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| -rw-r--r-- | docs/COREDUMP_PACKAGE_METADATA.md | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/docs/COREDUMP_PACKAGE_METADATA.md b/docs/COREDUMP_PACKAGE_METADATA.md index e34abbd147..705d5d695a 100644 --- a/docs/COREDUMP_PACKAGE_METADATA.md +++ b/docs/COREDUMP_PACKAGE_METADATA.md @@ -67,6 +67,16 @@ Value: a JSON string with the structure described below } ``` +When it comes to JSON numbers, this specification assumes that JSON parsers +processing this information are capable of reproducing the full signed 53bit +integer range (i.e. -2⁵³+1…+2⁵³-1) as well as the full 64bit IEEE floating +point number range losslessly (with the exception of NaN/-inf/+inf, since JSON +cannot encode that), as per recommendations of +[RFC8259](https://datatracker.ietf.org/doc/html/rfc8259#page-8). Fields in +these JSON objects are thus permitted to encode numeric values from these +ranges as JSON numbers, and should not use numeric values not covered by these +types and ranges. + A reference implementations of a [build-time tool is provided](https://github.com/systemd/package-notes) and can be used to generate a linker script, which can then be used at build time via ```LDFLAGS="-Wl,-T,/path/to/generated/script"``` to include the note in the binary. |