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[PATCH v5 10/22] config: add git_config_get_max_percent_split_change()




This new function will be used in a following commit to get the
value of the "splitIndex.maxPercentChange" config variable.

Signed-off-by: Christian Couder <chriscool@xxxxxxxxxxxxx>
---
 cache.h  |  1 +
 config.c | 15 +++++++++++++++
 2 files changed, 16 insertions(+)

diff --git a/cache.h b/cache.h
index 03de80daae..0bb9adcd31 100644
--- a/cache.h
+++ b/cache.h
@@ -1927,6 +1927,7 @@ extern int git_config_get_maybe_bool(const char *key, int *dest);
 extern int git_config_get_pathname(const char *key, const char **dest);
 extern int git_config_get_untracked_cache(void);
 extern int git_config_get_split_index(void);
+extern int git_config_get_max_percent_split_change(void);
 
 /*
  * This is a hack for test programs like test-dump-untracked-cache to
diff --git a/config.c b/config.c
index 2a97696be7..35b6f02960 100644
--- a/config.c
+++ b/config.c
@@ -1746,6 +1746,21 @@ int git_config_get_split_index(void)
 	return -1; /* default value */
 }
 
+int git_config_get_max_percent_split_change(void)
+{
+	int val = -1;
+
+	if (!git_config_get_int("splitindex.maxpercentchange", &val)) {
+		if (0 <= val && val <= 100)
+			return val;
+
+		return error(_("splitIndex.maxPercentChange value '%d' "
+			       "should be between 0 and 100"), val);
+	}
+
+	return -1; /* default value */
+}
+
 NORETURN
 void git_die_config_linenr(const char *key, const char *filename, int linenr)
 {
-- 
2.12.0.206.g74921e51d6.dirty