e0a4e107a
Denys Vlasenko
2015-05-13
Subject
ash: explain what "local -" does
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shell/ash.c+2 -1
| @@ -8962,7 +8962,8 @@ parse_command_args(char **argv, const char **path) | |
| * Make a variable a local variable. When a variable is made local, it's | |
| * value and flags are saved in a localvar structure. The saved values | |
| * will be restored when the shell function returns. We handle the name | |
| - | * "-" as a special case. |
| + | * "-" as a special case: it makes changes to "set +-options" local |
| + | * (options will be restored on return from the function). |
| */ | |
| static void | |
| mklocal(char *name) | |