Add an option (history-file) for a file to save/restore command prompt

history, from Olof-Joachim Frahm.

1 files changed, 19 insertions, 9 deletions

diff --git a/tmux.c b/tmux.c
index 878180a7..a3481461 100644
--- a/tmux.c
+++ b/tmux.c
@@ -198,10 +198,27 @@ shell_exec(const char *shell, const char *shellcmd)
 	fatal("execl failed");
 }
 
+const char*
+find_home(void)
+{
+	struct passwd	*pw;
+	const char	*home;
+
+	home = getenv("HOME");
+	if (home == NULL || *home == '\0') {
+		pw = getpwuid(getuid());
+		if (pw != NULL)
+			home = pw->pw_dir;
+		else
+			home = NULL;
+	}
+
+	return home;
+}
+
 int
 main(int argc, char **argv)
 {
-	struct passwd	*pw;
 	char		*s, *path, *label, **var, tmp[PATH_MAX];
 	char		 in[256];
 	const char	*home;
@@ -320,14 +337,7 @@ main(int argc, char **argv)
 
 	/* Locate the configuration file. */
 	if (cfg_file == NULL) {
-		home = getenv("HOME");
-		if (home == NULL || *home == '\0') {
-			pw = getpwuid(getuid());
-			if (pw != NULL)
-				home = pw->pw_dir;
-			else
-				home = NULL;
-		}
+		home = find_home();
 		if (home != NULL) {
 			xasprintf(&cfg_file, "%s/.tmux.conf", home);
 			if (access(cfg_file, R_OK) != 0 && errno == ENOENT) {