Changeset 31ea2a7 in mainline for uspace/lib/c/generic/elf

Timestamp:

2025-01-26T17:53:49Z (12 months ago)

Author:

Matěj Volf <git@…>

Children:

f215c6ef

Parents:

eff458d

git-author:

Matěj Volf <git@…> (2025-01-25 21:36:13)

git-committer:

Matěj Volf <git@…> (2025-01-26 17:53:49)

Message:

init RTLD runtime at load time even for statically linked binaries

before this, main_fibril of a statically linked binary had wrong thread-local storage

please see PR description for an elaborate explanation of what and why was wrong

File:

• uspace/lib/c/generic/elf/elf_load.c (modified) (2 diffs)

uspace/lib/c/generic/elf/elf_load.c

@@ -57 +57 @@
 errno_t elf_load(int file, elf_info_t *info)
 {
-#ifdef CONFIG_RTLD
-        rtld_t *env;
-#endif
-        errno_t rc;
+        errno_t rc = EOK;
 
         rc = elf_load_file(file, 0, &info->finfo);
@@ -68 +65 @@
         }
 
-        if (info->finfo.dynamic == NULL) {
-                /* Statically linked program */
-                DPRINTF("Binary is statically linked.\n");
-                info->env = NULL;
-                return EOK;
-        }
-
-        DPRINTF("Binary is dynamically linked.\n");
 #ifdef CONFIG_RTLD
-        DPRINTF("- prog dynamic: %p\n", info->finfo.dynamic);
-
+        rtld_t *env;
         rc = rtld_prog_process(&info->finfo, &env);
         info->env = env;