From 3da880156b4a56a6af5065ac10dfd6833cdcb1d4 Mon Sep 17 00:00:00 2001
From: Tao Bao <tbao@google.com>
Date: Fri, 3 Feb 2017 13:09:23 -0800
Subject: Replace _exit(-1) with _exit(EXIT_FAILURE).

-1 is not a valid exit status.

Also replace a few exit(1) with exit(EXIT_FAILURE).

Test: mmma bootable/recovery
Change-Id: I4596c8328b770bf95acccc06a4401bd5cabd4bfd
---
 adb_install.cpp      | 2 +-
 install.cpp          | 2 +-
 recovery.cpp         | 6 +++---
 roots.cpp            | 2 +-
 updater/blockimg.cpp | 2 +-
 updater/install.cpp  | 4 ++--
 6 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/adb_install.cpp b/adb_install.cpp
index fab72f8a4..79b8df91b 100644
--- a/adb_install.cpp
+++ b/adb_install.cpp
@@ -78,7 +78,7 @@ int apply_from_adb(RecoveryUI* ui, bool* wipe_cache, const char* install_file) {
     pid_t child;
     if ((child = fork()) == 0) {
         execl("/sbin/recovery", "recovery", "--adbd", NULL);
-        _exit(-1);
+        _exit(EXIT_FAILURE);
     }
 
     // FUSE_SIDELOAD_HOST_PATHNAME will start to exist once the host
diff --git a/install.cpp b/install.cpp
index 91e4875cb..ce89e0dc0 100644
--- a/install.cpp
+++ b/install.cpp
@@ -387,7 +387,7 @@ static int try_update_binary(const char* path, ZipArchiveHandle zip, bool* wipe_
     // the child process to hang. This deadlock results from an improperly
     // copied mutex in the ui functions.
     fprintf(stdout, "E:Can't run %s (%s)\n", chr_args[0], strerror(errno));
-    _exit(-1);
+    _exit(EXIT_FAILURE);
   }
   close(pipefd[1]);
 
diff --git a/recovery.cpp b/recovery.cpp
index 25d3546e3..29d7ab889 100644
--- a/recovery.cpp
+++ b/recovery.cpp
@@ -243,7 +243,7 @@ static void redirect_stdio(const char* filename) {
         if (log_fp == nullptr) {
             PLOG(ERROR) << "fopen \"" << filename << "\" failed";
             close(pipefd[0]);
-            _exit(1);
+            _exit(EXIT_FAILURE);
         }
 
         FILE* pipe_fp = fdopen(pipefd[0], "r");
@@ -251,7 +251,7 @@ static void redirect_stdio(const char* filename) {
             PLOG(ERROR) << "fdopen failed";
             check_and_fclose(log_fp, filename);
             close(pipefd[0]);
-            _exit(1);
+            _exit(EXIT_FAILURE);
         }
 
         char* line = nullptr;
@@ -273,7 +273,7 @@ static void redirect_stdio(const char* filename) {
         free(line);
         check_and_fclose(log_fp, filename);
         close(pipefd[0]);
-        _exit(1);
+        _exit(EXIT_FAILURE);
     } else {
         // Redirect stdout/stderr to the logger process.
         // Close the unused read end.
diff --git a/roots.cpp b/roots.cpp
index 376fcbd1b..4a0a4948a 100644
--- a/roots.cpp
+++ b/roots.cpp
@@ -163,7 +163,7 @@ static int exec_cmd(const char* path, char* const argv[]) {
     pid_t child;
     if ((child = vfork()) == 0) {
         execv(path, argv);
-        _exit(-1);
+        _exit(EXIT_FAILURE);
     }
     waitpid(child, &status, 0);
     if (!WIFEXITED(status) || WEXITSTATUS(status) != 0) {
diff --git a/updater/blockimg.cpp b/updater/blockimg.cpp
index 6755d78cb..03ce4136e 100644
--- a/updater/blockimg.cpp
+++ b/updater/blockimg.cpp
@@ -120,7 +120,7 @@ static RangeSet parse_range(const std::string& range_text) {
 
 err:
   LOG(ERROR) << "failed to parse range '" << range_text << "'";
-  exit(1);
+  exit(EXIT_FAILURE);
 }
 
 static bool range_overlaps(const RangeSet& r1, const RangeSet& r2) {
diff --git a/updater/install.cpp b/updater/install.cpp
index 7a8e92f6c..c7ecdb5c7 100644
--- a/updater/install.cpp
+++ b/updater/install.cpp
@@ -247,7 +247,7 @@ static int exec_cmd(const char* path, char* const argv[]) {
   pid_t child;
   if ((child = vfork()) == 0) {
     execv(path, argv);
-    _exit(-1);
+    _exit(EXIT_FAILURE);
   }
 
   int status;
@@ -1072,7 +1072,7 @@ Value* RunProgramFn(const char* name, State* state, int argc, Expr* argv[]) {
   if (child == 0) {
     execv(args2[0], args2);
     PLOG(ERROR) << "run_program: execv failed";
-    _exit(1);
+    _exit(EXIT_FAILURE);
   }
 
   int status;
-- 
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