only output digits in integer literals in write_jna

diff --git a/wrappergen/write_jna.c b/wrappergen/write_jna.c
index b209042..9814b8f 100644 (file)
--- a/wrappergen/write_jna.c
+++ b/wrappergen/write_jna.c
@@ -308,7 +308,10 @@ static void write_expression(const expression_t *expression)
        /* TODO */
        switch(expression->kind) {
        case EXPR_LITERAL_INTEGER:
-               fprintf(out, "%s", expression->literal.value.begin);
+               for (const char *c = expression->literal.value.begin;
+                        (*c >= '0' && *c <= '9') || *c == '+'; ++c) {
+                       fputc(*c, out);
+               }
                break;
 
        case EXPR_ENUM_CONSTANT: {