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lammps
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detect Linux distribution, if possible and include in OS info output

This commit is contained in:
Axel Kohlmeyer 2021-05-03 12:12:15 -04:00
parent 8cf2cd5875
commit 8e2ecbc7ac
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GPG Key ID: D9B44E93BF0C375A
1 changed files with 20 additions and 1 deletions
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21
src/info.cpp
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@ -39,6 +39,7 @@
#include "pair.h"
#include "pair_hybrid.h"
#include "region.h"
#include "text_file_reader.h"
#include "update.h"
#include "variable.h"
@ -1261,7 +1262,25 @@ std::string Info::get_os_info()
#else
struct utsname ut;
uname(&ut);
buf = fmt::format("{} {} on {}", ut.sysname, ut.release, ut.machine);
// try to get OS distribution name, if available
std::string distro = ut.sysname;
if (utils::file_is_readable("/etc/os-release")) {
try {
TextFileReader reader("/etc/os-release","");
while (1) {
auto words = reader.next_values(0,"=");
if ((words.count() > 1) && (words.next_string() == "PRETTY_NAME")) {
distro += " " + utils::trim(words.next_string());
break;
}
}
} catch (std::exception &e) {
; // EOF but keyword not found
}
}
buf = fmt::format("{} {} on {}", distro, ut.release, ut.machine);
#endif
return buf;
}