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
|
dnl Check for YAJL Libraries
dnl CHECK_YAJL(ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND])
AC_DEFUN([PROG_YAJL], [
# Possible names for the yajl library/package (pkg-config)
YAJL_POSSIBLE_LIB_NAMES="yajl2 yajl"
# Possible extensions for the library
YAJL_POSSIBLE_EXTENSIONS="so la sl dll dylib"
# Possible paths (if pkg-config was not found, proceed with the file lookup)
YAJL_POSSIBLE_PATHS="/usr/lib /usr/local/lib /usr/local/libyajl /usr/local/yajl /usr/local /opt/libyajl /opt/yajl /opt /usr /usr/lib64"
# Variables to be set by this very own script.
YAJL_VERSION=""
YAJL_CFLAGS=""
YAJL_CPPFLAGS=""
YAJL_LDADD=""
YAJL_LDFLAGS=""
AC_ARG_WITH(
yajl,
[AS_HELP_STRING([--with-yajl=PATH],[Path to yajl prefix or config script])]
)
if test "x${with_yajl}" == "xno"; then
AC_DEFINE(HAVE_YAJL, 0, [Support for YAJL was disabled by the utilization of --without-yajl or --with-yajl=no])
AC_MSG_NOTICE([Support for YAJL was disabled by the utilization of --without-yajl or --with-yajl=no])
YAJL_DISABLED=yes
else
if test "x${with_yajl}" == "xyes"; then
YAJL_MANDATORY=yes
AC_MSG_NOTICE([YAJL support was marked as mandatory by the utilization of --with-yajl=yes])
fi
# for x in ${YAJL_POSSIBLE_LIB_NAMES}; do
# CHECK_FOR_YAJL_AT(${x})
# if test -n "${YAJL_VERSION}"; then
# break
# fi
# done
# if test "x${with_yajl}" != "xyes" or test "x${with_yajl}" == "xyes"; then
if test "x${with_yajl}" == "x" || test "x${with_yajl}" == "xyes"; then
# Nothing about YAJL was informed, using the pkg-config to figure things out.
if test -n "${PKG_CONFIG}"; then
YAJL_PKG_NAME=""
for x in ${YAJL_POSSIBLE_LIB_NAMES}; do
if ${PKG_CONFIG} --exists ${x}; then
YAJL_PKG_NAME="$x"
break
fi
done
fi
AC_MSG_NOTICE([Nothing about YAJL was informed during the configure phase. Trying to detect it on the platform...])
if test -n "${YAJL_PKG_NAME}"; then
# Package was found using the pkg-config scripts
YAJL_VERSION="`${PKG_CONFIG} ${YAJL_PKG_NAME} --modversion`"
YAJL_CFLAGS="`${PKG_CONFIG} ${YAJL_PKG_NAME} --cflags`"
YAJL_LDADD="`${PKG_CONFIG} ${YAJL_PKG_NAME} --libs-only-l`"
YAJL_LDFLAGS="`${PKG_CONFIG} ${YAJL_PKG_NAME} --libs-only-L --libs-only-other`"
YAJL_DISPLAY="${YAJL_LDADD}, ${YAJL_CFLAGS}"
else
# If pkg-config did not find anything useful, go over file lookup.
for x in ${YAJL_POSSIBLE_PATHS}; do
CHECK_FOR_YAJL_AT(${x})
