| 1 | /* util.h |
| 2 | * |
| 3 | * Copyright (C) 1991, 1992, 1993, 1999, 2001, 2002, 2003, 2004, 2005, |
| 4 | * 2007, by Larry Wall and others |
| 5 | * |
| 6 | * You may distribute under the terms of either the GNU General Public |
| 7 | * License or the Artistic License, as specified in the README file. |
| 8 | * |
| 9 | */ |
| 10 | |
| 11 | #ifdef VMS |
| 12 | # define PERL_FILE_IS_ABSOLUTE(f) \ |
| 13 | (*(f) == '/' \ |
| 14 | || (strchr(f,':') \ |
| 15 | || ((*(f) == '[' || *(f) == '<') \ |
| 16 | && (isWORDCHAR((f)[1]) || strchr("$-_]>",(f)[1]))))) |
| 17 | |
| 18 | #else /* !VMS */ |
| 19 | # if defined(WIN32) || defined(__CYGWIN__) |
| 20 | # define PERL_FILE_IS_ABSOLUTE(f) \ |
| 21 | (*(f) == '/' || *(f) == '\\' /* UNC/rooted path */ \ |
| 22 | || ((f)[0] && (f)[1] == ':')) /* drive name */ |
| 23 | # else /* !WIN32 */ |
| 24 | # ifdef NETWARE |
| 25 | # define PERL_FILE_IS_ABSOLUTE(f) \ |
| 26 | (((f)[0] && (f)[1] == ':') /* drive name */ \ |
| 27 | || ((f)[0] == '\\' && (f)[1] == '\\') /* UNC path */ \ |
| 28 | || ((f)[3] == ':')) /* volume name, currently only sys */ |
| 29 | # else /* !NETWARE */ |
| 30 | # if defined(DOSISH) || defined(__SYMBIAN32__) |
| 31 | # define PERL_FILE_IS_ABSOLUTE(f) \ |
| 32 | (*(f) == '/' \ |
| 33 | || ((f)[0] && (f)[1] == ':')) /* drive name */ |
| 34 | # else /* NEITHER DOSISH NOR SYMBIANISH */ |
| 35 | # define PERL_FILE_IS_ABSOLUTE(f) (*(f) == '/') |
| 36 | # endif /* DOSISH */ |
| 37 | # endif /* NETWARE */ |
| 38 | # endif /* WIN32 */ |
| 39 | #endif /* VMS */ |
| 40 | |
| 41 | /* |
| 42 | =head1 Miscellaneous Functions |
| 43 | |
| 44 | =for apidoc ibcmp |
| 45 | |
| 46 | This is a synonym for (! foldEQ()) |
| 47 | |
| 48 | =for apidoc ibcmp_locale |
| 49 | |
| 50 | This is a synonym for (! foldEQ_locale()) |
| 51 | |
| 52 | =cut |
| 53 | */ |
| 54 | #define ibcmp(s1, s2, len) cBOOL(! foldEQ(s1, s2, len)) |
| 55 | #define ibcmp_locale(s1, s2, len) cBOOL(! foldEQ_locale(s1, s2, len)) |
| 56 | |
| 57 | /* outside the core, perl.h undefs HAS_QUAD if IV isn't 64-bit |
| 58 | We can't swap this to HAS_QUAD, because the logic here affects the type of |
| 59 | perl_drand48_t below, and that is visible outside of the core. */ |
| 60 | #if defined(U64TYPE) && !defined(USING_MSVC6) |
| 61 | /* use a faster implementation when quads are available, |
| 62 | * but not with VC6 on Windows */ |
| 63 | # define PERL_DRAND48_QUAD |
| 64 | #endif |
| 65 | |
| 66 | #ifdef PERL_DRAND48_QUAD |
| 67 | |
| 68 | /* U64 is only defined under PERL_CORE, but this needs to be visible |
| 69 | * elsewhere so the definition of PerlInterpreter is complete. |
| 70 | */ |
| 71 | typedef U64TYPE perl_drand48_t; |
| 72 | |
| 73 | #else |
| 74 | |
| 75 | struct PERL_DRAND48_T { |
| 76 | U16 seed[3]; |
| 77 | }; |
| 78 | |
| 79 | typedef struct PERL_DRAND48_T perl_drand48_t; |
| 80 | |
| 81 | #endif |
| 82 | |
| 83 | #define PL_RANDOM_STATE_TYPE perl_drand48_t |
| 84 | |
| 85 | #define Perl_drand48_init(seed) (Perl_drand48_init_r(&PL_random_state, (seed))) |
| 86 | #define Perl_drand48() (Perl_drand48_r(&PL_random_state)) |
| 87 | |
| 88 | /* |
| 89 | * Local variables: |
| 90 | * c-indentation-style: bsd |
| 91 | * c-basic-offset: 4 |
| 92 | * indent-tabs-mode: nil |
| 93 | * End: |
| 94 | * |
| 95 | * ex: set ts=8 sts=4 sw=4 et: |
| 96 | */ |