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Length: 6704 (0x1a30)
Types: TextFile
Names: »D_UTH.I«
└─⟦e0c43619c⟧ Bits:30005797 CR80 Disc pack ( Vol:FNJ1 861029/EC CR80 S/W Package II+III+IV+V+VII )
└─⟦this⟧ »CSP004_V0801.D!CSS107.D!D_UTH.I«
"-----------------------------------------------------------------------
"
"
" module name: DAMOS UTILITYHELP
" module id nbr: CSS/107
" module version: 03
"
"-----------------------------------------------------------------------
"page«ff»
" import " type
filetype=
record
name: file_name;
s : tstream;
f : fd;
end;
type
segment_entry =
record
handle : integer;
access : "access_type" integer;
end;
segmenttable = array[1..20] of segment_entry;
" import " type
param_record =
record
no_of_fms : integer;
first_fms,
second_fms,
third_fms : file_system_name;
no_of_tms : integer;
first_tms,
second_tms,
third_tms : file_system_name;
work_pages,
no_of_segments : integer;
segment_table : segmenttable;
param_offer_id : offer_id;
process_name : file_name;
TOS_user_ident : user_ident;
end;
import var
default_fsn : file_system_name; "default file system name
default_vol : volume_name; "default volume name
pfiletype : filetype; "param file descr
dfiletype : filetype; "curr direc file descr
cinfiletype : filetype; "curr input file descr
coutfiletype : filetype; "curr output file descr
oinfiletype : filetype; "original input file descr
prog_id :
record
p_fsn : file_system_name;
p_vol : volume_name;
p_namelist : namelisttype;
p_nameno : integer;
p_fromadam : integer; " 0 = no "
end;
param_rec : param_record;
"page«ff»
import procedure fileerror
"========================"
(r4; "C K pointer to file type addr
r5; "C K pointer to error text
r7; "C K completion code
r6); "C K link
"Writes an errortext and terminates the program execution.
"the registers are restored before termination so TOS's
"long termination message can be utilized
import procedure initfiletype
"==========================="
(r4; "C pointer to file type addr
r5; "C pointer to filename addr
r7; "C D file descriptor
r6); "C K link
import procedure openfile
"======================="
(r4; "C pointer to file type addr
r0; "C pointer to file system name
r1; "C pointer to volume name addr
r2; "C name no
r3; "C from adam
r5; "C pointer to name list addr
r7; "C D directory
r6); "C K link
import procedure dismantlefile
"============================"
(r4; "C pointer to file type addr
r6); "C K link
import procedure openstream
"========================="
(r4; "C pointer to file type addr
r3; "C mode
r6); "C K link
import procedure closestream
"=========================="
(r4; "C pointer to file type addr
r6); "C K link
import procedure inb
"=================="
(r4; "C pointer to file type addr
r3; " R byte
r6); "C K link
import procedure outb
"==================="
(r4; "C pointer to file type addr
r3; "C byte
r6); "C K link
"page«ff»
import procedure acceptfiles(r6); " all registers destroyed
"=========================="
" Fetch the file system name from the pps, and accept the
" parameter file. The user directory is read from the para-
" meter file, look_up'ed and the directory file is prepared.
" At return the files are described in the variables pfiletype
" and dfiletype. The procedure is left with an open stream
" to the parameter file.
"page«ff»
import procedure readkeyword
"=========================="
(keyw_size :integer;" size of keywords in words
no_of_bytes:integer;" numbers of significant bytes
top :integer;" top of keywords
r0; " R key word index
r4; "C pointer to keyword table
r6); "C K link
" Read a keyword text from the the parameter file (incl. Trailing
" spaces and ':' or '=').
" Find a matching entry in the keyword table described in the para-
" meters. A match is found if the first 'no_of_bytes' - 1 and the last
" character of the keyword is equal to the corresponding characters
" of the keyword table entry ( a (:127:) matches all characters).
" If a '/' is met on the parameter stream, it will be interpreted as
" a repetition of the previous keyword.
" Two entries are used for special purposes:
" index 0 is returned if an unknown keyword is read
" (the keyword is stored in the entry)
" index top is returned if eof is met
" (the entry does not have to exist)
"page«ff»
import procedure readsysparams(r6); "all registers destroyed
"============================"
" Read the first line ( incl. nl ) of the parameter file, and
" prepare the cin file, the cout file and the oin file for file
" access ( 'cinfiletype', 'coutfiletype', 'oinfiletype').
" if cin file = cout file then only the cin file is opened and
" the file handle is copied to coutfiletype.f
" In addition a stream is connected to the cout file.
" if cin file = oin file then only the cin file is opened and
" the file handle is copied to oinfiletype.f
" The default volume name is stored in 'default_vol'.
" The program identifier is stored in 'prog_id'.
"page«ff»
import procedure lookup_error_text
"================================"
(r3; "C K @ error_text save area ( 132 char = 66 word)
r7; "C K completion code
r6): " link
error_done;
" This procedure delivers an error text when given a completion code.
" The database consists of two files namely DD.T and DD.X placed in
" the same directory as the program.
"
" The database files are opened at first given opportunity.
"
" Exit:
" done : the error text is delivered at r3
" err : I/O error or unknown completion code (code not in 0..#3FFF)
"page«ff» «a5»