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wayne: light: Throw a warning if path stream ain't valid

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Harshit Jain 2018-05-04 14:54:37 +05:30 committed by Isaac Chen
parent 9cfa4c0be9
commit ad9a011a07
1 changed files with 8 additions and 1 deletions
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7
light/Light.cpp
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@ -39,7 +39,14 @@ namespace implementation {
*/ */
static void set(std::string path, std::string value) { static void set(std::string path, std::string value) {
std::ofstream file(path); std::ofstream file(path);
/* Only write brightness value if stream is open, alive & well */
if (file.is_open()) {
file << value; file << value;
} else {
/* Fire a warning a bail out */
ALOGE("failed to write %s to %s", value.c_str(), path.c_str());
return;
}
} }
static void set(std::string path, int value) { static void set(std::string path, int value) {