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Merge pull request #2372 from kslattery/v1.x

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C++14 build fixes for older gcc #2333
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Gabi Melman 2022-05-13 11:01:19 +03:00 committed by GitHub
commit 0ef5228a77
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2 changed files with 15 additions and 5 deletions
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14
example/example.cpp
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@ -262,15 +262,23 @@ struct my_type
: i(i){}; : i(i){};
}; };
namespace fmt_lib = spdlog::fmt_lib;
// Using a namespace alias like fmt_lib is not allowed when extending an existing namespace,
// but the correct namespace can still be selected with the SPDLOG_USE_STD_FORMAT macro.
#ifdef SPDLOG_USE_STD_FORMAT
namespace std {
#else
namespace fmt {
#endif
template<> template<>
struct fmt_lib::formatter<my_type> : fmt_lib::formatter<std::string> struct formatter<my_type> : formatter<std::string>
{ {
auto format(my_type my, format_context &ctx) -> decltype(ctx.out()) auto format(my_type my, format_context &ctx) -> decltype(ctx.out())
{ {
return fmt_lib::format_to(ctx.out(), "[my_type i={}]", my.i); return format_to(ctx.out(), "[my_type i={}]", my.i);
} }
}; };
}
void user_defined_example() void user_defined_example()
{ {

4
include/spdlog/fmt/bin_to_hex.h
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@ -8,8 +8,10 @@
#include <cctype> #include <cctype>
#include <spdlog/common.h> #include <spdlog/common.h>
#if defined(__has_include) && __has_include(<version>) #if defined(__has_include)
# if __has_include(<version>)
# include <version> # include <version>
# endif
#endif #endif
#if __cpp_lib_span >= 202002L #if __cpp_lib_span >= 202002L