X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;ds=sidebyside;f=pager.c;h=96c07babbd7756a59fb5e891bf78f9c4396fed13;hb=ec7ff5ba272b565ed093a98dc13dd5cd26aeac92;hp=975955ba82a0dbb128d6733090cd74c2b509ea81;hpb=b51ffa80f6e65fde91a667c4825eeeb4deb997f6;p=git.git

diff --git a/pager.c b/pager.c
index 975955ba8..96c07babb 100644
--- a/pager.c
+++ b/pager.c
@@ -110,3 +110,15 @@ int pager_in_use(void)
 	env = getenv("GIT_PAGER_IN_USE");
 	return env ? git_config_bool("GIT_PAGER_IN_USE", env) : 0;
 }
+
+/*
+ * How many columns do we need to show this number in decimal?
+ */
+int decimal_width(int number)
+{
+	int i, width;
+
+	for (width = 1, i = 10; i <= number; width++)
+		i *= 10;
+	return width;
+}