1 /* TODO: 2 1. check the ARM EABI version--this works for versions 1 and 2. 3 2. use a more-intelligent approach to finding the symbol table, symbol-string 4 table, and the .dynamic section. 5 3. fix the determination of the host and ELF-file endianness 6 4. write the help screen 7 */ 8 9 #include <stdio.h> 10 #include <common.h> 11 #include <debug.h> 12 #include <libelf.h> 13 #include <elf.h> 14 #include <gelf.h> 15 #include <cmdline.h> 16 #include <string.h> 17 #include <errno.h> 18 #include <string.h> 19 #include <sys/types.h> 20 #include <sys/stat.h> 21 #include <fcntl.h> 22 #include <unistd.h> 23 #include <lsd.h> 24 25 /* Flag set by --verbose. This variable is global as it is accessed by the 26 macro INFO() in multiple compilation unites. */ 27 int verbose_flag = 0; 28 /* Flag set by --quiet. This variable is global as it is accessed by the 29 macro PRINT() in multiple compilation unites. */ 30 int quiet_flag = 0; 31 32 int main(int argc, char **argv) 33 { 34 char **lookup_dirs = NULL; 35 int num_lookup_dirs; 36 int print_info; 37 int list_needed_libs; 38 39 /* Do not issue INFO() statements before you call get_options() to set 40 the verbose flag as necessary. 41 */ 42 43 int first = get_options(argc, argv, 44 &list_needed_libs, 45 &print_info, 46 &lookup_dirs, 47 &num_lookup_dirs, 48 &verbose_flag); 49 50 if (first == argc) { 51 print_help(); 52 FAILIF(1, "You must specify at least one input ELF file!\n"); 53 } 54 55 /* Check to see whether the ELF library is current. */ 56 FAILIF (elf_version(EV_CURRENT) == EV_NONE, "libelf is out of date!\n"); 57 58 /* List symbol dependencies... */ 59 lsd(&argv[first], argc - first, 60 list_needed_libs, print_info, 61 lookup_dirs, num_lookup_dirs); 62 63 FREE(lookup_dirs); 64 65 return 0; 66 } 67 68
