aboutsummaryrefslogtreecommitdiffstats
path: root/builtins/return.c
diff options
context:
space:
mode:
Diffstat (limited to 'builtins/return.c')
-rw-r--r--builtins/return.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/builtins/return.c b/builtins/return.c
new file mode 100644
index 0000000..d48b198
--- /dev/null
+++ b/builtins/return.c
@@ -0,0 +1,45 @@
+/* return.c, created from return.def. */
+#line 22 "./return.def"
+
+#line 36 "./return.def"
+
+#include <config.h>
+
+#if defined (HAVE_UNISTD_H)
+# ifdef _MINIX
+# include <sys/types.h>
+# endif
+# include <unistd.h>
+#endif
+
+#include "../bashintl.h"
+
+#include "../shell.h"
+#include "common.h"
+#include "bashgetopt.h"
+
+extern int last_command_exit_value;
+extern int subshell_environment;
+extern int return_catch_flag, return_catch_value;
+
+/* If we are executing a user-defined function then exit with the value
+ specified as an argument. if no argument is given, then the last
+ exit status is used. */
+int
+return_builtin (list)
+ WORD_LIST *list;
+{
+ if (no_options (list))
+ return (EX_USAGE);
+ list = loptend; /* skip over possible `--' */
+
+ return_catch_value = get_exitstat (list);
+
+ if (return_catch_flag)
+ longjmp (return_catch, 1);
+ else
+ {
+ builtin_error (_("can only `return' from a function or sourced script"));
+ return (EXECUTION_FAILURE);
+ }
+}