From: Michael D. Lowis <mike.lowis@gentex.com>
Date: Wed, 31 Oct 2018 15:08:22 +0000 (-0400)
Subject: updated registrar to callback with client message when finished with a file
X-Git-Url: https://git.mdlowis.com/?a=commitdiff_plain;h=2be46e7c35ff9f6be14397e4eccff2f6580940cf;p=projs%2Ftide.git

updated registrar to callback with client message when finished with a file
---

diff --git a/src/edit.c b/src/edit.c
index 5d11930..f3a2a27 100644
--- a/src/edit.c
+++ b/src/edit.c
@@ -1,3 +1,4 @@
+#define _XOPEN_SOURCE 700
 #include <x11.h>
 #include <unistd.h>
 #include <stdc.h>
@@ -27,19 +28,24 @@ void prop_set(XConf* x, Window win, char* prop, char* value) {
         (const unsigned char *)value, strlen(value)+1);
 }
 
-Window edit_file(XConf* x, Window registrar, char* path, char* addr) {
+void edit_file(XConf* x, Window registrar, char* path, char* addr) {
     static char wdirbuf[32768] = {0};
     char* wdir = getcwd(wdirbuf, sizeof(wdirbuf));
-    if (!wdir) return None;
-    Window win = XCreateSimpleWindow(x->display, x->self, 0, 0, 1, 1, 0, 0, 0);
-    prop_set(x, win, "WDIR", wdir);
-    prop_set(x, win, "FILE", path);
-    prop_set(x, win, "ADDR", addr);
+    if (!wdir) return;
+    char* rpath = realpath(path, NULL);
+    prop_set(x, x->self, "WDIR", wdir);
+    prop_set(x, x->self, "FILE", (rpath ? rpath : path));
+    prop_set(x, x->self, "ADDR", addr);
+    free(rpath);
     XChangeProperty(
         x->display, registrar, XA_OPEN, XA_WINDOW, 32, PropModeAppend,
-        (const unsigned char *)&win, 1);
-    XSelectInput(x->display, win, 0);
-    return win;
+        (const unsigned char *)&(x->self), 1);
+    /* wait for the "done" message */
+    for (XEvent e;;) {
+        XNextEvent(x->display, &e);
+        if (e.type == ClientMessage && e.xclient.message_type == XA_DONE)
+            break;
+    }
 }
 
 void xclientmsg(XConf* x, XEvent* e) {
@@ -56,7 +62,7 @@ int main(int argc, char** argv) {
     XA_DONE = XInternAtom(x.display, "DONE", 0);
     Window registrar = start_registrar(&x);
     if (argc == 1) {
-        spawn("tide");
+        spawn("t2");
     } else {
         /* Loop over files and send and OPEN message for each one. */
         for (int i = 1; i < argc; i++) {
@@ -66,6 +72,5 @@ int main(int argc, char** argv) {
         }
     }
     XSync(x.display, False);
-    x11_event_loop(&x);
     return 0;
 }
diff --git a/src/registrar.c b/src/registrar.c
index a4d82c4..324881f 100644
--- a/src/registrar.c
+++ b/src/registrar.c
@@ -7,7 +7,7 @@ typedef struct TWindow {
     char* path;
 } TWindow;
 
-Atom XA_REGISTRAR, XA_ADD, XA_DEL, XA_OPEN, XA_DONE, XA_FILE;
+Atom XA_REGISTRAR, XA_ADD, XA_DEL, XA_OPEN, XA_DONE, XA_WDIR, XA_FILE, XA_ADDR;
 TWindow* Windows = NULL;
 
 char* readprop(XConf* x, Window win, Atom prop, size_t* length) {
@@ -56,28 +56,26 @@ void win_send(XConf* x, Window from, Window to, int mask, char* atom, size_t val
     ev.xclient.format = 32;
     ev.xclient.data.l[0] = val;
     XSendEvent(x->display, to, False, mask, &ev);
+    XFlush(x->display);
 }
 
-void win_open(XConf* x, char* path) {
-    /* parse out address for later */
-    char* addr = strrchr(path, ':');
-    if (addr) *addr = '\0', addr++;
-    if (!addr) addr = "0";
-
+void win_open(XConf* x, char* wdir, char* path, char* addr) {
+    if (!path) return;
     /* search for an existing window */
     for (TWindow* win = Windows; win; win = win->next) {
         if (!strcmp(win->path, path)) {
             win_send(x, win->win, x->root, SubstructureRedirectMask|SubstructureNotifyMask,  "_NET_ACTIVE_WINDOW", 0);
             XMapRaised(x->display, win->win);
             win_send(x, x->self, win->win, 0,  "GOTO", strtoul(addr, NULL, 0));
-            XFlush(x->display);
             return;
         }
     }
 
     /* if we don't find it, spawn a new one */
-    if (!fork())
-        exit(execvp("tide", (char*[]){"tide", "-l", addr, path, 0}));
+    if (!fork()) {
+        if (wdir) chdir(wdir);
+        exit(execvp("t2", (char*[]){"t2", "-l", addr, path, 0}));
+    }
 }
 
 void selclear(XConf* x, XEvent* e) {
@@ -102,19 +100,15 @@ void propnotify(XConf* x, XEvent* e) {
         x->display, x->self, XA_OPEN, 0, -1, True, XA_WINDOW,
         &type, &format, &datalen, &nleft, &data);
     for (Window* win = (Window*)data; datalen && win && *win; win++, datalen--) {
-        printf("%#lx\n", *win);
+        char* wdir = readprop(x, *win, XA_WDIR, NULL);
+        char* file = readprop(x, *win, XA_FILE, NULL);
+        char* addr = readprop(x, *win, XA_ADDR, NULL);
+        win_open(x, wdir, file, (addr ? addr : "0"));
         win_send(x, x->self, *win, 0,  "DONE", 0);
+        if(wdir) XFree(wdir);
+        if(file) XFree(file);
+        if(addr) XFree(addr);
     }
-
-//    size_t length;
-//    char* paths = readprop(x, x->self, XA_OPEN, &length);
-//    char* path = paths;
-//    while (length && *path) {
-//        size_t sz = strlen((char*)path)+1;
-//        win_open(x, (char*)path);
-//        path += sz, length -= sz;
-//    }
-//    XFree(paths);
 }
 
 int main(int argc, char** argv) {
@@ -126,7 +120,9 @@ int main(int argc, char** argv) {
     XA_DEL = XInternAtom(x.display, "DEL", 0);
     XA_OPEN = XInternAtom(x.display, "OPEN", 0);
     XA_DONE = XInternAtom(x.display, "DONE", 0);
+    XA_WDIR = XInternAtom(x.display, "WDIR", 0);
     XA_FILE = XInternAtom(x.display, "FILE", 0);
+    XA_ADDR = XInternAtom(x.display, "ADDR", 0);
     x.eventfns[SelectionClear] = selclear;
     x.eventfns[ClientMessage] = clientmsg;
     x.eventfns[PropertyNotify] = propnotify;