You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
18 lines
563 B
Groff
18 lines
563 B
Groff
23 years ago
|
.TH mmap_read 3
|
||
|
|
.SH NAME
|
||
|
|
mmap_read \- memory map a file for reading
|
||
|
|
.SH SYNTAX
|
||
|
|
.B #include <mmap.h>
|
||
|
|
|
||
|
|
extern char* \fBmmap_read\fP(const char* \fIfilename\fR,unsigned long* \fIfilesize\fR);
|
||
|
|
.SH DESCRIPTION
|
||
|
|
mmap_read opens \fIfilename\fR for reading, maps the whole file into
|
||
|
|
memory, closes the file, writes the length of the file to \fIfilesize\fR
|
||
|
|
and returns a pointer to the mapped file.
|
||
|
|
|
||
|
|
The file is unmapped by the operating system if the process terminates.
|
||
|
|
It can also be manually unmapped by calling \fBmunmap\fR from
|
||
|
|
<sys/mman.h>.
|
||
|
|
.SH "SEE ALSO"
|
||
|
|
munmap(2)
|