51 lines
1.7 KiB
Diff
51 lines
1.7 KiB
Diff
diff --git a/libtcc.c b/libtcc.c
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index e00c776..1feb741 100644
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--- a/libtcc.c
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+++ b/libtcc.c
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@@ -1335,6 +1335,8 @@ static int tcc_set_linker(TCCState *s, const char *option)
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s->symbolic = 1;
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} else if (link_option(option, "nostdlib", &p)) {
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s->nostdlib = 1;
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+ } else if (link_option(option, "e=", &p)) {
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+ copy_linker_arg(&s->elf_entryname, p, 0);
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} else if (link_option(option, "fini=", &p)) {
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copy_linker_arg(&s->fini_symbol, p, 0);
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ignoring = 1;
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diff --git a/tcc.h b/tcc.h
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index 8a46210..1ea1856 100644
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--- a/tcc.h
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+++ b/tcc.h
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@@ -961,6 +961,8 @@ struct TCCState {
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Section *verneed_section;
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#endif
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+ char *elf_entryname;
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+
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#ifdef TCC_IS_NATIVE
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const char *runtime_main;
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void **runtime_mem;
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diff --git a/tccelf.c b/tccelf.c
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index 1dcbc38..9e860b5 100644
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--- a/tccelf.c
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+++ b/tccelf.c
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@@ -2322,11 +2322,17 @@ static void tcc_output_elf(TCCState *s1, FILE *f, int phnum, ElfW(Phdr) *phdr,
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default:
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case TCC_OUTPUT_EXE:
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ehdr.e_type = ET_EXEC;
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- ehdr.e_entry = get_sym_addr(s1, "_start", 1, 0);
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+ ehdr.e_entry = get_sym_addr(s1,
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+ s1->elf_entryname ?
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+ s1->elf_entryname : "_start",
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+ 1, 0);
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break;
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case TCC_OUTPUT_DLL:
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ehdr.e_type = ET_DYN;
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- ehdr.e_entry = text_section->sh_addr; /* XXX: is it correct ? */
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+ ehdr.e_entry = s1->elf_entryname ?
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+ get_sym_addr(s1,s1->elf_entryname,1,0) :
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+ text_section->sh_addr;
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+ /* XXX: is it correct ? */
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break;
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case TCC_OUTPUT_OBJ:
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ehdr.e_type = ET_REL;
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