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//
// Copyright 2020 Serge Martin
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
// Extract from Serge's printf clover code by airlied.
#include <stdarg.h>
#include "u_printf.h"
size_t util_printf_next_spec_pos(const std::string &s, size_t pos)
{
size_t next_tok, spec_pos;
do {
pos = s.find_first_of('%', pos);
if (pos == std::string::npos)
return -1;
if (s[pos + 1] == '%') {
pos += 2;
continue;
}
next_tok = s.find_first_of('%', pos + 1);
spec_pos = s.find_first_of("cdieEfFgGaAosuxXp", pos + 1);
if (spec_pos != std::string::npos)
if (spec_pos < next_tok)
return spec_pos;
pos++;
} while (1);
}
size_t util_printf_next_spec_pos(const char *str, size_t pos)
{
return util_printf_next_spec_pos(std::string(str), pos);
}
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