Add scratch file handles.

[pspp-builds.git] / src / pfm-write.h

diff --git a/src/pfm-write.h b/src/pfm-write.h
index 3f82038d9a9dc6638f6170e611bbcac2fdefb951..a1bb7ce90261f24f5fe9ac64b8dfc2b99422ddd5 100644 (file)
--- a/src/pfm-write.h
+++ b/src/pfm-write.h
@@ -20,13 +20,33 @@
 #ifndef PFM_WRITE_H
 #define PFM_WRITE_H
 
+#include <stdbool.h>
+
 /* Portable file writing. */
 
+/* Portable file types. */
+enum pfm_type
+  {
+    PFM_COMM,   /* Formatted for communication. */
+    PFM_TAPE    /* Formatted for tape. */
+  };
+
+/* Portable file writing options. */
+struct pfm_write_options 
+  {
+    bool create_writeable;      /* File perms: writeable or read/only? */
+    enum pfm_type type;         /* Type of portable file (TODO). */
+    int digits;                 /* Digits of precision. */
+  };
+
 struct file_handle;
 struct dictionary;
 struct ccase;
-struct pfm_writer *pfm_open_writer (struct file_handle *, struct dictionary *);
-int pfm_write_case (struct pfm_writer *, struct ccase *);
+struct pfm_writer *pfm_open_writer (struct file_handle *, struct dictionary *,
+                                    struct pfm_write_options);
+struct pfm_write_options pfm_writer_default_options (void);
+
+int pfm_write_case (struct pfm_writer *, const struct ccase *);
 void pfm_close_writer (struct pfm_writer *);
 
 #endif /* pfm-write.h */