blob: 8a615ec4a88ef1fbd0f8fdf9bcf592489c073957 (
plain)
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
|
# Copyright (C) Igor Sysoev
# Copyright (C) NGINX, Inc.
echo checking for C compiler: $CC
cat << END >> $NJS_AUTOCONF_ERR
----------------------------------------
checking for C compiler: $CC
END
# Allow error exit status.
set +e
if [ -z "$(which $CC)" ]; then
echo
echo $0: error: $CC not found.
echo
exit 1;
fi
if `/bin/sh -c "($CC -v)" 2>&1 | grep "gcc version" >> $NJS_AUTOCONF_ERR 2>&1`
then
NJS_CC_NAME=gcc
echo " + using GNU C compiler"
NJS_CC_VERSION=`/bin/sh -c "($CC -v)" 2>&1 | grep "gcc version" 2>&1`
echo " + $NJS_CC_VERSION"
else
if `/bin/sh -c "($CC -v)" 2>&1 | grep "clang version" >> $NJS_AUTOCONF_ERR 2>&1`
then
NJS_CC_NAME=clang
echo " + using Clang C compiler"
NJS_CC_VERSION=`/bin/sh -c "($CC -v)" 2>&1 | grep "clang version" 2>&1`
echo " + $NJS_CC_VERSION"
else
if `/bin/sh -c "($CC -v)" 2>&1 \
| grep "Apple LLVM version" >> $NJS_AUTOCONF_ERR 2>&1`
then
NJS_CC_NAME=clang
echo " + using Clang C compiler"
NJS_CC_VERSION=`/bin/sh -c "($CC -v)" 2>&1 | grep "Apple LLVM version" 2>&1`
echo " + $NJS_CC_VERSION"
else
if `/bin/sh -c "($CC -V)" 2>&1 | grep "Sun C" >> $NJS_AUTOCONF_ERR 2>&1`
then
NJS_CC_NAME=SunC
echo " + using Sun C compiler"
NJS_CC_VERSION=`/bin/sh -c "($CC -V)" 2>&1 | grep "Sun C" 2>&1`
echo " + $NJS_CC_VERSION"
fi # SunC
fi # Apple LLVM clang
fi # clang
fi # gcc
case $NJS_CC_NAME in
gcc)
njs_define=NJS_GCC . auto/define
NJS_CFLAGS="$NJS_CFLAGS -pipe"
NJS_CFLAGS="$NJS_CFLAGS -fPIC"
# Do not export symbols except explicitly marked with NJS_EXPORT.
NJS_CFLAGS="$NJS_CFLAGS -fvisibility=hidden"
# c99/gnu99 conflict with Solaris XOPEN.
#NJS_CFLAGS="$NJS_CFLAGS -std=gnu99"
NJS_CFLAGS="$NJS_CFLAGS -O"
#NJS_CFLAGS="$NJS_CFLAGS -O0"
NJS_CFLAGS="$NJS_CFLAGS -W -Wall -Wextra"
#NJS_CFLAGS="$NJS_CFLAGS -Wunused-result"
NJS_CFLAGS="$NJS_CFLAGS -Wno-unused-parameter"
#NJS_CFLAGS="$NJS_CFLAGS -Wshorten-64-to-32"
NJS_CFLAGS="$NJS_CFLAGS -Wwrite-strings"
# -O2 enables -fstrict-aliasing and -fstrict-overflow.
#NJS_CFLAGS="$NJS_CFLAGS -O2"
#NJS_CFLAGS="$NJS_CFLAGS -Wno-strict-aliasing"
#NJS_CFLAGS="$NJS_CFLAGS -fomit-frame-pointer"
#NJS_CFLAGS="$NJS_CFLAGS -momit-leaf-frame-pointer"
