git: 83181995593a - main - linker: Recognize SHT_INIT_ARRAY sections as constructor sections
- Go to: [ bottom of page ] [ top of archives ] [ this month ]
Date: Wed, 15 Jul 2026 15:04:15 UTC
The branch main has been updated by markj:
URL: https://cgit.FreeBSD.org/src/commit/?id=83181995593ac61796d7be63dcb241f5d80faa73
commit 83181995593ac61796d7be63dcb241f5d80faa73
Author: Mark Johnston <markj@FreeBSD.org>
AuthorDate: 2026-07-15 14:59:22 +0000
Commit: Mark Johnston <markj@FreeBSD.org>
CommitDate: 2026-07-15 14:59:22 +0000
linker: Recognize SHT_INIT_ARRAY sections as constructor sections
We do this already for ET_REL files, but it was missed here. Note that
this function operates only on dynamically loaded files, not on
preloaded files.
Reviewed by: kib
MFC after: 2 weeks
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D58245
---
sys/kern/link_elf.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/sys/kern/link_elf.c b/sys/kern/link_elf.c
index 3a1bec6b09b5..613dfe0133d4 100644
--- a/sys/kern/link_elf.c
+++ b/sys/kern/link_elf.c
@@ -1306,8 +1306,9 @@ link_elf_load_file(linker_class_t cls, const char* filename,
if (shdr[i].sh_type == SHT_SYMTAB) {
symtabindex = i;
symstrindex = shdr[i].sh_link;
- } else if (shstrs != NULL && shdr[i].sh_name != 0 &&
- strcmp(shstrs + shdr[i].sh_name, ".ctors") == 0) {
+ } else if ((shstrs != NULL && shdr[i].sh_name != 0 &&
+ strcmp(shstrs + shdr[i].sh_name, ".ctors") == 0) ||
+ shdr[i].sh_type == SHT_INIT_ARRAY) {
/* Record relocated address and size of .ctors. */
lf->ctors_addr = mapbase + shdr[i].sh_addr - base_vaddr;
lf->ctors_size = shdr[i].sh_size;