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Diffstat (limited to 'usr.sbin/amd/fsinfo/fsi_gram.y')
| -rw-r--r-- | usr.sbin/amd/fsinfo/fsi_gram.y | 394 |
1 files changed, 394 insertions, 0 deletions
diff --git a/usr.sbin/amd/fsinfo/fsi_gram.y b/usr.sbin/amd/fsinfo/fsi_gram.y new file mode 100644 index 0000000..b4aa245 --- /dev/null +++ b/usr.sbin/amd/fsinfo/fsi_gram.y @@ -0,0 +1,394 @@ +/* + * Copyright (c) 1989 Jan-Simon Pendry + * Copyright (c) 1989 Imperial College of Science, Technology & Medicine + * Copyright (c) 1989, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Jan-Simon Pendry at Imperial College, London. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)fsi_gram.y 8.1 (Berkeley) 6/6/93 + * + * $Id: fsi_gram.y,v 5.2.2.1 1992/02/09 15:09:35 jsp beta $ + * + */ + +%{ +#include "../fsinfo/fsinfo.h" +#include <stdio.h> + +extern qelem *list_of_hosts, *list_of_automounts; +%} + +%union { + auto_tree *a; + disk_fs *d; + ether_if *e; + host *h; + qelem *q; + char *s; + mount *m; + fsmount *f; +} + +%token tARCH +%token tAS +%token tAUTOMOUNT +%token tCLUSTER +%token tCONFIG +%token tDUMPSET +%token tEQ +%token tEXPORTFS +%token tFREQ +%token tFROM +%token tFS +%token tFSTYPE +%token tHWADDR +%token tINADDR +%token tHOST +%token tLOCALHOST +%token tLOG +%token tMOUNT +%token tNETMASK +%token tNETIF +%token tVOLNAME +%token tOPTS +%token tOS +%token tPASSNO +%token tSEL +%token <s> tSTR + +%start list_of_hosts + +%type <a> automount +%type <q> automount_tree +%type <e> ether_attr +%type <m> dir_tree_info +%type <d> filesystem fs_info_list +%type <h> host host_attr host_attr_list +%type <q> list_of_hosts list_of_filesystems list_of_mounts dir_tree +%type <f> localinfo_list +%type <s> opt_auto_opts + +%% + +list_of_hosts : + /* empty */ + { $$ = new_que(); } + + | list_of_hosts host + { if ($2) ins_que((qelem *) $2, list_of_hosts->q_back); + $$ = $1; } + + | list_of_hosts automount + { if ($2) ins_que((qelem *) $2, list_of_automounts->q_back); + $$ = $1; } + ; + +/* + * A new host: + * + * host foo.domain + */ +host : + tHOST host_attr list_of_filesystems list_of_mounts + { $$ = $2; $$->h_disk_fs = $3; $$->h_mount = $4; } + + | error tHOST host_attr list_of_filesystems list_of_mounts + { $$ = $3; $$->h_disk_fs = $4; $$->h_mount = $5; } + + ; + +host_attr : + tSTR + { $$ = new_host(); set_host($$, HF_HOST, $1); } + + | '{' host_attr_list '}' tSTR + { $$ = $2; set_host($$, HF_HOST, $4); } + + ; + +host_attr_list : + /* empty */ + { $$ = new_host(); } + + | host_attr_list tNETIF tSTR '{' ether_attr '}' + { if ($5) { + $5->e_if = $3; + $$ = $1; set_host($$, HF_ETHER, $5); } + } + + | host_attr_list tCONFIG tSTR + { $$ = $1; set_host($$, HF_CONFIG, $3); } + + | host_attr_list tARCH '=' tSTR + { $$ = $1; set_host($$, HF_ARCH, $4); } + + | host_attr_list tOS '=' tSTR + { $$ = $1; set_host($$, HF_OS, $4); } + + | host_attr_list tCLUSTER '=' tSTR + { $$ = $1; set_host($$, HF_CLUSTER, $4); } + + | host_attr_list error '=' tSTR + { yyerror("unknown host attribute"); } + ; + +ether_attr : + /* empty */ + { $$ = new_ether_if(); } + + | ether_attr tINADDR '=' tSTR + { $$ = $1; set_ether_if($$, EF_INADDR, $4); } + | ether_attr tNETMASK '=' tSTR + { $$ = $1; set_ether_if($$, EF_NETMASK, $4); } + | ether_attr tHWADDR '=' tSTR + { $$ = $1; set_ether_if($$, EF_HWADDR, $4); } + ; + +/* + * A new automount tree: + * + * automount /mountpoint { ... } + */ +automount : + tAUTOMOUNT opt_auto_opts automount_tree + { if ($3) { + $$ = new_auto_tree($2, $3); + } else { + $$ = 0; + } + } + + | tAUTOMOUNT error + { $$ = 0; } + ; + +opt_auto_opts : + /* empty */ + { $$ = strdup(""); } + + | tOPTS tSTR + { $$ = $2; } + ; + +list_of_filesystems : + /* empty */ + { $$ = 0; } + + | list_of_filesystems filesystem + { if ($2) { + if ($1) + $$ = $1; + else + $$ = new_que(); + ins_que(&$2->d_q, $$->q_back); + } else { + $$ = $1; + } + } + ; + +/* + * A new filesystem: + * + * fs /dev/whatever { ... } + */ +filesystem : + tFS tSTR '{' fs_info_list '}' + { $4->d_dev = $2; $$ = $4; } + + | tFS error '}' + { $$ = (disk_fs *) 0; } + ; + +/* + * Per-filesystem information: + * + * fstype - the type of the filesystem (4.2, nfs, swap, export) + * opts - the mount options ("rw,grpid") + * passno - fsck pass number + * freq - dump frequency + * dumpset - tape set for filesystem dumps + * mount - where to mount this filesystem + * log - log device + */ +fs_info_list : + /* empty */ + { $$ = new_disk_fs(); } + + | fs_info_list tFSTYPE '=' tSTR + { $$ = $1; set_disk_fs($$, DF_FSTYPE, $4); } + + | fs_info_list tOPTS '=' tSTR + { $$ = $1; set_disk_fs($$, DF_OPTS, $4); } + + | fs_info_list tPASSNO '=' tSTR + { $$ = $1; set_disk_fs($$, DF_PASSNO, $4); } + + | fs_info_list tFREQ '=' tSTR + { $$ = $1; set_disk_fs($$, DF_FREQ, $4); } + + | fs_info_list tMOUNT dir_tree + { $$ = $1; set_disk_fs($$, DF_MOUNT, (char *) $3); } + + | fs_info_list tDUMPSET '=' tSTR + { $$ = $1; set_disk_fs($$, DF_DUMPSET, $4); } + + | fs_info_list tLOG '=' tSTR + { $$ = $1; set_disk_fs($$, DF_LOG, $4); } + + | fs_info_list error '=' tSTR + { yyerror("unknown filesystem attribute"); } + ; + +/* + * An automount tree: + * + * name = "volname" name is a reference to volname + * name -> "string" name is a link to "string" + * name { ... } name is an automount tree + */ +automount_tree : + /* empty */ + { $$ = 0; } + + | automount_tree tSTR '=' tSTR + { automount *a = new_automount($2); + a->a_volname = $4; + if ($1) + $$ = $1; + else + $$ = new_que(); + ins_que(&a->a_q, $$->q_back); + } + + | automount_tree tSTR tEQ tSTR + { automount *a = new_automount($2); + a->a_symlink = $4; + if ($1) + $$ = $1; + else + $$ = new_que(); + ins_que(&a->a_q, $$->q_back); + } + + | automount_tree tSTR '{' automount_tree '}' + { automount *a = new_automount($2); + a->a_mount = $4; + if ($1) + $$ = $1; + else + $$ = new_que(); + ins_que(&a->a_q, $$->q_back); + } + ; + +dir_tree : + /* empty */ + { $$ = 0; } + + | dir_tree tSTR '{' dir_tree_info dir_tree '}' + { $4->m_mount = $5; + $4->m_name = $2; + if ($2[0] != '/' && $2[1] && strchr($2+1, '/')) + yyerror("not allowed '/' in a directory name"); + if ($1) + $$ = $1; + else + $$ = new_que(); + ins_que(&$4->m_q, $$->q_back); + } + ; + +dir_tree_info : + /* empty */ + { $$ = new_mount(); } + + | dir_tree_info tEXPORTFS tSTR + { $$ = $1; set_mount($$, DM_EXPORTFS, $3); } + + | dir_tree_info tVOLNAME tSTR + { $$ = $1; set_mount($$, DM_VOLNAME, $3); } + + | dir_tree_info tSEL tSTR + { $$ = $1; set_mount($$, DM_SEL, $3); } + + | dir_tree_info error '=' tSTR + { yyerror("unknown directory attribute"); } + ; + +/* + * Additional mounts on a host + * + * mount "volname" ... + */ +list_of_mounts : + /* empty */ + { $$ = 0; } + + | list_of_mounts tMOUNT tSTR localinfo_list + { set_fsmount($4, FM_VOLNAME, $3); + if ($1) + $$ = $1; + else + $$ = new_que(); + ins_que(&$4->f_q, $$->q_back); + } + ; + +/* + * Mount info: + * + * from "hostname" - obtain the object from the named host + * as "string" - where to mount, if different from the volname + * opts "string" - mount options + * fstype "type" - type of filesystem mount, if not nfs + */ +localinfo_list : + /* empty */ + { $$ = new_fsmount(); } + + | localinfo_list tAS tSTR + { $$ = $1; set_fsmount($$, FM_LOCALNAME, $3); } + + | localinfo_list tFROM tSTR + { $$ = $1; set_fsmount($$, FM_FROM, $3); } + + | localinfo_list tFSTYPE tSTR + { $$ = $1; set_fsmount($$, FM_FSTYPE, $3); } + + | localinfo_list tOPTS tSTR + { $$ = $1; set_fsmount($$, FM_OPTS, $3); } + + | localinfo_list error '=' tSTR + { yyerror("unknown mount attribute"); } + ; |
