5853
This commit is contained in:
Kartik Agaram
parent
2a4088119c
commit
cc227e67d7
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@ -1,109 +0,0 @@
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#!/bin/sh
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# returns 0 on successful build or nothing to build
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# non-zero exit status only on error during building
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set -e # stop immediately on error
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# [0-9]*.cc -> transect.cc -> transect_bin
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# (layers) | |
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# tangle $CXX
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# can also be called with a layer to only build until
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# $ ./build --until 050
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UNTIL_LAYER=${2:-zzz}
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# there's two mechanisms for fast builds here:
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# - if a command is quick to run, always run it but update the result only on any change
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# - otherwise run it only if the output is 'older_than' the inputs
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#
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# avoid combining both mechanisms for a single file
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# otherwise you'll see spurious messages about files being updated
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# risk: a file may unnecessarily update without changes, causing unnecessary work downstream
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test "$CXX" || export CXX=c++
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test "$CC" || export CC=cc
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test "$CFLAGS" || export CFLAGS="-g -O3"
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export CFLAGS="$CFLAGS -Wall -Wextra -ftrapv -fno-strict-aliasing"
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# return 1 if $1 is older than _any_ of the remaining args
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older_than() {
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local target=$1
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shift
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if [ ! -e $target ]
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then
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#? echo "$target doesn't exist"
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echo "updating $target" >&2
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return 0 # success
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fi
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local f
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for f in $*
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do
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if [ $f -nt $target ]
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then
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echo "updating $target" >&2
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return 0 # success
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fi
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done
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return 1 # failure
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}
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# redirect to $1, unless it's already identical
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update() {
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if [ ! -e $1 ]
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then
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cat > $1
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else
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cat > $1.tmp
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diff -q $1 $1.tmp >/dev/null && rm $1.tmp || mv $1.tmp $1
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fi
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}
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update_cp() {
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if [ ! -e $2/$1 ]
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then
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cp $1 $2
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elif [ $1 -nt $2/$1 ]
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then
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cp $1 $2
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fi
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}
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noisy_cd() {
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cd $1
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echo "-- `pwd`" >&2
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}
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older_than ../enumerate/enumerate ../enumerate/enumerate.cc && {
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$CXX $CFLAGS ../enumerate/enumerate.cc -o ../enumerate/enumerate
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}
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older_than ../tangle/tangle ../tangle/*.cc && {
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noisy_cd ../tangle
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{
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grep -h "^struct .* {" [0-9]*.cc |sed 's/\(struct *[^ ]*\).*/\1;/'
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grep -h "^typedef " [0-9]*.cc
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} |update type_list
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grep -h "^[^ #].*) {" [0-9]*.cc |sed 's/ {.*/;/' |update function_list
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ls [0-9]*.cc |grep -v "\.test\.cc$" |sed 's/.*/#include "&"/' |update file_list
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ls [0-9]*.test.cc |sed 's/.*/#include "&"/' |update test_file_list
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grep -h "^[[:space:]]*void test_" [0-9]*.cc |sed 's/^\s*void \(.*\)() {$/\1,/' |update test_list
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grep -h "^\s*void test_" [0-9]*.cc |sed 's/^\s*void \(.*\)() {.*/"\1",/' |update test_name_list
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$CXX $CFLAGS boot.cc -o tangle
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./tangle test
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noisy_cd ../transect # no effect; just to show us returning to the parent directory
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}
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LAYERS=$(../enumerate/enumerate --until $UNTIL_LAYER |grep '.cc$')
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older_than transect.cc $LAYERS ../enumerate/enumerate ../tangle/tangle && {
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# no update here; rely on 'update' calls downstream
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../tangle/tangle $LAYERS > transect.cc
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}
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grep -h "^[^[:space:]#].*) {$" transect.cc |grep -v ":.*(" |sed 's/ {.*/;/' |update function_list
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grep -h "^\s*void test_" transect.cc |sed 's/^\s*void \(.*\)() {.*/\1,/' |update test_list
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grep -h "^\s*void test_" transect.cc |sed 's/^\s*void \(.*\)() {.*/"\1",/' |update test_name_list
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older_than transect_bin transect.cc *_list && {
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$CXX $CFLAGS transect.cc -o transect_bin
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}
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exit 0
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@ -1,18 +0,0 @@
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#!/bin/sh
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# Run tests for just a subset of layers.
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#
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# Usage:
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# build_and_test_until [file prefix] [test name]
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# Provide the second arg to run just a single test.
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set -e
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# clean previous builds if they were building until a different layer
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touch .until
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PREV_UNTIL=`cat .until`
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if [ "$PREV_UNTIL" != $1 ]
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then
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./clean top-level
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echo $1 > .until
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fi
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./build --until $1 && ./transect_bin test $2
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@ -1,8 +0,0 @@
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#!/bin/sh
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set -e
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set -v
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rm -rf transect.cc transect_bin* *_list
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test $# -gt 0 && exit 0 # convenience: 'clean top-level' to leave subsidiary tools alone
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rm -rf ../enumerate/enumerate ../tangle/tangle ../tangle/*_list ../*/*.dSYM
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rm -rf .until
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