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16 lines
500 B
Groff
16 lines
500 B
Groff
.TH open_trunc 3
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.SH NAME
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open_trunc \- open a file for writing
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.SH SYNTAX
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.B #include <open.h>
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int \fBopen_trunc\fP(const char *\fIfilename\fR);
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.SH DESCRIPTION
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open_trunc opens the file \fIfilename\fR for write-only use
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and returns the file handle. If the file exists, it will be truncated
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to zero bytes length. If it does not exist, it will be created
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with mode 0644. If there was an error opening or creating the file,
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open_trunc returns -1 and sets errno accordingly.
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.SH "SEE ALSO"
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open(2)
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