1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
# -*- mode: autoconf -*-
AC_PREREQ(2.60)
AC_INIT(digup, 0.6.57)
AC_CONFIG_SRCDIR(src/digup.c)
AC_CONFIG_AUX_DIR(acscripts)
AM_INIT_AUTOMAKE
AM_MAINTAINER_MODE
# Check for mingw system and set compilation flag.
AC_CANONICAL_HOST
AC_MSG_CHECKING(building on win32)
case "$host_os" in
*cygwin* | *mingw32*)
ON_WIN32=1
AC_DEFINE(ON_WIN32, 1, "")
AC_DEFINE(__MSVCRT_VERSION__, 0x0601, "") # needed for _stat64
AC_MSG_RESULT(yes)
;;
*)
ON_WIN32=0
AC_DEFINE(ON_WIN32, 0, "")
AC_MSG_RESULT(no)
;;
esac
# enable full optimization by configure switch
AC_ARG_ENABLE(optimize,
AS_HELP_STRING([--enable-optimize],
[Build with full optimization @<:@default=no@:>@]),
[ case "${enableval}" in
yes)
CFLAGS="$CFLAGS -O3 -DNDEBUG -fomit-frame-pointer";
;;
no) ;;
*) AC_MSG_ERROR(bad value ${enableval} for --enable-optimize) ;;
esac ])
# enable rbtree invariant testing by configure switch
AC_ARG_ENABLE(rbtree-verify,
AS_HELP_STRING([--enable-rbtree-verify],
[Build digup with full red-black tree testing @<:@default=no@:>@]),
[ case "${enableval}" in
yes)
CFLAGS="$CFLAGS -DRBTREE_VERIFY";
;;
no) ;;
*) AC_MSG_ERROR(bad value ${enableval} for --enable-rbtree-verify) ;;
esac ])
# possibly disable building of test programs by configure switch
AC_ARG_ENABLE(tests,
AS_HELP_STRING([--disable-tests],
[Disable building of test program suite @<:@default=no@:>@]),
[ case "${enableval}" in
yes) buildtests=true ;;
no) buildtests=false ;;
*) AC_MSG_ERROR([bad value ${enableval} for --disable-tests]) ;;
esac ],
[ buildtests=true ])
AM_CONDITIONAL(BUILDTESTS, test x"$buildtests" = "xtrue")
# check whether to enable gcov coverage flags and macros
AC_ARG_ENABLE(gcov,
AS_HELP_STRING([--enable-gcov],
[enable test coverage with gcov @<:@default=no@:>@]),
[case "${enableval}" in
yes) gcov=true ;;
no) gcov=false ;;
*) AC_MSG_ERROR([bad value ${enableval} for --enable-gcov]) ;;
esac],
[ gcov=false ])
AM_CONDITIONAL(GCOV, test x"$gcov" = "xtrue")
if test x"$gcov" = "xtrue"; then
CFLAGS="$CFLAGS -fprofile-arcs -ftest-coverage"
fi
# set debug info flag if no optimization flags are set.
if test "$CFLAGS" == ""; then
CFLAGS="-g"
fi
# enable GNU and large file extensions.
AC_DEFINE(_GNU_SOURCE)
AC_SYS_LARGEFILE
# checks for programs.
AC_PROG_CC
# check for missing library functions.
AC_CHECK_FUNCS([strndup asprintf getline lstat readlink])
# check for include files
AC_CHECK_HEADER(endian.h, [AC_DEFINE(HAVE_ENDIAN_H, 1, "")], [AC_DEFINE(HAVE_ENDIAN_H, 0, "")])
AC_CHECK_HEADER(sys/param.h, [AC_DEFINE(HAVE_SYS_PARAM_H, 1, "")], [AC_DEFINE(HAVE_SYS_PARAM_H, 0, "")])
# Output transformed files.
AC_CONFIG_FILES([Makefile
src/Makefile
digup.spec])
AC_OUTPUT
|
