mirror of
https://github.com/fadden/nulib2.git
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229 lines
7.1 KiB
Plaintext
229 lines
7.1 KiB
Plaintext
dnl NuFX archive manipulation library
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dnl Copyright (C) 2000-2004 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 GNU Library General Public License, see the file COPYING-LIB.
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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(NufxLibPriv.h)
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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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dnl AC_PROG_AWK
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AC_PROG_CC
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AC_PROG_INSTALL
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AC_PROG_MAKE_SET
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AC_PROG_RANLIB
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dnl Checks for header files.
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AC_CHECK_HEADERS(fcntl.h malloc.h stdlib.h sys/stat.h sys/time.h sys/types.h \
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sys/utime.h unistd.h utime.h)
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LIBS=""
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dnl Checks for typedefs, structures, and compiler characteristics.
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AC_C_CONST
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AC_C_INLINE
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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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AC_CHECK_TYPE(uchar, unsigned char)
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AC_CHECK_TYPE(ushort, unsigned short)
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AC_CHECK_TYPE(uint, unsigned int)
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AC_CHECK_TYPE(ulong, unsigned long)
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dnl Checks for library functions.
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AC_CHECK_FUNCS(fdopen ftruncate memmove mkdir mkstemp mktime timelocal \
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localtime_r snprintf strcasecmp strncasecmp strtoul strerror vsnprintf)
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dnl Kent says: snprintf doesn't always have a declaration
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AC_MSG_CHECKING(if snprintf is declared)
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AC_CACHE_VAL(nufxlib_cv_snprintf_in_header, [
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AC_EGREP_HEADER(snprintf, stdio.h,
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[nufxlib_cv_snprintf_in_header=yes],
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[nufxlib_cv_snprintf_in_header=no])
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])
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if test $nufxlib_cv_snprintf_in_header = "yes"; then
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AC_DEFINE(SNPRINTF_DECLARED)
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fi
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AC_MSG_RESULT($nufxlib_cv_snprintf_in_header)
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dnl Kent says: vsnprintf doesn't always have a declaration
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AC_MSG_CHECKING(if vsnprintf is declared)
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AC_CACHE_VAL(nufxlib_cv_vsnprintf_in_header, [
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AC_EGREP_HEADER(vsnprintf, stdio.h,
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[nufxlib_cv_vsnprintf_in_header=yes],
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[nufxlib_cv_vsnprintf_in_header=no])
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])
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if test $nufxlib_cv_vsnprintf_in_header = "yes"; then
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AC_DEFINE(VSNPRINTF_DECLARED)
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fi
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AC_MSG_RESULT($nufxlib_cv_vsnprintf_in_header)
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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 $host_os = linux-gnu
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dnl Figure out what the build and link flags should be; different for BeOS.
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dnl (Should really use the auto-shared-lib stuff, but that adds a whole
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dnl bunch of stuff.)
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SHARE_FLAGS='-shared'
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if test "$host_cpu" = "powerpc" -a "$host_os" = "beos"; then
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dnl BeOS/PPC, with Metrowerks compiler
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CC=cc
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GCC=
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CFLAGS='-proc 603 -opt full'
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SHARE_FLAGS='-shared -nostdlib'
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echo "forcing CC to \"$CC\" and CFLAGS to \"$CFLAGS\""
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elif test "$host_os" = "beos"; then
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dnl BeOS/x86
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SHARE_FLAGS='-nostartfiles -Xlinker -soname="$@"'
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fi
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dnl Mac OS X (powerpc-apple-darwin6.6) needs an extra flag.
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if test "$host_vendor" = "apple" -a ${host_os:0:6} = "darwin"; then
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echo "checking for Mac OS X... yes, adding -framework Carbon"
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LIBS="$LIBS -framework Carbon"
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fi
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AC_SUBST(BUILD_FLAGS)
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AC_SUBST(SHARE_FLAGS)
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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 Test to see if sprintf does something reasonable. I'm going to assume
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dnl that vsprintf and (if available) vsnprintf return the same thing.
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AC_MSG_CHECKING(if sprintf returns int)
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AC_CACHE_VAL(nufxlib_cv_sprintf_returns_int, [
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AC_TRY_RUN([
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#include <stdio.h>
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int main(void)
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{
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int count;
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char buf[8];
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count = sprintf(buf, "123"); /* should return three */
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exit(count != 3);
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}
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],
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[nufxlib_cv_sprintf_returns_int=yes], [nufxlib_cv_sprintf_returns_int=no],
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[nufxlib_cv_sprintf_returns_int=no])
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])
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if test $nufxlib_cv_sprintf_returns_int = "yes"; then
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AC_DEFINE(SPRINTF_RETURNS_INT)
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fi
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AC_MSG_RESULT($nufxlib_cv_sprintf_returns_int)
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dnl
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dnl Allow selective disabling of compression algorithms. By default,
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dnl all are enabled. We do a little extra work for libz and libbz2
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dnl because they're not built in.
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dnl
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dnl If we're creating a shared library, we need to explicitly link
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dnl against libz and/or libbz2 when those features are enabled.
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dnl
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AC_ARG_ENABLE(sq,
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[ --disable-sq disable SQ compression],
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[ ], [ enable_sq=yes ])
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if test $enable_sq = "yes"; then
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AC_DEFINE(ENABLE_SQ)
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fi
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AC_ARG_ENABLE(lzw,
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[ --disable-lzw disable LZW/1 and LZW/2 compression],
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[ ], [ enable_lzw=yes ])
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if test $enable_lzw = "yes"; then
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AC_DEFINE(ENABLE_LZW)
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fi
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AC_ARG_ENABLE(lzc,
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[ --disable-lzc disable 12- and 16-bit LZC compression],
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[ ], [ enable_lzc=yes ])
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if test $enable_lzc = "yes"; then
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AC_DEFINE(ENABLE_LZC)
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fi
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AC_ARG_ENABLE(deflate,
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[ --disable-deflate disable zlib deflate compression],
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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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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)
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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 enable libbz2 bzip2 compression],
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[ ], [ enable_bzip2=no ])
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if test $enable_bzip2 = "yes"; then
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dnl Check for libbz2. Make sure it comes with bzlib.h.
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dnl AC_CHECK_LIB(bz2, BZ2_bzCompress,
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dnl AC_CHECK_HEADER(bzlib.h, AC_DEFINE(ENABLE_BZIP2) LIBS="$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 $got_bzlibh; then
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echo " (found libbz2 and bzlib.h, enabling bzip2)"
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AC_DEFINE(ENABLE_BZIP2)
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else
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echo " (couldn't find libbz2 and bzlib.h, not enabling bzip2)"
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fi
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fi
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AC_ARG_ENABLE(dmalloc, [ --enable-dmalloc do dmalloc stuff],
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[ echo "--- enabling dmalloc";
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LIBS="$LIBS -L/usr/local/lib -ldmalloc"; AC_DEFINE(USE_DMALLOC) ])
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AC_OUTPUT(Makefile samples/Makefile)
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