| #include <stdlib.h> |
| #include <stdio.h> |
| #include <sys/types.h> |
| |
| /* Linux defines these in stdint.h, sun might not have that file, don't mess |
| around when it's this easy to fix */ |
| typedef unsigned char uint8; |
| typedef signed char int8; |
| |
| int |
| main(int argc, char** argv) |
| { |
| char c1 = (argc >= 2)? atoi(argv[1]) : 100; /* 100 = 'd' */ |
| short s1 = (argc >= 3)? atoi(argv[2]) : -769; /* 0xfcff = -769 */ |
| |
| unsigned char ubc0 = (unsigned char) c1; /* 100 = 'd' */ |
| uint8 ubs0 = (uint8) s1; /* 0xff = 255 */ |
| uint8 ubs1 = ubs0+1; /* ((uint8) 0xff) + 1) = 0 */ |
| |
| int8 bs0 = (int8) ubs0; /* (int8) 0xff = -1 */ |
| int8 bs1 = (int8) (ubs0 + 1U); /* (int8) (0xff + 0x1) = 0 */ |
| |
| unsigned char uc2 = (unsigned char) c1; /* 100 = 'd' */ |
| unsigned short us2 = (unsigned short) s1; /* 0xfcff = 64767 */ |
| |
| int ic3 = (int) c1; /* 100 = 'd' */ |
| int is3 = (int) s1; /* 0xfffffcff = -769 */ |
| int is4 = ((int) ubs0) + 1; /* ((int) 0xff) + 1 = 256 */ |
| int is5 = ((int) bs0) + 1; /* ((int) -1) + 1 = 0 */ |
| |
| unsigned int uic4 = (unsigned int) c1; /* 100 = 'd' */ |
| unsigned int uis4 = (unsigned int) s1; /* 0xfffff7ff = 4294966527 */ |
| |
| printf("ubc0 = '%c'\t [0x%x]\n", ubc0, ubc0); |
| printf("ubs0 = %u\t [0x%x]\n", ubs0, ubs0); |
| printf("ubs1 = %u\t [0x%x]\n", ubs1, ubs1); |
| printf("bs0 = %d\t [0x%x]\n", bs0, bs0); |
| printf("bs1 = %d\t [0x%x]\n", bs1, bs1); |
| printf("c1 = '%c'\t [0x%x]\n", c1, c1); |
| printf("s1 = %d\t [0x%x]\n", s1, s1); |
| printf("uc2 = '%c'\t [0x%x]\n", uc2, uc2); |
| printf("us2 = %u\t [0x%x]\n", us2, us2); |
| printf("ic3 = '%c'\t [0x%x]\n", ic3, ic3); |
| printf("is3 = %d\t [0x%x]\n", is3, is3); |
| printf("is4 = %d\t [0x%x]\n", is4, is4); |
| printf("is5 = %d\t [0x%x]\n", is5, is5); |
| printf("uic4 = '%c'\t [0x%x]\n", uic4, uic4); |
| printf("uis4 = %u [0x%x]\n", uis4, uis4); |
| |
| return 0; |
| } |
