| #include <errno.h> |
| #include <error.h> |
| #include <stdio.h> |
| #include <fcntl.h> |
| #include <unistd.h> |
| #include <libelf.h> |
| |
| int |
| main (int argc __attribute__ ((unused)), char *argv[]) |
| { |
| int fd = open (argv[1], O_RDWR); |
| if (fd < 0) |
| error (2, errno, "open: %s", argv[1]); |
| |
| if (elf_version (EV_CURRENT) == EV_NONE) |
| error (1, 0, "libelf version mismatch"); |
| |
| Elf *elf = elf_begin (fd, ELF_C_RDWR_MMAP, NULL); |
| if (elf == NULL) |
| error (1, 0, "elf_begin: %s", elf_errmsg (-1)); |
| |
| if (elf_update (elf, ELF_C_WRITE) < 0) |
| error (1, 0, "elf_update: %s", elf_errmsg (-1)); |
| |
| elf_end (elf); |
| close (fd); |
| |
| return 0; |
| } |