fix all cases of strcpy on overlapping strings.

2008-07-22 20:16:55 +00:00
parent 68a192c007
commit 0f293b96dc
7 changed files with 15 additions and 5 deletions
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -540,6 +540,7 @@ ssize_t recv_from_to(int fd, void *buf, size_t len, int flags,

 char *xstrdup(const char *s) FAST_FUNC;
 char *xstrndup(const char *s, int n) FAST_FUNC;
+void overlapping_strcpy(char *dst, const char *src) FAST_FUNC;
 char *safe_strncpy(char *dst, const char *src, size_t size) FAST_FUNC;
 /* Guaranteed to NOT be a macro (smallest code). Saves nearly 2k on uclibc.
 * But potentially slow, don't use in one-billion-times loops */