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