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-rw-r--r--asm/srcfile.h16
1 files changed, 14 insertions, 2 deletions
diff --git a/asm/srcfile.h b/asm/srcfile.h
index 3af6595e..759ceabf 100644
--- a/asm/srcfile.h
+++ b/asm/srcfile.h
@@ -62,6 +62,7 @@ static inline int32_t src_get_linnum(void)
{
return _src_here.lineno;
}
+
/* Can be used when there is no need for the old information */
void src_set(int32_t line, const char *filename);
@@ -91,12 +92,23 @@ static inline int32_t src_get(int32_t *xline, const char **xname)
}
/*
- * Returns and sets/returns the current information as a structure.
+ * Returns the current information as a structure.
*/
static inline struct src_location src_where(void)
{
return _src_here;
}
-struct src_location src_update(struct src_location);
+
+/*
+ * Sets the current information. The filename member of the structure
+ * *must* have been previously returned by src_get(), src_where(), or
+ * src_get_fname() and therefore be present in the hash.
+ */
+static inline struct src_location src_update(struct src_location whence)
+{
+ struct src_location old = _src_here;
+ _src_here = whence;
+ return old;
+}
#endif /* ASM_SRCFILE_H */