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#include "misc.h"
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#include <stdio.h>
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#include <stdarg.h>
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#include <string.h>
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#include <assert.h>
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char strbuf[512];
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void fpcrtl_assert(int i)
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{
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if(!i){
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assert(0);
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}
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}
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// EFFECTS: return the nearest integer of the given number
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int fpcrtl_round(double number)
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{
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return (number >= 0) ? (int)(number + 0.5) : (int)(number - 0.5);
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}
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void fpcrtl_printf(const char* format, ...)
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{
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#ifdef FPCRTL_DEBUG
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va_list args;
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va_start (args, format);
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vprintf (format, args);
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va_end (args);
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#endif
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}
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//
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//void fpcrtl_check_string(string255 str)
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//{
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//#ifdef FPCRTL_DEBUG
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// int len = strlen(str.str);
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// if(len != str.len){
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// printf("String %s internal inconsistency error. Length should be %d but actually is %d.\n", str.str, len, str.len);
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// }
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// //assert(len == str.len);
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//#endif
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//}
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string255 fpcrtl_strconcat(string255 str1, string255 str2)
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{
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int newlen = str1.len + str2.len;
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if(newlen > 255) newlen = 255;
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memcpy(&(str1.str[str1.len]), str2.str, newlen - str1.len);
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str1.len = newlen;
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return str1;
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}
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astring fpcrtl_strconcatA(astring str1, astring str2)
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{
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int newlen = str1.len + str2.len;
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if(newlen > MAX_ANSISTRING_LENGTH) newlen = MAX_ANSISTRING_LENGTH;
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memcpy(&(str1.s[str1.len + 1]), str2.s[1], newlen - str1.len);
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str1.len = newlen;
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return str1;
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}
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string255 fpcrtl_strappend(string255 s, char c)
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{
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if(s.len < 255)
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{
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s.s[s.len] = c;
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++s.len;
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}
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return s;
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}
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astring fpcrtl_strappendA(astring s, char c)
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{
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if(s.len < MAX_ANSISTRING_LENGTH)
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{
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s.s[s.len] = c;
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++s.len;
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}
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return s;
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}
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string255 fpcrtl_strprepend(char c, string255 s)
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{
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uint8_t newlen = s.len < 255 ? s.len + 1 : 255;
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memmove(s.str + 1, s.str, newlen); // also move '/0'
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s.str[0] = c;
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s.len = newlen;
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return s;
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}
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string255 fpcrtl_chrconcat(char a, char b)
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{
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string255 result;
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result.len = 2;
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result.str[0] = a;
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result.str[1] = b;
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return result;
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}
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bool fpcrtl_strcompare(string255 str1, string255 str2)
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{
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if(strncmp(str1.str, str2.str, 256) == 0){
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return true;
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}
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return false;
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}
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bool fpcrtl_strcomparec(string255 a, char b)
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{
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if(a.len == 1 && a.str[0] == b){
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return true;
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}
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return false;
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}
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bool fpcrtl_strncompare(string255 a, string255 b)
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{
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return !fpcrtl_strcompare(a, b);
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}
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bool fpcrtl_strncompareA(astring a, astring b)
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{
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return (a.len == b.len) && (strncmp(a.s, b.s, MAX_ANSISTRING_LENGTH) == 0);
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}
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string255 fpcrtl_pchar2str(const char *s)
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{
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string255 result;
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int rlen = strlen(s);
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if(rlen > 255){
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rlen = 255;
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}
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result.len = rlen;
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memcpy(result.str, s, rlen);
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return result;
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}
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string255 fpcrtl_make_string(const char* s) {
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return fpcrtl_pchar2str(s);
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}
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astring fpcrtl_pchar2astr(const char *s)
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{
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astring result;
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int rlen = strlen(s);
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if(rlen > MAX_ANSISTRING_LENGTH){
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rlen = MAX_ANSISTRING_LENGTH;
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}
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result.len = rlen;
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memcpy(result.s + 1, s, rlen);
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return result;
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}
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astring fpcrtl_str2astr(string255 s)
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{
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astring result;
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result.str255 = s;
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result.len = s.len;
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return result;
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}
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string255 fpcrtl_astr2str(astring s)
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{
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string255 result;
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result = s.str255;
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result.len = s.len > 255 ? 255 : s.len;
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return result;
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}
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char __pcharBuf[256];
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char* fpcrtl__pchar__vars(string255 * s)
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{
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if(s->len < 255)
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{
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s->s[s->len] = 0;
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return &s->s[1];
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} else
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{
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memcpy(__pcharBuf, s->s[1], 255);
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__pcharBuf[255] = 0;
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return &__pcharBuf;
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}
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}
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char* fpcrtl__pcharA__vars(astring * s)
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{
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if(s->len == MAX_ANSISTRING_LENGTH)
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--s->len;
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s->s[s->len] = 0;
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return &s->s[1];
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}
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#ifdef EMSCRIPTEN
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GLenum glewInit()
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{
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return GLEW_OK;
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}
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#endif
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