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some small refactoring

This commit is contained in:
VaclavT 2021-12-19 13:34:29 +01:00
parent 5c925f2608
commit 8ea91f255b
5 changed files with 49 additions and 52 deletions
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69
ml_date.cpp
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@ -2,8 +2,8 @@
#include "ml_date.h"
long now() { // get-universal-time
time_t t = std::time(0);
long int now = static_cast<long int>(t);
time_t t = std::time(nullptr);
auto now = static_cast<long int>(t);
return now;
}
@ -16,7 +16,7 @@ long get_gmt_localtime_offset() {
return offset;
}
std::string date_to_string(const long datetime, const std::string format) {
std::string date_to_string(const long datetime, const std::string& format) {
// std::locale::global(std::locale("en-US.UTF8"));
time_t timestamp = datetime;
@ -27,60 +27,59 @@ std::string date_to_string(const long datetime, const std::string format) {
return result;
}
throw std::runtime_error("date_to_string invalid date string or format");
throw std::runtime_error("date_to_string, invalid date string or format (" + std::to_string(datetime) + ", " + format + ")" );
}
time_t time_to_epoch ( const struct tm *ltm, int utcdiff ) {
const int mon_days [] = {0, 31, 31+28, 31+28+31,
31+28+31+30, 31+28+31+30+31, 31+28+31+30+31+30,
31+28+31+30+31+30+31, 31+28+31+30+31+30+31+31, 31+28+31+30+31+30+31+31+30,
31+28+31+30+31+30+31+31+30+31, 31+28+31+30+31+30+31+31+30+31+30, 31+28+31+30+31+30+31+31+30+31+30+31};
const int mon_days [] = {0, 31, 31+28, 31+28+31,
31+28+31+30, 31+28+31+30+31, 31+28+31+30+31+30,
31+28+31+30+31+30+31, 31+28+31+30+31+30+31+31, 31+28+31+30+31+30+31+31+30,
31+28+31+30+31+30+31+31+30+31, 31+28+31+30+31+30+31+31+30+31+30, 31+28+31+30+31+30+31+31+30+31+30+31};
long tyears, tdays, leaps, utc_hrs;
int i;
long tyears, tdays, leaps, utc_hrs;
tyears = ltm->tm_year - 70 ; // tm->tm_year is from 1900.
leaps = (tyears + 2) / 4;
// no of next two lines until year 2100.
//i = (ltm->tm_year – 100) / 100;
//leaps -= ( (i/4)*3 + i%4 );
tyears = ltm->tm_year - 70 ; // tm->tm_year is from 1900.
leaps = (tyears + 2) / 4;
// no of next two lines until year 2100.
//int i = (ltm->tm_year – 100) / 100;
//leaps -= ( (i/4)*3 + i%4 );
tdays = mon_days[ltm->tm_mon];
tdays = mon_days[ltm->tm_mon];
tdays += ltm->tm_mday-1; // days of month passed.
tdays = tdays + (tyears * 365) + leaps;
tdays += ltm->tm_mday-1; // days of month passed.
tdays = tdays + (tyears * 365) + leaps;
utc_hrs = ltm->tm_hour + utcdiff/3600; // for your time zone.
return (tdays * 86400) + (utc_hrs * 3600) + (ltm->tm_min * 60) + ltm->tm_sec;
utc_hrs = ltm->tm_hour + utcdiff/3600; // for your time zone.
return (tdays * 86400) + (utc_hrs * 3600) + (ltm->tm_min * 60) + ltm->tm_sec;
}
long string_to_date(const std::string &datestr, const std::string &format) {
// format for example "%d.%m.%Y";
struct tm tm;
struct tm tm{};
memset(&tm, 0, sizeof(tm));
if (strptime(datestr.c_str(), format.c_str(), &tm)) {
time_t curTime;
struct tm * timeinfo;
time_t curTime;
struct tm * timeinfo;
time(&curTime );
timeinfo = std::gmtime(&curTime);
time(&curTime );
timeinfo = std::gmtime(&curTime);
timeinfo->tm_year = tm.tm_year;
timeinfo->tm_mon = tm.tm_mon;
timeinfo->tm_mday = tm.tm_mday;
timeinfo->tm_hour = tm.tm_hour;
timeinfo->tm_min = tm.tm_min;
timeinfo->tm_sec = tm.tm_sec;
timeinfo->tm_year = tm.tm_year;
timeinfo->tm_mon = tm.tm_mon;
timeinfo->tm_mday = tm.tm_mday;
timeinfo->tm_hour = tm.tm_hour;
timeinfo->tm_min = tm.tm_min;
timeinfo->tm_sec = tm.tm_sec;
return time_to_epoch(timeinfo, 0);
return time_to_epoch(timeinfo, 0);
}
throw std::runtime_error("invalid date string or format (" + datestr + ", " + format + ")" );
throw std::runtime_error("string_to_date, invalid date string or format (" + datestr + ", " + format + ")" );
}
long add_to_date(const long datetime, const long quantity, const std::string &part) {
long add_to_date(const long datetime, const int quantity, const std::string &part) {
// part is one of 'year', 'month', 'day', 'hour', 'minute' or 'second'
// very basic implementation, just for now - no timezones DST etc
@ -100,7 +99,7 @@ long add_to_date(const long datetime, const long quantity, const std::string &pa
} else if (part == "second") {
tm->tm_sec += quantity;
} else {
// TODO exception here
throw std::runtime_error("add_to_date, part to add (" + part + ")" );
}
return mktime(tm); // mktime is quite slow!

