https://perl5.git.perl.org / perl5.git / blame
| Commit | Line | Data |
|---|---|---|
| eb1102fc NIS |
1 | /* perlvars.h |
| 2 | * | |
| 4bb101f2 | 3 | * Copyright (C) 1999, 2000, 2001, 2002, by Larry Wall and others |
| eb1102fc NIS |
4 | * |
| 5 | * You may distribute under the terms of either the GNU General Public | |
| 6 | * License or the Artistic License, as specified in the README file. | |
| 7 | * | |
| 8 | */ | |
| 9 | ||
| 49f531da NIS |
10 | /****************/ |
| 11 | /* Truly global */ | |
| 12 | /****************/ | |
| 13 | ||
| cb68f92d GS |
14 | /* Don't forget to re-run embed.pl to propagate changes! */ |
| 15 | ||
| 16 | /* This file describes the "global" variables used by perl | |
| 17 | * This used to be in perl.h directly but we want to abstract out into | |
| 18 | * distinct files which are per-thread, per-interpreter or really global, | |
| 19 | * and how they're initialized. | |
| 20 | * | |
| 21 | * The 'G' prefix is only needed for vars that need appropriate #defines | |
| 22c35a8c | 22 | * generated in embed*.h. Such symbols are also used to generate |
| 14dd3ad8 | 23 | * the appropriate export list for win32. */ |
| cb68f92d | 24 | |
| 49f531da | 25 | /* global state */ |
| cb68f92d | 26 | PERLVAR(Gcurinterp, PerlInterpreter *) |
| 43165c05 | 27 | /* currently running interpreter |
| ba869deb GS |
28 | * (initial parent interpreter under |
| 29 | * useithreads) */ | |
| 3db8f154 | 30 | #if defined(USE_ITHREADS) |
| ba869deb GS |
31 | PERLVAR(Gthr_key, perl_key) /* key to retrieve per-thread struct */ |
| 32 | #endif | |
| a0ed51b3 | 33 | |
| 3fe35a81 | 34 | /* constants (these are not literals to facilitate pointer comparisons) */ |
| 3fe6f2dc MB |
35 | PERLVARIC(GYes, char *, "1") |
| 36 | PERLVARIC(GNo, char *, "") | |
| e3fdf988 | 37 | PERLVARIC(Ghexdigit, char *, "0123456789abcdef0123456789ABCDEF") |
| 3fe6f2dc | 38 | PERLVARIC(Gpatleave, char *, "\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}") |
| 43165c05 GS |
39 | |
| 40 | /* XXX does anyone even use this? */ | |
| 41 | PERLVARI(Gdo_undump, bool, FALSE) /* -u or dump seen? */ | |
| b363f7ed | 42 | |
| 3db8f154 | 43 | #if defined(MYMALLOC) && defined(USE_ITHREADS) |
| b363f7ed GS |
44 | PERLVAR(Gmalloc_mutex, perl_mutex) /* Mutex for malloc */ |
| 45 | #endif | |
| 534825c4 GS |
46 | |
| 47 | #if defined(USE_ITHREADS) | |
| 48 | PERLVAR(Gop_mutex, perl_mutex) /* Mutex for op refcounting */ | |
| 49 | #endif | |
| 60e4ec2e | 50 | |
| d90a703e JH |
51 | #ifdef USE_ITHREADS |
| 52 | PERLVAR(Gdollarzero_mutex, perl_mutex) /* Modifying $0 */ | |
| 53 | #endif | |
| 5c728af0 IZ |
54 | |
| 55 | /* This is constant on most architectures, a global on OS/2 */ | |
| 56 | PERLVARI(Gsh_path, char *, SH_PATH)/* full path of shell */ | |
| af419de7 JH |
57 | |
| 58 | PERLVAR(Gearlytaint, bool) /* Early warning for taint, before PL_tainting is set */ | |
| 59 |