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
|
dnl Nesting safe macros for saving variables
dnl Usage: PAC_PUSH_FLAG(CFLAGS)
AC_DEFUN([PAC_PUSH_FLAG],[
if test -z "${pac_save_$1_nesting}" ; then
pac_save_$1_nesting=0
fi
eval pac_save_$1_${pac_save_$1_nesting}='"$$1"'
pac_save_$1_nesting=`expr ${pac_save_$1_nesting} + 1`
])
dnl Usage: PAC_POP_FLAG(CFLAGS)
AC_DEFUN([PAC_POP_FLAG],[
pac_save_$1_nesting=`expr ${pac_save_$1_nesting} - 1`
eval $1="\$pac_save_$1_${pac_save_$1_nesting}"
eval pac_save_$1_${pac_save_$1_nesting}=""
])
dnl Usage: PAC_PUSH_ALL_FLAGS
AC_DEFUN([PAC_PUSH_ALL_FLAGS],[
PAC_PUSH_FLAG(CFLAGS)
PAC_PUSH_FLAG(CPPFLAGS)
PAC_PUSH_FLAG(CXXFLAGS)
PAC_PUSH_FLAG(FFLAGS)
PAC_PUSH_FLAG(FCFLAGS)
PAC_PUSH_FLAG(LDFLAGS)
PAC_PUSH_FLAG(LIBS)
])
dnl Usage: PAC_POP_ALL_FLAGS
AC_DEFUN([PAC_POP_ALL_FLAGS],[
PAC_POP_FLAG(CFLAGS)
PAC_POP_FLAG(CPPFLAGS)
PAC_POP_FLAG(CXXFLAGS)
PAC_POP_FLAG(FFLAGS)
PAC_POP_FLAG(FCFLAGS)
PAC_POP_FLAG(LDFLAGS)
PAC_POP_FLAG(LIBS)
])
dnl PAC_PREFIX_FLAG - Save flag with a prefix
dnl Usage: PAC_PREFIX_FLAG(PREFIX, FLAG)
AC_DEFUN([PAC_PREFIX_FLAG],[
$1_$2=$$2
export $1_$2
AC_SUBST($1_$2)
])
dnl PAC_PREFIX_ALL_FLAGS - Save flags with a prefix
dnl Usage: PAC_PREFIX_ALL_FLAGS(PREFIX)
AC_DEFUN([PAC_PREFIX_ALL_FLAGS],[
PAC_PREFIX_FLAG($1, CFLAGS)
PAC_PREFIX_FLAG($1, CPPFLAGS)
PAC_PREFIX_FLAG($1, CXXFLAGS)
PAC_PREFIX_FLAG($1, FFLAGS)
PAC_PREFIX_FLAG($1, FCFLAGS)
PAC_PREFIX_FLAG($1, LDFLAGS)
PAC_PREFIX_FLAG($1, LIBS)
PAC_PREFIX_FLAG($1, EXTRA_LIBS)
])
AC_DEFUN([PAC_CHECK_FGREP_WORD],[
AC_PROG_FGREP
AC_MSG_CHECKING([if fgrep support -w option])
if echo 'ab*c' | $FGREP -w -e 'ab*c' >/dev/null 2>&1 ; then
pac_has_fgrep_word="yes"
AC_MSG_RESULT([$pac_has_fgrep_word])
else
pac_has_fgrep_word="no"
AC_MSG_RESULT([$pac_has_fgrep_word])
AC_MSG_WARN([fgrep does not support -w option, skip flag deduplication])
fi
])
AC_DEFUN([PAC_FGREP_WORD],[
AC_REQUIRE([PAC_CHECK_FGREP_WORD])
if test x$pac_has_fgrep_word = "xyes"; then
AS_IF(
[echo "$$2" | $FGREP -w -e "$1" >/dev/null 2>&1],
[$3],
[$4]
)
else
$4
fi
])
dnl Usage: PAC_APPEND_FLAG([-02], [CFLAGS])
dnl appends the given argument to the specified shell variable unless the
dnl argument is already present in the variable
AC_DEFUN([PAC_APPEND_FLAG],[
PAC_FGREP_WORD(
[$1],
[$2],
[echo "$2(='$$2') contains '$1', not appending" >&AS_MESSAGE_LOG_FD],
[echo "$2(='$$2') does not contain '$1', appending" >&AS_MESSAGE_LOG_FD
$2="$$2 $1"]
)
])
dnl Usage: PAC_PREPEND_FLAG([-lpthread], [LIBS])
dnl Prepends the given argument to the specified shell variable unless the
dnl argument is already present in the variable.
dnl
dnl This is typically used for LIBS and similar variables because libraries
dnl should be added in reverse order.
