emulation on host: Add (some) missing macros for *_P() functions. (#5766)

Author: everslick

tests/host/sys/pgmspace.h

@@ -63,5 +63,8 @@ inline int vsnprintf_P(char *str, size_t size, const char *format, va_list ap) {
 #define strncpy_P strncpy
 #define strcmp_P strcmp
 #define memccpy_P memccpy
+#define snprintf_P snprintf
+#define sprintf_P sprintf
+#define strncmp_P strncmp
 
 #endif