From 7e3e20560784b048ff19e90cd36b6680626b1ab3 Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Sat, 9 Sep 2017 06:47:43 -0400 Subject: [PATCH] examples: add fallback memcpy Solves build issue: Building current source for 134 boards (12 threads, 1 job per thread) arm: + lsxhl +examples/api/vsprintf.o: In function `string16': +lib/vsprintf.c:278: undefined reference to `memcpy' +examples/api/uuid.o: In function `uuid_bin_to_str': +lib/uuid.c:197: undefined reference to `memcpy' +lib/uuid.c:199: undefined reference to `memcpy' +make[3]: *** [examples/api/demo] Error 1 +make[2]: *** [examples/api] Error 2 +make[1]: *** [examples] Error 2 +make: *** [sub-make] Error 2 133 0 1 /134 sheevaplug Signed-off-by: Rob Clark --- examples/api/glue.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/examples/api/glue.c b/examples/api/glue.c index 8aabf32c89..575c1e55f3 100644 --- a/examples/api/glue.c +++ b/examples/api/glue.c @@ -416,3 +416,15 @@ void ub_display_clear(void) { syscall(API_DISPLAY_CLEAR, NULL); } + +__weak void *memcpy(void *dest, const void *src, size_t size) +{ + unsigned char *dptr = dest; + const unsigned char *ptr = src; + const unsigned char *end = src + size; + + while (ptr < end) + *dptr++ = *ptr++; + + return dest; +}