dnl Process this file with autoconf to produce a configure script. dnl dnl Copyright (C) 2009 Peter Breitenlohner dnl dnl This file is free software; the copyright holder dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl m4_define([zlib_major], [1])[]dnl m4_define([zlib_minor], [2])[]dnl m4_define([zlib_micro], [3])[]dnl using unmodified zlib-1.2.3 source tree m4_define([zlib_version], zlib_major.zlib_minor.zlib_micro)[]dnl AC_INIT([zlib for TeX Live], zlib_version, [tex-k@tug.org]) AC_PREREQ([2.63]) AC_CONFIG_SRCDIR([zlib-]zlib_version[/zconf.in.h]) AC_CONFIG_AUX_DIR([../../build-aux]) AC_CONFIG_MACRO_DIR([../../m4]) AM_INIT_AUTOMAKE([foreign dist-bzip2]) AM_MAINTAINER_MODE AC_PROG_CC AC_PROG_RANLIB AC_CONFIG_HEADERS([config.h])[]dnl unused, to avoid zillions of -D' on command line AM_CONDITIONAL([build], [test "x$enable_build" != xno]) if test "x$GCC" = xyes; then CFLAGS=${CFLAGS-"-O3"} fi AC_HEADER_STDC if test "x$ac_cv_header_stdc" != xyes; then AC_MSG_ERROR([Sorry, can't do anything for you]) fi AC_CHECK_HEADER([unistd.h], [WITH_UNISTD=1], [WITH_UNISTD=0]) AC_SUBST([WITH_UNISTD]) AC_CHECK_HEADER([errno.h], [ZLIB_DEFINES=], [ZLIB_DEFINES="-DNO_ERRNO_H"]) AC_MSG_CHECKING([for mmap support]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include #include #include caddr_t hello() { return mmap((caddr_t)0, (off_t)0, PROT_READ, MAP_SHARED, 0, (off_t)0); }]])], [AC_MSG_RESULT([yes]) ZLIB_DEFINES="$ZLIB_DEFINES -DUSE_MMAP"], [AC_MSG_RESULT([no])]) AC_SUBST([ZLIB_DEFINES]) ZLIB_TREE=zlib-[]zlib_version AC_SUBST([ZLIB_TREE]) if test -f $srcdir/$ZLIB_TREE/zconf.h; then AC_MSG_ERROR([Sorry, you must remove the file $ZLIB_TREE/zconf.h]) fi dnl Use $ZLIB_TREE to exclude $ZLIB_TREE/zlib.h from DIST_COMMON AC_CONFIG_LINKS([zlib.h:$ZLIB_TREE/zlib.h]) AC_CONFIG_FILES([Makefile]) AC_OUTPUT