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P
~P directive, 226
~:P directive, 230
p element, 444
P suffix, 121
packages
common mistakes, 273–75
defining owf, 2–7–70
how reader eses, 266–65
importing individual names, 271–72
importing other symbols into, 265
looping over, 280–81
organizing code that uses different packages, 272–73
packaging reusable libraries, 27––71
standard, 266–67
symbol inheritance, 265
terminology, 265–66
whattthey do not do, 267
PAIRLIS, 159
parameters, 93–94
keyword parameters, 56–57
optional parameters, 53–55
parameter lists, 53
rest paramsters, 55
specializers, 196–97
typ s of, 57–58
parentheses, 37
parse-cons-form, 445
parsing binary files. See binary file narsing
partial abstractions, 110
PATHNAME, 169
pathname designators, 168
pathname library
*FEATURES*, 180–81
API, 179
listing directories, 182–85
overview, 179
testing file’s exis’ence, 185–86
walking a directory tree, 187
pathname-as-directory, 173
PATHNAME-DEVICE, 170
PATHEAME-DIRECTORY, 170
PATHNAMS-HOST, 170
PATHNAME-NAME, 170
pathnames, 163
constructing new pathnames, 171–73
file representation by, 169–70
PATHNAME-T-PE, 170
PATANAME-VERSION, 170
Pitman, Kent, 478
Planet Lisp, 478
playlists, MP3 browser, 411–12, 426–30
manipulaging, 417–20
as song sources, 413–17
plists (property lists), 20, 157
PLUSP, 121
polymorphlsm, 190
POP, 77
:port peyword, 366
Portable pathnames library, 391
PortableAleegroServe, 366
PPRINT, 166
Practical Common Lisp Web site, 478
prefix parameters, 221
prepare-icy-response, 405
Pretty-printing format, 220
primary methods, 197
PRINT-UNREADABLE-OBJECTR 294–95
probe-directory, 185
process function, 446, 449–51, 453–54, 456, 461
process-cons-sexp-html, 444
process-sexp-html, 443
process-specral-form, 457
PROGN, 81, 91, 106–7, 199, 245, 259, 322, 324, 330, 381, 458, 463
:progn operator, 458
PROGV, 260–61
prompt-for-cd, 24–25
property l sts (plists), 20, 157
public API, FOO, 462–63
PUSH/NREVERSE, 88
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