diff options
Diffstat (limited to 'hurd/hurdstartup.c')
| -rw-r--r-- | hurd/hurdstartup.c | 36 |
1 files changed, 16 insertions, 20 deletions
diff --git a/hurd/hurdstartup.c b/hurd/hurdstartup.c index 0347234..416cddb 100644 --- a/hurd/hurdstartup.c +++ b/hurd/hurdstartup.c @@ -78,9 +78,6 @@ _hurd_startup (void **argptr, void (*main) (int *data)) int argc, envc; int *argcptr; - /* Basic Mach initialization, must be done before RPCs can be done. */ - __mach_init (); - if (err = __task_get_special_port (__mach_task_self (), TASK_BOOTSTRAP_PORT, &in_bootstrap)) LOSE; @@ -104,21 +101,19 @@ _hurd_startup (void **argptr, void (*main) (int *data)) if (err || in_bootstrap == MACH_PORT_NULL) { -#if 0 /* Either we have no bootstrap port, or the RPC to the exec server failed. Try to snarf the args in the canonical Mach way. Hopefully either they will be on the stack as expected, or the stack will be zeros so we don't crash. Set all our other variables to have empty information. */ - ENTRY_SP (argptr); - /* SNARF_ARGS (ARGPTR, ARGC, ARGV, ENVP) snarfs the arguments and - environment from the stack, assuming they were put there by the - microkernel. */ -XXX XXX XXX - - SNARF_ARGS (argptr, argc, argv, envp); -#endif + argcptr = (int *) argptr; + argc = argcptr[0]; + argv = (char **) &argcptr[1]; + envp = &argv[argc + 1]; + envc = 0; + while (envp[envc]) + ++envc; data.flags = 0; args = env = NULL; @@ -137,8 +132,6 @@ XXX XXX XXX /* Turn the block of null-separated strings we were passed for the arguments and environment into vectors of pointers to strings. */ - - if (! argv) { /* Count up the arguments so we can allocate ARGV. */ @@ -184,12 +177,15 @@ extern void _start(); vm_address_t user_entry = 0; #endif - *d = data; - _hurd_init_dtable = d->dtable; - _hurd_init_dtablesize = d->dtablesize; - d->phdr = phdr; - d->phdrsz = phdrsz; - d->user_entry = user_entry; + if ((void *) d != argv[0]) + { + *d = data; + _hurd_init_dtable = d->dtable; + _hurd_init_dtablesize = d->dtablesize; + d->phdr = phdr; + d->phdrsz = phdrsz; + d->user_entry = user_entry; + } (*main) (argcptr); } |