| /programs/develop/libraries/menuetlibc/src/libc/compat/stdlib/itoa.c |
|---|
| 0,0 → 1,46 |
| /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
| #include <errno.h> |
| #include <stdlib.h> |
| char * |
| itoa(int value, char *string, int radix) |
| { |
| char tmp[33]; |
| char *tp = tmp; |
| int i; |
| unsigned v; |
| int sign; |
| char *sp; |
| if (radix > 36 || radix <= 1) |
| { |
| errno = EDOM; |
| return 0; |
| } |
| sign = (radix == 10 && value < 0); |
| if (sign) |
| v = -value; |
| else |
| v = (unsigned)value; |
| while (v || tp == tmp) |
| { |
| i = v % radix; |
| v = v / radix; |
| if (i < 10) |
| *tp++ = i+'0'; |
| else |
| *tp++ = i + 'a' - 10; |
| } |
| if (string == 0) |
| string = (char *)malloc((tp-tmp)+sign+1); |
| sp = string; |
| if (sign) |
| *sp++ = '-'; |
| while (tp > tmp) |
| *sp++ = *--tp; |
| *sp = 0; |
| return string; |
| } |