Changeset f215c6ef in mainline for uspace/lib/c/generic/rtld/module.c

Timestamp:

2025-01-26T21:33:13Z (4 weeks ago)

Author:

Matěj Volf <git@…>

Children:

ea77c2d

Parents:

31ea2a7

git-author:

Matěj Volf <git@…> (2025-01-26 21:04:16)

git-committer:

Matěj Volf <git@…> (2025-01-26 21:33:13)

Message:

properly initialize RTLD runtime for static binaries

this is a better approach than what I did of previous commit

see ​https://github.com/HelenOS/helenos/pull/242 for a lot more context

File:

• uspace/lib/c/generic/rtld/module.c (modified) (3 diffs)

uspace/lib/c/generic/rtld/module.c

@@ -61 +61 @@
  * @return EOK on success, ENOMEM if out of memory
  */
-errno_t module_create_static_exec(rtld_t *rtld, module_t **rmodule)
+errno_t module_create_static_exec(const void *elf, rtld_t *rtld)
 {
         module_t *module;
@@ -79 +79 @@
 
         const elf_segment_header_t *tls =
-            elf_get_phdr(__progsymbols.elfstart, PT_TLS);
+            elf_get_phdr(elf, PT_TLS);
 
         if (tls) {
-                uintptr_t bias = elf_get_bias(__progsymbols.elfstart);
+                uintptr_t bias = elf_get_bias(elf);
                 module->tdata = (void *) (tls->p_vaddr + bias);
                 module->tdata_size = tls->p_filesz;
@@ -95 +95 @@
 
         list_append(&module->modules_link, &rtld->modules);
-
-        if (rmodule != NULL)
-                *rmodule = module;
         return EOK;
 }