Added a basic output viewer.

[pspp-builds.git] / src / data / file-name.c

diff --git a/src/data/file-name.c b/src/data/file-name.c
index cfe91932414e0c4bec928c89cb6efebd043f93ae..f3b168176c0c63918d741ac9637fb9e81e8f6657 100644 (file)
--- a/src/data/file-name.c
+++ b/src/data/file-name.c
@@ -252,7 +252,7 @@ safety_violation (const char *fn)
 FILE *
 fn_open (const char *fn, const char *mode)
 {
-  assert (mode[0] == 'r' || mode[0] == 'w');
+  assert (mode[0] == 'r' || mode[0] == 'w' || mode[0] == 'a');
 
   if (mode[0] == 'r' && (!strcmp (fn, "stdin") || !strcmp (fn, "-")))
     return stdin;