Mercurial > hg > nginx
annotate auto/cc/gcc @ 6008:b92d5a26d55f
Core: expose maximum values of time_t and ngx_int_t.
These are needed to detect overflows.
author | Ruslan Ermilov <ru@nginx.com> |
---|---|
date | Tue, 17 Mar 2015 00:24:34 +0300 |
parents | 80bd391c90d1 |
children | c041f1e0655f |
rev | line source |
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455 | 1 |
2 # Copyright (C) Igor Sysoev | |
4412 | 3 # Copyright (C) Nginx, Inc. |
455 | 4 |
5 | |
501 | 6 # gcc 2.7.2.3, 2.8.1, 2.95.4, egcs-1.1.2 |
497 | 7 # 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 | 8 # 4.0.0, 4.0.1, 4.1.0 |
501 | 9 |
10 | |
11 NGX_GCC_VER=`$CC -v 2>&1 | grep 'gcc version' 2>&1 \ | |
12 | sed -e 's/^.* version \(.*\)/\1/'` | |
13 | |
14 echo " + gcc version: $NGX_GCC_VER" | |
455 | 15 |
557 | 16 have=NGX_COMPILER value="\"gcc $NGX_GCC_VER\"" . auto/define |
17 | |
455 | 18 |
19 # Solaris 7's /usr/ccs/bin/as does not support "-pipe" | |
20 | |
21 CC_TEST_FLAGS="-pipe" | |
22 | |
577 | 23 ngx_feature="gcc -pipe switch" |
455 | 24 ngx_feature_name= |
25 ngx_feature_run=no | |
26 ngx_feature_incs= | |
875
7af8276b1c2f
test PCRE in FreeBSD, Linux, and NetBSD
Igor Sysoev <igor@sysoev.ru>
parents:
743
diff
changeset
|
27 ngx_feature_path= |
455 | 28 ngx_feature_libs= |
29 ngx_feature_test= | |
30 . auto/feature | |
31 | |
32 CC_TEST_FLAGS= | |
33 | |
34 if [ $ngx_found = yes ]; then | |
35 PIPE="-pipe" | |
36 fi | |
37 | |
561 | 38 |
581 | 39 case "$NGX_MACHINE" in |
561 | 40 |
743 | 41 sun4u | sun4v | sparc | sparc64 ) |
563 | 42 # "-mcpu=v9" enables the "casa" assembler instruction |
561 | 43 CFLAGS="$CFLAGS -mcpu=v9" |
44 ;; | |
45 | |
46 esac | |
47 | |
48 | |
455 | 49 # optimizations |
50 | |
487 | 51 #NGX_GCC_OPT="-O2" |
52 #NGX_GCC_OPT="-Os" | |
53 NGX_GCC_OPT="-O" | |
54 | |
55 #CFLAGS="$CFLAGS -fomit-frame-pointer" | |
455 | 56 |
57 case $CPU in | |
58 pentium) | |
59 # optimize for Pentium and Athlon | |
60 CPU_OPT="-march=pentium" | |
589 | 61 NGX_CPU_CACHE_LINE=32 |
455 | 62 ;; |
63 | |
561 | 64 pentiumpro | pentium3) |
455 | 65 # optimize for Pentium Pro, Pentium II and Pentium III |
66 CPU_OPT="-march=pentiumpro" | |
589 | 67 NGX_CPU_CACHE_LINE=32 |
455 | 68 ;; |
69 | |
70 pentium4) | |
71 # optimize for Pentium 4, gcc 3.x | |
72 CPU_OPT="-march=pentium4" | |
589 | 73 NGX_CPU_CACHE_LINE=128 |
455 | 74 ;; |
75 | |
521 | 76 athlon) |
77 # optimize for Athlon, gcc 3.x | |
78 CPU_OPT="-march=athlon" | |
589 | 79 NGX_CPU_CACHE_LINE=64 |
521 | 80 ;; |
81 | |
509 | 82 opteron) |
83 # optimize for Opteron, gcc 3.x | |
84 CPU_OPT="-march=opteron" | |
589 | 85 NGX_CPU_CACHE_LINE=64 |
509 | 86 ;; |
87 | |
581 | 88 sparc32) |
89 # build 32-bit UltraSparc binary | |
90 CPU_OPT="-m32" | |
91 CORE_LINK="$CORE_LINK -m32" | |
589 | 92 NGX_CPU_CACHE_LINE=64 |
581 | 93 ;; |
94 | |
455 | 95 sparc64) |
96 # build 64-bit UltraSparc binary | |
97 CPU_OPT="-m64" | |
98 CORE_LINK="$CORE_LINK -m64" | |
589 | 99 NGX_CPU_CACHE_LINE=64 |
455 | 100 ;; |
101 | |
613 | 102 ppc64) |
103 # build 64-bit PowerPC binary | |
104 CPU_OPT="-m64" | |
105 CPU_OPT="$CPU_OPT -falign-functions=32 -falign-labels=32" | |
