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#include "misc.h"
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <assert.h>
char strbuf[512];
void fpcrtl_assert(int i)
{
if(!i){
assert(0);
}
}
// EFFECTS: return the nearest integer of the given number
int fpcrtl_round(double number)
{
return (number >= 0) ? (int)(number + 0.5) : (int)(number - 0.5);
}
void fpcrtl_printf(const char* format, ...)
{
#ifdef FPCRTL_DEBUG
va_list args;
va_start (args, format);
vprintf (format, args);
va_end (args);
#endif
}
//
//void fpcrtl_check_string(string255 str)
//{
//#ifdef FPCRTL_DEBUG
// int len = strlen(str.str);
// if(len != str.len){
// printf("String %s internal inconsistency error. Length should be %d but actually is %d.\n", str.str, len, str.len);
// }
// //assert(len == str.len);
//#endif
//}
string255 fpcrtl_strconcat(string255 str1, string255 str2)
{
int newlen = str1.len + str2.len;
if(newlen > 255) newlen = 255;
memcpy(&(str1.str[str1.len]), str2.str, newlen - str1.len);
str1.len = newlen;
return str1;
}
astring fpcrtl_strconcatA(astring str1, astring str2)
{
int newlen = str1.len + str2.len;
if(newlen > MAX_ANSISTRING_LENGTH) newlen = MAX_ANSISTRING_LENGTH;
memcpy(&(str1.s[str1.len + 1]), &str2.s[1], newlen - str1.len);
str1.len = newlen;
return str1;
}
string255 fpcrtl_strappend(string255 s, char c)
{
if(s.len < 255)
{
++s.len;
s.s[s.len] = c;
}
return s;
}
astring fpcrtl_strappendA(astring s, char c)
{
if(s.len < MAX_ANSISTRING_LENGTH)
{
++s.len;
s.s[s.len] = c;
}
return s;
}
string255 fpcrtl_strprepend(char c, string255 s)
{
uint8_t newlen = s.len < 255 ? s.len + 1 : 255;
memmove(s.str + 1, s.str, newlen); // also move '/0'
s.str[0] = c;
s.len = newlen;
return s;
}
string255 fpcrtl_chrconcat(char a, char b)
{
string255 result;
result.len = 2;
result.str[0] = a;
result.str[1] = b;
return result;
}
bool fpcrtl_strcompare(string255 str1, string255 str2)
{
return memcmp(str1.s, str2.s, str1.len + 1) == 0;
}
bool fpcrtl_strcomparec(string255 a, char b)
{
if(a.len == 1 && a.str[0] == b){
return true;
}
return false;
}
bool fpcrtl_strncompare(string255 a, string255 b)
{
return !fpcrtl_strcompare(a, b);
}
bool fpcrtl_strncompareA(astring a, astring b)
{
return (a.len != b.len) || (memcmp(a.str, b.str, a.len) != 0);
}
string255 fpcrtl_pchar2str(const char *s)
{
string255 result;
if(!s)
{
result.len = 0;
} else
{
int rlen = strlen(s);
if(rlen > 255){
rlen = 255;
}
result.len = rlen;
memcpy(result.str, s, rlen);
}
return result;
}
string255 fpcrtl_make_string(const char* s) {
return fpcrtl_pchar2str(s);
}
astring fpcrtl_pchar2astr(const char *s)
{
astring result;
if(!s)
{
result.len = 0;
} else
{
int rlen = strlen(s);
if(rlen > MAX_ANSISTRING_LENGTH){
rlen = MAX_ANSISTRING_LENGTH;
}
result.len = rlen;
memcpy(result.str, s, rlen);
}
return result;
}
astring fpcrtl_str2astr(const string255 s)
{
astring result;
result.str255 = s;
result.len = s.len;
return result;
}
string255 fpcrtl_astr2str(const astring s)
{
string255 result;
result = s.str255;
result.len = s.len > 255 ? 255 : s.len;
return result;
}
char __pcharBuf[256];
char* fpcrtl__pchar__vars(const string255 * s)
{
memcpy(__pcharBuf, &s->s[1], s->len);
__pcharBuf[s->len] = 0;
return __pcharBuf;
}
char* fpcrtl__pcharA__vars(astring * s)
{
if(s->len == MAX_ANSISTRING_LENGTH)
--s->len;
s->s[s->len + 1] = 0;
return &s->s[1];
}
void fpcrtl_glShaderSource(GLuint shader, GLsizei count,/* const dropped for pas2c compat */ GLchar **string, const GLint *length) {
glShaderSource(shader, count, (const char * const *)string, length);
}
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