newterm orphan patch

3 files changed, 34 insertions, 0 deletions

diff --git a/config.def.h b/config.def.h
index 29c35f1..5634b75 100644
--- a/config.def.h
+++ b/config.def.h
@@ -222,6 +222,7 @@ static Shortcut shortcuts[] = {
 	{ TERMMOD,              XK_Y,           selpaste,       {.i =  0} },
 	{ ShiftMask,            XK_Insert,      selpaste,       {.i =  0} },
 	{ TERMMOD,              XK_Num_Lock,    numlock,        {.i =  0} },
+	{ TERMMOD,              XK_Return,      newterm,        {.i =  0} },
 	{ ShiftMask,            XK_Page_Up,     kscrollup,      {.i = -1} },
 	{ ShiftMask,            XK_Page_Down,   kscrolldown,    {.i = -1} },
 };
diff --git a/st.c b/st.c
index f0d5f8a..a778e61 100644
--- a/st.c
+++ b/st.c
@@ -181,6 +181,7 @@ typedef struct {
 } STREscape;
 
 static void execsh(char *, char **);
+static char *getcwd_by_pid(pid_t pid);
 static void stty(char **);
 static void sigchld(int);
 static void ttywriteraw(const char *, size_t);
@@ -1090,6 +1091,37 @@ tcursor(int mode)
 }
 
 void
+newterm(const Arg* a)
+{
+	int res;
+	switch (fork()) {
+	case -1:
+		die("fork failed: %s\n", strerror(errno));
+		break;
+	case 0:
+		switch (fork()) {
+		case -1:
+			die("fork failed: %s\n", strerror(errno));
+			break;
+		case 0:
+			res = chdir(getcwd_by_pid(pid));
+			execlp("st", "./st", NULL);
+			break;
+		default:
+			exit(0);
+		}
+	default:
+		wait(NULL);
+	}
+}
+
+static char *getcwd_by_pid(pid_t pid) {
+	char buf[32];
+	snprintf(buf, sizeof buf, "/proc/%d/cwd", pid);
+	return realpath(buf, NULL);
+}
+
+void
 tresetcursor(void)
 {
 	term.c = (TCursor){ { .mode = ATTR_NULL, .fg = defaultfg, .bg = defaultbg },
diff --git a/st.h b/st.h
index 665cac0..66843f0 100644
--- a/st.h
+++ b/st.h
@@ -86,6 +86,7 @@ void draw(void);
 
 void kscrolldown(const Arg *);
 void kscrollup(const Arg *);
+void newterm(const Arg *);
 void printscreen(const Arg *);
 void printsel(const Arg *);
 void sendbreak(const Arg *);