|
455
|
1
|
|
|
2 # Copyright (C) Igor Sysoev
|
|
|
3
|
|
|
4
|
|
501
|
5 # gcc 2.7.2.3, 2.8.1, 2.95.4, egcs-1.1.2
|
|
497
|
6 # 3.0.4, 3.1.1, 3.2.3, 3.3.2, 3.3.3, 3.3.4, 3.4.0, 3.4.2
|
|
521
|
7 # 4.0.0, 4.0.1, 4.1.0
|
|
501
|
8
|
|
|
9
|
|
|
10 NGX_GCC_VER=`$CC -v 2>&1 | grep 'gcc version' 2>&1 \
|
|
|
11 | sed -e 's/^.* version \(.*\)/\1/'`
|
|
|
12
|
|
|
13 echo " + gcc version: $NGX_GCC_VER"
|
|
455
|
14
|
|
557
|
15 have=NGX_COMPILER value="\"gcc $NGX_GCC_VER\"" . auto/define
|
|
|
16
|
|
455
|
17
|
|
|
18 # Solaris 7's /usr/ccs/bin/as does not support "-pipe"
|
|
|
19
|
|
|
20 CC_TEST_FLAGS="-pipe"
|
|
|
21
|
|
|
22 ngx_feature="gcc -pipe switch"
|
|
|
23 ngx_feature_name=
|
|
|
24 ngx_feature_run=no
|
|
|
25 ngx_feature_incs=
|
|
|
26 ngx_feature_libs=
|
|
|
27 ngx_feature_test=
|
|
|
28 . auto/feature
|
|
|
29
|
|
|
30 CC_TEST_FLAGS=
|
|
|
31
|
|
|
32 if [ $ngx_found = yes ]; then
|
|
|
33 PIPE="-pipe"
|
|
|
34 fi
|
|
|
35
|
|
|
36 # optimizations
|
|
|
37
|
|
487
|
38 #NGX_GCC_OPT="-O2"
|
|
|
39 #NGX_GCC_OPT="-Os"
|
|
|
40 NGX_GCC_OPT="-O"
|
|
|
41
|
|
|
42 CFLAGS="$CFLAGS $NGX_GCC_OPT"
|
|
|
43
|
|
|
44 #CFLAGS="$CFLAGS -fomit-frame-pointer"
|
|
455
|
45
|
|
|
46 case $CPU in
|
|
|
47 pentium)
|
|
|
48 # optimize for Pentium and Athlon
|
|
|
49 CPU_OPT="-march=pentium"
|
|
|
50 ;;
|
|
|
51
|
|
|
52 pentiumpro)
|
|
|
53 # optimize for Pentium Pro, Pentium II and Pentium III
|
|
|
54 CPU_OPT="-march=pentiumpro"
|
|
|
55 ;;
|
|
|
56
|
|
|
57 pentium4)
|
|
|
58 # optimize for Pentium 4, gcc 3.x
|
|
|
59 CPU_OPT="-march=pentium4"
|
|
|
60 ;;
|
|
|
61
|
|
521
|
62 athlon)
|
|
|
63 # optimize for Athlon, gcc 3.x
|
|
|
64 CPU_OPT="-march=athlon"
|
|
|
65 ;;
|
|
|
66
|
|
509
|
67 opteron)
|
|
|
68 # optimize for Opteron, gcc 3.x
|
|
|
69 CPU_OPT="-march=opteron"
|
|
|
70 ;;
|
|
|
71
|
|
455
|
72 sparc64)
|
|
|
73 # build 64-bit UltraSparc binary
|
|
|
74 CPU_OPT="-m64"
|
|
|
75 CORE_LINK="$CORE_LINK -m64"
|
|
|
76 CC_AUX_FLAGS="$CC_AUX_FLAGS -m64"
|
|
|
77 ;;
|
|
|
78
|
|
|
79 esac
|
|
|
80
|
|
|
81
|
|
501
|
82 case "$NGX_GCC_VER" in
|
|
|
83 2.7*)
|
|
|
84 # batch build
|
|
|
85 CPU_OPT=
|
|
|
86 ;;
|
|
|
87 esac
|
|
455
|
88
|
|
|
89
|
|
|
90 CFLAGS="$CFLAGS $PIPE $CPU_OPT"
|
|
|
91
|
|
|
92 if [ ".$PCRE_OPT" = "." ]; then
|
|
|
93 PCRE_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT"
|
|
|
94 else
|
|
|
95 PCRE_OPT="$PCRE_OPT $PIPE"
|
|
|
96 fi
|
|
|
97
|
|
|
98 if [ ".$MD5_OPT" = "." ]; then
|
|
|
99 MD5_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT"
|
|
|
100 else
|
|
|
101 MD5_OPT="$MD5_OPT $PIPE"
|
|
|
102 fi
|
|
|
103
|
|
|
104 if [ ".$ZLIB_OPT" = "." ]; then
|
|
|
105 ZLIB_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT"
|
|
|
106 else
|
|
|
107 ZLIB_OPT="$ZLIB_OPT $PIPE"
|
|
|
108 fi
|
|
|
109
|
|
|
110
|
|
|
111 # warnings
|
|
|
112
|
|
487
|
113 # -W requires at least -O
|
|
|
114 CFLAGS="$CFLAGS ${NGX_GCC_OPT:-O} -W"
|
|
|
115
|
|
455
|
116 CFLAGS="$CFLAGS -Wall -Wpointer-arith"
|
|
|
117 #CFLAGS="$CFLAGS -Wconversion"
|
|
|
118 #CFLAGS="$CFLAGS -Winline"
|
|
|
119
|
|
501
|
120
|
|
|
121 case "$NGX_GCC_VER" in
|
|
|
122 3.* | 4.* )
|
|
|
123 # we have a lot of the unused function arguments
|
|
|
124 CFLAGS="$CFLAGS -Wno-unused-parameter"
|
|
|
125 CFLAGS="$CFLAGS -Wno-unused-function"
|
|
|
126 #CFLAGS="$CFLAGS -Wunreachable-code"
|
|
|
127 ;;
|
|
|
128
|
|
|
129 *)
|
|
|
130 # we have a lot of the unused function arguments
|
|
|
131 CFLAGS="$CFLAGS -Wno-unused"
|
|
|
132 ;;
|
|
|
133 esac
|
|
|
134
|
|
455
|
135
|
|
|
136 # stop on warning
|
|
|
137 CFLAGS="$CFLAGS -Werror"
|
|
|
138
|
|
|
139 # debug
|
|
|
140 CFLAGS="$CFLAGS -g"
|
|
|
141
|
|
|
142 # DragonFly's gcc3 generates DWARF
|
|
|
143 #CFLAGS="$CFLAGS -g -gstabs"
|
|
|
144
|
|
|
145 if [ ".$CPP" = "." ]; then
|
|
|
146 CPP="$CC -E"
|
|
|
147 fi
|
