summaryrefslogtreecommitdiff
path: root/libc/string/generic/strcpy.c
diff options
context:
space:
mode:
Diffstat (limited to 'libc/string/generic/strcpy.c')
-rw-r--r--libc/string/generic/strcpy.c27
1 files changed, 9 insertions, 18 deletions
diff --git a/libc/string/generic/strcpy.c b/libc/string/generic/strcpy.c
index 99e077139..5f2758153 100644
--- a/libc/string/generic/strcpy.c
+++ b/libc/string/generic/strcpy.c
@@ -24,24 +24,15 @@
/* Experimentally off - libc_hidden_proto(strcpy) */
/* Copy SRC to DEST. */
-char *strcpy (char *dest, const char *src)
+char *strcpy(char *dest, const char *src)
{
- reg_char c;
- char *__unbounded s = (char *__unbounded) CHECK_BOUNDS_LOW (src);
- const ptrdiff_t off = CHECK_BOUNDS_LOW (dest) - s - 1;
- size_t n;
-
- do
- {
- c = *s++;
- s[off] = c;
- }
- while (c != '\0');
-
- n = s - src;
- (void) CHECK_BOUNDS_HIGH (src + n);
- (void) CHECK_BOUNDS_HIGH (dest + n);
-
- return dest;
+ char *dst = dest;
+
+ while ((*dst = *src) != '\0') {
+ src++;
+ dst++;
+ }
+
+ return dest;
}
libc_hidden_def(strcpy)