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Better handling of OPENTELEMETRY_STL_VERSION. #2490

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Better handling of OPENTELEMETRY_STL_VERSION. #2490

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7baf5f8
Sketch a way to set OPENTELEMETRY_STL_VERSION under bazel.
bcsgh Jan 16, 2024
3cc5c1b
Add some '#if defined' to generate a better error if OPENTELEMETRY_ST…
bcsgh Jan 17, 2024
77b6912
Merge branch 'main' of https://github.com/open-telemetry/opentelemetr…
bcsgh Jan 17, 2024
b543295
Special case MSVC (because it prefers breaking correct future usage o…
bcsgh Jan 18, 2024
daca53b
Special case MSVC in version guard (and update message).
bcsgh Jan 18, 2024
69154a1
Merge branch 'main' into bcsgh/with_cxx_stdlib
ThomsonTan Jan 18, 2024
697794d
Make formatting happy.
bcsgh Jan 18, 2024
d486cd7
Make formatting (even more) happy.
bcsgh Jan 18, 2024
163b341
Merge branch 'master' into HEAD
bcsgh Jan 31, 2024
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14 changes: 14 additions & 0 deletions api/include/opentelemetry/version.h
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,20 @@
#include "opentelemetry/common/macros.h"
#include "opentelemetry/detail/preprocessor.h"

#if defined(OPENTELEMETRY_STL_VERSION)
# if (!defined(_MSVC_LANG) && OPENTELEMETRY_STL_VERSION > (__cplusplus / 100)) || \
(defined(_MSVC_LANG) && OPENTELEMETRY_STL_VERSION > (_MSVC_LANG / 100))
# if defined(_MSVC_LANG)
# pragma message OPENTELEMETRY_STRINGIFY( \
OPENTELEMETRY_STL_VERSION) " vs. " OPENTELEMETRY_STRINGIFY(_MSVC_LANG)
# else
# pragma message OPENTELEMETRY_STRINGIFY( \
OPENTELEMETRY_STL_VERSION) " vs. " OPENTELEMETRY_STRINGIFY(__cplusplus)
# endif
# error "OPENTELEMETRY_STL_VERSION is set to a version newer than the curent C++ version."
# endif
#endif

#ifndef OPENTELEMETRY_ABI_VERSION_NO
# define OPENTELEMETRY_ABI_VERSION_NO 1
#endif
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