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* grub-core/script/execute.c (grub_script_execute_sourcecode): Split

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off new function grub_script_execute_new_scope. Change callers to use
	either of them as appropriate.
	* grub-core/commands/eval.c: New command eval.
	* docs/grub.texi (Commands): Document it.
This commit is contained in:
Andrey Borzenkov 2013-06-07 18:36:42 +02:00 • committed by Vladimir 'phcoder' Serbinenko
parent 63c2984922
commit 593e430cd6
7 changed files with 50 additions and 13 deletions
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33
grub-core/script/execute.c
View file

@ -856,19 +856,10 @@ grub_script_execute_sourcecode_getline (char **line,
/* Execute a source script. */
grub_err_t
grub_script_execute_sourcecode (const char *source, int argc, char **args)
grub_script_execute_sourcecode (const char *source)
{
grub_err_t ret = 0;
struct grub_script *parsed_script;
struct grub_script_scope new_scope;
struct grub_script_scope *old_scope;
new_scope.argv.argc = argc;
new_scope.argv.args = args;
new_scope.flags = 0;
old_scope = scope;
scope = &new_scope;
while (source)
{
@ -880,13 +871,35 @@ grub_script_execute_sourcecode (const char *source, int argc, char **args)
if (! parsed_script)
{
ret = grub_errno;
grub_free (line);
break;
}
ret = grub_script_execute (parsed_script);
grub_script_free (parsed_script);
grub_free (line);
}
return ret;
}
/* Execute a source script in new scope. */
grub_err_t
grub_script_execute_new_scope (const char *source, int argc, char **args)
{
grub_err_t ret = 0;
struct grub_script_scope new_scope;
struct grub_script_scope *old_scope;
new_scope.argv.argc = argc;
new_scope.argv.args = args;
new_scope.flags = 0;
old_scope = scope;
scope = &new_scope;
ret = grub_script_execute_sourcecode (source);
scope = old_scope;
return ret;
}