diff options
Diffstat (limited to 'contrib/elftoolchain/elfcopy/sections.c')
-rw-r--r-- | contrib/elftoolchain/elfcopy/sections.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/contrib/elftoolchain/elfcopy/sections.c b/contrib/elftoolchain/elfcopy/sections.c index 5848eab..1434138 100644 --- a/contrib/elftoolchain/elfcopy/sections.c +++ b/contrib/elftoolchain/elfcopy/sections.c @@ -343,7 +343,7 @@ create_scn(struct elfcopy *ecp) GElf_Shdr ish; size_t indx; uint64_t oldndx, newndx; - int elferr, sec_flags; + int elferr, sec_flags, reorder; /* * Insert a pseudo section that contains the ELF header @@ -367,6 +367,7 @@ create_scn(struct elfcopy *ecp) errx(EXIT_FAILURE, "elf_getshstrndx failed: %s", elf_errmsg(-1)); + reorder = 0; is = NULL; while ((is = elf_nextscn(ecp->ein, is)) != NULL) { if (gelf_getshdr(is, &ish) == NULL) @@ -482,8 +483,20 @@ create_scn(struct elfcopy *ecp) /* create section header based on input object. */ if (strcmp(name, ".symtab") != 0 && strcmp(name, ".strtab") != 0 && - strcmp(name, ".shstrtab") != 0) + strcmp(name, ".shstrtab") != 0) { copy_shdr(ecp, s, NULL, 0, sec_flags); + /* + * elfcopy puts .symtab, .strtab and .shstrtab + * sections in the end of the output object. + * If the input objects have more sections + * after any of these 3 sections, the section + * table will be reordered. section symbols + * should be regenerated for relocations. + */ + if (reorder) + ecp->flags &= ~SYMTAB_INTACT; + } else + reorder = 1; if (strcmp(name, ".symtab") == 0) { ecp->flags |= SYMTAB_EXIST; |