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comparison runtime/doc/eval.txt @ 5806:76863b4b48a3 v7.4.247

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updated for version 7.4.247 Problem: When passing input to system() there is no way to keep NUL and NL characters separate. Solution: Optionally use a list for the system() input. (ZyX)
author Bram Moolenaar <bram@vim.org>
date Sat, 05 Apr 2014 18:55:46 +0200
parents 9f8fa56f1906
children e5f1f2ea0b4a
comparison
equal deleted inserted replaced
5805:2db11543541a 5806:76863b4b48a3
5962 character in a line and the first column in an empty line are 5962 character in a line and the first column in an empty line are
5963 valid positions. 5963 valid positions.
5964 5964
5965 system({expr} [, {input}]) *system()* *E677* 5965 system({expr} [, {input}]) *system()* *E677*
5966 Get the output of the shell command {expr}. 5966 Get the output of the shell command {expr}.
5967 When {input} is given, this string is written to a file and 5967
5968 passed as stdin to the command. The string is written as-is, 5968 When {input} is given and is a string this string is written
5969 you need to take care of using the correct line separators 5969 to a file and passed as stdin to the command. The string is
5970 yourself. Pipes are not used. 5970 written as-is, you need to take care of using the correct line
5971 separators yourself.
5972 If {input} is given and is a |List| it is written to the file
5973 in a way |writefile()| does with {binary} set to "b" (i.e.
5974 with a newline between each list item with newlines inside
5975 list items converted to NULs).
5976 Pipes are not used.
5977
5971 Note: Use |shellescape()| or |::S| with |expand()| or 5978 Note: Use |shellescape()| or |::S| with |expand()| or
5972 |fnamemodify()| to escape special characters in a command 5979 |fnamemodify()| to escape special characters in a command
5973 argument. Newlines in {expr} may cause the command to fail. 5980 argument. Newlines in {expr} may cause the command to fail.
5974 The characters in 'shellquote' and 'shellxquote' may also 5981 The characters in 'shellquote' and 'shellxquote' may also
5975 cause trouble. 5982 cause trouble.