diff options
Diffstat (limited to 'lib/rfspace/rfspace_source_c.cc')
| -rw-r--r-- | lib/rfspace/rfspace_source_c.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/rfspace/rfspace_source_c.cc b/lib/rfspace/rfspace_source_c.cc index 7c1b0c6..7cba493 100644 --- a/lib/rfspace/rfspace_source_c.cc +++ b/lib/rfspace/rfspace_source_c.cc @@ -1124,7 +1124,7 @@ static std::string read_file(const char *filename) return contents; } - throw(errno); + return ""; } static std::vector < unit_t > discover_sdr_iq() @@ -1207,6 +1207,8 @@ static std::vector < unit_t > discover_sdr_iq() continue; std::string serial = read_file( (path + "/serial").c_str() ); + if ( serial.empty() ) + serial = "<none>"; pos = serial.find('\n'); if ( pos != std::string::npos ) |