Allow the number of lines and columns to be overridden from LINES and

COLUMNS in the user's environment.

PR:		14784

1 files changed, 25 insertions, 0 deletions

diff --git a/editors/uemacs/files/patch-ag b/editors/uemacs/files/patch-ag
new file mode 100644
index 000000000000..b595477251ed
--- /dev/null
+++ b/editors/uemacs/files/patch-ag
@@ -0,0 +1,25 @@
+--- src/unix.c.orig	Sat Nov 13 14:57:12 1999
++++ src/unix.c	Sat Nov 13 15:04:45 1999
+@@ -816,9 +816,19 @@
+ 		exit(1);
+ 	}
+ 
+-	/* Get size from termcap */
+-	term.t_nrow = tgetnum("li") - 1;
+-	term.t_ncol = tgetnum("co");
++	/*
++	 * If LINES and/or COLUMNS are set in the environment then use those
++	 * values, otherwise get them from termcap.
++	 */
++	if ((cp = getenv("LINES")) == NULL || sscanf(cp, "%d",
++	    &term.t_nrow) != 1)
++		term.t_nrow = tgetnum("li");
++	term.t_nrow -= 1;
++
++	if ((cp = getenv("COLUMNS")) == NULL || sscanf(cp, "%d",
++	    &term.t_ncol) != 1)
++		term.t_ncol = tgetnum("co");
++
+ 	if (term.t_nrow < 3 || term.t_ncol < 3) {
+ 		puts("Screen size is too small!");
+ 		exit(1);