X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=pager.c;h=5f280ab52720772905cacbcba522ecc9c81bb529;hb=86952cdabdcc550a20794794db539c41877d17fc;hp=2d186e8bde1067a62c9615e8d7f0368f98442ca4;hpb=811476d22480dd444b8eca9834829efce9648637;p=git.git

diff --git a/pager.c b/pager.c
index 2d186e8bd..5f280ab52 100644
--- a/pager.c
+++ b/pager.c
@@ -1,5 +1,7 @@
 #include "cache.h"
 
+#include <sys/select.h>
+
 /*
  * This is split up from the rest of git so that we might do
  * something different on Windows, for example.
@@ -7,6 +9,16 @@
 
 static void run_pager(const char *pager)
 {
+	/*
+	 * Work around bug in "less" by not starting it until we
+	 * have real input
+	 */
+	fd_set in;
+
+	FD_ZERO(&in);
+	FD_SET(0, &in);
+	select(1, &in, NULL, &in, NULL);
+
 	execlp(pager, pager, NULL);
 	execl("/bin/sh", "sh", "-c", pager, NULL);
 }
@@ -15,15 +27,19 @@ void setup_pager(void)
 {
 	pid_t pid;
 	int fd[2];
-	const char *pager = getenv("PAGER");
+	const char *pager = getenv("GIT_PAGER");
 
 	if (!isatty(1))
 		return;
+	if (!pager)
+		pager = getenv("PAGER");
 	if (!pager)
 		pager = "less";
 	else if (!*pager || !strcmp(pager, "cat"))
 		return;
 
+	pager_in_use = 1; /* means we are emitting to terminal */
+
 	if (pipe(fd) < 0)
 		return;
 	pid = fork();
@@ -46,7 +62,7 @@ void setup_pager(void)
 	close(fd[0]);
 	close(fd[1]);
 
-	setenv("LESS", "-RS", 0);
+	setenv("LESS", "FRSX", 0);
 	run_pager(pager);
 	die("unable to execute pager '%s'", pager);
 	exit(255);