-
Notifications
You must be signed in to change notification settings - Fork 14
/
aclocal.m4
274 lines (235 loc) · 10.2 KB
/
aclocal.m4
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
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
# <<< smr.m4 from smr_macros 0.2.4 >>>
dnl ####################### -*- Mode: M4 -*- ###########################
dnl smr.m4 --
dnl
dnl Copyright (C) 1999 Matthew D. Langston <[email protected]>
dnl Copyright (C) 1998 Steve Robbins <[email protected]>
dnl
dnl This file is free software; you can redistribute it and/or modify it
dnl under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 2 of the License, or
dnl (at your option) any later version.
dnl
dnl This file is distributed in the hope that it will be useful, but
dnl WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
dnl General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this file; if not, write to:
dnl
dnl Free Software Foundation, Inc.
dnl Suite 330
dnl 59 Temple Place
dnl Boston, MA 02111-1307, USA.
dnl ####################################################################
dnl NOTE: The macros in this file are extensively documented in the
dnl accompanying `smr_macros.texi' Texinfo file. Please see the
dnl Texinfo documentation for the definitive specification of how
dnl these macros are supposed to work. If the macros work
dnl differently than the Texinfo documentation says they should,
dnl then the macros (and not the Texinfo documentation) has the
dnl bug(s).
dnl This is a convenient macro which translates illegal characters for
dnl bourne shell variables into legal characters. It has the same
dnl functionality as sed 'y%./+-:%__p__%'.
AC_DEFUN([smr_safe_translation], [patsubst(patsubst([$1], [+], [p]), [./-:], [_])])
AC_DEFUN(smr_SWITCH,
[
dnl Define convenient aliases for the arguments since there are so
dnl many of them and I keep confusing myself whenever I have to edit
dnl this macro.
pushdef([smr_name], $1)
pushdef([smr_help_string], $2)
pushdef([smr_default], $3)
pushdef([smr_yes_define], $4)
pushdef([smr_no_define], $5)
dnl Do some sanity checking of the arguments.
ifelse([regexp(smr_default, [^\(yes\|no\)$])], -1, [AC_MSG_ERROR($0: third arg must be either yes or no)])
dnl Create the help string
pushdef([smr_lhs], [--ifelse(smr_default, yes, disable, enable)-smr_name])dnl
pushdef([smr_rhs], [ifelse(smr_default, yes, disable, enable) smr_help_string (default is smr_default)])dnl
dnl Add the option to `configure --help'. We don't need to supply the
dnl 4th argument to AC_ARG_ENABLE (i.e. the code to set the default
dnl value) because that is done below by AC_CACHE_CHECK.
AC_ARG_ENABLE([smr_name],
AC_HELP_STRING([smr_lhs], [smr_rhs]),
smr_cv_enable_[]smr_name=$enableval)
dnl We cache the result so that the user doesn't have to remember
dnl which flags they passed to `configure'.
AC_CACHE_CHECK([whether to enable smr_help_string],
smr_cv_enable_[]smr_name,
smr_cv_enable_[]smr_name=smr_default)
ifelse(smr_yes_define, , , test x"[$]smr_cv_enable_[]smr_name" = xyes && AC_DEFINE(smr_yes_define))
ifelse(smr_no_define, , , test x"[$]smr_cv_enable_[]smr_name" = xno && AC_DEFINE(smr_no_define))
dnl Sanity check the value assigned to smr_cv_enable_$1 to force it to
dnl be either `yes' or `no'.
if test ! x"[$]smr_cv_enable_[]smr_name" = xyes; then
if test ! x"[$]smr_cv_enable_[]smr_name" = xno; then
AC_MSG_ERROR([smr_lhs must be either yes or no])
fi
fi
popdef([smr_name])
popdef([smr_help_string])
popdef([smr_default])
popdef([smr_yes_define])
popdef([smr_no_define])
popdef([smr_lhs])
popdef([smr_rhs])
])
AC_DEFUN(smr_ARG_WITHLIB,
[
dnl Define convenient aliases for the arguments since there are so
dnl many of them and I keep confusing myself whenever I have to edit
dnl this macro.
pushdef([smr_name], $1)
pushdef([smr_libname], ifelse($2, , smr_name, $2))
pushdef([smr_help_string], $3)
pushdef([smr_safe_name], smr_safe_translation(smr_name))
dnl Add the option to `configure --help'. We don't need to supply the
dnl 4th argument to AC_ARG_WITH (i.e. the code to set the default
dnl value) because that is done below by AC_CACHE_CHECK.
AC_ARG_WITH(smr_safe_name-library,
AC_HELP_STRING([--with-smr_safe_name-library[[=PATH]]],
[use smr_name library ifelse(smr_help_string, , , (smr_help_string))]),
smr_cv_with_[]smr_safe_name[]_library=$withval)
dnl We cache the result so that the user doesn't have to remember
dnl which flags they passed to `configure'.
