(for debugging) cpp.ansi: echo line directives as warning messages.

davidgiven · Oct 26, 2024 · a71c5a9 · a71c5a9
1 parent da2ba5e
commit a71c5a9
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/lang/cem/cpp.ansi/error.h b/lang/cem/cpp.ansi/error.h
@@ -8,7 +8,7 @@
 #ifndef ERROR_H_
 #define ERROR_H_
 
-#if __STDC__
+#ifdef __STDC__
 /*VARARGS*/
 void error(char *fmt, ...);
 /*VARARGS*/

diff --git a/lang/cem/cpp.ansi/preprocess.c b/lang/cem/cpp.ansi/preprocess.c
@@ -31,7 +31,7 @@ char bits[128];
 #endif
 extern int InputLevel;
 
-extern char* sprint();
+extern char* sprint(const char *, ...);
 
 void Xflush(void)
 {
@@ -142,6 +142,8 @@ static char *line_directive(unsigned int lineno)
 		Xbufsize = needsize;
 	}
 	sprint(Xbuf, "%s %d \"%s\"\n", LINE_PREFIX, (int)lineno, FileName);
+	warning("%s %d \"%s\"\n", LINE_PREFIX, (int)lineno, FileName);
+	warning("%s", Xbuf);
 	return Xbuf;
 }