warnings: make it possible for a warning to default to an error

This allows us to do soft-migration of warnings to errors; they will
now be nonfatal errors by default, but gives the user the option to
demote them.

Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com>

1 files changed, 5 insertions, 6 deletions

diff --git a/include/error.h b/include/error.h
index 1d904849..cd64a497 100644
--- a/include/error.h
+++ b/include/error.h
@@ -120,17 +120,16 @@ static inline vefunc nasm_set_verror(vefunc ve)
 #define WARN_ALL		(22+2) /* Do not use WARN() here */
 #define WARN_OTHER		WARN(WARN_ALL-1) /* any noncategorized warning */
 
+/* This is a bitmask */
+#define WARN_ST_ENABLED      1   /* Warning is currently enabled */
+#define WARN_ST_ERROR        2   /* Treat this warning as an error */
+
 struct warning {
     const char *name;
     const char *help;
-    bool enabled;
+    uint8_t state;              /* Default state for this warning */
 };
 extern const struct warning warnings[WARN_ALL+1];
-
-/* This is a bitmask */
-#define WARN_ST_ENABLED      1   /* Warning is currently enabled */
-#define WARN_ST_ERROR        2   /* Treat this warning as an error */
-
 extern uint8_t warning_state[WARN_ALL];
 extern uint8_t warning_state_init[WARN_ALL];