fc11d2e872
- Port of arabic.test.js from mapbox-gl-rtl-text - Modify BiDi::getLine to remove trailing nulls in the event UBIDI_REMOVE_BIDI_CONTROLS causes the string to shorten. - Patch vendored ICU to avoid undefined undefined bit shifting behavior (triggered sanitizer failure)
73 lines
2.1 KiB
Bash
Executable File
73 lines
2.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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source "$(dirname "${BASH_SOURCE[0]}")/common.sh"
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NAME=icu
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VERSION=61.1
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ROOT=icu/source
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download "http://download.icu-project.org/files/icu4c/$VERSION/icu4c-${VERSION//./_}-src.tgz"
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init
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STRIP_COMPONENTS=2 extract_gzip "${ROOT}/common/*.h" "${ROOT}/common/*.cpp"
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STRIP_COMPONENTS=1 extract_gzip "icu/LICENSE"
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# List all files we want to extract
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FILES=(
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ushape.cpp
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ubidi.cpp
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ubidi_props.cpp
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ubidiln.cpp
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ubidiwrt.cpp
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ustring.cpp
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uinvchar.cpp
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uchar.cpp
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udataswp.cpp
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umath.cpp
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utrie2.cpp
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utf_impl.cpp
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utypes.cpp
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cmemory.cpp
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cstring.cpp
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)
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# Find dependencies for all of these files
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echo ">> Finding dependencies..."
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ALL=()
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for FILE in "${FILES[@]}"; do
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ALL+=($(cd "common" && $CXX -std=c++14 -I. -c "$FILE" -M | sed -e 's/^[a-z0-9._-]*: *//;s/ *\\$//'))
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done
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# Remove duplicates
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IFS=$'\n' ALL=($(sort <<< "${ALL[*]}" | uniq | sed '/^\//d'))
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unset IFS
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echo ">> Copying files..."
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mkdir -p src include/unicode
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for FILE in "${ALL[@]}"; do
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[[ "$FILE" = unicode/* ]] && DIR="include" || DIR="src"
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# Copy file and replace #include "unicode/*" with #include <unicode/*> so that we can separate
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# includes and source-only files.
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sed 's/^#include \"\(unicode\/[^\"]\{1,\}\)\"/#include <\1>/' "common/$FILE" > "$DIR/$FILE"
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done
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# Apply patch from https://github.com/LibreOffice/core/blob/master/external/icu/icu4c-ubsan.patch.1
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# Shifting signed int to a number greater than can be represented is undefined behavior
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patch -p0 << PATCH
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--- src/ubidiimp.h
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+++ src/ubidiimp.h
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@@ -198,8 +198,8 @@
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/* in a Run, logicalStart will get this bit set if the run level is odd */
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#define INDEX_ODD_BIT (1UL<<31)
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-#define MAKE_INDEX_ODD_PAIR(index, level) ((index)|((int32_t)(level)<<31))
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+#define MAKE_INDEX_ODD_PAIR(index, level) ((index)|((uint32_t)(level)<<31))
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-#define ADD_ODD_BIT_FROM_LEVEL(x, level) ((x)|=((int32_t)(level)<<31))
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+#define ADD_ODD_BIT_FROM_LEVEL(x, level) ((x)|=((uint32_t)(level)<<31))
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#define REMOVE_ODD_BIT(x) ((x)&=~INDEX_ODD_BIT)
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#define GET_INDEX(x) ((x)&~INDEX_ODD_BIT)
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PATCH
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rm -rf common
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file_list include src -name "*.h" -o -name "*.cpp"
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