7 main(int argc, char **argv)
9 unsigned char ei[EI_NIDENT];
10 union { short s; char c[2]; } endian_test;
13 fprintf(stderr, "Error: no arch\n");
15 if (fread(ei, 1, EI_NIDENT, stdin) != EI_NIDENT) {
16 fprintf(stderr, "Error: input truncated\n");
19 if (memcmp(ei, ELFMAG, SELFMAG) != 0) {
20 fprintf(stderr, "Error: not ELF\n");
23 switch (ei[EI_CLASS]) {
25 printf("#define KERNEL_ELFCLASS ELFCLASS32\n");
28 printf("#define KERNEL_ELFCLASS ELFCLASS64\n");
33 switch (ei[EI_DATA]) {
35 printf("#define KERNEL_ELFDATA ELFDATA2LSB\n");
38 printf("#define KERNEL_ELFDATA ELFDATA2MSB\n");
44 if (sizeof(unsigned long) == 4) {
45 printf("#define HOST_ELFCLASS ELFCLASS32\n");
46 } else if (sizeof(unsigned long) == 8) {
47 printf("#define HOST_ELFCLASS ELFCLASS64\n");
50 endian_test.s = 0x0102;
51 if (memcmp(endian_test.c, "\x01\x02", 2) == 0)
52 printf("#define HOST_ELFDATA ELFDATA2MSB\n");
53 else if (memcmp(endian_test.c, "\x02\x01", 2) == 0)
54 printf("#define HOST_ELFDATA ELFDATA2LSB\n");
58 if ((strcmp(argv[1], "h8300") == 0)
59 || (strcmp(argv[1], "blackfin") == 0))
60 printf("#define MODULE_SYMBOL_PREFIX \"_\"\n");
62 printf("#define MODULE_SYMBOL_PREFIX \"\"\n");