lex: pretty error messages and lex_number() checks

Error messages are now pretty (not rlly), and lex_number() now checks
improper use of number and binary literals. osal.h now also requires
platforms to implement a printv() wrapper.

1 files changed, 5 insertions, 0 deletions

diff --git a/platform/elf/osal.c b/platform/elf/osal.c
index 414cd80..2630b97 100644
--- a/platform/elf/osal.c
+++ b/platform/elf/osal.c
@@ -51,6 +51,11 @@ void print(const char *fmt, ...)
 	va_end(args);
 }
 
+void printv(const char *fmt, va_list l)
+{
+	vprintf(fmt, l);
+}
+
 void exitc(int c)
 {
 	exit(c);