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disable global visibility override hack (vis.h) by default
[musl]
/
ldso
/
dynlink.c
diff --git
a/ldso/dynlink.c
b/ldso/dynlink.c
index
239007f
..
35a90ae
100644
(file)
--- a/
ldso/dynlink.c
+++ b/
ldso/dynlink.c
@@
-1437,6
+1437,7
@@
_Noreturn void __dls3(size_t *sp)
size_t aux[AUX_CNT], *auxv;
size_t i;
char *env_preload=0;
size_t aux[AUX_CNT], *auxv;
size_t i;
char *env_preload=0;
+ char *replace_argv0=0;
size_t vdso_base;
int argc = *sp;
char **argv = (void *)(sp+1);
size_t vdso_base;
int argc = *sp;
char **argv = (void *)(sp+1);
@@
-1521,6
+1522,10
@@
_Noreturn void __dls3(size_t *sp)
if (opt[7]=='=') env_preload = opt+8;
else if (opt[7]) *argv = 0;
else if (*argv) env_preload = *argv++;
if (opt[7]=='=') env_preload = opt+8;
else if (opt[7]) *argv = 0;
else if (*argv) env_preload = *argv++;
+ } else if (!memcmp(opt, "argv0", 5)) {
+ if (opt[5]=='=') replace_argv0 = opt+6;
+ else if (opt[5]) *argv = 0;
+ else if (*argv) replace_argv0 = *argv++;
} else {
argv[0] = 0;
}
} else {
argv[0] = 0;
}
@@
-1677,6
+1682,8
@@
_Noreturn void __dls3(size_t *sp)
debug.state = 0;
_dl_debug_state();
debug.state = 0;
_dl_debug_state();
+ if (replace_argv0) argv[0] = replace_argv0;
+
errno = 0;
CRTJMP((void *)aux[AT_ENTRY], argv-1);
errno = 0;
CRTJMP((void *)aux[AT_ENTRY], argv-1);
@@
-1771,7
+1778,8
@@
void *dlopen(const char *file, int mode)
}
/* First load handling */
}
/* First load handling */
- if (!p->deps) {
+ int first_load = !p->deps;
+ if (first_load) {
load_deps(p);
if (!p->relocated && (mode & RTLD_LAZY)) {
prepare_lazy(p);
load_deps(p);
if (!p->relocated && (mode & RTLD_LAZY)) {
prepare_lazy(p);
@@
-1779,11
+1787,15
@@
void *dlopen(const char *file, int mode)
if (!p->deps[i]->relocated)
prepare_lazy(p->deps[i]);
}
if (!p->deps[i]->relocated)
prepare_lazy(p->deps[i]);
}
+ }
+ if (first_load || (mode & RTLD_GLOBAL)) {
/* Make new symbols global, at least temporarily, so we can do
* relocations. If not RTLD_GLOBAL, this is reverted below. */
add_syms(p);
for (i=0; p->deps[i]; i++)
add_syms(p->deps[i]);
/* Make new symbols global, at least temporarily, so we can do
* relocations. If not RTLD_GLOBAL, this is reverted below. */
add_syms(p);
for (i=0; p->deps[i]; i++)
add_syms(p->deps[i]);
+ }
+ if (first_load) {
reloc_all(p);
}
reloc_all(p);
}