Applied `newterm` patch.v1.2.0

4 files changed, 27 insertions, 3 deletions

diff --git a/README.md b/README.md
index 25b24c8..ae379d2 100644
--- a/README.md
+++ b/README.md
@@ -6,18 +6,19 @@ This is my fork of [st][stterm] terminal with following patches applied:
 - nordtheme (with black background)
 - alpha
 - boxdraw
+- newterm
 
 ## Dependencies:
 
 - Fira Code font
 
-### Build requirements:
+### Build dependencies:
 
 - Xlib header files
 - fontconfig
 - freetype2
 
-### Installation
+## Installation
 
 Edit `config.mk` to match your local setup (st is installed into
 the `/usr/local` namespace by default).
@@ -27,7 +28,7 @@ necessary as root):
 
     make clean install
 
-### Running st
+## Running st
 
 If you did not install st with make clean install, you must compile
 the st terminfo entry with the following command:
diff --git a/config.def.h b/config.def.h
index 42e4347..7ec089f 100644
--- a/config.def.h
+++ b/config.def.h
@@ -214,6 +214,7 @@ 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} },
 };
 
 /*
diff --git a/st.c b/st.c
index 248728f..46e9f32 100644
--- a/st.c
+++ b/st.c
@@ -153,6 +153,7 @@ 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);
@@ -1059,6 +1060,26 @@ tswapscreen(void)
 }
 
 void
+newterm(const Arg* a)
+{
+	switch (fork()) {
+	case -1:
+		die("fork failed: %s\n", strerror(errno));
+		break;
+	case 0:
+		chdir(getcwd_by_pid(pid));
+		execlp("st", "./st", NULL);
+		break;
+	}
+}
+
+static char *getcwd_by_pid(pid_t pid) {
+	char buf[32];
+	snprintf(buf, sizeof buf, "/proc/%d/cwd", pid);
+	return realpath(buf, NULL);
+}
+
+void
 tscrolldown(int orig, int n)
 {
 	int i;
diff --git a/st.h b/st.h
index bca2cb5..0817623 100644
--- a/st.h
+++ b/st.h
@@ -82,6 +82,7 @@ void die(const char *, ...);
 void redraw(void);
 void draw(void);
 
+void newterm(const Arg *);
 void printscreen(const Arg *);
 void printsel(const Arg *);
 void sendbreak(const Arg *);