x SuSE Linux 13.1-RELEASE x
x SuSE Linux 13.1-RELEASEx
READFILE(3am) GNU Awk Extension Modules READFILE(3am)
NAME
readfile - return the entire contents of a file as a string
SYNOPSIS
@load "readfile"
result = readfile("/some/path")
DESCRIPTION
The readfile extension adds a single function named readfile(). The
argument is the name of the file to read. The return value is a string
containing the entire contents of the requested file.
Upon error, the function returns the empty string and sets ERRNO.
EXAMPLE
@load "readfile"
...
contents = readfile("/path/to/file");
if (contents == "" && ERRNO != "") {
print("problem reading file", ERRNO) > "/dev/stderr"
...
}
SEE ALSO
GAWK: Effective AWK Programming, filefuncs(3am), fnmatch(3am),
fork(3am), inplace(3am), ordchr(3am), readdir(3am), revoutput(3am),
rwarray(3am), time(3am).
AUTHOR
Arnold Robbins, arnold@skeeve.com.
COPYING PERMISSIONS
Copyright (C) 2012, 2013, Free Software Foundation, Inc.
Permission is granted to make and distribute verbatim copies of this
manual page provided the copyright notice and this permission notice
are preserved on all copies.
Permission is granted to copy and distribute modified versions of this
manual page under the conditions for verbatim copying, provided that
the entire resulting derived work is distributed under the terms of a
permission notice identical to this one.
Permission is granted to copy and distribute translations of this man-
ual page into another language, under the above conditions for modified
versions, except that this permission notice may be stated in a trans-
lation approved by the Foundation.
Free Software Foundation Jan 15 2013 READFILE(3am)
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