From f21717cd87a6b35822fe8bb17d4d28a76798a01e Mon Sep 17 00:00:00 2001
From: Elliott Hughes <enh@google.com>
Date: Thu, 15 Jan 2015 21:16:03 -0800
Subject: Remove unused cruft from libcutils.

Change-Id: I316d39e8e0a9aa385d8e1f37678b8bf2c03441eb
---
 include/cutils/cpu_info.h | 34 --------------------
 libcutils/Android.mk      |  1 -
 libcutils/cpu_info.c      | 82 -----------------------------------------------
 3 files changed, 117 deletions(-)
 delete mode 100644 include/cutils/cpu_info.h
 delete mode 100644 libcutils/cpu_info.c

diff --git a/include/cutils/cpu_info.h b/include/cutils/cpu_info.h
deleted file mode 100644
index 78c1884..0000000
--- a/include/cutils/cpu_info.h
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef __CUTILS_CPU_INFO_H
-#define __CUTILS_CPU_INFO_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/* returns a string contiaining an ASCII representation of the CPU serial number, 
-** or NULL if cpu info not available.
-** The string is a static variable, so don't call free() on it.
-*/
-extern const char* get_cpu_serial_number(void);
-    
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* __CUTILS_CPU_INFO_H */ 
diff --git a/libcutils/Android.mk b/libcutils/Android.mk
index 7202704..2c5e351 100644
--- a/libcutils/Android.mk
+++ b/libcutils/Android.mk
@@ -21,7 +21,6 @@ commonSources := \
 	atomic.c.arm \
 	native_handle.c \
 	config_utils.c \
-	cpu_info.c \
 	load_file.c \
 	open_memstream.c \
 	strdup16to8.c \
diff --git a/libcutils/cpu_info.c b/libcutils/cpu_info.c
deleted file mode 100644
index 21fa1dc..0000000
--- a/libcutils/cpu_info.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
-** Copyright 2007, The Android Open Source Project
-**
-** Licensed under the Apache License, Version 2.0 (the "License"); 
-** you may not use this file except in compliance with the License. 
-** You may obtain a copy of the License at 
-**
-**     http://www.apache.org/licenses/LICENSE-2.0 
-**
-** Unless required by applicable law or agreed to in writing, software 
-** distributed under the License is distributed on an "AS IS" BASIS, 
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
-** See the License for the specific language governing permissions and 
-** limitations under the License.
-*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <cutils/cpu_info.h>
-
-// we cache the serial number here.
-// this is also used as a fgets() line buffer when we are reading /proc/cpuinfo
-static char serial_number[100] = { 0 };
-
-extern const char* get_cpu_serial_number(void)
-{
-    if (serial_number[0] == 0)
-    {
-        FILE* file;
-        char* chp, *end;
-        char* whitespace;
-        
-        // read serial number from /proc/cpuinfo
-        file = fopen("proc/cpuinfo", "r");
-        if (! file)
-            return NULL;
-        
-        while ((chp = fgets(serial_number, sizeof(serial_number), file)) != NULL)
-        {
-            // look for something like "Serial          : 999206122a03591c"
-
-            if (strncmp(chp, "Serial", 6) != 0)
-                continue;
-            
-            chp = strchr(chp, ':');
-            if (!chp)
-                continue;
-                
-             // skip colon and whitespace
-            while ( *(++chp) == ' ') {}
-            
-            // truncate trailing whitespace
-            end = chp;
-            while (*end && *end != ' ' && *end != '\t' && *end != '\n' && *end != '\r')
-                ++end;
-            *end = 0; 
-            
-            whitespace = strchr(chp, ' ');
-            if (whitespace)
-                *whitespace = 0;
-            whitespace = strchr(chp, '\t');
-            if (whitespace)
-                *whitespace = 0;
-            whitespace = strchr(chp, '\r');
-            if (whitespace)
-                *whitespace = 0;
-            whitespace = strchr(chp, '\n');
-            if (whitespace)
-                *whitespace = 0;
-
-            // shift serial number to beginning of the buffer
-            memmove(serial_number, chp, strlen(chp) + 1);
-            break;
-        }
-        
-        fclose(file);
-    }
-
-    return (serial_number[0] ? serial_number : NULL);
-}
-- 
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