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Diffstat (limited to 'Master/tlpkg/tlperl/lib/flush.pl')
-rw-r--r-- | Master/tlpkg/tlperl/lib/flush.pl | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl/lib/flush.pl b/Master/tlpkg/tlperl/lib/flush.pl new file mode 100644 index 00000000000..e621ff063c7 --- /dev/null +++ b/Master/tlpkg/tlperl/lib/flush.pl @@ -0,0 +1,34 @@ +# +# This library is no longer being maintained, and is included for backward +# compatibility with Perl 4 programs which may require it. +# This legacy library is deprecated and will be removed in a future +# release of perl. +# +# In particular, this should not be used as an example of modern Perl +# programming techniques. +# +# Suggested alternative: IO::Handle + +;# Usage: &flush(FILEHANDLE) +;# flushes the named filehandle + +;# Usage: &printflush(FILEHANDLE, "prompt: ") +;# prints arguments and flushes filehandle + +sub flush { + local($old) = select(shift); + $| = 1; + print ""; + $| = 0; + select($old); +} + +sub printflush { + local($old) = select(shift); + $| = 1; + print @_; + $| = 0; + select($old); +} + +1; |