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authorTomas Heinrich2010-03-09 14:09:24 +0100
committerDenys Vlasenko2010-03-09 14:09:24 +0100
commitd2b04050c0a9a15e29e15cbf9c487db93d07c46e (patch)
tree19929bed97b4e6ddc028465f9fd0a7b3a5d28b5f /libbb/read_key.c
parentf15620c3774c164ee6c1e2fbf9dd481b606a95a1 (diff)
downloadbusybox-d2b04050c0a9a15e29e15cbf9c487db93d07c46e.zip
busybox-d2b04050c0a9a15e29e15cbf9c487db93d07c46e.tar.gz
lineedit: invalid unicode characters are replaced with CONFIG_SUBST_WCHAR
function old new delta read_key_ungets - 50 +50 lineedit_read_key 223 252 +29 Signed-off-by: Tomas Heinrich <heinrich.tomas@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb/read_key.c')
-rw-r--r--libbb/read_key.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/libbb/read_key.c b/libbb/read_key.c
index a2253ce..98b3131 100644
--- a/libbb/read_key.c
+++ b/libbb/read_key.c
@@ -246,3 +246,12 @@ int64_t FAST_FUNC read_key(int fd, char *buffer)
buffer[-1] = 0;
goto start_over;
}
+
+void FAST_FUNC read_key_ungets(char *buffer, const char *str, unsigned len)
+{
+ unsigned cur_len = (unsigned char)buffer[0];
+ if (len > KEYCODE_BUFFER_SIZE-1 - cur_len)
+ len = KEYCODE_BUFFER_SIZE-1 - cur_len;
+ memcpy(buffer + 1 + cur_len, str, len);
+ buffer[0] += cur_len + len;
+}