diff options
author | Roland McGrath <roland@gnu.org> | 1994-10-29 02:46:43 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 1994-10-29 02:46:43 +0000 |
commit | 18527e1f057b67c3a3eebb2d402e36e5cba18bf2 (patch) | |
tree | 1c504e721f2f7e7410740bb9c35a052e36c33a07 | |
parent | 16d932fbe5789433781cf698bcfcf4797d1afe74 (diff) |
entered into RCS
-rw-r--r-- | libdiskfs/boot-start.c | 72 |
1 files changed, 51 insertions, 21 deletions
diff --git a/libdiskfs/boot-start.c b/libdiskfs/boot-start.c index 8eab0957..62c2df97 100644 --- a/libdiskfs/boot-start.c +++ b/libdiskfs/boot-start.c @@ -78,20 +78,17 @@ diskfs_start_bootstrap (char **argv) mutex_unlock (&execstartlock); assert (diskfs_exec_ctl); - /* Create the port for current and root directory */ + /* Create the port for current and root directory. */ root_pt = (ports_get_right (diskfs_make_protid (diskfs_make_peropen (diskfs_root_node, O_READ | O_EXEC, MACH_PORT_NULL), 0,0,0,0))); + /* Get us a send right to copy around. */ mach_port_insert_right (mach_task_self (), root_pt, root_pt, MACH_MSG_TYPE_MAKE_SEND); - /* Tell the library what they are. */ - setcwdir (root_pt); - setcrdir (root_pt); - - /* Contact the exec server */ + /* Contact the exec server. */ err = fsys_getroot (diskfs_exec_ctl, root_pt, MACH_MSG_TYPE_COPY_SEND, idlist, 3, idlist, 3, 0, &retry, retry_name, &diskfs_exec); @@ -100,22 +97,35 @@ diskfs_start_bootstrap (char **argv) assert (retry_name[0] == '\0'); assert (diskfs_exec); - - /* Execute the startup server. */ + + /* Execute the startup server. */ + initnamebuf = NULL; + initname = default_init; if (diskfs_bootflags & RB_INITNAME) { + size_t bufsz; + ssize_t len; printf ("Init name [%s]: ", default_init); - fflush (stdout); - scanf ("%as\n", &initnamebuf); - initname = initnamebuf; - if (*initname) - while (*initname == '/') - initname++; - else - initname = default_init; + bufsz = 0; + switch (len = getline (&initnamebuf, &bufsz, stdin)) + { + case -1: + perror ("getline"); + printf ("Using default of `%s'.\n", initname); + case 0: /* Hmm. */ + case 1: /* Empty line, just a newline. */ + /* Use default. */ + break; + default: + initnamebuf[len - 1] = '\0'; /* Remove the newline. */ + initname = initnamebuf; + while (*initname == '/') + initname++; + break; + } } else - initnamebuf = initname = default_init; + initname = default_init; err = dir_lookup (root_pt, initname, O_READ, 0, &retry, pathbuf, &startup_pt); @@ -144,10 +154,12 @@ diskfs_start_bootstrap (char **argv) fdarray[1] = con; fdarray[2] = con; /* XXX */ - exec_argvlen = asprintf (&exec_argv, "%s%c%s%c", initname, '\0', diskfs_bootflagarg, - '\0'); - - task_create (mach_task_self (), 0, &newt); + exec_argvlen = asprintf (&exec_argv, "%s%c%s%c", + initname, '\0', + diskfs_bootflagarg, '\0'); + + err = task_create (mach_task_self (), 0, &newt); + assert_perror (err); if (diskfs_bootflags & RB_KDB) { printf ("pausing for init...\n"); @@ -315,6 +327,7 @@ diskfs_S_fsys_init (mach_port_t port, static int initdone = 0; process_t execprocess; error_t err; + mach_port_t root_pt; pt = ports_check_port_type (port, PT_INITBOOT); if (!pt) @@ -353,6 +366,19 @@ diskfs_S_fsys_init (mach_port_t port, mach_port_deallocate (mach_task_self (), exectask); exectask = MACH_PORT_NULL; + /* Get a port to the root directory to put in the library's + data structures. */ + root_pt = (ports_get_right + (diskfs_make_protid + (diskfs_make_peropen (diskfs_root_node, O_READ|O_WRITE|O_EXEC, + MACH_PORT_NULL), + 0,0,0,0))); + /* We need two send rights, for the crdir and cwdir slots. */ + mach_port_insert_right (mach_task_self (), root_pt, root_pt, + MACH_MSG_TYPE_MAKE_SEND); + mach_port_mod_refs (mach_task_self (), root_pt, + MACH_PORT_RIGHT_SEND, +1); + if (_hurd_ports) { /* We already have a portarray, because somebody responded to @@ -361,6 +387,8 @@ diskfs_S_fsys_init (mach_port_t port, UX does this. */ _hurd_port_set (&_hurd_ports[INIT_PORT_PROC], procserver); /* Consume. */ _hurd_port_set (&_hurd_ports[INIT_PORT_AUTH], authhandle); /* Consume. */ + _hurd_port_set (&_hurd_ports[INIT_PORT_CRDIR], root_pt); /* Consume. */ + _hurd_port_set (&_hurd_ports[INIT_PORT_CWDIR], root_pt); /* Consume. */ _hurd_proc_init (saved_argv); } else @@ -378,6 +406,8 @@ diskfs_S_fsys_init (mach_port_t port, portarray[i] = MACH_PORT_NULL; portarray[INIT_PORT_PROC] = procserver; portarray[INIT_PORT_AUTH] = authhandle; + portarray[INIT_PORT_CRDIR] = root_pt; + portarray[INIT_PORT_CWDIR] = root_pt; _hurd_init (0, saved_argv, portarray, INIT_PORT_MAX, NULL, 0); } |