diff options
Diffstat (limited to 'perlsdio.h')
| -rw-r--r-- | perlsdio.h | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/perlsdio.h b/perlsdio.h index c4a1179a41..90ca5345fb 100644 --- a/perlsdio.h +++ b/perlsdio.h @@ -97,20 +97,30 @@ #ifdef STDIO_CNT_LVALUE #define PerlIO_canset_cnt(f) 1 +#define PerlIO_set_cnt(f,c) (FILE_cnt(f) = (c)) #ifdef STDIO_PTR_LVALUE +#ifdef STDIO_PTR_LVAL_NOCHANGE_CNT #define PerlIO_fast_gets(f) 1 #endif -#define PerlIO_set_cnt(f,c) (FILE_cnt(f) = (c)) -#else +#endif /* STDIO_PTR_LVALUE */ +#else /* STDIO_CNT_LVALUE */ #define PerlIO_canset_cnt(f) 0 #define PerlIO_set_cnt(f,c) abort() #endif #ifdef STDIO_PTR_LVALUE -#define PerlIO_set_ptrcnt(f,p,c) (FILE_ptr(f) = (p), PerlIO_set_cnt(f,c)) +#ifdef STDIO_PTR_LVAL_NOCHANGE_CNT +#define PerlIO_set_ptrcnt(f,p,c) STMT_START {FILE_ptr(f) = (p), PerlIO_set_cnt(f,c)} STMT_END +#else +#ifdef STDIO_PTR_LVAL_SETS_CNT +/* assert() may pre-process to ""; potential syntax error (FILE_ptr(), ) */ +#define PerlIO_set_ptrcnt(f,p,c) STMT_START {FILE_ptr(f) = (p); assert(FILE_cnt(f) == (c))} STMT_END +#define PerlIO_fast_gets(f) 1 #else #define PerlIO_set_ptrcnt(f,p,c) abort() #endif +#endif +#endif #else /* USE_STDIO_PTR */ |