void
parse_proto(
xfs_mount_t *mp,
struct fsxattr *fsx,
char **pp)
{
parseproto(mp, NULL, fsx, pp, NULL);
}
int Compiler::parsefile(int ifdef)
{
int k;
while(parser->next(0))
{
if (!strcmp(parser->token,"fun"))
{
if ((!parser->next(0))||(!islabel(parser->token)))
{
if (parser->token) PRINTF(m)(LOG_COMPILER,"Compiler : name of function expected (found '%s')\n",parser->token);
else PRINTF(m)(LOG_COMPILER,"Compiler : name of function expected (found EOF)\n");
return MTLERR_SN;
}
if (k=STRPUSH(m,parser->token)) return k;
int* s=VALTOPNT(STACKGET(m,0));
if (k=parsefun())
{
PRINTF(m)(LOG_COMPILER,"Compiler : error compiling function '%s'\n",STRSTART(s));
return k;
}
}
else if (!strcmp(parser->token,"type"))
{
if ((!parser->next(0))||(!islabel(parser->token)))
{
if (parser->token) PRINTF(m)(LOG_COMPILER,"Compiler : name of type expected (found '%s')\n",parser->token);
else PRINTF(m)(LOG_COMPILER,"Compiler : name of type expected (found EOF)\n");
return MTLERR_SN;
}
if (k=STRPUSH(m,parser->token)) return k;
int* s=VALTOPNT(STACKGET(m,0));
if (k=parsetype())
{
PRINTF(m)(LOG_COMPILER,"Compiler : error compiling type '%s'\n",STRSTART(s));
return k;
}
}
else if (!strcmp(parser->token,"var"))
{
if ((!parser->next(0))||(!islabel(parser->token)))
{
if (parser->token) PRINTF(m)(LOG_COMPILER,"Compiler : name of reference expected (found '%s')\n",parser->token);
else PRINTF(m)(LOG_COMPILER,"Compiler : name of reference expected (found EOF)\n");
return MTLERR_SN;
}
if (k=STRPUSH(m,parser->token)) return k;
int* s=VALTOPNT(STACKGET(m,0));
if (k=parsevar())
{
PRINTF(m)(LOG_COMPILER,"Compiler : error compiling var '%s'\n",STRSTART(s));
return k;
}
}
else if (!strcmp(parser->token,"const"))
{
if ((!parser->next(0))||(!islabel(parser->token)))
{
if (parser->token)
PRINTF(m)(LOG_COMPILER,"Compiler : name of reference expected (found '%s')\n",parser->token);
else
PRINTF(m)(LOG_COMPILER,"Compiler : name of reference expected (found EOF)");
return MTLERR_SN;
}
if (k=STRPUSH(m,parser->token)) return k;
int *s=VALTOPNT(STACKGET(m,0));
if (k=parseconst())
{
PRINTF(m)(LOG_COMPILER,"Compiler : error compiling const '%s'\n",STRSTART(s));
return k;
}
}
else if (!strcmp(parser->token,"proto"))
{
if ((!parser->next(0))||(!islabel(parser->token)))
{
if (parser->token) PRINTF(m)(LOG_COMPILER,"Compiler : name of function expected (found '%s')\n",parser->token);
else PRINTF(m)(LOG_COMPILER,"Compiler : name of function expected (found EOF)\n");
return MTLERR_SN;
}
if (k=STRPUSH(m,parser->token)) return k;
int* s=VALTOPNT(STACKGET(m,0));
if (k=parseproto())
{
PRINTF(m)(LOG_COMPILER,"Compiler : error compiling proto '%s'\n",STRSTART(s));
return k;
}
}
else if (!strcmp(parser->token,"ifdef"))
{
if (k=parseifdef(0)) return k;
}
else if (!strcmp(parser->token,"ifndef"))
{
if (k=parseifdef(1)) return k;
}
else if ((ifdef)&&(!strcmp(parser->token,"}")))
