Merge branch 'tb/pseudo-merge-reachability-bitmap'

The pseudo-merge reachability bitmap to help more efficient storage
of the reachability bitmap in a repository with too many refs has
been added.

* tb/pseudo-merge-reachability-bitmap: (26 commits)
  pack-bitmap.c: ensure pseudo-merge offset reads are bounded
  Documentation/technical/bitmap-format.txt: add missing position table
  t/perf: implement performance tests for pseudo-merge bitmaps
  pseudo-merge: implement support for finding existing merges
  ewah: `bitmap_equals_ewah()`
  pack-bitmap: extra trace2 information
  pack-bitmap.c: use pseudo-merges during traversal
  t/test-lib-functions.sh: support `--notick` in `test_commit_bulk()`
  pack-bitmap: implement test helpers for pseudo-merge
  ewah: implement `ewah_bitmap_popcount()`
  pseudo-merge: implement support for reading pseudo-merge commits
  pack-bitmap.c: read pseudo-merge extension
  pseudo-merge: scaffolding for reads
  pack-bitmap: extract `read_bitmap()` function
  pack-bitmap-write.c: write pseudo-merge table
  pseudo-merge: implement support for selecting pseudo-merge commits
  config: introduce `git_config_double()`
  pack-bitmap: make `bitmap_writer_push_bitmapped_commit()` public
  pack-bitmap: implement `bitmap_writer_has_bitmapped_object_id()`
  pack-bitmap-write: support storing pseudo-merge commits
  ...

1 files changed, 9 insertions, 0 deletions

diff --git a/config.c b/config.c
index 8fc7ecf921..716d3d0ebf 100644
--- a/config.c
+++ b/config.c
@@ -1244,6 +1244,15 @@ ssize_t git_config_ssize_t(const char *name, const char *value,
 	return ret;
 }
 
+double git_config_double(const char *name, const char *value,
+			 const struct key_value_info *kvi)
+{
+	double ret;
+	if (!git_parse_double(value, &ret))
+		die_bad_number(name, value, kvi);
+	return ret;
+}
+
 static const struct fsync_component_name {
 	const char *name;
 	enum fsync_component component_bits;