33 lines
647 B
Markdown
33 lines
647 B
Markdown
# PR_CloseFileMap
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Closes a file mapping.
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## Syntax
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```{code}
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#include <prio.h>
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PRStatus PR_CloseFileMap(PRFileMap *fmap);
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```
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### Parameter
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The function has the following parameter:
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`fmap`
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: The file mapping to be closed.
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### Returns
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The function returns one of the following values:
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- If the memory region is successfully unmapped, `PR_SUCCESS`.
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- If the memory region is not successfully unmapped, `PR_FAILURE`.
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The error code can be retrieved via {ref}`PR_GetError`.
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## Description
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When a file mapping created with a call to {ref}`PR_CreateFileMap` is no
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longer needed, it should be closed with a call to {ref}`PR_CloseFileMap`.
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