libc: Merge lib_vsprintf from lib_libsprintf.c into lib_libvsprintf.c

since all other printf variants in lib_libvsprintf.c

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>

Author: xiaoxiang781216

libs/libc/stream/CMakeLists.txt

@@ -46,7 +46,6 @@ list(
   lib_fileinstream.c
   lib_fileoutstream.c
   lib_libbsprintf.c
-  lib_libsprintf.c
   lib_libvscanf.c
   lib_libvsprintf.c
   lib_ultoa_invert.c)

libs/libc/stream/Make.defs

@@ -31,7 +31,7 @@ CSRCS += lib_mtdoutstream.c lib_libnoflush.c lib_libsnoflush.c
 CSRCS += lib_syslogstream.c lib_syslograwstream.c lib_bufferedoutstream.c
 CSRCS += lib_hexdumpstream.c lib_base64outstream.c lib_mtdsostream.c
 CSRCS += lib_fileinstream.c lib_fileoutstream.c lib_libbsprintf.c
-CSRCS += lib_libsprintf.c lib_libvscanf.c lib_libvsprintf.c lib_ultoa_invert.c
+CSRCS += lib_libvscanf.c lib_libvsprintf.c lib_ultoa_invert.c
 
 ifeq ($(CONFIG_LIBC_FLOATINGPOINT),y)
 CSRCS += lib_dtoa_engine.c lib_dtoa_data.c

libs/libc/stream/lib_libsprintf.c

@@ -1386,6 +1386,24 @@ int lib_vsprintf(FAR struct lib_outstream_s *stream,
 #endif
 }
 
+/****************************************************************************
+ * Name: lib_sprintf
+ ****************************************************************************/
+
+int lib_sprintf(FAR struct lib_outstream_s *stream, FAR const IPTR char *fmt,
+                ...)
+{
+  va_list ap;
+  int     n;
+
+  /* Let lib_vsprintf do the real work */
+
+  va_start(ap, fmt);
+  n = lib_vsprintf(stream, fmt, ap);
+  va_end(ap);
+  return n;
+}
+
 /****************************************************************************
  * Name: lib_sprintf_internal
  *