echo command, 48, 346, 362
editors
merits of different, 2324
sed utility, 371380
Eiffel programming language, 460
Embedded Unit Test (Embunit), 430434
EMB_UNIT_TESTFIXTURES, _TESTCALLER macros, 430
environment variables
in bash scripting (table), 349
LD_LIBRARY_PATH, 64
SHELL, 345
shell use of, 332333
equal sign (=), line numbering command, 379
equality comparison operator, 352353
errors
avoiding with code hardening, 454465
msgcv returns, 252
reporting of, 459460
source checking tools, 462463
exec function
execve function, 464
and variants, 195199
exit function, 179, 200201
expect utility, using, 434435
exploits and source code, 20
expressions, regular, using with sed, 374375
extracting objects from static library, 6263