Igor Sysoev | c0edbcc | 2004-10-21 15:34:38 +0000 | [diff] [blame] | 1 | |
| 2 | # Copyright (C) Igor Sysoev |
| 3 | |
| 4 | |
Igor Sysoev | c157172 | 2005-03-19 12:38:37 +0000 | [diff] [blame^] | 5 | # gcc 2.7.2.3, 2.8.1, 2.95.4, egcs-1.1.2 |
Igor Sysoev | 11d7532 | 2005-03-01 15:20:36 +0000 | [diff] [blame] | 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 |
Igor Sysoev | c157172 | 2005-03-19 12:38:37 +0000 | [diff] [blame^] | 7 | # 4.0.0 |
| 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" |
Igor Sysoev | c0edbcc | 2004-10-21 15:34:38 +0000 | [diff] [blame] | 14 | |
| 15 | |
| 16 | # Solaris 7's /usr/ccs/bin/as does not support "-pipe" |
| 17 | |
| 18 | CC_TEST_FLAGS="-pipe" |
| 19 | |
| 20 | ngx_feature="gcc -pipe switch" |
| 21 | ngx_feature_name= |
| 22 | ngx_feature_run=no |
| 23 | ngx_feature_incs= |
| 24 | ngx_feature_libs= |
| 25 | ngx_feature_test= |
| 26 | . auto/feature |
| 27 | |
| 28 | CC_TEST_FLAGS= |
| 29 | |
| 30 | if [ $ngx_found = yes ]; then |
| 31 | PIPE="-pipe" |
| 32 | fi |
| 33 | |
Igor Sysoev | c0edbcc | 2004-10-21 15:34:38 +0000 | [diff] [blame] | 34 | # optimizations |
| 35 | |
Igor Sysoev | aa82861 | 2005-02-09 14:31:07 +0000 | [diff] [blame] | 36 | #NGX_GCC_OPT="-O2" |
| 37 | #NGX_GCC_OPT="-Os" |
| 38 | NGX_GCC_OPT="-O" |
| 39 | |
| 40 | CFLAGS="$CFLAGS $NGX_GCC_OPT" |
| 41 | |
| 42 | #CFLAGS="$CFLAGS -fomit-frame-pointer" |
Igor Sysoev | c0edbcc | 2004-10-21 15:34:38 +0000 | [diff] [blame] | 43 | |
| 44 | case $CPU in |
| 45 | pentium) |
| 46 | # optimize for Pentium and Athlon |
| 47 | CPU_OPT="-march=pentium" |
| 48 | ;; |
| 49 | |
| 50 | pentiumpro) |
| 51 | # optimize for Pentium Pro, Pentium II and Pentium III |
| 52 | CPU_OPT="-march=pentiumpro" |
| 53 | ;; |
| 54 | |
| 55 | pentium4) |
| 56 | # optimize for Pentium 4, gcc 3.x |
| 57 | CPU_OPT="-march=pentium4" |
| 58 | ;; |
| 59 | |
| 60 | sparc64) |
| 61 | # build 64-bit UltraSparc binary |
| 62 | CPU_OPT="-m64" |
| 63 | CORE_LINK="$CORE_LINK -m64" |
| 64 | CC_AUX_FLAGS="$CC_AUX_FLAGS -m64" |
| 65 | ;; |
| 66 | |
| 67 | esac |
| 68 | |
| 69 | |
Igor Sysoev | c157172 | 2005-03-19 12:38:37 +0000 | [diff] [blame^] | 70 | case "$NGX_GCC_VER" in |
| 71 | 2.7*) |
| 72 | # batch build |
| 73 | CPU_OPT= |
| 74 | ;; |
| 75 | esac |
Igor Sysoev | c0edbcc | 2004-10-21 15:34:38 +0000 | [diff] [blame] | 76 | |
| 77 | |
| 78 | CFLAGS="$CFLAGS $PIPE $CPU_OPT" |
| 79 | |
| 80 | if [ ".$PCRE_OPT" = "." ]; then |
| 81 | PCRE_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT" |
| 82 | else |
| 83 | PCRE_OPT="$PCRE_OPT $PIPE" |
| 84 | fi |
| 85 | |
| 86 | if [ ".$MD5_OPT" = "." ]; then |
| 87 | MD5_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT" |
| 88 | else |
| 89 | MD5_OPT="$MD5_OPT $PIPE" |
| 90 | fi |
| 91 | |
| 92 | if [ ".$ZLIB_OPT" = "." ]; then |
| 93 | ZLIB_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT" |
| 94 | else |
| 95 | ZLIB_OPT="$ZLIB_OPT $PIPE" |
| 96 | fi |
| 97 | |
| 98 | |
| 99 | # warnings |
| 100 | |
Igor Sysoev | aa82861 | 2005-02-09 14:31:07 +0000 | [diff] [blame] | 101 | # -W requires at least -O |
| 102 | CFLAGS="$CFLAGS ${NGX_GCC_OPT:-O} -W" |
| 103 | |
Igor Sysoev | c0edbcc | 2004-10-21 15:34:38 +0000 | [diff] [blame] | 104 | CFLAGS="$CFLAGS -Wall -Wpointer-arith" |
| 105 | #CFLAGS="$CFLAGS -Wconversion" |
| 106 | #CFLAGS="$CFLAGS -Winline" |
| 107 | |
Igor Sysoev | c157172 | 2005-03-19 12:38:37 +0000 | [diff] [blame^] | 108 | |
| 109 | case "$NGX_GCC_VER" in |
| 110 | 3.* | 4.* ) |
| 111 | # we have a lot of the unused function arguments |
| 112 | CFLAGS="$CFLAGS -Wno-unused-parameter" |
| 113 | CFLAGS="$CFLAGS -Wno-unused-function" |
| 114 | #CFLAGS="$CFLAGS -Wunreachable-code" |
| 115 | ;; |
| 116 | |
| 117 | *) |
| 118 | # we have a lot of the unused function arguments |
| 119 | CFLAGS="$CFLAGS -Wno-unused" |
| 120 | ;; |
| 121 | esac |
| 122 | |
Igor Sysoev | c0edbcc | 2004-10-21 15:34:38 +0000 | [diff] [blame] | 123 | |
| 124 | # stop on warning |
| 125 | CFLAGS="$CFLAGS -Werror" |
| 126 | |
| 127 | # debug |
| 128 | CFLAGS="$CFLAGS -g" |
| 129 | |
| 130 | # DragonFly's gcc3 generates DWARF |
| 131 | #CFLAGS="$CFLAGS -g -gstabs" |
| 132 | |
| 133 | if [ ".$CPP" = "." ]; then |
| 134 | CPP="$CC -E" |
| 135 | fi |