{
parser->giveback();
return 0;
}
else
{
PRINTF(m)(LOG_COMPILER,"Compiler : unknown token %s\n",parser->token);
return MTLERR_SN;
}
}
return 0;
}
static void
parseproto(
xfs_mount_t *mp,
xfs_inode_t *pip,
struct fsxattr *fsxp,
char **pp,
char *name)
{
#define IF_REGULAR 0
#define IF_RESERVED 1
#define IF_BLOCK 2
#define IF_CHAR 3
#define IF_DIRECTORY 4
#define IF_SYMLINK 5
#define IF_FIFO 6
char *buf;
int committed;
int error;
xfs_fsblock_t first;
int flags;
xfs_bmap_free_t flist;
int fmt;
int i;
xfs_inode_t *ip;
int len;
long long llen;
int majdev;
int mindev;
int mode;
char *mstr;
xfs_trans_t *tp;
int val;
int isroot = 0;
cred_t creds;
char *value;
struct xfs_name xname;
memset(&creds, 0, sizeof(creds));
mstr = getstr(pp);
switch (mstr[0]) {
case '-':
fmt = IF_REGULAR;
break;
case 'r':
fmt = IF_RESERVED;
break;
case 'b':
fmt = IF_BLOCK;
break;
case 'c':
fmt = IF_CHAR;
break;
case 'd':
fmt = IF_DIRECTORY;
break;
case 'l':
fmt = IF_SYMLINK;
break;
case 'p':
fmt = IF_FIFO;
break;
default:
fprintf(stderr, _("%s: bad format string %s\n"),
progname, mstr);
exit(1);
}
mode = 0;
switch (mstr[1]) {
case '-':
break;
case 'u':
mode |= S_ISUID;
break;
default:
fprintf(stderr, _("%s: bad format string %s\n"),
progname, mstr);
exit(1);
}
switch (mstr[2]) {
case '-':
break;
case 'g':
mode |= S_ISGID;
break;
default:
fprintf(stderr, _("%s: bad format string %s\n"),
progname, mstr);
exit(1);
}
val = 0;
for (i = 3; i < 6; i++) {
if (mstr[i] < '0' || mstr[i] > '7') {
fprintf(stderr, _("%s: bad format string %s\n"),
progname, mstr);
exit(1);
}
val = val * 8 + mstr[i] - '0';
}
mode |= val;
creds.cr_uid = (int)getnum(pp);
creds.cr_gid = (int)getnum(pp);
xname.name = (uchar_t *)name;
xname.len = name ? strlen(name) : 0;
tp = libxfs_trans_alloc(mp, 0);
flags = XFS_ILOG_CORE;
xfs_bmap_init(&flist, &first);
switch (fmt) {
case IF_REGULAR:
buf = newregfile(pp, &len);
getres(tp, XFS_B_TO_FSB(mp, len));
error = libxfs_inode_alloc(&tp, pip, mode|S_IFREG, 1, 0,
&creds, fsxp, &ip);
if (error)
fail(_("Inode allocation failed"), error);
flags |= newfile(tp, ip, &flist, &first, 0, 0, buf, len);
if (buf)
free(buf);
libxfs_trans_ijoin(tp, pip, 0);
newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &flist, 1);
libxfs_trans_ihold(tp, pip);
break;
case IF_RESERVED: /* pre-allocated space only */
value = getstr(pp);
llen = cvtnum(mp->m_sb.sb_blocksize, mp->m_sb.sb_sectsize, value);
getres(tp, XFS_B_TO_FSB(mp, llen));
error = libxfs_inode_alloc(&tp, pip, mode|S_IFREG, 1, 0,
&creds, fsxp, &ip);
if (error)
fail(_("Inode pre-allocation failed"), error);
libxfs_trans_ijoin(tp, pip, 0);
newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &flist, 1);
libxfs_trans_ihold(tp, pip);
libxfs_trans_log_inode(tp, ip, flags);
error = libxfs_bmap_finish(&tp, &flist, &committed);
if (error)
fail(_("Pre-allocated file creation failed"), error);
