Changeset 700c712 for owl.c

Timestamp:

Sep 25, 2002, 3:59:56 PM (22 years ago)

Author:

James M. Kretchmar <kretch@mit.edu>

Branches:

master, barnowl_perlaim, debian, owl, release-1.10, release-1.4, release-1.5, release-1.6, release-1.7, release-1.8, release-1.9

Children:

55faab7

Parents:

601a9e0

Message:

Started adding code for newmsgproc.  It doesn't fully work yet!
  Don't use it!

File:

• owl.c (modified) (2 diffs)

owl.c

@@ -21 +21 @@
 #include <time.h>
 #include <sys/param.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <errno.h>
 #include "owl.h"
 
@@ -325 +328 @@
     if (newzephyrs && followlast) {
       owl_function_lastmsg_noredisplay();
+    }
+
+    /* check if newmsgproc is active, if not but the option is on,
+       make it active */
+    if (newzephyrs) {
+      if (owl_global_get_newmsgproc(&g) && strcmp(owl_global_get_newmsgproc(&g), "")) {
+        /* if there's a process out there, we need to check on it */
+        if (owl_global_get_newmsgproc_pid(&g)) {
+          owl_function_debugmsg("Checking on newmsgproc pid==%i", owl_global_get_newmsgproc_pid(&g));
+          owl_function_debugmsg("Waitpid return is %i", waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG));
+          waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG);
+          if (waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG)==-1) {
+            /* it exited */
+            owl_global_set_newmsgproc_pid(&g, 0);
+            owl_function_debugmsg("newmsgproc exited");
+          } else {
+            owl_function_debugmsg("newmsgproc did not exit");
+          }
+        }
+        
+        /* if it exited, fork & exec a new one */
+        if (owl_global_get_newmsgproc_pid(&g)==0) {
+          int i, argc;
+          i=fork();
+          if (i) {
+            /* parent set the child's pid */
+            owl_global_set_newmsgproc_pid(&g, i);
+            waitpid(i, NULL, WNOHANG);
+            owl_function_debugmsg("I'm the parent and I started a new newmsgproc with pid %i", i);
+          } else {
+            /* child exec's the program */
+            char **parsed;
+            
+            parsed=owl_parseline(owl_global_get_newmsgproc(&g), &argc);
+            parsed=realloc(parsed, strlen(owl_global_get_newmsgproc(&g)+300));
+            parsed[argc]='\0';
+
+            owl_function_debugmsg("About to exec: -%s- with %i arguments", parsed[0], argc);
+
+            execvp(*parsed, parsed);
+            
+
+            /* was there an error exec'ing? */
+            owl_function_debugmsg("Error execing: %s", strerror(errno));
+            _exit(127);
+          }
+        }
+      }
     }