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Enable Unicode support by default

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This commit is contained in:
Victor Zverovich 2024-05-11 14:50:48 -07:00
parent 1dc71f21ea
commit b7809f91e2
3 changed files with 14 additions and 2 deletions
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6
CMakeLists.txt
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@ -341,6 +341,12 @@ endif ()
add_library(fmt-header-only INTERFACE)
add_library(fmt::fmt-header-only ALIAS fmt-header-only)
if (MSVC)
# Unicode support requires compiling with /utf-8.
target_compile_options(fmt PUBLIC /utf-8)
target_compile_options(fmt-header-only INTERFACE /utf-8)
endif ()
target_compile_definitions(fmt-header-only INTERFACE FMT_HEADER_ONLY=1)
target_compile_features(fmt-header-only INTERFACE cxx_std_11)

7
include/fmt/base.h
View File

@ -424,8 +424,11 @@ FMT_CONSTEXPR inline auto is_utf8() -> bool {
FMT_MSC_WARNING(suppress : 4566) constexpr unsigned char section[] = "\u00A7";
// Avoid an MSVC sign extension bug: https://github.com/fmtlib/fmt/pull/2297.
using uchar = unsigned char;
return FMT_UNICODE || (sizeof(section) == 3 && uchar(section[0]) == 0xC2 &&
uchar(section[1]) == 0xA7);
constexpr bool utf8 = sizeof(section) == 3 && uchar(section[0]) == 0xC2 &&
uchar(section[1]) == 0xA7;
static_assert(utf8 || !FMT_MSC_VERSION,
"Unicode support requires compiling with /utf-8");
return FMT_UNICODE || utf8;
}
template <typename Char> FMT_CONSTEXPR auto length(const Char* s) -> size_t {

3
test/CMakeLists.txt
View File

@ -146,6 +146,9 @@ if (NOT MSVC_STATIC_RUNTIME)
if (FMT_PEDANTIC)
target_compile_options(posix-mock-test PRIVATE ${PEDANTIC_COMPILE_FLAGS})
endif ()
if (MSVC)
target_compile_options(posix-mock-test PRIVATE /utf-8)
endif ()
add_test(NAME posix-mock-test COMMAND posix-mock-test)
add_fmt_test(os-test)
endif ()