diff options
| author | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2015-08-07 00:06:15 -0400 |
|---|---|---|
| committer | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2015-08-07 00:07:39 -0400 |
| commit | 388a91b06473b13a59ba217d23b26ca3dc0f2555 (patch) | |
| tree | 39947a8f26580997d6c022b5929042884efe7be6 /man | |
| parent | 67a3328fbdecd1d81431cc6380de5b3f2d628def (diff) | |
man: clarify that unknown escapes must be escaped
https://bugzilla.redhat.com/show_bug.cgi?id=1251334
is about a unit file which has
Environment=TERM=linux PS1=system-upgrade:\w\$\x20
We used to allow that, but after recent tightening of parsing
rules, we barf. Make it clear that this is intentional.
Diffstat (limited to 'man')
| -rw-r--r-- | man/systemd.service.xml | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/man/systemd.service.xml b/man/systemd.service.xml index 4368ca8a19..7e96989583 100644 --- a/man/systemd.service.xml +++ b/man/systemd.service.xml @@ -922,7 +922,10 @@ the arguments. Double quotes ("...") and single quotes ('...') may be used, in which case everything until the next matching quote becomes part of the same argument. C-style escapes are also - supported, see table below. Quotes themselves are removed after + supported. The table below contains the list of allowed escape + patterns. Only patterns which match the syntax in the table are + allowed; others will result in an error, and must be escaped by + doubling the backslash. Quotes themselves are removed after parsing and escape sequences substituted. In addition, a trailing backslash (<literal>\</literal>) may be used to merge lines. </para> @@ -939,7 +942,7 @@ <literal>&</literal>, and <emphasis>other elements of shell syntax are not supported</emphasis>.</para> - <para>The command to execute must an absolute path name. It may + <para>The command to execute must be an absolute path name. It may contain spaces, but control characters are not allowed.</para> <para>The command line accepts <literal>%</literal> specifiers as |