56 lines
1.4 KiB
Groff
56 lines
1.4 KiB
Groff
. \" Manual Seite fuer fileopen
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. \" @(#)fileopen.3 1.1
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. \"
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.TH FILEOPEN 3 "15. Juli 1988" "J\*org Schilling" "Schily\'s LIBRARY FUNCTIONS"
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.SH NAME
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fileopen() \- opens or creates files
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.SH SYNOPSIS
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.nf
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.B
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FILE *fileopen(filename,modes)
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.B char *filename;
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.B char *modes;
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.fi
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.SH DESCRIPTION
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fileopen() opens filename. The mode is specified by the
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characters from the following set:
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.TP
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.B a
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seek to end-of-file after opening
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.TP
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.B c
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create file if necessary
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.TP
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.B r
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allow read access
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.TP
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.B t
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truncate file after opening if it already exists
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.TP
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.B u
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unbuffered all read/writes directly to system
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.TP
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.B w
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allow write access
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.SH RETURNS
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NULL open failed.
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other value should be used in other I/O calls and is of the
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type FILE.
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.SH NOTES
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The file is opened with rw rw access.
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If there is not enough room to allocate a buffer, the file is
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opened in an unbuffered mode. There is a limit to the number of
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open files.
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