.\" zip_dir_add.mdoc -- add directory to zip archive
.\" Copyright (C) 2006-2020 Dieter Baron and Thomas Klausner
.\"
.\" This file is part of libzip, a library to manipulate ZIP archives.
.\" The authors can be contacted at <libzip@nih.at>
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.Dd September 20, 2020
.Dt ZIP_DIR_ADD 3
.Os
.Sh NAME
.Nm zip_dir_add
.Nd add directory to zip archive
.Sh LIBRARY
libzip (-lzip)
.Sh SYNOPSIS
.In zip.h
.Ft zip_int64_t
.Fn zip_dir_add "zip_t *archive" "const char *name" "zip_flags_t flags"
.Sh DESCRIPTION
The function
.Fn zip_dir_add
adds a directory to a zip archive.
The argument
.Ar archive
specifies the zip archive to which the directory should be added.
.Ar name
is the directory's name in the zip archive.
.Pp
This function adds an entry to the archive.
It does not check whether a directory with that name exists in the
file system, nor does it add its contents if it does.
The
.Ar flags
argument can be any of:
.Bl -tag -width XZIPXFLXENCXSTRICTXX
.It Dv ZIP_FL_ENC_GUESS
Guess encoding of
.Ar name
(default).
(Only CP-437 and UTF-8 are recognized.)
.It Dv ZIP_FL_ENC_UTF_8
Interpret
.Ar name
as UTF-8.
.It Dv ZIP_FL_ENC_CP437
Interpret
.Ar name
as code page 437 (CP-437).
.El
.Sh RETURN VALUES
Upon successful completion, the index of the new entry in the archive
is returned.
Otherwise, \-1 is returned and the error code in
.Ar archive
is set to indicate the error.
.Sh ERRORS
.Fn zip_dir_add
fails if:
.Bl -tag -width Er
.It Bq Er ZIP_ER_EXISTS
There is already an entry called
.Ar name
in the archive.
.It Bq Er ZIP_ER_INVAL
.Ar archive
or
.Ar name
are
.Dv NULL ,
or invalid UTF-8 encoded file names.
.It Bq Er ZIP_ER_MEMORY
Required memory could not be allocated.
.El
.Sh SEE ALSO
.Xr libzip 3 ,
.Xr zip_file_add 3
.Sh HISTORY
.Fn zip_dir_add
was added in libzip 0.11.
.Sh AUTHORS
.An -nosplit
.An Dieter Baron Aq Mt dillo@nih.at
and
.An Thomas Klausner Aq Mt tk@giga.or.at