diff options
| author |  Mike Meyer <mwm@mired.org> | 2015-08-31 15:16:58 -0400 |
|---|---|---|
| committer |  Fabian Homborg <FHomborg@gmail.com> | 2015-09-02 13:40:43 +0200 |
| commit | 32a3e15309a0f4296db49261163c575a6468b2c8 (patch) | |
| tree | 5b059efcf2034347455909f301c5e156e07e08f9 /doc_src/suspend.txt | |
| parent | 06615534841390045c23aaa409dfae124f04383c (diff) | |
Add info to suspend help page.
Diffstat (limited to 'doc_src/suspend.txt')
| -rw-r--r-- | doc_src/suspend.txt | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/doc_src/suspend.txt b/doc_src/suspend.txt index 8b5dc16a..43a4ca53 100644 --- a/doc_src/suspend.txt +++ b/doc_src/suspend.txt @@ -7,8 +7,11 @@ suspend [--force] \subsection suspend-description Description -`suspend` suspends the current shell. In order to prevent suspending a -shell that isn't a subshell, it will not suspend a shell if it is a -login shell, or of `$SHLVLV` is less `$suspend_minimum_SHLVL`, which -defaults to three. This test is skipped if the `--force` option is -given or the shell is not interactive. +`suspend` suspends execution of the current shell by sending it a +SIGTSTP signal, returning to the controlling process. It can be +resumed later by sending it a SIGCONT. In order to prevent suspending +a shell that doesn't have a controlling process, it will not suspend a +the shell if it is a login shell or if `$SHLVLV` is less +`$suspend_minimum_SHLVL`, which defaults to three. This test is +skipped if the `--force` option is given or the shell is not +interactive. |