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author | dkf <donal.k.fellows@manchester.ac.uk> | 2016-07-09 13:26:46 (GMT) |
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committer | dkf <donal.k.fellows@manchester.ac.uk> | 2016-07-09 13:26:46 (GMT) |
commit | 11dc688b81fc6d55eb42fd23e063a5310569d71d (patch) | |
tree | f238002964c201b4b41854ef92cd6c96f870eeb6 /generic/tclInt.h | |
parent | 673b7ecc2109080c1d8ab85bede83600d5dfff1e (diff) | |
parent | 38f4a53699309fdec415cf81e5c2ba6137ff8cf4 (diff) | |
download | tcl-11dc688b81fc6d55eb42fd23e063a5310569d71d.zip tcl-11dc688b81fc6d55eb42fd23e063a5310569d71d.tar.gz tcl-11dc688b81fc6d55eb42fd23e063a5310569d71d.tar.bz2 |
[1493a43044] Make [namespace upvar] ignore variable resolvers; the previous situation was completely unintuitive.
Diffstat (limited to 'generic/tclInt.h')
-rw-r--r-- | generic/tclInt.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/generic/tclInt.h b/generic/tclInt.h index a6cc627..4f7ea6e 100644 --- a/generic/tclInt.h +++ b/generic/tclInt.h @@ -170,6 +170,21 @@ typedef struct Tcl_ResolverInfo { } Tcl_ResolverInfo; /* + * This flag bit should not interfere with TCL_GLOBAL_ONLY, + * TCL_NAMESPACE_ONLY, or TCL_LEAVE_ERR_MSG; it signals that the variable + * lookup is performed for upvar (or similar) purposes, with slightly + * different rules: + * - Bug #696893 - variable is either proc-local or in the current + * namespace; never follow the second (global) resolution path + * - Bug #631741 - do not use special namespace or interp resolvers + * + * It should also not collide with the (deprecated) TCL_PARSE_PART1 flag + * (Bug #835020) + */ + +#define TCL_AVOID_RESOLVERS 0x40000 + +/* *---------------------------------------------------------------- * Data structures related to namespaces. *---------------------------------------------------------------- |