117 lines
5 KiB
Diff
117 lines
5 KiB
Diff
From 4fd9d6ce9a951e66e727b296138f22cd05479de1 Mon Sep 17 00:00:00 2001
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From: Fredrik Roubert <roubert@google.com>
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Date: Tue, 18 Apr 2023 23:39:28 +0200
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Subject: [PATCH] ICU-22356 Use ConstChar16Ptr to safely cast from UChar* to
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char16_t*.
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This is necessary for this header file to be usable by clients that
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define UCHAR_TYPE as a type not compatible with char16_t, eg. uint16_t.
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---
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icu4c/source/common/unicode/ures.h | 9 +++++----
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icu4c/source/test/intltest/Makefile.in | 2 +-
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icu4c/source/test/intltest/intltest.vcxproj | 1 +
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icu4c/source/test/intltest/intltest.vcxproj.filters | 3 +++
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icu4c/source/test/intltest/uchar_type_build_test.cpp | 7 +++++++
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5 files changed, 17 insertions(+), 5 deletions(-)
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create mode 100644 icu4c/source/test/intltest/uchar_type_build_test.cpp
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diff --git a/icu4c/source/common/unicode/ures.h b/icu4c/source/common/unicode/ures.h
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index cc25b6e49cd..babc01d426a 100644
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--- a/icu4c/source/common/unicode/ures.h
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+++ b/icu4c/source/common/unicode/ures.h
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@@ -25,6 +25,7 @@
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#ifndef URES_H
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#define URES_H
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+#include "unicode/char16ptr.h"
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#include "unicode/utypes.h"
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#include "unicode/uloc.h"
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@@ -812,7 +813,7 @@ inline UnicodeString
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ures_getUnicodeString(const UResourceBundle *resB, UErrorCode* status) {
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UnicodeString result;
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int32_t len = 0;
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- const char16_t *r = ures_getString(resB, &len, status);
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+ const char16_t *r = ConstChar16Ptr(ures_getString(resB, &len, status));
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if(U_SUCCESS(*status)) {
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result.setTo(true, r, len);
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} else {
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@@ -837,7 +838,7 @@ inline UnicodeString
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ures_getNextUnicodeString(UResourceBundle *resB, const char ** key, UErrorCode* status) {
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UnicodeString result;
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int32_t len = 0;
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- const char16_t* r = ures_getNextString(resB, &len, key, status);
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+ const char16_t* r = ConstChar16Ptr(ures_getNextString(resB, &len, key, status));
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if(U_SUCCESS(*status)) {
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result.setTo(true, r, len);
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} else {
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@@ -859,7 +860,7 @@ inline UnicodeString
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ures_getUnicodeStringByIndex(const UResourceBundle *resB, int32_t indexS, UErrorCode* status) {
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UnicodeString result;
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int32_t len = 0;
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- const char16_t* r = ures_getStringByIndex(resB, indexS, &len, status);
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+ const char16_t* r = ConstChar16Ptr(ures_getStringByIndex(resB, indexS, &len, status));
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if(U_SUCCESS(*status)) {
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result.setTo(true, r, len);
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} else {
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@@ -882,7 +883,7 @@ inline UnicodeString
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ures_getUnicodeStringByKey(const UResourceBundle *resB, const char* key, UErrorCode* status) {
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UnicodeString result;
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int32_t len = 0;
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- const char16_t* r = ures_getStringByKey(resB, key, &len, status);
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+ const char16_t* r = ConstChar16Ptr(ures_getStringByKey(resB, key, &len, status));
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if(U_SUCCESS(*status)) {
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result.setTo(true, r, len);
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} else {
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diff --git a/icu4c/source/test/intltest/Makefile.in b/icu4c/source/test/intltest/Makefile.in
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index 8007d3c1880..f57f8d995f4 100644
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--- a/icu4c/source/test/intltest/Makefile.in
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+++ b/icu4c/source/test/intltest/Makefile.in
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@@ -70,7 +70,7 @@ numbertest_parse.o numbertest_doubleconversion.o numbertest_skeletons.o \
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static_unisets_test.o numfmtdatadriventest.o numbertest_range.o erarulestest.o \
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formattedvaluetest.o formatted_string_builder_test.o numbertest_permutation.o \
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units_data_test.o units_router_test.o units_test.o displayoptions_test.o \
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-numbertest_simple.o
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+numbertest_simple.o uchar_type_build_test.o
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DEPS = $(OBJECTS:.o=.d)
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diff --git a/icu4c/source/test/intltest/intltest.vcxproj b/icu4c/source/test/intltest/intltest.vcxproj
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index 0985ba1e808..71ce1254038 100644
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--- a/icu4c/source/test/intltest/intltest.vcxproj
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+++ b/icu4c/source/test/intltest/intltest.vcxproj
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@@ -291,6 +291,7 @@
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<ClCompile Include="units_data_test.cpp" />
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<ClCompile Include="units_router_test.cpp" />
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<ClCompile Include="units_test.cpp" />
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+ <ClCompile Include="uchar_type_build_test.cpp" />
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</ItemGroup>
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<ItemGroup>
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<ClInclude Include="colldata.h" />
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diff --git a/icu4c/source/test/intltest/intltest.vcxproj.filters b/icu4c/source/test/intltest/intltest.vcxproj.filters
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index ffe9bc1467d..5d8777c5aaf 100644
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--- a/icu4c/source/test/intltest/intltest.vcxproj.filters
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+++ b/icu4c/source/test/intltest/intltest.vcxproj.filters
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@@ -568,6 +568,9 @@
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<ClCompile Include="units_test.cpp">
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<Filter>formatting</Filter>
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</ClCompile>
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+ <ClCompile Include="uchar_type_build_test.cpp">
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+ <Filter>configuration</Filter>
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+ </ClCompile>
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</ItemGroup>
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<ItemGroup>
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<ClInclude Include="itrbbi.h">
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diff --git a/icu4c/source/test/intltest/uchar_type_build_test.cpp b/icu4c/source/test/intltest/uchar_type_build_test.cpp
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new file mode 100644
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index 00000000000..ca9335441a3
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--- /dev/null
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+++ b/icu4c/source/test/intltest/uchar_type_build_test.cpp
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@@ -0,0 +1,7 @@
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+// © 2023 and later: Unicode, Inc. and others.
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+// License & terms of use: http://www.unicode.org/copyright.html#License
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+
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+// ICU-22356 Test that client code can be built with UCHAR_TYPE redefined.
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+#undef UCHAR_TYPE
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+#define UCHAR_TYPE uint16_t
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+#include "unicode/ures.h"
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