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#include "util/string.h"
namespace ov4
{
using namespace std;
void string2argv(const vector<string> * const s, char **argv)
{
// pointers [0, size)
// nullptr [size]
// data [size+1, ...)
char *p = (char*)(argv + s->size() + 1);
argv[s->size()] = nullptr;
for (size_t i = 0; i < s->size(); i++)
{
strcpy(p, (*s)[i].c_str());
argv[i] = p;
p += (*s)[i].size() + 1; // for '\0'
}
}
void argv2string(vector<string> *s, const char * const * argv)
{
if (argv == nullptr) return;
for (size_t i = 0; true; i++)
{
if (argv[i] == nullptr) return;
s->push_back(argv[i]);
}
}
}
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