106 CPU_OPT="$CPU_OPT -falign-loops=32 -falign-jumps=32" | |
107 CORE_LINK="$CORE_LINK -m64" | |
108 NGX_CPU_CACHE_LINE=128 | |
109 ;; | |
110 | |
455 | 111 esac |
112 | |
3362
b57a4a704f3c
GCC 4.1 builtin atomic operations
Igor Sysoev <igor@sysoev.ru>
parents:
2751
diff
changeset
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113 CC_AUX_FLAGS="$CC_AUX_FLAGS $CPU_OPT" |
455 | 114 |
501 | 115 case "$NGX_GCC_VER" in |
116 2.7*) | |
117 # batch build | |
118 CPU_OPT= | |
119 ;; | |
120 esac | |
455 | 121 |
122 | |
123 CFLAGS="$CFLAGS $PIPE $CPU_OPT" | |
124 | |
125 if [ ".$PCRE_OPT" = "." ]; then | |
126 PCRE_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT" | |
127 else | |
128 PCRE_OPT="$PCRE_OPT $PIPE" | |
129 fi | |
130 | |
131 if [ ".$MD5_OPT" = "." ]; then | |
132 MD5_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT" | |
133 else | |
134 MD5_OPT="$MD5_OPT $PIPE" | |
135 fi | |
136 | |
137 if [ ".$ZLIB_OPT" = "." ]; then | |
138 ZLIB_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT" | |
139 else | |
140 ZLIB_OPT="$ZLIB_OPT $PIPE" | |
141 fi | |
142 | |
143 | |
144 # warnings | |
145 | |
487 | 146 # -W requires at least -O |
1010 | 147 CFLAGS="$CFLAGS ${NGX_GCC_OPT:--O} -W" |
487 | 148 |
455 | 149 CFLAGS="$CFLAGS -Wall -Wpointer-arith" |
577 | 150 #CFLAGS="$CFLAGS -Wconversion" |
455 | 151 #CFLAGS="$CFLAGS -Winline" |
4760
d87b45d4a8a0
Added a commented out -Wmissing-prototypes to CFLAGS.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
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152 #CFLAGS="$CFLAGS -Wmissing-prototypes" |
455 | 153 |
501 | 154 |
155 case "$NGX_GCC_VER" in | |
156 3.* | 4.* ) | |
157 # we have a lot of the unused function arguments | |
158 CFLAGS="$CFLAGS -Wno-unused-parameter" | |
2751 | 159 # 4.2.1 shows the warning in wrong places |
501 | 160 #CFLAGS="$CFLAGS -Wunreachable-code" |
5714
80bd391c90d1
Configure: added -Wno-deprecated-declarations on OS X.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4767
diff
changeset
|
161 |
80bd391c90d1
Configure: added -Wno-deprecated-declarations on OS X.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4767
diff
changeset
|
162 # deprecated system OpenSSL library on OS X |
80bd391c90d1
Configure: added -Wno-deprecated-declarations on OS X.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4767
diff
changeset
|
163 if [ "$NGX_SYSTEM" = "Darwin" ]; then |
80bd391c90d1
Configure: added -Wno-deprecated-declarations on OS X.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4767
diff
changeset
|
164 CFLAGS="$CFLAGS -Wno-deprecated-declarations" |
80bd391c90d1
Configure: added -Wno-deprecated-declarations on OS X.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4767
diff
changeset
|
165 fi |
501 | 166 ;; |
167 | |
168 *) | |
169 # we have a lot of the unused function arguments | |
170 CFLAGS="$CFLAGS -Wno-unused" | |
171 ;; | |
172 esac | |
173 | |
455 | 174 |
175 # stop on warning | |
176 CFLAGS="$CFLAGS -Werror" | |
177 | |
178 # debug | |
179 CFLAGS="$CFLAGS -g" | |
180 | |
181 # DragonFly's gcc3 generates DWARF | |
182 #CFLAGS="$CFLAGS -g -gstabs" | |
183 | |
184 if [ ".$CPP" = "." ]; then | |
185 CPP="$CC -E" | |
186 fi |