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1
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2 # Copyright (C) Igor Sysoev
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3
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4
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5 # gcc 2.7.2.3, 2.8.1, 2.95.4,
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467
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6 # 3.0.4, 3.1.1, 3.2.3, 3.3.2, 3.3.3, 3.3.4, 3.4, 3.4.2
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455
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7
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8
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9 # Solaris 7's /usr/ccs/bin/as does not support "-pipe"
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10
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11 CC_TEST_FLAGS="-pipe"
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12
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13 ngx_feature="gcc -pipe switch"
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14 ngx_feature_name=
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15 ngx_feature_run=no
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16 ngx_feature_incs=
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17 ngx_feature_libs=
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18 ngx_feature_test=
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19 . auto/feature
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20
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21 CC_TEST_FLAGS=
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22
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23 if [ $ngx_found = yes ]; then
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24 PIPE="-pipe"
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25 fi
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26
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27
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28 # optimizations
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29
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487
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30 #NGX_GCC_OPT="-O2"
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31 #NGX_GCC_OPT="-Os"
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32 NGX_GCC_OPT="-O"
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33
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34 CFLAGS="$CFLAGS $NGX_GCC_OPT"
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35
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36 #CFLAGS="$CFLAGS -fomit-frame-pointer"
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37
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38 case $CPU in
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39 pentium)
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40 # optimize for Pentium and Athlon
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41 CPU_OPT="-march=pentium"
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42 ;;
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43
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44 pentiumpro)
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45 # optimize for Pentium Pro, Pentium II and Pentium III
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46 CPU_OPT="-march=pentiumpro"
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47 ;;
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48
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49 pentium4)
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50 # optimize for Pentium 4, gcc 3.x
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51 CPU_OPT="-march=pentium4"
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52 ;;
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53
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54 sparc64)
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55 # build 64-bit UltraSparc binary
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56 CPU_OPT="-m64"
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57 CORE_LINK="$CORE_LINK -m64"
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58 CC_AUX_FLAGS="$CC_AUX_FLAGS -m64"
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59 ;;
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60
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61 esac
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62
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63
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64 # STUB for batch builds
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65 if [ $CC = gcc27 ]; then CPU_OPT=; fi
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66
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67
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68 CFLAGS="$CFLAGS $PIPE $CPU_OPT"
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69
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70 if [ ".$PCRE_OPT" = "." ]; then
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71 PCRE_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT"
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72 else
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73 PCRE_OPT="$PCRE_OPT $PIPE"
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74 fi
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75
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76 if [ ".$MD5_OPT" = "." ]; then
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77 MD5_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT"
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78 else
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79 MD5_OPT="$MD5_OPT $PIPE"
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80 fi
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81
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82 if [ ".$ZLIB_OPT" = "." ]; then
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83 ZLIB_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT"
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84 else
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85 ZLIB_OPT="$ZLIB_OPT $PIPE"
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86 fi
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87
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88
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89 # warnings
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90
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487
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91 # -W requires at least -O
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92 CFLAGS="$CFLAGS ${NGX_GCC_OPT:-O} -W"
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93
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94 CFLAGS="$CFLAGS -Wall -Wpointer-arith"
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95 #CFLAGS="$CFLAGS -Wconversion"
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96 #CFLAGS="$CFLAGS -Winline"
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97
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98 # we have a lot of the unused function arguments
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99 CFLAGS="$CFLAGS -Wno-unused"
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100
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101 # stop on warning
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102 CFLAGS="$CFLAGS -Werror"
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103
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104 # debug
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105 CFLAGS="$CFLAGS -g"
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106
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107 # DragonFly's gcc3 generates DWARF
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108 #CFLAGS="$CFLAGS -g -gstabs"
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109
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110 if [ ".$CPP" = "." ]; then
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111 CPP="$CC -E"
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112 fi
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