CD I Initialize the Process CMS Virtual and
Machine Execute
Environment CMS Files I I I I I I Maintain an
Process Load and Process
Perform Interactive and Execute Execute MODULE Library
Console
EXEC Files TEXT Files Files
Support
Environment Functions I I 1 I I DMSINI DMSINT DMSEXC DMSLOA DMSMOD I DMSLBM I Read the CMS Interpret Load a disk Process the
Generate I Generate and I LOAD and
nucleus CO.mmands version of
a MODULE update MACLIB
entered at the EXEC iNCLUDE file files the console processor commands 1 1 I J DMSINS DMSINA DMSEXT DMSLDR DMSMOD DMSLBT Initialize Begin execution Load a
Generate
storage constants Handle Perform
and update
and virtual disks synonyms and EXEC of programs MODULE a TXTLIB
for a virtual abbreviations processing in storage file library machine I I DMSINT I DMSSCN DMSLSB Handle first I Process a
Process
commands command line loader entered at and create
options
the consoie
L a PL!ST I I DMSSET DMSCPF DMSLlO I
Set virtual Pass a Create a I machine command load map
environment iine to CP and perform I options for execution loader I/O I I DMSQRY DMSITS DMSMDP
Query the Process
Type a load virtual machine command
environment functions
map at a
option settings via SVC caiis console I DMSGLB
Define libraries to be searched
during execution
and assembly i
DMSLGT
Create a chain
of TXTUB blocks for use
during execution; release the chain I DMSLIB Search TXT U B libraries for
undefined symbols; close TXTLIB libraries Figure 9. Details of C!! S Systell Functions and. the Routines that Perforll Theil (Part 1 of 4) CftS !ethod of Operation and Progra. Organization 2-53

CD. r Process Commands
that Manipulate the F i/e System T I 1
Perform Perform
General Fi/e Data
Support Manipulation
Functions Functions I I - DMSSTT DMSEDC, DMSEDF DMSEDI, DMSEDX
Verify the
ex istence of Create and
a file and update files
return its address I I DMSLST DMSUPD List the
Update
names of
source
files on a
files CMS disk I 1 DMSSYN DMSCPY Create synonyms Manipulate and abbreViations disk file
for a file name records
DMSRNM DMSCMP Rename
Compare
records in
a file
two files DMSERS DMSSRT Erase Sortlarrange records in
a file
afile
DMSRDC
Read a
record Figure 9. Details of
Perfor. The. DMSPRT Print a record T
DMSPUN PUllch a record
T DMSTYP Type a
record DMSASM Interface with the
assembler to
assemble files DMSDSK Load card- to­ disk, dump
disk-to-card DMSTPE Process
T APE command
functions
DMSMVE
Move data
from one
device to
another r
Manage
Virtual
Disk Data I DMSA C Access data
on a virtual
disk I DMSACM Build an active disk table I DMSACF Build file
status table blocks for a \nrtual disk System Functions
(Part 2 of 4) 1 Manage
the CMS File SY:!Jtern T
T Locate DatCl rn the CMS Fi/e System 1 DMSLAD Find an active disk
table I DMSLAF t-ind an
active file
table I DMSLFS Find a f'le
status
table
and the
1
Perform
File
Update
Functions 1 DMSARE
Clear an
active
disk table
T DMSFNS Close any
open files
on disk 1 DMSALU
Clear tables
and free storage
associated
with a DMSLAF Create or delete active file table entries Routines
2-54 IBft System Logic and Program Determination--Volume 2
that