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// license:GPL-2.0+
// copyright-holders:Couriersud
#include <cstring>
#include <cstdlib>
#include <algorithm>
#include <initializer_list>
#include "putil.h"
#include "ptypes.h"
#include "plists.h"
namespace plib
{
namespace util
{
const pstring buildpath(std::initializer_list<pstring> list )
{
pstring ret = "";
for( auto elem : list )
{
if (ret == "")
ret = elem;
else
#ifdef _WIN32
ret = ret + '\\' + elem;
#else
ret = ret + '/' + elem;
#endif
}
return ret;
}
const pstring environment(const pstring &var, const pstring &default_val)
{
if (getenv(var.c_str()) == nullptr)
return default_val;
else
return pstring(getenv(var.c_str()), pstring::UTF8);
}
}
std::vector<pstring> psplit(const pstring &str, const pstring &onstr, bool ignore_empty)
{
std::vector<pstring> ret;
pstring::iterator p = str.begin();
pstring::iterator pn = str.find(onstr, p);
while (pn != str.end())
{
pstring t = str.substr(p, pn);
if (!ignore_empty || t.len() != 0)
ret.push_back(t);
p = pn + onstr.len();
pn = str.find(onstr, p);
}
if (p != str.end())
{
pstring t = str.substr(p, str.end());
if (!ignore_empty || t.len() != 0)
ret.push_back(t);
}
return ret;
}
std::vector<pstring> psplit(const pstring &str, const std::vector<pstring> &onstrl)
{
pstring col = "";
std::vector<pstring> ret;
unsigned i = 0;
while (i<str.blen())
{
std::size_t p = static_cast<std::size_t>(-1);
for (std::size_t j=0; j < onstrl.size(); j++)
{
if (std::memcmp(onstrl[j].c_str(), &(str.c_str()[i]), onstrl[j].blen())==0)
{
p = j;
break;
}
}
if (p != static_cast<std::size_t>(-1))
{
if (col != "")
ret.push_back(col);
col = "";
ret.push_back(onstrl[p]);
i += onstrl[p].blen();
}
else
{
pstring::traits::code_t c = pstring::traits::code(str.c_str() + i);
col += c;
i+=pstring::traits::codelen(c);
}
}
if (col != "")
ret.push_back(col);
return ret;
}
int penum_base::from_string_int(const char *str, const char *x)
{
int cnt = 0;
const char *cur = str;
std::size_t lx = strlen(x);
while (*str)
{
if (*str == ',')
{
std::ptrdiff_t l = str-cur;
if (static_cast<std::size_t>(l) == lx)
if (strncmp(cur, x, lx) == 0)
return cnt;
}
else if (*str == ' ')
{
cur = str + 1;
cnt++;
}
str++;
}
std::ptrdiff_t l = str-cur;
if (static_cast<std::size_t>(l) == lx)
if (strncmp(cur, x, lx) == 0)
return cnt;
return -1;
}
pstring penum_base::nthstr(int n, const char *str)
{
char buf[64];
char *bufp = buf;
int cur = 0;
while (*str)
{
if (cur == n)
{
if (*str == ',')
{
*bufp = 0;
return pstring(buf, pstring::UTF8);
}
else if (*str != ' ')
*bufp++ = *str;
}
else
{
if (*str == ',')
cur++;
}
str++;
}
*bufp = 0;
return pstring(buf, pstring::UTF8);
}
} // namespace plib
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