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Add auto-detection of platform integer size in prometheus

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This commit is contained in:
Joseph Henry 2025-02-26 09:55:08 -08:00
parent a2162c01e3
commit 6b113c8270
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GPG key ID: 3C2C8A1EB4269827
3 changed files with 35 additions and 3 deletions
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13
ext/prometheus-cpp-lite-1.0/core/include/prometheus/counter.h
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@ -25,7 +25,18 @@ namespace prometheus {
///
/// The class is thread-safe. No concurrent call to any API of this type causes
/// a data race.
template <typename Value_ = uint64_t>
#include <stdint.h>
#if UINTPTR_MAX == 0xffFFffFF
// 32-bit platform
template <typename Value_ = uint32_t>
#elif UINTPTR_MAX == 0xffFFffFFffFFffFF
// 64-bit platform
template <typename Value_ = uint64_t>
#else
#error Unknown platform - does not look either like 32-bit or 64-bit
#endif
class Counter : public Metric {
std::atomic<Value_> value{ 0 };

10
ext/prometheus-cpp-lite-1.0/core/include/prometheus/gauge.h
View file

@ -23,7 +23,17 @@ namespace prometheus {
///
/// The class is thread-safe. No concurrent call to any API of this type causes
/// a data race.
#include <stdint.h>
#if UINTPTR_MAX == 0xffFFffFF
// 32-bit
template <typename Value_ = uint32_t>
#elif UINTPTR_MAX == 0xffFFffFFffFFffFF
// 64-bit
template <typename Value_ = uint64_t>
#else
#error Unknown platform - does not look either like 32-bit or 64-bit
#endif
class Gauge : public Metric {
std::atomic<Value_> value { 0 };