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if test $enable_deflate = "yes"; then
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dnl Check for zlib. Make sure it comes with zlib.h.
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dnl AC_CHECK_LIB(z, deflate,
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dnl AC_CHECK_HEADER(zlib.h, LIBS="$LIBS -lz"))
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got_zlibh=false
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AC_CHECK_LIB(z, deflate, got_libz=true, got_libz=false)
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if $got_libz; then
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AC_CHECK_HEADER(zlib.h, got_zlibh=true LIBS="$LIBS -lz")
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fi
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if $got_zlibh; then
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echo " (found libz and zlib.h, enabling deflate)"
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AC_DEFINE(ENABLE_DEFLATE, [], [Define to include deflate (zlib) compresion (also need -l in Makefile).])
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else
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echo " (couldn't find libz and zlib.h, not enabling deflate)"
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fi
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fi
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AC_ARG_ENABLE(bzip2,
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[ --enable-bzip2 do link against libbz2],
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[ ], [ enable_bzip2=no ])
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if test $enable_bzip2 = "yes"; then
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dnl Check for libbz2. Make sure it comes with bzlib.h.
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dnl AC_CHECK_LIB(bz2, BZ2_bzCompress,
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dnl AC_CHECK_HEADER(bzlib.h, LIBS="$LIBS -lbz2"))
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got_bzlibh=false
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AC_CHECK_LIB(bz2, BZ2_bzCompress, got_libbz=true, got_libbz=false)
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if $got_libbz; then
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AC_CHECK_HEADER(bzlib.h, got_bzlibh=true LIBS="$LIBS -lbz2")
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fi
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if $got_bzlibh; then
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echo " (found libbz2 and bzlib.h, enabling bzip2)"
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AC_DEFINE(ENABLE_BZIP2, [], [Define to include bzip2 (libbz2) compression (also need -l in Makefile).])
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else
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echo " (couldn't find libbz2 and bzlib.h, not enabling bzip2)"
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fi
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fi
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dnl Checks for typedefs, structures, and compiler characteristics.
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AC_C_CONST
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AC_TYPE_MODE_T
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AC_TYPE_OFF_T
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AC_TYPE_SIZE_T
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AC_STRUCT_TM
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dnl Checks for library functions.
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dnl AC_FUNC_SETVBUF_REVERSED
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AC_FUNC_UTIME_NULL
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AC_CHECK_FUNCS(memmove mkdir strtoul strcasecmp strncasecmp strerror)
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dnl if we're using gcc, include gcc-specific warning flags
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if test -z "$GCC"; then
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BUILD_FLAGS='$(OPT)'
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else
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BUILD_FLAGS='$(OPT) $(GCC_FLAGS)'
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fi
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dnl ---------------------------------------------------------------------------
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dnl Some host-specific stuff. Variables you can test (set by the
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dnl AC_CANONICAL_HOST call earlier) look like this:
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dnl
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dnl $host = i686-pc-linux-gnu
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dnl $host_cpu = i686
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dnl $host_vendor = pc
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dnl $host_os = linux-gnu
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dnl BeOS doesn't like /usr/local/include, and gets feisty about it. If libdir
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dnl and includedir are set to defaults, replace them with BeOS values. This
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dnl might be going a little too far...
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if test "$host_os" = "beos"; then
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if test "$prefix" = "NONE" -a \
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"$includedir" = '${prefix}/include' -a \
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"$libdir" = '${exec_prefix}/lib' -a \
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"$bindir" = '${exec_prefix}/bin' -a \
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"$mandir" = '${prefix}/man'
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then
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echo replacing install locations with BeOS values
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prefix=/boot
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includedir='${prefix}/develop/headers'
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libdir='${exec_prefix}/home/config/lib'
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bindir='${exec_prefix}/home/config/bin'
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mandir='/tmp'
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AC_SUBST(prefix)
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AC_SUBST(includedir)
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AC_SUBST(libdir)
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AC_SUBST(bindir)
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AC_SUBST(mandir)
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fi
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fi
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dnl Figure out what the build and link flags should be
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if test "$host_cpu" = "powerpc" -a "$host_os" = "beos"; then
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dnl BeOS/PPC with Metrowerks compiler
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CC=cc
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GCC=
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CFLAGS='-proc 603 -opt full'
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echo "forcing CC to \"$CC\" and CFLAGS to \"$CFLAGS\""
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fi
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AC_SUBST(BUILD_FLAGS)
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AC_ARG_ENABLE(dmalloc, [ --enable-dmalloc do dmalloc stuff], \
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[ echo "--- enabling dmalloc";
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LIBS="$LIBS -L/usr/local/lib -ldmalloc"; AC_DEFINE(USE_DMALLOC, [], [Define if we want to use the dmalloc library (also need -l in Makefile).]) ])
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AC_OUTPUT(Makefile)
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