ports/181659: [patch] devel/android-tools-adb: get rid of /proc dependency

[Jan Beich]

>Number:         181659
>Category:       ports
>Synopsis:       [patch] devel/android-tools-adb: get rid of /proc dependency
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-ports-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Aug 29 18:40:00 UTC 2013
>Closed-Date:
>Last-Modified:
>Originator:     Jan Beich
>Release:        
>Organization:
>Environment:
/proc is empty (default)

>Description:

>How-To-Repeat:
$ adb start-server
* daemon not running. starting it now on port 5037 *
* daemon started successfully *
ADB server didn't ACK
* failed to start daemon *
Exit 255

>Fix:
--- no_procfs.diff begins here ---
--- get_my_path_freebsd.c~
+++ get_my_path_freebsd.c
@@ -18,19 +18,18 @@
  */
 
 #include <sys/types.h>
+#include <sys/sysctl.h>
 #include <unistd.h>
-#include <limits.h>
-#include <stdio.h>
 
 void
 get_my_path(char *exe, size_t maxLen)
 {
-    char proc[64];
+    int mib[] = {
+        CTL_KERN,
+        KERN_PROC,
+        KERN_PROC_PATHNAME,
+        getpid()
+    };
 
-    snprintf(proc, sizeof(proc), "/proc/%d/file", getpid());
-
-    int err = readlink(proc, exe, maxLen - 1);
-
-    exe[err > 0 ? err : 0] = '\0';
+    sysctl(mib, sizeof(mib)/sizeof(mib[0]), exe, &maxLen, NULL, 0);
 }
-
--- no_procfs.diff ends here ---


>Release-Note:
>Audit-Trail:
>Unformatted: