COBOL Manual for TNS/E Programs (H06.08+, J06.03+)

Bypassing labels, 850
C
C routines
migrating TNS/R programs to TNS/E programs, 958
migrating to native mode, 958
passing parameters to, 322, 809
restrictions on, 322
sharing data with, 803
C++ routines
calling, 804
passing parameters to, 322
restrictions on, 322
Cache buffering, 877
see also Buffering, cache
Cache,
write-through, 877
CALL statement, 293, 516
:X/Open see X/Open CALL statement
at object program level, 813
detailed explanation of, 518
dynamic, 797
EXTENDED access mode and, 180
PIC loadfiles and, 297
STANDARD access mode and, 180
static, 797
CALL-SHARED directive, 540
Called programs, 513
EXIT PROGRAM statement and, 333
reading disk files from, 860
termination of, 597
that return values, 321
utility routines, 599
Called programs:how compiler finds:COBOL programs,
518
Called programs:how compiler finds:non-COBOL
programs, 520
Calling programs and routines, 513, 794
COBOL, 794
dynamically, 797
non-COBOL, 798
operating system routines, 799
parameters for, 800
resolution of, 801
statically, 797
that return values, 799
CANCEL directive, 541
CANCEL statement
description of, 301
X/Open CALL statement and, 798
Caret (^), 594, 1107
Case sensitivity
ACCEPT statement and, 279
in HP COBOL, 61
in record keys, 870
in simple nonnumeric literals, 72
in system file names, 830
user-defined currency sign and, 114
Categories of data
description of, 196
Categories of data:in Data Division, 153
Changing the compilation environment, 756
CHAR function, 662
Character sets
COBOL, 59
nondefault, 105
CHARACTER-SET clause, 103, 104
Character-strings
:PICTURE, 76
description of, 63
COBOL words, 63
comments, 76
literals, 70
PICTURE:size of, 192
Character-strings:PICTURE:punctuation characters in, 62
CHECK directive, 541
Check protect, 76
CHECKPOINT statement, 303
fault-tolerant facility and, 944
Checkpointing, 948
for data items, 178, 179
for sync blocks, 948
rules for, 949
STARTBACKUP statement and, 462
with multiple checkpoints, 304
Circumflex(^), 594, 1107
CLASS attribute
description of, 595, 821
for labeled tape file, 850
for unlabeled tape file, 848
CLASS clause, 113
Class conditions, 269
Classes of data
tests for
character sets and, 105
numeric data and, 271
user-defined, 113
CLEAR command
description of, 591
examples of, 757, 825
CLOSE message, 151
CLOSE statement
description of, 304
fault-tolerant facility and, 950
file connector and, 84
implicit, 302, 305
Closed open mode, 83
COBOL character set, 59
COBOL file names
associating with system file names, 379, 833
characteristics of, 832
COBOL language
HP see HP COBOL language
standard:See Standard COBOL , 38
COBOL words
description of, 63
qualified names, 67
reserved words, 64
1241