diff options
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_prefs.cc | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/gnuradio-core/src/lib/general/gr_prefs.cc b/gnuradio-core/src/lib/general/gr_prefs.cc index 40601f7c4..4a9e10f2d 100644 --- a/gnuradio-core/src/lib/general/gr_prefs.cc +++ b/gnuradio-core/src/lib/general/gr_prefs.cc @@ -129,15 +129,27 @@ gr_prefs::has_option(const std::string section, const std::string option) const std::string gr_prefs::get_string(const std::string section, const std::string option, const std::string default_val) { + std::stringstream envname; + std::string secname=section, optname=option; + + std::transform(section.begin(), section.end(), secname.begin(), ::toupper); + std::transform(option.begin(), option.end(), optname.begin(), ::toupper); + envname << "GR_CONF_" << secname << "_" << optname; + + char *v = getenv(envname.str().c_str()); + if(v) { + return std::string(v); + } + if(has_option(section, option)) { std::string optname = "#" + option + "="; size_t sec = d_configs.find("[" + section + "]#"); size_t opt = d_configs.find(optname, sec); - + size_t start = opt + optname.size(); size_t end = d_configs.find("#", start); size_t len = end - start; - + return d_configs.substr(start, len); } else { |