| [SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [R] [S] [T] [U] [V] [W] [X] validating source, book makefile . VARIABLES variable variables $(OBJECTS) += (append) operator ALL_TREES assigning, speed automatic 2nd empty targets and built-in rules case-sensitivity characters allowed CLASSPATH, Java makefile computed, assert function and constants, user -customized CPPFLAGS CURDIR 2nd debug-enter debug-leave development environment EJBS error messagess expanding curly braces and exporting functions, user-defined grep command introduction macros and MAKE_VERSION 2nd MAKECMDGOALS 2nd MAKEFILE_LIST 2nd MAKEFLAGS, command environment and MAKELEVEL operators ?= (conditional variable assignment operator) origins, origin function parentheses and 2nd passing, recursive make and pattern-specific periods, embedded recursive, performance and recursively expanded shell function simple, performance and simply expanded sources target-specific trailing spaces and uses .VARIABLE VARIABLES VPATH [See VPATH] VARIABLES variable VPATH vpath vpath directive |