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author | Chong Yidong <cyd@stupidchicken.com> | 2011-03-05 15:45:09 -0500 |
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committer | Chong Yidong <cyd@stupidchicken.com> | 2011-03-05 15:45:09 -0500 |
commit | b59a4335cd2e904d160323c9e00e1411c0d973bf (patch) | |
tree | d6edfeb8abb171a63850b0c5bcff65d52bf6e4a3 /doc/lispref/processes.texi | |
parent | cb6fa1ad87db2d0949576fa5dc01caf7918a4547 (diff) | |
download | emacs-b59a4335cd2e904d160323c9e00e1411c0d973bf.tar.gz |
* processes.texi (Synchronous Processes): Minor clarification (Bug#8149).
Diffstat (limited to 'doc/lispref/processes.texi')
-rw-r--r-- | doc/lispref/processes.texi | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/doc/lispref/processes.texi b/doc/lispref/processes.texi index 8a8de0e7fa8..dc9fed58076 100644 --- a/doc/lispref/processes.texi +++ b/doc/lispref/processes.texi @@ -266,10 +266,9 @@ subprocess by @code{call-process-region} is encoded using a coding system, much like text written into a file. @xref{Coding Systems}. @defun call-process program &optional infile destination display &rest args -This function calls @var{program} in a separate process and waits for -it to finish. +This function calls @var{program} and waits for it to finish. -The standard input for the process comes from file @var{infile} if +The standard input for the new process comes from file @var{infile} if @var{infile} is not @code{nil}, and from the null device otherwise. The argument @var{destination} says where to put the process output. Here are the possibilities: @@ -488,10 +487,10 @@ inputinput@point{} @end defun @defun call-process-shell-command command &optional infile destination display &rest args -This function executes the shell command @var{command} synchronously -in a separate process. The final arguments @var{args} are additional -arguments to add at the end of @var{command}. The other arguments -are handled as in @code{call-process}. +This function executes the shell command @var{command} synchronously. +The final arguments @var{args} are additional arguments to add at the +end of @var{command}. The other arguments are handled as in +@code{call-process}. @end defun @defun process-file-shell-command command &optional infile destination display &rest args @@ -506,12 +505,12 @@ then returns the command's output as a string. @end defun @defun process-lines program &rest args -This function runs @var{program} in a separate process, waits for it -to finish, and returns its output as a list of strings. Each string -in the list holds a single line of text output by the program; the -end-of-line characters are stripped from each line. The arguments -beyond @var{program}, @var{args}, are strings that specify -command-line arguments with which to run the program. +This function runs @var{program}, waits for it to finish, and returns +its output as a list of strings. Each string in the list holds a +single line of text output by the program; the end-of-line characters +are stripped from each line. The arguments beyond @var{program}, +@var{args}, are strings that specify command-line arguments with which +to run the program. If @var{program} exits with a non-zero exit status, this function signals an error. |