if test -n "${YAJL_VERSION}"; then
break
fi
done
fi
fi
if test "x${with_yajl}" != "x"; then
# An specific path was informed, lets check.
YAJL_MANDATORY=yes
CHECK_FOR_YAJL_AT(${with_yajl})
fi
# fi
fi
# FIX: if the include directory in CFLAGS ends with "include/yajl",
# remove the suffix "/yajl". the library header files are included
# using the prefix (for example, #include <yajl/yajl_tree.h>), and
# this is even the case for the library itself (for example,
# yajl_tree.h includes yajl/yajl_common.h).
new_cflags=""
for flag in $YAJL_CFLAGS; do
case "$flag" in
-I*/include/yajl)
new_flag="${flag%/yajl}"
new_cflags="$new_cflags $new_flag"
;;
*)
new_cflags="$new_cflags $flag"
;;
esac
done
YAJL_CFLAGS="$new_cflags"
if test -z "${YAJL_LDADD}"; then
if test -z "${YAJL_MANDATORY}"; then
if test -z "${YAJL_DISABLED}"; then
AC_MSG_NOTICE([YAJL library was not found])
YAJL_FOUND=0
else
YAJL_FOUND=2
fi
else
AC_MSG_ERROR([YAJL was explicitly referenced but it was not found])
YAJL_FOUND=-1
fi
else
YAJL_FOUND=1
AC_MSG_NOTICE([using YAJL v${YAJL_VERSION}])
YAJL_CFLAGS="-DWITH_YAJL ${YAJL_CFLAGS}"
YAJL_DISPLAY="${YAJL_LDADD}, ${YAJL_CFLAGS}"
AC_SUBST(YAJL_VERSION)
AC_SUBST(YAJL_LDADD)
AC_SUBST(YAJL_LIBS)
AC_SUBST(YAJL_LDFLAGS)
AC_SUBST(YAJL_CFLAGS)
AC_SUBST(YAJL_DISPLAY)
fi
AC_SUBST(YAJL_FOUND)
]) # AC_DEFUN [PROG_YAJL]
AC_DEFUN([CHECK_FOR_YAJL_AT], [
path=$1
for y in ${YAJL_POSSIBLE_EXTENSIONS}; do
for z in ${YAJL_POSSIBLE_LIB_NAMES}; do
if test -e "${path}/${z}.${y}"; then
yajl_lib_path="${path}/"
yajl_lib_name="${z}"
yajl_lib_file="${yajl_lib_path}/${z}.${y}"
break
fi
if test -e "${path}/lib${z}.${y}"; then
yajl_lib_path="${path}/"
yajl_lib_name="${z}"
yajl_lib_file="${yajl_lib_path}/lib${z}.${y}"
break
fi
if test -e "${path}/lib/lib${z}.${y}"; then
yajl_lib_path="${path}/lib/"
yajl_lib_name="${z}"
yajl_lib_file="${yajl_lib_path}/lib${z}.${y}"
break
fi
if test -e "${path}/lib/x86_64-linux-gnu/lib${z}.${y}"; then
yajl_lib_path="${path}/lib/x86_64-linux-gnu/"
yajl_lib_name="${z}"
yajl_lib_file="${yajl_lib_path}/lib${z}.${y}"
break
fi
done
if test -n "$yajl_lib_path"; then
break
fi
done
if test -e "${path}/include/yajl_parse.h"; then
yajl_inc_path="${path}/include"
elif test -e "${path}/yajl_parse.h"; then
yajl_inc_path="${path}"
elif test -e "${path}/include/yajl/yajl_parse.h"; then
yajl_inc_path="${path}/include"
fi
if test -n "${yajl_lib_path}"; then
AC_MSG_NOTICE([YAJL library found at: ${yajl_lib_file}])
fi
if test -n "${yajl_inc_path}"; then
AC_MSG_NOTICE([YAJL headers found at: ${yajl_inc_path}])
fi
if test -n "${yajl_lib_path}" -a -n "${yajl_inc_path}"; then
# TODO: Compile a piece of code to check the version.
YAJL_CFLAGS="-I${yajl_inc_path}"
YAJL_LDADD="-l${yajl_lib_name}"
YAJL_LDFLAGS="-L${yajl_lib_path}"
YAJL_DISPLAY="${yajl_lib_file}, ${yajl_inc_path}"
fi
]) # AC_DEFUN [CHECK_FOR_YAJL_AT]
|
