ftpd: code shrink, move replace_char() to libbb

function                                             old     new   delta
modprobe_main                                        803     804      +1
escape_text                                          127     122      -5
replace                                               18       -     -18
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/1 up/down: 1/-23)             Total: -22 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/libbb/replace.c b/libbb/replace.c
index 6183d3e6f..bc26b04cc 100644
--- a/libbb/replace.c
+++ b/libbb/replace.c
@@ -46,3 +46,17 @@ char* FAST_FUNC xmalloc_substitute_string(const char *src, int count, const char
         //dbg_msg("subst9:'%s'", buf);
         return buf;
 }
+
+#if 0 /* inlined in libbb.h */
+/* Returns strlen as a bonus */
+size_t FAST_FUNC replace_char(char *str, char from, char to)
+{
+        char *p = str;
+        while (*p) {
+                if (*p == from)
+                        *p = to;
+                p++;
+        }
+        return p - str;
+}
+#endif