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| author |  Steven Fackler <sfackler@gmail.com> | 2013-04-21 21:13:18 -0400 |
|---|---|---|
| committer | Steven Fackler <sfackler@gmail.com> | 2013-04-21 21:36:48 -0400 |
| commit | 03c1f2ef5b1215654cdaff8544be22e5e93ca633 (patch) | |
| tree | 01dcb9ba52edc91f38d74757bb18779f68049512 /doc_src/isatty.txt | |
| parent | d215e866623f7ec935eedfe0fc81e950b0d0381e (diff) | |
Some documentation cleanup
Diffstat (limited to 'doc_src/isatty.txt')
| -rw-r--r-- | doc_src/isatty.txt | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/doc_src/isatty.txt b/doc_src/isatty.txt index f72e9e12..bccf8ab8 100644 --- a/doc_src/isatty.txt +++ b/doc_src/isatty.txt @@ -3,10 +3,13 @@ \subsection isatty-synopsis Synopsis <tt>isatty [FILE DESCRIPTOR]</tt> -where FILE DESCRIPTOR may be either the number of a file descriptor, or one -of the strings stdin, stdout and stderr. +\subsection isatty-description Description +The <tt>isatty</tt> command is used to test if a file descriptor is a tty. -If the specified file descriptor is a tty, the exit status of the -command is zero, otherwise, it is non-zero. +FILE DESCRIPTOR may be either the number of a file descriptor, or one of the +strings stdin, stdout and stderr. + +If the specified file descriptor is a tty, the exit status of the command is +zero, otherwise, it is non-zero. |