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Diffstat (limited to 'doc/gawk.texi')
| -rw-r--r-- | doc/gawk.texi | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/doc/gawk.texi b/doc/gawk.texi index 6145b105..bae1fd52 100644 --- a/doc/gawk.texi +++ b/doc/gawk.texi @@ -24706,7 +24706,9 @@ The @code{pathto()} function does the work of finding the full path to a file. It simulates @command{gawk}'s behavior when searching the @env{AWKPATH} environment variable (@pxref{AWKPATH Variable}). -If a @value{FN} has a @samp{/} in it, no path search is done. Otherwise, +If a @value{FN} has a @samp{/} in it, no path search is done. +Similarly, if the @value{FN} is @code{"-"}, then that string is +used as-is. Otherwise, the @value{FN} is concatenated with the name of each directory in the path, and an attempt is made to open the generated @value{FN}. The only way to test if a file can be read in @command{awk} is to go @@ -24733,6 +24735,9 @@ function pathto(file, i, t, junk) if (index(file, "/") != 0) return file + if (file == "-") + return file + for (i = 1; i <= ndirs; i++) @{ t = (pathlist[i] "/" file) @group |