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Diffstat (limited to 'doc/gawktexi.in')
-rw-r--r-- | doc/gawktexi.in | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/doc/gawktexi.in b/doc/gawktexi.in index db949be2..dfdf3434 100644 --- a/doc/gawktexi.in +++ b/doc/gawktexi.in @@ -32314,7 +32314,7 @@ ret = reada("arraydump.bin", array) @subsection Reading An Entire File The @code{readfile} extension adds a single function -named @code{readfile()}: +named @code{readfile()}, and an input parser: @table @code @item @@load "readfile" @@ -32325,6 +32325,12 @@ This is how you load the extension. 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 @code{ERRNO}. + +@item BEGIN @{ PROCINFO["readfile"] = 1 @} +In addition, the extension adds an input parser that is activated if +@code{PROCINFO["readfile"]} exists. +When activated, each input file is returned in its entirety as @code{$0}. +@code{RT} is set to the null string. @end table Here is an example: |