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Merge pull request #145 from ros2/fix_warning

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fix warning about ignored return value
This commit is contained in:
Dirk Thomas 2015-11-03 16:00:35 -08:00
commit 91e78406ce
1 changed files with 9 additions and 1 deletions
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10
rclcpp/include/rclcpp/utilities.hpp
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@ -140,7 +140,15 @@ init(int argc, char * argv[])
const size_t error_length = 1024; const size_t error_length = 1024;
char error_string[error_length]; char error_string[error_length];
#ifndef _WIN32 #ifndef _WIN32
strerror_r(errno, error_string, error_length); auto rc = strerror_r(errno, error_string, error_length);
if (rc) {
// *INDENT-OFF*
throw std::runtime_error(
"Failed to set SIGINT signal handler: (" + std::to_string(errno) +
") unable to retrieve error string");
// *INDENT-ON*
}
#else #else
strerror_s(error_string, error_length, errno); strerror_s(error_string, error_length, errno);
#endif #endif