Read job progress from written log files, even for local BE

This simplifies the backends somewhat, and makes them look more similar
- e.g. there is now only one routine to find out how far along a merging
job is.  It has the added bonus of adding a log file for local jobs,
which we would've had to add soon anyway.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/gui_index.h b/src/gui_index.h
index 3cd59c9a..7b2c6e19 100644
--- a/src/gui_index.h
+++ b/src/gui_index.h
@@ -48,4 +48,6 @@ extern char **indexamajig_command_line(const char *geom_filename,
                                        struct peak_params *peak_search_params,
                                        struct index_params *indexing_params);
 
+extern int read_number_processed(const char *filename);
+
 #endif