checklist #3 - writing an exec to allocate to
SYSEXEC 191
checklist #4 - writing an exec to allocate to
SYSPROC 192
clause
as a subset of an instruction 13
CLIST
comparison to REXX 197
invoking an exec 175
returning information to an exec 176
running from an exec 175
comma
to continue an instruction 10
commands
ALLOCATE 190, 191, 192
ALTLIB 195
as an instruction 14
CONSOLE 102
DELSTACK 149
DROPBUF 144
enclosing in quotation marks 20, 98
EXEC 16, 22, 149
prompt option 100
with data set name as argument 98
EXECIO 154
EXECUTIL HI 49
EXECUTIL SEARCHDD 174
EXECUTIL TE 117
EXECUTIL TS 114, 115
issuing from an exec 101
LISTALC STATUS 186
LISTDS 187
MAKEBUF 143
NEWSTACK 148
QBUF 144
QELEM 145
QSTACK 149
SUBCOM 107
TSO/E REXX 97
comment
beginning an exec 8, 14
distinguishing an exec from a CLIST 14
identifying as an exec 14
to clarify the purpose of an exec 14
comparison operator
equal 31
false (0) 31
strictly equal 31
true (1) 31
types of 31
compiler
benefits 5
Compiler Runtime Processor
portability 6
compound variable
changing all variables in an array 86
description 85
initializing 85
used in EXECIO command 156, 158, 161
used in LISTDSI 124
using stems 86
concatenation
of data sets 185
concatenation operator
type of
|| 34
abuttal 34
blank 34
CONSOLE host command environment 102
console session 102
continuation
of an instruction 10
control variable 119
copy
information to and from data sets 159
information to compound variables 161
information to the end of a data set 160
CPICOMM host command environment 102, 104
D
data set
adding information with EXECIO command 160
adding to SYSEXEC 191
adding to SYSPROC 192
allocating 7, 185
attributes 189
concatenation 191, 192
copying information with EXECIO command 159
creating 7, 185
creating in ISPF/PDF 187
creating with ALLOCATE 190
creating with the ALLOCATE command 190
editing 189
finding the allocation status of 186
fully-qualified vs. non fully-qualified 98
library 185
name as argument 98
naming convention 98
partitioned (PDS) 185
prefix 98
reading information from with EXECIO 155
sequential 185
to contain an exec 7
updating information with EXECIO command 162
writing information to with EXECIO 157
data stack
adding an element 136
characteristic 140
creating a buffer 142
creating a new stack 148
deleting a private stack 149
description 135
determining the number of elements on the
stack 137
dropping one or more buffers 144
finding the number of buffers 144
finding the number of elements in 145
finding the number of stacks 149
manipulating 136
passing information between an exec and a
routine 140
passing information to an interactive command 142
212 z/OS V1R1.0 TSO/E REXX User’s Guide
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