grub2/0075-docs-grub.texi-configfile-Explain-environment-variab.patch
2013-05-02 16:54:52 -04:00

74 lines
2.6 KiB
Diff

From bf9d0c7cfcc093b873d6d4c594cd407dc6bca69c Mon Sep 17 00:00:00 2001
From: Colin Watson <cjwatson@ubuntu.com>
Date: Wed, 2 Jan 2013 09:29:48 +0000
Subject: [PATCH 075/364] * docs/grub.texi (configfile): Explain environment
variable handling. (source): New section. Reported by: Arbiel Perlacremaz.
Fixes Savannah bug #35564.
---
ChangeLog | 7 +++++++
docs/grub.texi | 18 +++++++++++++++++-
2 files changed, 24 insertions(+), 1 deletion(-)
diff --git a/ChangeLog b/ChangeLog
index 8723bfa..68920bf 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2013-01-02 Colin Watson <cjwatson@ubuntu.com>
+
+ * docs/grub.texi (configfile): Explain environment variable
+ handling.
+ (source): New section.
+ Reported by: Arbiel Perlacremaz. Fixes Savannah bug #35564.
+
2012-12-31 Colin Watson <cjwatson@ubuntu.com>
Remove several trivially-unnecessary uses of nested functions.
diff --git a/docs/grub.texi b/docs/grub.texi
index 39d9614..e9af377 100644
--- a/docs/grub.texi
+++ b/docs/grub.texi
@@ -3303,6 +3303,7 @@ you forget a command, you can run the command @command{help}
* search:: Search devices by file, label, or UUID
* sendkey:: Emulate keystrokes
* set:: Set an environment variable
+* source:: Read a configuration file in same context
* true:: Do nothing, successfully
* unset:: Unset an environment variable
* uppermem:: Set the upper memory size
@@ -3429,7 +3430,9 @@ If they are completely identical, nothing will be printed.
@deffn Command configfile file
Load @var{file} as a configuration file. If @var{file} defines any menu
-entries, then show a menu containing them immediately.
+entries, then show a menu containing them immediately. Any environment
+variable changes made by the commands in @var{file} will not be preserved
+after @command{configfile} returns.
@end deffn
@@ -4069,6 +4072,19 @@ arguments, print all environment variables with their values.
@end deffn
+@node source
+@subsection source
+
+@deffn Command source file
+Read @var{file} as a configuration file, as if its contents had been
+incorporated directly into the sourcing file. Unlike @command{configfile}
+(@pxref{configfile}), this executes the contents of @var{file} without
+changing context: any environment variable changes made by the commands in
+@var{file} will be preserved after @command{source} returns, and the menu
+will not be shown immediately.
+@end deffn
+
+
@node true
@subsection true
--
1.8.1.4