From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 10 Nov 2017 20:10:17 +0000 (+0100)
Subject: pager: cache not only number of columns but also of lines before we open pager
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=858ba8e89f95cfbe734c5eca69e5c77e4291d786;p=elogind.git

pager: cache not only number of columns but also of lines before we open pager

Not that we need it, but let's do this as matter of completeness.
---

diff --git a/src/shared/pager.c b/src/shared/pager.c
index ce0f37066..a364fa7e1 100644
--- a/src/shared/pager.c
+++ b/src/shared/pager.c
@@ -80,9 +80,10 @@ int pager_open(bool no_pager, bool jump_to_end) {
         if (pager && STR_IN_SET(pager, "", "cat"))
                 return 0;
 
-        /* Determine and cache number of columns before we spawn the
-         * pager so that we get the value from the actual tty */
+        /* Determine and cache number of columns/lines before we spawn the pager so that we get the value from the
+         * actual tty */
         (void) columns();
+        (void) lines();
 
         if (pipe2(fd, O_CLOEXEC) < 0)
                 return log_error_errno(errno, "Failed to create pager pipe: %m");