diff options
Diffstat (limited to 'tccelf.c')
-rw-r--r-- | tccelf.c | 16 |
1 files changed, 11 insertions, 5 deletions
@@ -38,13 +38,18 @@ ST_DATA Section *bounds_section; /* contains global data bound description */ ST_DATA Section *lbounds_section; /* contains local data bound description */ #endif /* symbol sections */ -ST_DATA Section *symtab_section, *strtab_section; +ST_DATA Section *symtab_section; /* debug sections */ ST_DATA Section *stab_section, *stabstr_section; /* XXX: avoid static variable */ static int new_undef_sym = 0; /* Is there a new undefined sym since last new_undef_sym() */ +/* special flag to indicate that the section should not be linked to the other ones */ +#define SHF_PRIVATE 0x80000000 +/* section is dynsymtab_section */ +#define SHF_DYNSYM 0x40000000 + /* ------------------------------------------------------------------------- */ ST_FUNC void tccelf_new(TCCState *s) @@ -63,11 +68,10 @@ ST_FUNC void tccelf_new(TCCState *s) symtab_section = new_symtab(s, ".symtab", SHT_SYMTAB, 0, ".strtab", ".hashtab", SHF_PRIVATE); - strtab_section = symtab_section->link; s->symtab = symtab_section; /* private symbol table for dynamic symbols */ - s->dynsymtab_section = new_symtab(s, ".dynsymtab", SHT_SYMTAB, SHF_PRIVATE, + s->dynsymtab_section = new_symtab(s, ".dynsymtab", SHT_SYMTAB, SHF_PRIVATE|SHF_DYNSYM, ".dynstrtab", ".dynhashtab", SHF_PRIVATE); get_sym_attr(s, 0, 1); @@ -128,6 +132,8 @@ ST_FUNC void tccelf_delete(TCCState *s1) /* free loaded dlls array */ dynarray_reset(&s1->loaded_dlls, &s1->nb_loaded_dlls); tcc_free(s1->sym_attrs); + + symtab_section = NULL; /* for tccrun.c:rt_printline() */ } /* save section data state */ @@ -536,7 +542,7 @@ ST_FUNC int set_elf_sym(Section *s, addr_t value, unsigned long size, goto do_patch; } else if (shndx == SHN_COMMON || shndx == bss_section->sh_num) { /* data symbol keeps precedence over common/bss */ - } else if (s == tcc_state->dynsymtab_section) { + } else if (s->sh_flags & SHF_DYNSYM) { /* we accept that two DLL define the same symbol */ } else if (esym->st_other & ST_ASM_SET) { /* If the existing symbol came from an asm .set @@ -779,7 +785,7 @@ ST_FUNC void relocate_syms(TCCState *s1, Section *symtab, int do_resolve) for_each_elem(symtab, 1, sym, ElfW(Sym)) { sh_num = sym->st_shndx; if (sh_num == SHN_UNDEF) { - name = (char *) strtab_section->data + sym->st_name; + name = (char *) s1->symtab->link->data + sym->st_name; /* Use ld.so to resolve symbol for us (for tcc -run) */ if (do_resolve) { #if defined TCC_IS_NATIVE && !defined TCC_TARGET_PE |