Remove MOZ_WIDGET_GONK [2/2]

Tag #288

1 files changed, 3 insertions, 134 deletions

diff --git a/toolkit/mozapps/update/updater/updater.cpp b/toolkit/mozapps/update/updater/updater.cpp
index 63a92c084..dbf50329c 100644
--- a/toolkit/mozapps/update/updater/updater.cpp
+++ b/toolkit/mozapps/update/updater/updater.cpp
@@ -110,33 +110,10 @@ struct UpdateServerThreadArgs
 #define USE_EXECV
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-# include "automounter_gonk.h"
-# include <unistd.h>
-# include <android/log.h>
-# include <linux/ioprio.h>
-# include <sys/resource.h>
-
-#if ANDROID_VERSION < 21
-// The only header file in bionic which has a function prototype for ioprio_set
-// is libc/include/sys/linux-unistd.h. However, linux-unistd.h conflicts
-// badly with unistd.h, so we declare the prototype for ioprio_set directly.
-extern "C" MOZ_EXPORT int ioprio_set(int which, int who, int ioprio);
-#else
-# include <sys/syscall.h>
-static int ioprio_set(int which, int who, int ioprio) {
-      return syscall(__NR_ioprio_set, which, who, ioprio);
-}
-#endif
-
-# define MAYBE_USE_HARD_LINKS 1
-static bool sUseHardLinks = true;
-#else
 # define MAYBE_USE_HARD_LINKS 0
-#endif
 
 #if defined(MOZ_VERIFY_MAR_SIGNATURE) && !defined(XP_WIN) && \
-    !defined(XP_MACOSX) && !defined(MOZ_WIDGET_GONK)
+    !defined(XP_MACOSX)
 #include "nss.h"
 #include "prerror.h"
 #endif
@@ -2495,44 +2472,9 @@ ReadMARChannelIDs(const NS_tchar *path, MARChannelStringTable *results)
 static int
 GetUpdateFileName(NS_tchar *fileName, int maxChars)
 {
-#if defined(MOZ_WIDGET_GONK)
-  // If an update.link file exists, then it will contain the name
-  // of the update file (terminated by a newline).
-
-  NS_tchar linkFileName[MAXPATHLEN];
-  NS_tsnprintf(linkFileName, sizeof(linkFileName)/sizeof(linkFileName[0]),
-               NS_T("%s/update.link"), gPatchDirPath);
-  AutoFile linkFile(NS_tfopen(linkFileName, NS_T("rb")));
-  if (linkFile == nullptr) {
-    NS_tsnprintf(fileName, maxChars,
-                 NS_T("%s/update.mar"), gPatchDirPath);
-    return OK;
-  }
-
-  char dataFileName[MAXPATHLEN];
-  size_t bytesRead;
-
-  if ((bytesRead = fread(dataFileName, 1, sizeof(dataFileName)-1, linkFile)) <= 0) {
-    *fileName = NS_T('\0');
-    return READ_ERROR;
-  }
-  if (dataFileName[bytesRead-1] == '\n') {
-    // Strip trailing newline (for \n and \r\n)
-    bytesRead--;
-  }
-  if (dataFileName[bytesRead-1] == '\r') {
-    // Strip trailing CR (for \r, \r\n)
-    bytesRead--;
-  }
-  dataFileName[bytesRead] = '\0';
-
-  strncpy(fileName, dataFileName, maxChars-1);
-  fileName[maxChars-1] = '\0';
-#else
-  // We currently only support update.link files under GONK
+  // We currently don't support update.link files
   NS_tsnprintf(fileName, maxChars,
                NS_T("%s/update.mar"), gPatchDirPath);
-#endif
   return OK;
 }
 
@@ -2776,26 +2718,8 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-  if (EnvHasValue("LD_PRELOAD")) {
-    // If the updater is launched with LD_PRELOAD set, then we wind up
-    // preloading libmozglue.so. Under some circumstances, this can cause
-    // the remount of /system to fail when going from rw to ro, so if we
-    // detect LD_PRELOAD we unsetenv it and relaunch ourselves without it.
-    // This will cause the offending preloaded library to be closed.
-    //
-    // For a variety of reasons, this is really hard to do in a safe manner
-    // in the parent process, so we do it here.
-    unsetenv("LD_PRELOAD");
-    execv(argv[0], argv);
-    __android_log_print(ANDROID_LOG_INFO, "updater",
-                        "execve failed: errno: %d. Exiting...", errno);
-    _exit(1);
-  }
-#endif
-
 #if defined(MOZ_VERIFY_MAR_SIGNATURE) && !defined(XP_WIN) && \
-    !defined(XP_MACOSX) && !defined(MOZ_WIDGET_GONK)
+    !defined(XP_MACOSX)
   // On Windows and Mac we rely on native APIs to do verifications so we don't
   // need to initialize NSS at all there.
   // Otherwise, minimize the amount of NSS we depend on by avoiding all the NSS
@@ -3085,36 +3009,6 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif
 
-#ifdef MOZ_WIDGET_GONK
-  const char *prioEnv = getenv("MOZ_UPDATER_PRIO");
-  if (prioEnv) {
-    int32_t prioVal;
-    int32_t oomScoreAdj;
-    int32_t ioprioClass;
-    int32_t ioprioLevel;
-    if (sscanf(prioEnv, "%d/%d/%d/%d",
-               &prioVal, &oomScoreAdj, &ioprioClass, &ioprioLevel) == 4) {
-      LOG(("MOZ_UPDATER_PRIO=%s", prioEnv));
-      if (setpriority(PRIO_PROCESS, 0, prioVal)) {
-        LOG(("setpriority(%d) failed, errno = %d", prioVal, errno));
-      }
-      if (ioprio_set(IOPRIO_WHO_PROCESS, 0,
-                     IOPRIO_PRIO_VALUE(ioprioClass, ioprioLevel))) {
-        LOG(("ioprio_set(%d,%d) failed: errno = %d",
-             ioprioClass, ioprioLevel, errno));
-      }
-      FILE *fs = fopen("/proc/self/oom_score_adj", "w");
-      if (fs) {
-        fprintf(fs, "%d", oomScoreAdj);
-        fclose(fs);
-      } else {
-        LOG(("Unable to open /proc/self/oom_score_adj for writing, errno = %d",
-             errno));
-      }
-    }
-  }
-#endif
-
 #ifdef XP_WIN
   if (pid > 0) {
     HANDLE parent = OpenProcess(SYNCHRONIZE, false, (DWORD) pid);
@@ -3439,27 +3333,6 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-  // In gonk, the master b2g process sets its umask to 0027 because
-  // there's no reason for it to ever create world-readable files.
-  // The updater binary, however, needs to do this, and it inherits
-  // the master process's cautious umask.  So we drop down a bit here.
-  umask(0022);
-
-  // Remount the /system partition as read-write for gonk. The destructor will
-  // remount /system as read-only. We add an extra level of scope here to avoid
-  // calling LogFinish() before the GonkAutoMounter destructor has a chance
-  // to be called
-  {
-#if !defined(TEST_UPDATER)
-    GonkAutoMounter mounter;
-    if (mounter.GetAccess() != MountAccess::ReadWrite) {
-      WriteStatusFile(FILESYSTEM_MOUNT_READWRITE_ERROR);
-      return 1;
-    }
-#endif
-#endif
-
   if (sStagedUpdate) {
     // When staging updates, blow away the old installation directory and create
     // it from scratch.
@@ -3759,10 +3632,6 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif /* XP_WIN */
 
-#if defined(MOZ_WIDGET_GONK)
-  } // end the extra level of scope for the GonkAutoMounter
-#endif
-
 #ifdef XP_MACOSX
   // When the update is successful remove the precomplete file in the root of
   // the application bundle and move the distribution directory from