AC_CACHE_CHECK([whether to use smr_name library],
smr_cv_with_[]smr_safe_name[]_library,
smr_cv_with_[]smr_safe_name[]_library=maybe)
case x"[$]smr_cv_with_[]smr_safe_name[]_library" in
xyes | xmaybe)
smr_safe_name[]_LIBS="-l[]smr_libname"
with_[]smr_safe_name=[$]smr_cv_with_[]smr_safe_name[]_library
;;
xno)
smr_safe_name[]_LIBS=
with_[]smr_safe_name=no
;;
*)
if test -f "[$]smr_cv_with_[]smr_safe_name[]_library"; then
smr_safe_name[]_LIBS=[$]smr_cv_with_[]smr_safe_name[]_library
elif test -d "[$]smr_cv_with_[]smr_safe_name[]_library"; then
smr_safe_name[]_LIBS="-L[$]smr_cv_with_[]smr_safe_name[]_library -l[]smr_libname"
else
AC_MSG_ERROR([argument must be boolean, file, or directory])
fi
with_[]smr_safe_name=yes
;;
esac
popdef([smr_name])
popdef([smr_libname])
popdef([smr_help_string])
popdef([smr_safe_name])
])
AC_DEFUN(smr_ARG_WITHINCLUDES,
[
dnl Define convenient aliases for the arguments since there are so
dnl many of them and I keep confusing myself whenever I have to edit
dnl this macro.
pushdef([smr_name], $1)
pushdef([smr_header], $2)
pushdef([smr_extra_flags], $3)
pushdef([smr_safe_name], smr_safe_translation(smr_name))
dnl Add the option to `configure --help'. We don't need to supply the
dnl 4th argument to AC_ARG_WITH (i.e. the code to set the default
dnl value) because that is done below by AC_CACHE_CHECK.
AC_ARG_WITH(smr_safe_name-includes,
AC_HELP_STRING([--with-smr_safe_name-includes[[=DIR]]],
[set directory for smr_name headers]),
smr_cv_with_[]smr_safe_name[]_includes=$withval)
dnl We cache the result so that the user doesn't have to remember
dnl which flags they passed to `configure'.
AC_CACHE_CHECK([where to find the smr_name header files],
smr_cv_with_[]smr_safe_name[]_includes,
smr_cv_with_[]smr_safe_name[]_includes=)
if test ! x"[$]smr_cv_with_[]smr_safe_name[]_includes" = x; then
if test -d "[$]smr_cv_with_[]smr_safe_name[]_includes"; then
smr_safe_name[]_CFLAGS="-I[$]smr_cv_with_[]smr_safe_name[]_includes"
else
AC_MSG_ERROR([argument must be a directory])
fi
else
smr_safe_name[]_CFLAGS=
fi
dnl This bit of logic comes from the autoconf AC_PROG_CC macro. We
dnl need to put the given include directory into CPPFLAGS temporarily,
dnl but then restore CPPFLAGS to its old value.
smr_test_CPPFLAGS="${CPPFLAGS+set}"
smr_save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS [$]smr_safe_name[]_CFLAGS smr_extra_flags"
dnl If the header file smr_header exists, then define
dnl HAVE_[]smr_header (in all capitals).
AC_CHECK_HEADERS([smr_header],
smr_have_[]smr_safe_name[]_header=yes,
smr_have_[]smr_safe_name[]_header=no)
if test x"$smr_test_CPPFLAGS" = xset; then
CPPFLAGS=$smr_save_CPPFLAGS
else
unset CPPFLAGS
fi
popdef([smr_name])
popdef([smr_header])
popdef([smr_extra_flags])
popdef([smr_safe_name])
])
AC_DEFUN(smr_CHECK_LIB,
[
dnl Define convenient aliases for the arguments since there are so
dnl many of them and I keep confusing myself whenever I have to edit
dnl this macro.
pushdef([smr_name], $1)
pushdef([smr_libname], ifelse($2, , smr_name, $2))
pushdef([smr_help_string], $3)
pushdef([smr_function], $4)
pushdef([smr_header], $5)
pushdef([smr_extra_libs], $6)
pushdef([smr_extra_flags], $7)
pushdef([smr_prototype], $8)
pushdef([smr_safe_name], smr_safe_translation(smr_name))
dnl Give the user (via "configure --help") an interface to specify
dnl whether we should use the library or not, and possibly where we
dnl should find it.
smr_ARG_WITHLIB([smr_name], [smr_libname], [smr_help_string])
if test ! x"$with_[]smr_safe_name" = xno; then
# If we got this far, then the user didn't explicitly ask not to use
# the library.
dnl If the caller of smr_CHECK_LIB specified a header file for this
dnl library, then give the user (via "configure --help") an
dnl interface to specify where this header file can be found (if it
dnl isn't found by the compiler by default).
ifelse(smr_header, , , [smr_ARG_WITHINCLUDES(smr_name, smr_header, smr_extra_flags)])
# We need only look for the library if the header has been found
# (or no header is needed).
if test [$]smr_have_[]smr_safe_name[]_header != no; then
AC_CHECK_LIB(smr_libname,
smr_function,
smr_have_[]smr_safe_name[]_library=yes,
smr_have_[]smr_safe_name[]_library=no,
[$]smr_safe_name[]_CFLAGS [smr_extra_flags] [$]smr_safe_name[]_LIBS [smr_extra_libs],
[ifelse(smr_prototype, , , [[#]include <smr_header>])],
smr_prototype)
fi
if test x"[$]smr_have_[]smr_safe_name[]_library" = xyes; then
AC_MSG_RESULT([using smr_name library])
else
smr_safe_name[]_LIBS=
smr_safe_name[]_CFLAGS=
if test x"$with_[]smr_safe_name" = xmaybe; then
AC_MSG_RESULT([not using smr_name library])
else
AC_MSG_WARN([requested smr_name library not found!])
fi
fi
fi
popdef([smr_name])
popdef([smr_libname])
popdef([smr_help_string])
popdef([smr_function])
popdef([smr_header])
popdef([smr_extra_libs])
popdef([smr_extra_flags])
popdef([smr_prototype])
popdef([smr_safe_name])
])