The Android Open Source Project | 00f06fc | 2009-03-03 19:32:15 -0800 | [diff] [blame] | 1 | /* //device/system/reference-ril/misc.c |
| 2 | ** |
| 3 | ** Copyright 2006, The Android Open Source Project |
| 4 | ** |
Wink Saville | 7f85680 | 2009-06-09 10:23:37 -0700 | [diff] [blame] | 5 | ** Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | ** you may not use this file except in compliance with the License. |
| 7 | ** You may obtain a copy of the License at |
The Android Open Source Project | 00f06fc | 2009-03-03 19:32:15 -0800 | [diff] [blame] | 8 | ** |
Wink Saville | 7f85680 | 2009-06-09 10:23:37 -0700 | [diff] [blame] | 9 | ** http://www.apache.org/licenses/LICENSE-2.0 |
The Android Open Source Project | 00f06fc | 2009-03-03 19:32:15 -0800 | [diff] [blame] | 10 | ** |
Wink Saville | 7f85680 | 2009-06-09 10:23:37 -0700 | [diff] [blame] | 11 | ** Unless required by applicable law or agreed to in writing, software |
| 12 | ** distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | ** See the License for the specific language governing permissions and |
The Android Open Source Project | 00f06fc | 2009-03-03 19:32:15 -0800 | [diff] [blame] | 15 | ** limitations under the License. |
| 16 | */ |
Weilun Du | 9f471e2 | 2017-02-07 10:47:19 -0800 | [diff] [blame] | 17 | #include <sys/system_properties.h> |
The Android Open Source Project | 00f06fc | 2009-03-03 19:32:15 -0800 | [diff] [blame] | 18 | |
Weilun Du | 9f471e2 | 2017-02-07 10:47:19 -0800 | [diff] [blame] | 19 | #include "misc.h" |
The Android Open Source Project | 00f06fc | 2009-03-03 19:32:15 -0800 | [diff] [blame] | 20 | /** returns 1 if line starts with prefix, 0 if it does not */ |
| 21 | int strStartsWith(const char *line, const char *prefix) |
| 22 | { |
| 23 | for ( ; *line != '\0' && *prefix != '\0' ; line++, prefix++) { |
| 24 | if (*line != *prefix) { |
| 25 | return 0; |
| 26 | } |
| 27 | } |
| 28 | |
| 29 | return *prefix == '\0'; |
| 30 | } |
| 31 | |
Weilun Du | 9f471e2 | 2017-02-07 10:47:19 -0800 | [diff] [blame] | 32 | // Returns true iff running this process in an emulator VM |
| 33 | bool isInEmulator(void) { |
| 34 | static int inQemu = -1; |
| 35 | if (inQemu < 0) { |
| 36 | char propValue[PROP_VALUE_MAX]; |
| 37 | inQemu = (__system_property_get("ro.kernel.qemu", propValue) != 0); |
| 38 | } |
| 39 | return inQemu == 1; |
| 40 | } |