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comparison zlib/configure.ac @ 51:ae3a4bfb450b

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add some files of version 4.4.3 that have been forgotten.
author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Sun, 07 Feb 2010 18:27:48 +0900
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children 77e2b8dfacca
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47:3bfb6c00c1e0 51:ae3a4bfb450b
1 dnl Process this with autoconf to create configure
2
3 AC_PREREQ(2.59)
4 AC_INIT
5 AC_CONFIG_SRCDIR([zlib.h])
6
7 AM_ENABLE_MULTILIB(, ..)
8
9 AC_CANONICAL_SYSTEM
10
11 # This works around an automake problem.
12 mkinstalldirs="`cd $ac_aux_dir && ${PWDCMD-pwd}`/mkinstalldirs"
13 AC_SUBST(mkinstalldirs)
14
15 AM_INIT_AUTOMAKE(zlib, 1.1.4)
16
17 AM_MAINTAINER_MODE
18
19 dnl We use these options to decide which functions to include.
20 AC_ARG_WITH(target-subdir,
21 [ --with-target-subdir=SUBDIR
22 configuring in a subdirectory])
23
24 if test -z "$with_target_subdir" || test "$with_target_subdir" = "."; then
25 COMPPATH=.
26 else
27 COMPPATH=..
28 fi
29 AC_SUBST(COMPPATH)
30
31 AC_ARG_WITH(cross-host,
32 [ --with-cross-host=HOST configuring with a cross compiler])
33
34 dnl Default to --enable-multilib
35 AC_ARG_ENABLE(multilib,
36 [ --enable-multilib build many library versions (default)],
37 [case "${enableval}" in
38 yes) multilib=yes ;;
39 no) multilib=no ;;
40 *) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
41 esac], [test -z "$with_target_subdir" && multilib=no || multilib=yes])dnl
42
43 AC_ARG_WITH(system-zlib,
44 [ --with-system-zlib use installed libz])
45
46 # Make sure we don't test executables when making cross-tools.
47 GCC_NO_EXECUTABLES
48
49 # The same as in boehm-gc and libstdc++. Have to borrow it from there.
50 # We must force CC to /not/ be precious variables; otherwise
51 # the wrong, non-multilib-adjusted value will be used in multilibs.
52 # As a side effect, we have to subst CFLAGS ourselves.
53
54 m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS])
55 m4_define([_AC_ARG_VAR_PRECIOUS],[])
56 AC_PROG_CC
57 m4_rename([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
58
59 AC_SUBST(CFLAGS)
60
61 AC_PROG_LIBTOOL
62
63 # Find CPP now so that any conditional tests below won't do it and
64 # thereby make the resulting definitions conditional.
65 AC_PROG_CPP
66
67 if test -n "$with_cross_host"; then
68 # We are being configured with a cross compiler. AC_REPLACE_FUNCS
69 # may not work correctly, because the compiler may not be able to
70 # link executables.
71
72 # We assume newlib. This lets us hard-code the functions we know
73 # we'll have.
74 AC_DEFINE(HAVE_MEMCPY)
75 AC_DEFINE(HAVE_STRERROR)
76
77 # We ignore --with-system-zlib in this case.
78 target_all=libzgcj.la
79 else
80 AC_FUNC_MMAP
81 AC_CHECK_FUNCS(memcpy strerror)
82
83 if test "$with_system_zlib" = yes; then
84 AC_CHECK_LIB(z, deflate, target_all=, target_all=libzgcj.la)
85 else
86 target_all=libzgcj.la
87 fi
88 fi
89
90 AC_SUBST(target_all)
91
92 AC_CHECK_HEADERS(unistd.h)
93
94 if test -n "$with_cross_host" &&
95 test x"$with_cross_host" != x"no"; then
96 toolexecdir='$(exec_prefix)/$(target_alias)'
97 toolexeclibdir='$(toolexecdir)/lib'
98 else
99 toolexecdir='$(libdir)/gcc-lib/$(target_alias)'
100 toolexeclibdir='$(libdir)'
101 fi
102 if test "$GCC" = yes && $CC -print-multi-os-directory > /dev/null 2>&1; then
103 multiosdir=/`$CC -print-multi-os-directory`
104 case $multiosdir in
105 /.) multiosdir= ;; # Avoid trailing /.
106 esac
107 else
108 multiosdir=
109 fi
110 toolexeclibdir=${toolexeclibdir}${multiosdir}
111 AC_SUBST(toolexecdir)
112 AC_SUBST(toolexeclibdir)
113
114 AM_CONDITIONAL(TARGET_LIBRARY, test -n "$with_target_subdir")
115
116 if test "${multilib}" = "yes"; then
117 multilib_arg="--enable-multilib"
118 else
119 multilib_arg=
120 fi
121
122 AC_CONFIG_FILES([Makefile])
123 AC_OUTPUT