3 * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001,
4 * 2002, 2003, 2006, 2007, 2008 by Larry Wall and others
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.
11 #ifdef PERLIO_IS_STDIO
18 * This file #define-s the PerlIO_xxx abstraction onto stdio functions.
19 * Make this as close to original stdio as possible.
22 #define PerlIO_stderr() PerlSIO_stderr
23 #define PerlIO_stdout() PerlSIO_stdout
24 #define PerlIO_stdin() PerlSIO_stdin
26 #define PerlIO_isutf8(f) 0
28 #define PerlIO_printf PerlSIO_printf
29 #define PerlIO_stdoutf PerlSIO_stdoutf
30 #define PerlIO_vprintf(f,fmt,a) PerlSIO_vprintf(f,fmt,a)
31 #define PerlIO_write(f,buf,count) PerlSIO_fwrite(buf,1,count,f)
32 #define PerlIO_unread(f,buf,count) (-1)
33 #define PerlIO_open PerlSIO_fopen
34 #define PerlIO_fdopen PerlSIO_fdopen
35 #define PerlIO_reopen PerlSIO_freopen
36 #define PerlIO_close(f) PerlSIO_fclose(f)
37 #define PerlIO_puts(f,s) PerlSIO_fputs(s,f)
38 #define PerlIO_putc(f,c) PerlSIO_fputc(c,f)
40 /* Unusual definition of ungetc() here to accommodate fast_sv_gets()'
41 * belief that it can mix getc/ungetc with reads from stdio buffer */
43 int decc$ungetc(int __c, FILE *__stream);
45 # define PerlIO_ungetc(f,c) ((c) == EOF ? EOF : \
46 ((*(f) && !((*(f))->_flag & _IONBF) && \
47 ((*(f))->_ptr > (*(f))->_base)) ? \
48 ((*(f))->_cnt++, *(--(*(f))->_ptr) = (c)) : decc$ungetc(c,f)))
50 # define PerlIO_ungetc(f,c) ungetc(c,f)
52 #define PerlIO_getc(f) PerlSIO_fgetc(f)
53 #define PerlIO_ungetc(f,c) PerlSIO_ungetc(c,f)
54 #define PerlIO_read(f,buf,count) (SSize_t)PerlSIO_fread(buf,1,count,f)
55 #define PerlIO_tell(f) PerlSIO_ftell(f)
56 #define PerlIO_eof(f) PerlSIO_feof(f)
57 #define PerlIO_getname(f,b) fgetname(f,b)
58 #define PerlIO_error(f) PerlSIO_ferror(f)
59 #define PerlIO_fileno(f) PerlSIO_fileno(f)
60 #define PerlIO_clearerr(f) PerlSIO_clearerr(f)
61 #define PerlIO_flush(f) PerlSIO_fflush(f)
62 #define PerlIO_seek(f,o,w) PerlSIO_fseek(f,o,w)
64 #define PerlIO_rewind(f) PerlSIO_rewind(f)
65 #define PerlIO_tmpfile() PerlSIO_tmpfile()
67 #define PerlIO_importFILE(f,fl) (f)
68 #define PerlIO_exportFILE(f,fl) (f)
69 #define PerlIO_findFILE(f) (f)
70 #define PerlIO_releaseFILE(p,f) ((void) 0)
73 #define PerlIO_setlinebuf(f) PerlSIO_setlinebuf(f);
75 #define PerlIO_setlinebuf(f) PerlSIO_setvbuf(f, NULL, _IOLBF, 0);
78 /* Now our interface to Configure's FILE_xxx macros */
81 #define PerlIO_has_cntptr(f) 1
82 #define PerlIO_get_ptr(f) PerlSIO_get_ptr(f)
83 #define PerlIO_get_cnt(f) PerlSIO_get_cnt(f)
85 #ifdef STDIO_CNT_LVALUE
86 #define PerlIO_canset_cnt(f) 1
87 #define PerlIO_set_cnt(f,c) PerlSIO_set_cnt(f,c)
88 #ifdef STDIO_PTR_LVALUE
89 #ifdef STDIO_PTR_LVAL_NOCHANGE_CNT
90 #define PerlIO_fast_gets(f) 1
92 #endif /* STDIO_PTR_LVALUE */
93 #else /* STDIO_CNT_LVALUE */
94 #define PerlIO_canset_cnt(f) 0
95 #define PerlIO_set_cnt(f,c) abort()
98 #ifdef STDIO_PTR_LVALUE
99 #ifdef STDIO_PTR_LVAL_NOCHANGE_CNT
100 #define PerlIO_set_ptrcnt(f,p,c) STMT_START {PerlSIO_set_ptr(f,p), PerlIO_set_cnt(f,c);} STMT_END
102 #ifdef STDIO_PTR_LVAL_SETS_CNT
103 /* assert() may pre-process to ""; potential syntax error (FILE_ptr(), ) */
104 #define PerlIO_set_ptrcnt(f,p,c) STMT_START {PerlSIO_set_ptr(f,p); assert(PerlSIO_get_cnt(f) == (c));} STMT_END
105 #define PerlIO_fast_gets(f) 1
107 #define PerlIO_set_ptrcnt(f,p,c) abort()
112 #else /* USE_STDIO_PTR */
114 #define PerlIO_has_cntptr(f) 0
115 #define PerlIO_canset_cnt(f) 0
116 #define PerlIO_get_cnt(f) (abort(),0)
117 #define PerlIO_get_ptr(f) (abort(),(void *)0)
118 #define PerlIO_set_cnt(f,c) abort()
119 #define PerlIO_set_ptrcnt(f,p,c) abort()
121 #endif /* USE_STDIO_PTR */
123 #ifndef PerlIO_fast_gets
124 #define PerlIO_fast_gets(f) 0
129 #define PerlIO_has_base(f) 1
130 #define PerlIO_get_base(f) PerlSIO_get_base(f)
131 #define PerlIO_get_bufsiz(f) PerlSIO_get_bufsiz(f)
133 #define PerlIO_has_base(f) 0
134 #define PerlIO_get_base(f) (abort(),(void *)0)
135 #define PerlIO_get_bufsiz(f) (abort(),0)
139 #endif /* PERLIO_IS_STDIO */
143 * c-indentation-style: bsd
145 * indent-tabs-mode: nil
148 * ex: set ts=8 sts=4 sw=4 et: