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Diffstat (limited to 'py/pfenv_printf.c')
| -rw-r--r-- | py/pfenv_printf.c | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/py/pfenv_printf.c b/py/pfenv_printf.c deleted file mode 100644 index 599700edcf..0000000000 --- a/py/pfenv_printf.c +++ /dev/null @@ -1,204 +0,0 @@ -/* - * This file is part of the Micro Python project, http://micropython.org/ - * - * The MIT License (MIT) - * - * Copyright (c) 2013, 2014 Damien P. George - * - * 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. - */ - -#include <assert.h> -#include <string.h> -#include <stdarg.h> -#include <stdio.h> - -#include "py/pfenv.h" - -#if MICROPY_PY_BUILTINS_FLOAT -#include "py/formatfloat.h" -#endif - -int pfenv_vprintf(const pfenv_t *pfenv, const char *fmt, va_list args) { - int chrs = 0; - for (;;) { - { - const char *f = fmt; - while (*f != '\0' && *f != '%') { - ++f; // XXX UTF8 advance char - } - if (f > fmt) { - pfenv->print_strn(pfenv->data, fmt, f - fmt); - chrs += f - fmt; - fmt = f; - } - } - - if (*fmt == '\0') { - break; - } - - // move past % character - ++fmt; - - // parse flags, if they exist - int flags = 0; - char fill = ' '; - while (*fmt != '\0') { - if (*fmt == '-') flags |= PF_FLAG_LEFT_ADJUST; - else if (*fmt == '+') flags |= PF_FLAG_SHOW_SIGN; - else if (*fmt == ' ') flags |= PF_FLAG_SPACE_SIGN; - else if (*fmt == '!') flags |= PF_FLAG_NO_TRAILZ; - else if (*fmt == '0') { - flags |= PF_FLAG_PAD_AFTER_SIGN; - fill = '0'; - } else break; - ++fmt; - } - - // parse width, if it exists - int width = 0; - for (; '0' <= *fmt && *fmt <= '9'; ++fmt) { - width = width * 10 + *fmt - '0'; - } - - // parse precision, if it exists - int prec = -1; - if (*fmt == '.') { - ++fmt; - if (*fmt == '*') { - ++fmt; - prec = va_arg(args, int); - } else { - prec = 0; - for (; '0' <= *fmt && *fmt <= '9'; ++fmt) { - prec = prec * 10 + *fmt - '0'; - } - } - if (prec < 0) { - prec = 0; - } - } - - // parse long specifiers (current not used) - //bool long_arg = false; - if (*fmt == 'l') { - ++fmt; - //long_arg = true; - } - - if (*fmt == '\0') { - break; - } - - switch (*fmt) { - case 'b': - if (va_arg(args, int)) { - chrs += pfenv_print_strn(pfenv, "true", 4, flags, fill, width); - } else { - chrs += pfenv_print_strn(pfenv, "false", 5, flags, fill, width); - } - break; - case 'c': - { - char str = va_arg(args, int); - chrs += pfenv_print_strn(pfenv, &str, 1, flags, fill, width); - break; - } - case 's': - { - const char *str = va_arg(args, const char*); - if (str) { - if (prec < 0) { - prec = strlen(str); - } - chrs += pfenv_print_strn(pfenv, str, prec, flags, fill, width); - } else { - chrs += pfenv_print_strn(pfenv, "(null)", 6, flags, fill, width); - } - break; - } - case 'u': - chrs += pfenv_print_int(pfenv, va_arg(args, int), 0, 10, 'a', flags, fill, width); - break; - case 'd': - chrs += pfenv_print_int(pfenv, va_arg(args, int), 1, 10, 'a', flags, fill, width); - break; - case 'x': - chrs += pfenv_print_int(pfenv, va_arg(args, int), 0, 16, 'a', flags, fill, width); - break; - case 'X': - chrs += pfenv_print_int(pfenv, va_arg(args, int), 0, 16, 'A', flags, fill, width); - break; - case 'p': - case 'P': // don't bother to handle upcase for 'P' - chrs += pfenv_print_int(pfenv, va_arg(args, unsigned int), 0, 16, 'a', flags, fill, width); - break; -#if MICROPY_PY_BUILTINS_FLOAT - case 'e': - case 'E': - case 'f': - case 'F': - case 'g': - case 'G': - { -#if MICROPY_FLOAT_IMPL == MICROPY_FLOAT_IMPL_FLOAT - mp_float_t f = va_arg(args, double); - chrs += pfenv_print_float(pfenv, f, *fmt, flags, fill, width, prec); -#elif MICROPY_FLOAT_IMPL == MICROPY_FLOAT_IMPL_DOUBLE - // Currently pfenv_print_float uses snprintf, but snprintf - // itself may be implemented in terms of pfenv_vprintf() for - // some ports. So, for extra caution, this case is handled - // with assert below. Note that currently ports which - // use MICROPY_FLOAT_IMPL_DOUBLE, don't call pfenv_vprintf() - // with float format specifier at all. - // TODO: resolve this completely - assert(0); -//#error Calling pfenv_print_float with double not supported from within printf -#else -#error Unknown MICROPY FLOAT IMPL -#endif - break; - } -#endif - default: - pfenv->print_strn(pfenv->data, fmt, 1); - chrs += 1; - break; - } - ++fmt; - } - return chrs; -} - -int pfenv_printf(const pfenv_t *pfenv, const char *fmt, ...) { - va_list ap; - va_start(ap, fmt); - int ret = pfenv_vprintf(pfenv, fmt, ap); - va_end(ap); - return ret; -} - -void printf_wrapper(void *env, const char *fmt, ...) { - (void)env; - va_list args; - va_start(args, fmt); - vprintf(fmt, args); - va_end(args); -} |