[#llvm-CodeViewContext-addFile]
= xref:llvm.adoc[llvm]::xref:llvm/CodeViewContext.adoc[CodeViewContext]::addFile
:relfileprefix: ../../
:mrdocs:

Record a .cv_file entry and return true on success.

== Synopsis

Declared in `<llvm/MC/MCCodeView.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
addFile(
    xref:llvm/MCStreamer.adoc[MCStreamer]& OS,
    unsigned int FileNumber,
    xref:llvm/StringRef.adoc[StringRef] Filename,
    xref:llvm/ArrayRef-08.adoc[ArrayRef<uint8_t>] ChecksumBytes,
    uint8_t ChecksumKind);
----

== Return Value

True on success; false if the file number is invalid or already used.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *OS*
| ‐ Streamer used when creating related symbols.
| *FileNumber*
| ‐ File number assigned by the directive.
| *Filename*
| ‐ Path recorded for this file.
| *ChecksumBytes*
| ‐ Optional checksum bytes for the file.
| *ChecksumKind*
| ‐ CodeView checksum kind identifier.
|===


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