niklas/rclcpp
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Merge pull request #168 from ros2/avoid_compiler_warning

Browse source 
Avoid unused return value warning
This commit is contained in:
Esteve Fernandez 2015-12-04 12:27:24 -08:00
commit 67dcd9fe49
1 changed files with 12 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

13
rclcpp/src/rclcpp/utilities.cpp
View file

@ -117,7 +117,18 @@ rclcpp::utilities::init(int argc, char * argv[])
// NOLINTNEXTLINE(runtime/arrays) // NOLINTNEXTLINE(runtime/arrays)
char error_string[error_length]; char error_string[error_length];
#ifndef _WIN32 #ifndef _WIN32
strerror_r(errno, error_string, error_length); #ifdef _GNU_SOURCE
char * msg = strerror_r(errno, error_string, error_length);
if (msg != error_string) {
strncpy(error_string, msg, error_length);
msg[error_length - 1] = '\0';
}
#else
int error_status = strerror_r(errno, error_string, error_length);
if (error_status != 0) {
throw std::runtime_error("Failed to get error string for errno: " + std::to_string(errno));
}
#endif
#else #else
strerror_s(error_string, error_length, errno); strerror_s(error_string, error_length, errno);
#endif #endif