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macos: set LC_MAIN entrypoint correctly

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to the file offset of 'main' not simply to the start of TEXT.
This commit is contained in:
Michael Matz 2020-05-18 04:52:59 +02:00
parent 84c3fecf5e
commit 1ca209dad0
1 changed files with 2 additions and 1 deletions
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3
tccmacho.c
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@ -558,7 +558,7 @@ static void collect_sections(TCCState *s1, struct macho *mo)
mo->ep.cmd = LC_MAIN; mo->ep.cmd = LC_MAIN;
mo->ep.cmdsize = sizeof(mo->ep); mo->ep.cmdsize = sizeof(mo->ep);
mo->ep.entryoff = 4096; // XXX mo->ep.entryoff = 4096;
mo->ep.stacksize = 0; mo->ep.stacksize = 0;
add_lc(mo, &mo->ep); add_lc(mo, &mo->ep);
@ -810,6 +810,7 @@ ST_FUNC int macho_output_file(TCCState *s1, const char *filename)
Section *s; Section *s;
collect_sections(s1, &mo); collect_sections(s1, &mo);
relocate_syms(s1, s1->symtab, 0); relocate_syms(s1, s1->symtab, 0);
mo.ep.entryoff = get_elf_sym_addr(s1, "main", 1) - mo.seg[1]->vmaddr;
if (s1->nb_errors) if (s1->nb_errors)
goto do_ret; goto do_ret;