diff options
Diffstat (limited to 'builtins/caller.def')
| -rw-r--r-- | builtins/caller.def | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/builtins/caller.def b/builtins/caller.def index d372c58..5142cab 100644 --- a/builtins/caller.def +++ b/builtins/caller.def @@ -55,6 +55,7 @@ $END #include "../shell.h" #include "common.h" #include "builtext.h" +#include "bashgetopt.h" #ifdef LOADABLE_BUILTIN # include "builtins.h" @@ -88,6 +89,10 @@ caller_builtin (list) if (bash_source_a == 0 || array_empty (bash_source_a)) return (EXECUTION_FAILURE); + if (no_options (list)) + return (EX_USAGE); + list = loptend; /* skip over possible `--' */ + /* If there is no argument list, then give short form: line filename. */ if (list == 0) { @@ -125,11 +130,11 @@ caller_builtin (list) #ifdef LOADABLE_BUILTIN static char *caller_doc[] = { N_("Returns the context of the current subroutine call."), - N_(""), + N_(" "), N_("Without EXPR, returns returns \"$line $filename\". With EXPR,"), N_("returns \"$line $subroutine $filename\"; this extra information"), N_("can be used used to provide a stack trace."), - N_(""), + N_(" "), N_("The value of EXPR indicates how many call frames to go back before the"), N_("current one; the top frame is frame 0."), (char *)NULL |