4
ml_date.h
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@ -11,9 +11,9 @@ long now();
long get_gmt_localtime_offset();
std::string date_to_string(const long datetime, const std::string format);
std::string date_to_string(const long datetime, const std::string &format);
long string_to_date(const std::string &datestr, const std::string &format);
long add_to_date(const long datetime, const long quantity, const std::string &part);
long add_to_date(const long datetime, const int quantity, const std::string &part);

8
ml_io.cpp
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@ -55,19 +55,17 @@ bool is_path_file(const std::string &path) {
}
bool is_path_dir(const std::string &path) {
struct stat buf;
struct stat buf{};
stat(path.c_str(), &buf);
return (bool) S_ISDIR(buf.st_mode);
}
int mk_path_dir(const std::string &path) {
int r = ::mkdir(path.c_str(), 0755);
return r;
return ::mkdir(path.c_str(), 0755);
}
int rm_path_dir(const std::string &path) {
int r = ::rmdir(path.c_str());
return r;
return ::rmdir(path.c_str());
}
MlValue exec_system_cmd(const std::string &cmd) {

8
ml_profiler.cpp
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@ -101,10 +101,10 @@ void MlPerfMon::print_results() const {
int i {0};
for(auto &p : v) {
if (p.first.size() >= method_name_print_len)
p.first.erase(method_name_print_len, std::string::npos);
else
p.first.insert(p.first.end(), method_name_print_len - p.first.size(), ' ');
if (p.first.size() >= method_name_print_len)
p.first.erase(method_name_print_len, std::string::npos);
else
p.first.insert(p.first.end(), method_name_print_len - p.first.size(), ' ');
std::cerr << p.first << " " << p.second << std::endl;

4
ml_string.cpp
View File

@ -81,7 +81,7 @@ std::vector<std::vector<std::string>> regexp_tokens(const std::string &str, cons
captured_subgroups.push_back(res[i]);
}
}
if (captured_subgroups.size() > 0)
if (!captured_subgroups.empty())
captured_groups.push_back(captured_subgroups);
searchStart += res.position() + res.length();
@ -119,7 +119,7 @@ std::string string_trim(std::string s, const std::string &chars_to_trim, const s
}
std::string string_padd(const std::string &str, int pad_len, char fill_char, bool from_right) {
int str_len = str.length();
auto str_len = str.length();
if (str_len == pad_len)
return str;