vis: attempt to use the default shell of the user to execute external commands

We first try $SHELL and then fall back to the shell field of the password
file entry (/etc/passwd).

1 files changed, 1 insertions, 0 deletions

diff --git a/vis-core.h b/vis-core.h
index 6940eaf..e16d23a 100644
--- a/vis-core.h
+++ b/vis-core.h
@@ -158,6 +158,7 @@ struct Vis {
 	int tabwidth;                        /* how many spaces should be used to display a tab */
 	bool expandtab;                      /* whether typed tabs should be converted to spaces */
 	bool autoindent;                     /* whether indentation should be copied from previous line on newline */
+	char *shell;                         /* shell used to launch external commands */
 	Map *cmds;                           /* ":"-commands, used for unique prefix queries */
 	Map *usercmds;                       /* user registered ":"-commands */
 	Map *options;                        /* ":set"-options */