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annotate libtomcrypt/build.sh @ 1861:2b3a8026a6ce

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Add re-exec for server This allows ASLR to re-randomize the address space for every connection, preventing some vulnerabilities from being exploitable by repeated probing. Overhead (memory and time) is yet to be confirmed. At present this is only enabled on Linux. Other BSD platforms with fexecve() would probably also work though have not been tested.
author Matt Johnston <matt@ucc.asn.au>
date Sun, 30 Jan 2022 10:14:56 +0800
parents 6dba84798cd5
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #!/bin/bash
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2 echo "$1 ($2, $3)..."
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4 make clean 1>/dev/null 2>/dev/null
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6 echo -n "building..."
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7
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8 if [ -f /proc/cpuinfo ]
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9 then
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10 MAKE_JOBS=$(( ($(cat /proc/cpuinfo | grep -E '^processor[[:space:]]*:' | tail -n -1 | cut -d':' -f2) + 1) * 2 + 1 ))
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11 else
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12 MAKE_JOBS=8
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13 fi
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14
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15 CFLAGS="$2 $CFLAGS $4" EXTRALIBS="$5" make -j$MAKE_JOBS -f $3 all_test 1>gcc_1.txt 2>gcc_2.txt
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16 mret=$?
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17 cnt=$(wc -l < gcc_2.txt)
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18 # ignore 1 line since ar prints to stderr instead of stdout and ar is called for
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19 # $(LIBNAME)
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20 if [[ $mret -ne 0 ]] || [[ $cnt -gt 1 ]]; then
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21 echo "build $1 failed! printing gcc_2.txt now for convenience"
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22 cat gcc_2.txt
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23 exit 1
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24 fi
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26 echo -n "testing..."
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28 if [ -a test ] && [ -f test ] && [ -x test ]; then
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29 ((./test >test_std.txt 2>test_err.txt && ./tv_gen > tv.txt) && echo "$1 test passed." && echo "y" > testok.txt) || (echo "$1 test failed, look at test_err.txt or tv.txt" && exit 1)
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30 if find *_tv.txt -type f 1>/dev/null 2>/dev/null ; then
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31 for f in *_tv.txt; do
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32 # check for lines starting with '<' ($f might be a subset of notes/$f)
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33 difftroubles=$(diff -i -w -B $f notes/$f | grep '^<')
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34 if [ -n "$difftroubles" ]; then
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35 echo "FAILURE: $f"
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36 diff -i -w -B $f notes/$f
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37 echo "tv_gen $f failed" && rm -f testok.txt && exit 1
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38 else
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39 true
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40 fi
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41 done
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42 fi
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43 fi
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44
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46 if [ -a testok.txt ] && [ -f testok.txt ]; then
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47 if [ "$LTC_COVERAGE" != "" ]; then
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48 ./coverage_more.sh > test_coverage_more.txt || exit 1
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49 lcov_opts="--capture --no-external --directory src -q"
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50 lcov_out=$(echo coverage_$1_$2_$3 | tr ' -=+' '_')".info"
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51 lcov $lcov_opts --output-file $lcov_out
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52 fi
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53 exit 0
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54 fi
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55 exit 1
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56
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57 # ref: $Format:%D$
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58 # git commit: $Format:%H$
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59 # commit time: $Format:%ai$