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move date2num() convernience function from Universe class to utils namespace

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This commit is contained in:
Axel Kohlmeyer
2020-09-03 17:46:59 -04:00
parent a72ebb2ab2
commit ce78be864a
5 changed files with 69 additions and 43 deletions
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28
src/utils.cpp
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@ -983,6 +983,34 @@ double utils::timespec2seconds(const std::string &timespec)
return vals[0];
}
/* ----------------------------------------------------------------------
convert a LAMMPS version date (1Jan01) to a number
------------------------------------------------------------------------- */
int utils::date2num(const std::string &date)
{
std::size_t found = date.find_first_not_of("0123456789 ");
int num = strtol(date.substr(0,found).c_str(),NULL,10);
auto month = date.substr(found);
found = month.find_first_of("0123456789 ");
num += strtol(month.substr(found).c_str(),NULL,10)*10000;
if (num < 1000000) num += 20000000;
if (strmatch(month,"^Jan")) num += 100;
else if (strmatch(month,"^Feb")) num += 200;
else if (strmatch(month,"^Mar")) num += 300;
else if (strmatch(month,"^Apr")) num += 400;
else if (strmatch(month,"^May")) num += 500;
else if (strmatch(month,"^Jun")) num += 600;
else if (strmatch(month,"^Jul")) num += 700;
else if (strmatch(month,"^Aug")) num += 800;
else if (strmatch(month,"^Sep")) num += 900;
else if (strmatch(month,"^Oct")) num += 1000;
else if (strmatch(month,"^Nov")) num += 1100;
else if (strmatch(month,"^Dec")) num += 1200;
return num;
}
/* ------------------------------------------------------------------ */
extern "C" {