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18 lines
563 B
Groff
18 lines
563 B
Groff
.TH mmap_read 3
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.SH NAME
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mmap_read \- memory map a file for reading
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.SH SYNTAX
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.B #include <mmap.h>
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extern char* \fBmmap_read\fP(const char* \fIfilename\fR,unsigned long* \fIfilesize\fR);
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.SH DESCRIPTION
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mmap_read opens \fIfilename\fR for reading, maps the whole file into
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memory, closes the file, writes the length of the file to \fIfilesize\fR
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and returns a pointer to the mapped file.
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The file is unmapped by the operating system if the process terminates.
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It can also be manually unmapped by calling \fBmunmap\fR from
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<sys/mman.h>.
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.SH "SEE ALSO"
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munmap(2)
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