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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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4
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5 echo $ngx_n "checking for $ngx_type printf() format ...$ngx_c"
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6
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7 cat << END >> $NGX_AUTOCONF_ERR
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8
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9 ----------------------------------------
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10 checking for $ngx_type printf() format
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11
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4
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12 END
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13
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14
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4
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15 ngx_format=no
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16 ngx_comma=
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17 ngx_fmt_x=
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18
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19 for ngx_fmt in $ngx_formats
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20 do
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21
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22 cat << END > $NGX_AUTOTEST.c
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23
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24 int main() {
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4
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25 printf("$ngx_fmt", ($ngx_type) $ngx_max_value);
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26 return 0;
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27 }
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28
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29 END
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30
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4
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31 ngx_test="$CC $CC_TEST_FLAGS $CC_WARN $CC_AUX_FLAGS \
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32 -o $NGX_AUTOTEST $NGX_AUTOTEST.c"
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33 eval "$ngx_test >> $NGX_AUTOCONF_ERR 2>&1"
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34
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35 ngx_max_val=`echo $ngx_max_value | sed -e "s/L*\$//"`
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36
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37 if [ -x $NGX_AUTOTEST ]; then
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38 if [ "`$NGX_AUTOTEST`" = $ngx_max_val ]; then
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39 ngx_format=$ngx_fmt
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40 fi
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41 fi
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42
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4
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43 rm $NGX_AUTOTEST
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44
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45 if [ $ngx_format != no ]; then
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46 break
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47 fi
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48
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49 ngx_fmt_x=`echo $ngx_fmt | sed -e "s/d/X/"`
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50
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51 echo $ngx_n "$ngx_comma \"${ngx_fmt_x}\" is not appropriate$ngx_c"
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52 ngx_comma=","
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53
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4
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54 echo "----------" >> $NGX_AUTOCONF_ERR
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55 cat $NGX_AUTOTEST.c >> $NGX_AUTOCONF_ERR
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56 echo "----------" >> $NGX_AUTOCONF_ERR
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57 echo $ngx_test >> $NGX_AUTOCONF_ERR
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58 echo "----------" >> $NGX_AUTOCONF_ERR
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59 done
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60
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61
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4
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62 if [ $ngx_format = no ]; then
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63 echo "$0: error: printf() $ngx_type format not found"
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64
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65 exit 1
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66 fi
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67
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68
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69 if [ $ngx_ptr_size = 4 ]; then
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4
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70 ngx_fmt_x="%0`expr 2 \* $ngx_ptr_size`"
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71 else
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72 ngx_fmt_x="%"
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73 fi
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74
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4
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75 ngx_format=`echo $ngx_format | sed -e "s/d/X/" -e "s/^%/$ngx_fmt_x/"`
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76
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77 echo "$ngx_comma \"${ngx_format}\" used"
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78
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79
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80 cat << END >> $NGX_AUTO_CONFIG_H
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81
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82 #ifndef $ngx_fmt_name
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83 #define $ngx_fmt_name "$ngx_format"
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84 #endif
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85
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86 END
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