[279] | 1 | #include <stdio.h>
|
---|
| 2 |
|
---|
| 3 | /* Define architecture */
|
---|
| 4 | #if defined(__i386__)
|
---|
| 5 | # define TRIPLET_ARCH "i386"
|
---|
| 6 | #elif defined(__x86_64__)
|
---|
| 7 | # define TRIPLET_ARCH "x86_64"
|
---|
| 8 | #elif defined(__arm__)
|
---|
| 9 | # define TRIPLET_ARCH "arm"
|
---|
| 10 | #else
|
---|
| 11 | # define TRIPLET_ARCH "unknown"
|
---|
| 12 | #endif
|
---|
| 13 |
|
---|
| 14 | /* Define OS */
|
---|
| 15 | #if defined (__linux__)
|
---|
| 16 | # define TRIPLET_OS "linux"
|
---|
| 17 | #elif defined (__FreeBSD__) || defined (__FreeBSD_kernel__)
|
---|
| 18 | # define TRIPLET_OS "kfreebsd"
|
---|
| 19 | #elif !defined (__GNU__)
|
---|
| 20 | # define TRIPLET_OS "unknown"
|
---|
| 21 | #endif
|
---|
| 22 |
|
---|
| 23 | /* Define calling convention and ABI */
|
---|
| 24 | #if defined (__ARM_EABI__)
|
---|
| 25 | # if defined (__ARM_PCS_VFP)
|
---|
| 26 | # define TRIPLET_ABI "gnueabihf"
|
---|
| 27 | # else
|
---|
| 28 | # define TRIPLET_ABI "gnueabi"
|
---|
| 29 | # endif
|
---|
| 30 | #else
|
---|
| 31 | # define TRIPLET_ABI "gnu"
|
---|
| 32 | #endif
|
---|
| 33 |
|
---|
| 34 | #ifdef __GNU__
|
---|
| 35 | # define TRIPLET TRIPLET_ARCH "-" TRIPLET_ABI
|
---|
| 36 | #else
|
---|
| 37 | # define TRIPLET TRIPLET_ARCH "-" TRIPLET_OS "-" TRIPLET_ABI
|
---|
| 38 | #endif
|
---|
| 39 |
|
---|
| 40 | int main(int argc, char *argv[])
|
---|
| 41 | {
|
---|
| 42 | switch(argc == 2 ? argv[1][0] : 0) {
|
---|
| 43 | case 'b':
|
---|
| 44 | {
|
---|
| 45 | volatile unsigned foo = 0x01234567;
|
---|
| 46 | puts(*(unsigned char*)&foo == 0x67 ? "no" : "yes");
|
---|
| 47 | break;
|
---|
| 48 | }
|
---|
| 49 | #ifdef __GNUC__
|
---|
| 50 | case 'm':
|
---|
| 51 | printf("%d\n", __GNUC_MINOR__);
|
---|
| 52 | break;
|
---|
| 53 | case 'v':
|
---|
| 54 | printf("%d\n", __GNUC__);
|
---|
| 55 | break;
|
---|
| 56 | #else
|
---|
| 57 | case 'm':
|
---|
| 58 | case 'v':
|
---|
| 59 | puts("0");
|
---|
| 60 | break;
|
---|
| 61 | #endif
|
---|
| 62 | case 't':
|
---|
| 63 | puts(TRIPLET);
|
---|
| 64 | break;
|
---|
| 65 | case -1:
|
---|
| 66 | /* to test -Wno-unused-result */
|
---|
| 67 | fread(NULL, 1, 1, NULL);
|
---|
| 68 | break;
|
---|
| 69 | }
|
---|
| 70 | return 0;
|
---|
| 71 | }
|
---|