# -Wstrict-overflow is supported by GCC 4.2+.
#NJS_CFLAGS="$NJS_CFLAGS -Wstrict-overflow=5"
NJS_CFLAGS="$NJS_CFLAGS -Wmissing-prototypes"
# Stop on warning.
NJS_CFLAGS="$NJS_CFLAGS -Werror"
# Debug.
NJS_CFLAGS="$NJS_CFLAGS -g"
if [ "$NJS_ADDRESS_SANITIZER" = "YES" ]; then
NJS_CFLAGS="$NJS_CFLAGS -fsanitize=address"
NJS_CFLAGS="$NJS_CFLAGS -fno-omit-frame-pointer"
fi
;;
clang)
njs_define=NJS_CLANG . auto/define
NJS_CFLAGS="$NJS_CFLAGS -pipe"
NJS_CFLAGS="$NJS_CFLAGS -fPIC"
# Do not export symbols except explicitly marked with NJS_EXPORT.
NJS_CFLAGS="$NJS_CFLAGS -fvisibility=hidden"
NJS_CFLAGS="$NJS_CFLAGS -O"
#NJS_CFLAGS="$NJS_CFLAGS -O0"
NJS_CFLAGS="$NJS_CFLAGS -W -Wall -Wextra"
#NJS_CFLAGS="$NJS_CFLAGS -Wunused-result"
NJS_CFLAGS="$NJS_CFLAGS -Wno-unused-parameter"
#NJS_CFLAGS="$NJS_CFLAGS -Wshorten-64-to-32"
NJS_CFLAGS="$NJS_CFLAGS -Wwrite-strings"
#NJS_CFLAGS="$NJS_CFLAGS -O2"
#NJS_CFLAGS="$NJS_CFLAGS -fomit-frame-pointer"
NJS_CFLAGS="$NJS_CFLAGS -fstrict-aliasing"
NJS_CFLAGS="$NJS_CFLAGS -Wstrict-overflow=5"
NJS_CFLAGS="$NJS_CFLAGS -Wmissing-prototypes"
# Stop on warning.
NJS_CFLAGS="$NJS_CFLAGS -Werror"
# Debug.
if [ "$NJS_SYSTEM_PLATFORM" != "powerpc" ]; then
# "-g" flag causes the "unknown pseudo-op: `.cfi_sections'"
# error on PowerPC Clang.
NJS_CFLAGS="$NJS_CFLAGS -g"
fi
if [ "$NJS_ADDRESS_SANITIZER" = "YES" ]; then
NJS_CFLAGS="$NJS_CFLAGS -fsanitize=address"
NJS_CFLAGS="$NJS_CFLAGS -fno-omit-frame-pointer"
NJS_CFLAGS="$NJS_CFLAGS -fsanitize-address-use-after-scope"
fi
;;
SunC)
njs_define=NJS_SUNC . auto/define
NJS_CFLAGS="$NJS_CFLAGS -fPIC"
# Optimization.
NJS_CFLAGS="$NJS_CFLAGS -O -fast"
# Stop on warning.
NJS_CFLAGS="$NJS_CFLAGS -errwarn=%all"
# Debug.
NJS_CFLAGS="$NJS_CFLAGS -g"
if [ "$NJS_ADDRESS_SANITIZER" = "YES" ]; then
echo " - Address sanitizer is not supported by $NJS_CC_NAME"
fi
;;
*)
;;
esac
if [ "$NJS_DEBUG" = "YES" ]; then
njs_define=NJS_DEBUG . auto/define
fi
if [ "$NJS_DEBUG_MEMORY" = "YES" ]; then
njs_define=NJS_DEBUG_MEMORY . auto/define
fi
if [ "$NJS_DEBUG_OPCODE" = "YES" ]; then
njs_define=NJS_DEBUG_OPCODE . auto/define
fi
if [ "$NJS_DEBUG_GENERATOR" = "YES" ]; then
njs_define=NJS_DEBUG_GENERATOR . auto/define
fi
# Stop on error exit status again.
set -e
|
