[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/app/busybox/src/libbb/skip_whitespace.c b/ap/app/busybox/src/libbb/skip_whitespace.c
new file mode 100644
index 0000000..8c7b674
--- /dev/null
+++ b/ap/app/busybox/src/libbb/skip_whitespace.c
@@ -0,0 +1,39 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * skip_whitespace implementation for busybox
+ *
+ * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
+ */
+
+#include "libbb.h"
+
+char* FAST_FUNC skip_whitespace(const char *s)
+{
+ /* In POSIX/C locale (the only locale we care about: do we REALLY want
+ * to allow Unicode whitespace in, say, .conf files? nuts!)
+ * isspace is only these chars: "\t\n\v\f\r" and space.
+ * "\t\n\v\f\r" happen to have ASCII codes 9,10,11,12,13.
+ * Use that.
+ */
+ while (*s == ' ' || (unsigned char)(*s - 9) <= (13 - 9))
+ s++;
+
+ return (char *) s;
+}
+
+char* FAST_FUNC skip_non_whitespace(const char *s)
+{
+ while (*s != '\0' && *s != ' ' && (unsigned char)(*s - 9) > (13 - 9))
+ s++;
+
+ return (char *) s;
+}
+
+char* FAST_FUNC skip_dev_pfx(const char *tty_name)
+{
+ if (strncmp(tty_name, "/dev/", 5) == 0)
+ tty_name += 5;
+ return (char*)tty_name;
+}