AC_DEFUN([PAC_PREPEND_FLAG],[
PAC_FGREP_WORD(
[$1],
[$2],
[echo "$2(='$$2') contains '$1', not prepending" >&AS_MESSAGE_LOG_FD],
[echo "$2(='$$2') does not contain '$1', prepending" >&AS_MESSAGE_LOG_FD
$2="$1 $$2"]
)
])
dnl PAC_MKDIRS(path)
dnl Create any missing directories in the path
AC_DEFUN([PAC_MKDIRS],[
# Build any intermediate directories
for dir in $1 ; do
PAC_PUSH_FLAG([IFS])
IFS="/"
tmp_curdir=""
for tmp_subdir in $dir ; do
tmp_curdir="${tmp_curdir}$tmp_subdir"
if test ! -d "$tmp_curdir" ; then mkdir "$tmp_curdir" ; fi
tmp_curdir="${tmp_curdir}/"
done
PAC_POP_FLAG([IFS])
done
])
# Find something to use for mkdir -p. Eventually, this will have a
# script for backup. As of autoconf-2.63, AC_PROG_MKDIR_P was broken;
# it was checking to see if it recognized the "version" of mkdir and
# was deciding based on that. This should always be a feature test.
AC_DEFUN([PAC_PROG_MKDIR_P],[
AC_CACHE_CHECK([whether mkdir -p works],
pac_cv_mkdir_p,[
pac_cv_mkdir_p=no
rm -rf .tmp
if mkdir -p .tmp/.foo 1>/dev/null 2>&1 ; then
if test -d .tmp/.foo ; then
pac_cv_mkdir_p=yes
fi
fi
rm -rf .tmp
])
if test "$pac_cv_mkdir_p" = "yes" ; then
MKDIR_P="mkdir -p"
export MKDIR_P
else
AC_MSG_WARN([mkdir -p does not work; the install step may fail])
fi
AC_SUBST(MKDIR_P)
])
dnl Test for a clean VPATH directory. Provide this command with the names
dnl of all of the generated files that might cause problems
dnl (Makefiles won't cause problems because there's no VPATH usage for them)
dnl
dnl Synopsis
dnl PAC_VPATH_CHECK([file-names],[directory-names])
dnl file-names should be files other than config.status and any header (e.g.,
dnl fooconf.h) file that should be removed. It is optional
AC_DEFUN([PAC_VPATH_CHECK],[
# This is needed for Mac OSX 10.5
rm -rf conftest.dSYM
rm -f conftest*
date >conftest$$
# If creating a file in the current directory does not show up in the srcdir
# then we're doing a VPATH build (or something is very wrong)
if test ! -s $srcdir/conftest$$ ; then
pac_dirtyfiles=""
pac_dirtydirs=""
pac_header=""
ifdef([AC_LIST_HEADER],[pac_header=AC_LIST_HEADER])
for file in config.status $pac_header $1 ; do
if test -f $srcdir/$file ; then
pac_dirtyfiles="$pac_dirtyfiles $file"
fi
done
ifelse($2,,,[
for dir in $2 ; do
if test -d $srcdir/$dir ; then
pac_dirtydirs="$pac_dirtydirs $dir"
fi
done
])
if test -n "$pac_dirtyfiles" -o -n "$pac_dirtydirs" ; then
# Create a nice message about what to remove
rmmsg=""
if test -n "$pac_dirtyfiles" ; then
rmmsg="files $pac_dirtyfiles"
fi
if test -n "$pac_dirtydirs" ; then
if test -n "$rmmsg" ; then
rmmsg="$rmmsg and directories $pac_dirtydirs"
else
rmmsg="directories $pac_dirtydirs"
fi
fi
if test -f $srcdir/Makefile ; then
AC_MSG_ERROR([You cannot do a VPATH build if the source directory has been
configured. Run "make distclean" in $srcdir first and make sure that the
$rmmsg have been removed.])
else
AC_MSG_ERROR([You cannot do a VPATH build if the source directory has been
configured. Remove the $rmmsg in $srcdir.])
fi
fi
fi
# This is needed for Mac OSX 10.5
rm -rf conftest.dSYM
rm -f conftest*
])
dnl PAC_CONF_HEX_TO_DEC(value,out_var)
dnl
dnl Converts the given hexadecimal integer constant to an integer constant and
dnl stores the result in the shell variable given by 'out_var'.
dnl
dnl I think that printf like this will be sufficiently portable, but I don't
dnl have any guarantee of it. If not, we can fall back to AS_VAR_ARITH
dnl and/or AC_COMPUTE_INT (the latter will probably be slow)
AC_DEFUN([PAC_CONV_HEX_TO_DEC],[AS_VAR_SET([$2],[`printf "%d" $1`])])
dnl PAC_GET_EXENAME(exe_name, out_exe_name)
dnl
dnl Prepends and appends program prefix and suffix as supplied by --program_prefix
dnl and --program-sufix
AC_DEFUN([PAC_GET_EXENAME],[
$2=$1
if test "$program_prefix" != "NONE" ; then
$2="${program_prefix}$$2"
fi
if test "$program_suffix" != "NONE" ; then
$2="$$2$program_suffix"
fi
])
|
