1 file changed, 8 insertions, 6 deletions
diff --git a/source/ui-snapshot.h b/source/ui-snapshot.h
index 412807e..12241a9 100644
--- a/source/ui-snapshot.h
+++ b/source/ui-snapshot.h
@@ -11,14 +11,13 @@
 
 #include "cgit.h"
 
-typedef int (*write_archive_fn_t)(const char *hex, const char *prefix);
-
 struct cgit_snapshot_format {
 	const char *suffix;
 	const char *mimetype;
-	write_archive_fn_t write_func;
-	// The compressor the writer runs, or NULL when it needs none.
-	const char *program;
+	const char *format_arg;
+	// The command line git's output is piped through, or NULL when the
+	// archive goes out as git writes it.
+	const char **compressor;
 };
 
 // Terminated by an entry with a NULL suffix.
@@ -28,12 +27,15 @@ extern unsigned cgit_snapshot_format_bit(const struct cgit_snapshot_format *f);
 
 /*
  * Turn a cgitrc snapshots value into a mask over cgit_snapshot_formats. A
- * plain nonzero number is the legacy boolean form and enables plain tar
+ * plain non-zero number is the legacy boolean form and enables plain tar
  * alone, the word all enables every format, and otherwise the value is a
  * space separated list of suffixes.
  */
 extern int cgit_parse_snapshots_mask(const char *str);
 
+// The suffix that names a signature after the archive it signs.
+#define SIG_SUFFIX ".asc"
+
 /*
  * The detached signature stored for this format under refs/notes, if any.
  */