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
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
|
# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ(2.52)
m4_define([required_libxml_version], [2.6.17])
AC_INIT([lttoolbox/lttoolbox.h], [3.5.0], [sortiz@users.sourceforge.net])
AC_CONFIG_HEADER([lttoolbox/lttoolbox_config.h])
AC_CANONICAL_SYSTEM
GENERIC_LIBRARY_NAME=lttoolbox
# Release versioning
GENERIC_MAJOR_VERSION=3
GENERIC_MINOR_VERSION=5
GENERIC_MICRO_VERSION=0
# API version (often = GENERIC_MAJOR_VERSION.GENERIC_MINOR_VERSION)
GENERIC_API_VERSION=$GENERIC_MAJOR_VERSION.$GENERIC_MINOR_VERSION
AC_SUBST(GENERIC_API_VERSION)
AC_SUBST(GENERIC_MAJOR_VERSION)
# Shared library versioning
GENERIC_LIBRARY_VERSION=1:0:0
# | | |
# +------+ | +---+
# | | |
# current:revision:age
# | | |
# | | +- increment if interfaces have been added
# | | set to zero if interfaces have been removed
# or changed
# | +- increment if source code has changed
# | set to zero if current is incremented
# +- increment if interfaces have been added, removed or changed
AC_SUBST(GENERIC_LIBRARY_VERSION)
PACKAGE=$GENERIC_LIBRARY_NAME
AC_SUBST(GENERIC_LIBRARY_NAME)
GENERIC_VERSION=$GENERIC_MAJOR_VERSION.$GENERIC_MINOR_VERSION.$GENERIC_MICRO_VERSION
GENERIC_RELEASE=$GENERIC_MAJOR_VERSION.$GENERIC_MINOR_VERSION
AC_SUBST(GENERIC_RELEASE)
AC_SUBST(GENERIC_VERSION)
VERSION=$GENERIC_VERSION
AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define)
AC_CONFIG_MACRO_DIR([m4])
AC_CANONICAL_HOST
AC_PROG_CXX
AM_PROG_LIBTOOL
AM_SANITY_CHECK
AC_LANG_CPLUSPLUS
CFLAGS="-Wall -Wextra $CFLAGS"
CXXFLAGS="-Wall -Wextra $CXXFLAGS"
AC_ARG_ENABLE(debug,
[ --enable-debug Enable "-g -Wall" compiler options],
[CXXFLAGS="-g -Wall";CFLAGS="-g -Wall"])
AC_ARG_ENABLE(profile,
[ --enable-profile Enable "-pg -g -Wall" compiler options],
[CXXFLAGS="-pg -g -Wall"; CFLAGS="-pg -g -Wall"; LDFLAGS="-pg"])
PKG_CHECK_MODULES(LTTOOLBOX, [libxml-2.0 >= required_libxml_version])
# Check for wide strings
AC_DEFUN([AC_CXX_WSTRING],[
AC_CACHE_CHECK(whether the compiler supports wide strings,
ac_cv_cxx_wstring,
[AC_LANG_SAVE
AC_LANG_CPLUSPLUS
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <string>]],[[
std::wstring test = L"test";
]])],
[ac_cv_cxx_wstring=yes], [ac_cv_cxx_wstring=no])
AC_LANG_RESTORE
])
])
AC_CXX_WSTRING
if test "$ac_cv_cxx_wstring" = no
then
AC_MSG_ERROR([Missing wide string support])
fi
# Checks for libraries.
AC_CHECK_LIB(xml2, xmlReaderForFile)
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([stdlib.h string.h unistd.h stddef.h])
# Checks for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL
AC_C_CONST
AC_TYPE_SIZE_T
# Checks for library functions.
AC_FUNC_ERROR_AT_LINE
AC_CHECK_DECLS([fread_unlocked, fwrite_unlocked, fgetc_unlocked, \
fputc_unlocked, fputs_unlocked, fgetwc_unlocked, fputwc_unlocked, fputws_unlocked])
AC_CHECK_FUNCS([setlocale strdup getopt_long])
AM_CONDITIONAL([WINDOWS], [test x$version_type = xwindows])
# Require highest supported C++ standard
AC_LANG(C++)
AX_CHECK_COMPILE_FLAG([-std=c++20], [CXXFLAGS="$CXXFLAGS -std=c++20"], [
AX_CHECK_COMPILE_FLAG([-std=c++2a], [CXXFLAGS="$CXXFLAGS -std=c++2a"], [
AX_CHECK_COMPILE_FLAG([-std=c++17], [CXXFLAGS="$CXXFLAGS -std=c++17"], [
AX_CHECK_COMPILE_FLAG([-std=c++1z], [CXXFLAGS="$CXXFLAGS -std=c++1z"], [
AX_CHECK_COMPILE_FLAG([-std=c++14], [CXXFLAGS="$CXXFLAGS -std=c++14"], [
AX_CHECK_COMPILE_FLAG([-std=c++1y], [CXXFLAGS="$CXXFLAGS -std=c++1y"], [
AC_MSG_ERROR([Could not enable at least C++1y (C++14) - upgrade your compiler])
])
])
])
])
])
])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <cstddef>
#include <cstdint>
#include <type_traits>
]],[[
using namespace std;
static_assert(!is_same<size_t,uint32_t>::value, "size_t == uint32_t");
static_assert(!is_same<size_t,uint64_t>::value, "size_t == uint64_t");
]])], [AC_DEFINE([SIZET_NOT_CSTDINT], [1], [size_t != (uint32_t, uint64_t)])])
AM_PATH_PYTHON([2], [], [AC_MSG_WARN([Can't run 'make test' without Python installed.])])
AC_OUTPUT([Makefile lttoolbox.pc lttoolbox/Makefile])
|