diff options
| -rw-r--r-- | txr.1 | 43 |
1 files changed, 32 insertions, 11 deletions
@@ -45854,10 +45854,7 @@ of that object. .desc These variables hold predefined packages. The .code user-package -contains all of the public symbols in the \*(TL library, -and is also the initial value of the -.code *package* -special variable. +contains all of the public symbols in the \*(TL library. The .code keyword-package holds keyword symbols, which are printed with @@ -45877,11 +45874,27 @@ and .coNP Special variable @ *package* .desc -This variable holds the current package. The top-level binding of this -variable is initialized to the user package: the same package object -which is held in the -.code user-package -variable. +This variable holds the current package. The global value of this variable +is initialized to a package called +.strn pub . +The +.code pub +package has the +.code usr +package in its fallback list; thus when +.code pub +is current, all of the +.code usr +symbols, comprising the content of the \*(TL library, are visible. + +All forms read and evaluated from the \*(TX command line, in the interactive listener, +from files via +.code load +or +.code compile-file +or from the \*(TX pattern language are processed in this default +.code pub +package, unless arrangement are made to change to a different package. The current package is used as the default package for interning symbol tokens which do not carry the colon-delimited package prefix. @@ -63957,9 +63970,17 @@ lists implemented the requirement that a was treated as a missing argument, triggering argument-defaulting behavior. That requirement was removed; the colon symbol behaves as an ordinary value under destructuring with macro parameter lists. -All these behaviors are restored in compatibility +Moreover, until \*(TX 190, the +.code pub +symbol package didn't exist; the +.code *package* +variable was initialized to the user package and so symbols introduced +by application code were interned in the same package as the \*(TL +library. +All these old behaviors are restored in compatibility with version 190 or earlier. -Another change after \*(TX 190 was a critical redesign of the requirements +Finally, one more change after \*(TX 190 that is controlled by the +compatibility mechanism was a critical redesign of the requirements for the behavior of the .code ldiff function. Version 190 compatibility causes the |