configure.ac revision 1.1.1.2
1dnl Process this with autoconf to create configure 2 3AC_INIT([zlib], [1.1.4]) 4AC_CONFIG_SRCDIR([zlib.h]) 5 6if test -n "${with_target_subdir}"; then 7 AM_ENABLE_MULTILIB(, ..) 8fi 9 10AC_CANONICAL_SYSTEM 11 12# This works around an automake problem. 13mkinstalldirs="`cd $ac_aux_dir && ${PWDCMD-pwd}`/mkinstalldirs" 14AC_SUBST(mkinstalldirs) 15 16AM_INIT_AUTOMAKE 17 18AM_MAINTAINER_MODE 19 20dnl We use these options to decide which functions to include. 21AC_ARG_WITH(target-subdir, 22[ --with-target-subdir=SUBDIR 23 configuring in a subdirectory]) 24 25if test -z "$with_target_subdir" || test "$with_target_subdir" = "."; then 26 COMPPATH=. 27else 28 COMPPATH=.. 29fi 30AC_SUBST(COMPPATH) 31 32AC_ARG_WITH(cross-host, 33[ --with-cross-host=HOST configuring with a cross compiler]) 34 35dnl Default to --enable-multilib 36AC_ARG_ENABLE(multilib, 37[ --enable-multilib build many library versions (default)], 38[case "${enableval}" in 39 yes) multilib=yes ;; 40 no) multilib=no ;; 41 *) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;; 42 esac], [test -z "$with_target_subdir" && multilib=no || multilib=yes])dnl 43 44AC_ARG_WITH(system-zlib, 45[ --with-system-zlib use installed libz]) 46 47# Make sure we don't test executables when making cross-tools. 48GCC_NO_EXECUTABLES 49 50# The same as in boehm-gc and libstdc++. Have to borrow it from there. 51# We must force CC to /not/ be precious variables; otherwise 52# the wrong, non-multilib-adjusted value will be used in multilibs. 53# As a side effect, we have to subst CFLAGS ourselves. 54 55m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS]) 56m4_define([_AC_ARG_VAR_PRECIOUS],[]) 57AC_PROG_CC 58m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS]) 59 60AC_SUBST(CFLAGS) 61 62AC_PROG_LIBTOOL 63 64# Find CPP now so that any conditional tests below won't do it and 65# thereby make the resulting definitions conditional. 66AC_PROG_CPP 67 68if test -n "$with_cross_host"; then 69 # We are being configured with a cross compiler. AC_REPLACE_FUNCS 70 # may not work correctly, because the compiler may not be able to 71 # link executables. 72 73 # We assume newlib. This lets us hard-code the functions we know 74 # we'll have. 75 AC_DEFINE(HAVE_MEMCPY) 76 AC_DEFINE(HAVE_STRERROR) 77 78 # We ignore --with-system-zlib in this case. 79 target_all=libzgcj.la 80else 81 AC_FUNC_MMAP 82 AC_CHECK_FUNCS(memcpy strerror) 83 84 if test "$with_system_zlib" = yes; then 85 AC_CHECK_LIB(z, deflate, target_all=, target_all=libzgcj.la) 86 else 87 target_all=libzgcj.la 88 fi 89fi 90 91AC_SUBST(target_all) 92 93AC_CHECK_HEADERS(unistd.h) 94 95if test -n "$with_cross_host" && 96 test x"$with_cross_host" != x"no"; then 97 toolexecdir='$(exec_prefix)/$(target_alias)' 98 toolexeclibdir='$(toolexecdir)/lib' 99else 100 toolexecdir='$(libdir)/gcc-lib/$(target_alias)' 101 toolexeclibdir='$(libdir)' 102fi 103if test "$GCC" = yes && $CC -print-multi-os-directory > /dev/null 2>&1; then 104 multiosdir=/`$CC -print-multi-os-directory` 105 case $multiosdir in 106 /.) multiosdir= ;; # Avoid trailing /. 107 esac 108else 109 multiosdir= 110fi 111toolexeclibdir=${toolexeclibdir}${multiosdir} 112AC_SUBST(toolexecdir) 113AC_SUBST(toolexeclibdir) 114 115AM_CONDITIONAL(TARGET_LIBRARY, test -n "$with_target_subdir") 116 117if test "${multilib}" = "yes"; then 118 multilib_arg="--enable-multilib" 119else 120 multilib_arg= 121fi 122 123AC_ARG_ENABLE(host-shared, 124[AS_HELP_STRING([--enable-host-shared], 125 [build host code as shared libraries])], 126[PICFLAG=-fPIC], [PICFLAG=]) 127AC_SUBST(PICFLAG) 128 129AC_CONFIG_FILES([Makefile]) 130AC_OUTPUT 131