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-rw-r--r--tterm.c69
1 files changed, 60 insertions, 9 deletions
diff --git a/tterm.c b/tterm.c
index 3aceae7..626d414 100644
--- a/tterm.c
+++ b/tterm.c
@@ -1,8 +1,10 @@
#include <err.h>
+#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/param.h>
+#include <sys/stat.h>
#include <unistd.h>
#include <X11/Xatom.h>
#include <X11/Xlib.h>
@@ -41,22 +43,71 @@ findwindow(unsigned int pid, Window w)
int
main(int argc, char *argv[])
{
- char *ap;
+ char *cwd, *cmd, *line, *writefile;
+ FILE *writefp;
+ int i;
+ pid_t child;
+ size_t size;
+ ssize_t len;
Window w;
+ /* create fifo */
+
+ writefile = malloc(40*sizeof(char));
+ if (writefile == NULL) err(1, "malloc");
+
+ sprintf(writefile, "/var/tmp/tterm/%d.w", getpid());
+ if (mkdir("/var/tmp/tterm", 0700) == -1 && errno != EEXIST)
+ err(1, "mkdir");
+
+ unlink(writefile);
+ if (mkfifo(writefile, 0600) == -1) err(1, "mkfifo");
+
+ /* start terminal */
+ if ((child = fork()) == 0) {
+ execlp("xterm", "xterm", "-e", "/usr/local/bin/ksh",
+ "-w", writefile, NULL);
+ err(1, "execvp");
+ }
+
+ /* find new window */
+
display = XOpenDisplay(0);
- if (display == NULL)
- die("could not open display\n");
+ if (display == NULL) die("could not open display\n");
root = XDefaultRootWindow(display);
pidatom = XInternAtom(display, "_NET_WM_PID", 1);
- if (pidatom == None)
- die("no _NET_WM_PID atom found\n");
+ if (pidatom == None) die("no _NET_WM_PID atom found\n");
+
+ for (i = 0; !w && i++ < 1000; w = findwindow(child, root)) ;
+ if (!w) die("could not find window\n");
+
+ /* watch fifo and update title */
+ writefp = fopen(writefile, "r");
+ if (writefp == NULL) err(1, "fopen");
- w = findwindow(2400, root);
- if (!w)
- die("could not find window\n");
+ cmd = malloc(1000*sizeof(char));
+ if (cmd == NULL) err(1, "malloc");
+
+ line = NULL;
+ size = 0;
+ while ((len = getline(&line, &size, writefp)) != -1) {
+ if (strncmp(line, "cwd", 3) == 0) {
+ line += 3; line[len-4] = 0; /* chomp */
+ cwd = strdup(line);
+ XStoreName(display, w, cwd);
+ XFlush(display);
+ } else if (strncmp(line, "cmd", 3) == 0) {
+ line += 3; line[len-4] = 0; /* chomp */
+ snprintf(cmd, 1000, "%s (%s)", line, cwd);
+ XStoreName(display, w, cmd);
+ XFlush(display);
+ } else {
+ XStoreName(display, w, cwd);
+ XFlush(display);
+ }
+ }
- //XStoreName(display, w, ap);
+ unlink(writefile);
XCloseDisplay(display);
}