tizen 2.3.1 release

[framework/uifw/elementary.git] / src / bin / run.c

diff --git a/src/bin/run.c b/src/bin/run.c
index ebd9833..069c09a 100644 (file)
--- a/src/bin/run.c
+++ b/src/bin/run.c
@@ -7,6 +7,9 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <sys/un.h>
+#ifdef HAVE_ENVIRON
+# define _GNU_SOURCE 1
+#endif
 #include <unistd.h>
 #include <sys/stat.h>
 #include <fcntl.h>
@@ -14,12 +17,16 @@
 # include <alloca.h>
 #endif
 
+#ifdef HAVE_ENVIRON
+extern char **environ;
+#endif
+
 #define LENGTH_OF_SOCKADDR_UN(s) (strlen((s)->sun_path) + (size_t)(((struct sockaddr_un *)NULL)->sun_path))
 
 int
 main(int argc, char **argv)
 {
-   int sock, socket_unix_len, i;
+   int sock, socket_unix_len, i, n;
    struct sockaddr_un socket_unix;
    char buf[PATH_MAX];
    struct stat st;
@@ -28,7 +35,7 @@ main(int argc, char **argv)
    char *disp;
    char *cwd;
 
-   int sargc, slen;
+   int sargc, slen, envnum;
    unsigned char *sbuf = NULL, *pos;
    char **sargv = NULL;
 
@@ -38,11 +45,7 @@ main(int argc, char **argv)
        exit(-1);
      }
    cwd = strdup(buf);
-   if (!(disp = getenv("DISPLAY")))
-     {
-       fprintf(stderr, "elementary_quicklaunch: DISPLAY env var not set\n");
-       exit(-1);
-     }
+   if (!(disp = getenv("DISPLAY"))) disp = "unknown";
    snprintf(buf, sizeof(buf), "/tmp/elm-ql-%i/%s", getuid(), disp);
    if ((sock = socket(AF_UNIX, SOCK_STREAM, 0)) < 0)
      {
@@ -51,6 +54,7 @@ main(int argc, char **argv)
      }
    socket_unix.sun_family = AF_UNIX;
    strncpy(socket_unix.sun_path, buf, sizeof(socket_unix.sun_path));
+   socket_unix.sun_path[(int)(sizeof(socket_unix.sun_path)/sizeof(socket_unix.sun_path[0])) - 1] = '\0';
    socket_unix_len = LENGTH_OF_SOCKADDR_UN(&socket_unix);
    if (connect(sock, (struct sockaddr *)&socket_unix, socket_unix_len) < 0)
      {
@@ -134,25 +138,72 @@ main(int argc, char **argv)
        sargc = argc - 1;
        sargv = &(argv[1]);
      }
-   slen = sizeof(unsigned long) + sizeof(unsigned long);
+   
+   slen = 0;
+   envnum = 0;
+   
+   // header:
+   //  UL 'total bytes'
+   //  UL 'argnum'
+   //  UL 'envnum'
+   slen += sizeof(unsigned long) * 3;
+   
    for (i = 0; i < sargc; i++)
      {
        slen += sizeof(unsigned long);
        slen += strlen(sargv[i]) + 1;
      }
+   
+#ifdef HAVE_ENVIRON
+   // count how much space is needed for environment
+   for (i = 0; environ[i]; i++)
+     {
+       slen += sizeof(unsigned long);
+       slen += strlen(environ[i]) + 1;
+        envnum++;
+     }
+#endif
+
+   // how much space is needed for cwd
+   slen += sizeof(unsigned long);
    slen += strlen(cwd) + 1;
+
+   // allocate buffer on stack
    sbuf = alloca(slen);
+
+   // fill in header
    ((unsigned long *)(sbuf))[0] = slen - sizeof(unsigned long);
    ((unsigned long *)(sbuf))[1] = sargc;
-   pos = (unsigned char *)(&((((unsigned long *)(sbuf))[2 + sargc])));
+   ((unsigned long *)(sbuf))[2] = envnum;
+   // pos pointer after header
+   pos = (unsigned char *)(&((((unsigned long *)(sbuf))[3 + sargc + envnum + 1])));
+   n = 3;
+
+   // fill in args
    for (i = 0; i < sargc; i++)
      {
-       ((unsigned long *)(sbuf))[2 + i] =
-         (unsigned long)pos - ((unsigned long)sbuf + sizeof(unsigned long));
+       ((unsigned long *)(sbuf))[n] = (unsigned long)pos - (unsigned long)sbuf;
        strcpy((char *)pos, sargv[i]);
        pos += strlen(sargv[i]) + 1;
+        n++;
      }
+   
+#ifdef HAVE_ENVIRON
+   // fill in environ
+   for (i = 0; environ[i]; i++)
+     {
+       ((unsigned long *)(sbuf))[n] = (unsigned long)pos - (unsigned long)sbuf;
+       strcpy((char *)pos, environ[i]);
+       pos += strlen(environ[i]) + 1;
+        n++;
+     }
+#endif
+
+   // fill in cwd
+   ((unsigned long *)(sbuf))[n] = (unsigned long)pos - (unsigned long)sbuf;
+   n++;
    strcpy((char *)pos, cwd);
+   
    if (write(sock, sbuf, slen) < 0)
      printf("elementary_quicklaunch: cannot write to socket '%s'\n", buf);
    close(sock);