diff options
Diffstat (limited to 'txr.1')
| -rw-r--r-- | txr.1 | 14 |
1 files changed, 7 insertions, 7 deletions
@@ -1461,13 +1461,13 @@ match failure. The variant @(next :args) means that the remaining command line arguments are to be treated as a data source. For this purpose, each argument is considered to be a line of text. If an argument is currently being processed as an input -source, that argument is included. Note that if the first entry in the argument -list is not intended to name an input source, then the query should begin with -@(next :args) or some other form of next directive, to prevent an attempt to -open the input source named by that argument. If the very first directive of a query is any variant of the next directive, then -.B TXR -avoids opening the first input source, but it does open the input source for -any other directive, even one which does not consume any data. +source, that argument is included at the front of the list. As the arguments +are matched, they are consumed. This means that if a @(next) directive without +arguments is executed in the scope of @(next :args), it opens the file named +by the first unconsumed argument. + +To process arguments, and then continue with the original file and argument +list, wrap the argument processing in a @(block). The variant @(next :env) means that the list of process environment variables is treated as a source of data. It looks like a text file stream |