libxfs_trans_commit(tp, 0);
rsvfile(mp, ip, llen);
return;
case IF_BLOCK:
getres(tp, 0);
majdev = (int)getnum(pp);
mindev = (int)getnum(pp);
error = libxfs_inode_alloc(&tp, pip, mode|S_IFBLK, 1,
IRIX_MKDEV(majdev, mindev), &creds, fsxp, &ip);
if (error) {
fail(_("Inode allocation failed"), error);
}
libxfs_trans_ijoin(tp, pip, 0);
newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &flist, 1);
libxfs_trans_ihold(tp, pip);
flags |= XFS_ILOG_DEV;
break;
case IF_CHAR:
getres(tp, 0);
majdev = (int)getnum(pp);
mindev = (int)getnum(pp);
error = libxfs_inode_alloc(&tp, pip, mode|S_IFCHR, 1,
IRIX_MKDEV(majdev, mindev), &creds, fsxp, &ip);
if (error)
fail(_("Inode allocation failed"), error);
libxfs_trans_ijoin(tp, pip, 0);
newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &flist, 1);
libxfs_trans_ihold(tp, pip);
flags |= XFS_ILOG_DEV;
break;
case IF_FIFO:
getres(tp, 0);
error = libxfs_inode_alloc(&tp, pip, mode|S_IFIFO, 1, 0,
&creds, fsxp, &ip);
if (error)
fail(_("Inode allocation failed"), error);
libxfs_trans_ijoin(tp, pip, 0);
newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &flist, 1);
libxfs_trans_ihold(tp, pip);
break;
case IF_SYMLINK:
buf = getstr(pp);
len = (int)strlen(buf);
getres(tp, XFS_B_TO_FSB(mp, len));
error = libxfs_inode_alloc(&tp, pip, mode|S_IFLNK, 1, 0,
&creds, fsxp, &ip);
if (error)
fail(_("Inode allocation failed"), error);
flags |= newfile(tp, ip, &flist, &first, 1, 1, buf, len);
libxfs_trans_ijoin(tp, pip, 0);
newdirent(mp, tp, pip, &xname, ip->i_ino, &first, &flist, 1);
libxfs_trans_ihold(tp, pip);
break;
case IF_DIRECTORY:
getres(tp, 0);
error = libxfs_inode_alloc(&tp, pip, mode|S_IFDIR, 1, 0,
&creds, fsxp, &ip);
if (error)
fail(_("Inode allocation failed"), error);
ip->i_d.di_nlink++; /* account for . */
if (!pip) {
pip = ip;
mp->m_sb.sb_rootino = ip->i_ino;
libxfs_mod_sb(tp, XFS_SB_ROOTINO);
mp->m_rootip = ip;
isroot = 1;
} else {
libxfs_trans_ijoin(tp, pip, 0);
newdirent(mp, tp, pip, &xname, ip->i_ino,
&first, &flist, 1);
pip->i_d.di_nlink++;
libxfs_trans_ihold(tp, pip);
libxfs_trans_log_inode(tp, pip, XFS_ILOG_CORE);
}
newdirectory(mp, tp, ip, pip);
libxfs_trans_log_inode(tp, ip, flags);
error = libxfs_bmap_finish(&tp, &flist, &committed);
if (error)
fail(_("Directory creation failed"), error);
libxfs_trans_ihold(tp, ip);
libxfs_trans_commit(tp, 0);
/*
* RT initialization. Do this here to ensure that
* the RT inodes get placed after the root inode.
*/
if (isroot)
rtinit(mp);
tp = NULL;
for (;;) {
name = getstr(pp);
if (!name)
break;
if (strcmp(name, "$") == 0)
break;
parseproto(mp, ip, fsxp, pp, name);
}
libxfs_iput(ip, 0);
return;
}
libxfs_trans_log_inode(tp, ip, flags);
error = libxfs_bmap_finish(&tp, &flist, &committed);
if (error) {
fail(_("Error encountered creating file from prototype file"),
error);
}
libxfs_trans_commit(tp, 0);
}
