diff options
Diffstat (limited to 'sys/i386/linux/linux_sysvec.c')
| -rw-r--r-- | sys/i386/linux/linux_sysvec.c | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/sys/i386/linux/linux_sysvec.c b/sys/i386/linux/linux_sysvec.c index 93f21911306d2..ecf9e2c6314b4 100644 --- a/sys/i386/linux/linux_sysvec.c +++ b/sys/i386/linux/linux_sysvec.c @@ -77,12 +77,6 @@ __FBSDID("$FreeBSD$"); MODULE_VERSION(linux, 1); -#if BYTE_ORDER == LITTLE_ENDIAN -#define SHELLMAGIC 0x2123 /* #! */ -#else -#define SHELLMAGIC 0x2321 -#endif - #if defined(DEBUG) SYSCTL_PROC(_compat_linux, OID_AUTO, debug, CTLTYPE_STRING | CTLFLAG_RW, 0, 0, linux_sysctl_debug, "A", "Linux debugging control"); @@ -113,7 +107,6 @@ static int linux_fixup(register_t **stack_base, static int linux_fixup_elf(register_t **stack_base, struct image_params *iparams); static void linux_sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask); -static int linux_exec_imgact_try(struct image_params *iparams); static void linux_exec_setregs(struct thread *td, struct image_params *imgp, u_long stack); static register_t *linux_copyout_strings(struct image_params *imgp); @@ -816,42 +809,6 @@ linux_fetch_syscall_args(struct thread *td) } /* - * If a Linux binary is exec'ing something, try this image activator - * first. We override standard shell script execution in order to - * be able to modify the interpreter path. We only do this if a Linux - * binary is doing the exec, so we do not create an EXEC module for it. - */ -static int -linux_exec_imgact_try(struct image_params *imgp) -{ - const char *head = (const char *)imgp->image_header; - char *rpath; - int error = -1; - - /* - * The interpreter for shell scripts run from a Linux binary needs - * to be located in /compat/linux if possible in order to recursively - * maintain Linux path emulation. - */ - if (((const short *)head)[0] == SHELLMAGIC) { - /* - * Run our normal shell image activator. If it succeeds then - * attempt to use the alternate path for the interpreter. If - * an alternate path is found, use our stringspace to store it. - */ - if ((error = exec_shell_imgact(imgp)) == 0) { - linux_emul_convpath(FIRST_THREAD_IN_PROC(imgp->proc), - imgp->interpreter_name, UIO_SYSSPACE, &rpath, 0, - AT_FDCWD); - if (rpath != NULL) - imgp->args->fname_buf = - imgp->interpreter_name = rpath; - } - } - return (error); -} - -/* * exec_setregs may initialize some registers differently than Linux * does, thus potentially confusing Linux binaries. If necessary, we * override the exec_setregs default(s) here. |