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-rw-r--r--guile/modules/system/documentation/c-snarf.scm5
1 files changed, 3 insertions, 2 deletions
diff --git a/guile/modules/system/documentation/c-snarf.scm b/guile/modules/system/documentation/c-snarf.scm
index c0ca2e819b..204aa90c24 100644
--- a/guile/modules/system/documentation/c-snarf.scm
+++ b/guile/modules/system/documentation/c-snarf.scm
@@ -45,8 +45,9 @@
;;; High-level API.
;;;
-(define (run-cpp-and-extract-snarfing file cpp cflags)
- (let ((pipe (apply open-pipe* OPEN_READ cpp file cflags)))
+(define (run-cpp-and-extract-snarfing file cpp cpp-flags)
+ (let ((pipe (apply open-pipe* OPEN_READ
+ (cons cpp (append cpp-flags (list file))))))
(parse-snarfing pipe)))