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| 1 | +/* Prefer faster, non-thread-safe stdio functions if available. |
| 2 | +
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| 3 | + Copyright (C) 2001, 2002 Free Software Foundation, Inc. |
| 4 | +
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| 5 | + This program is free software; you can redistribute it and/or modify it |
| 6 | + under the terms of the GNU Library General Public License as published |
| 7 | + by the Free Software Foundation; either version 2, or (at your option) |
| 8 | + any later version. |
| 9 | +
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| 10 | + This program is distributed in the hope that it will be useful, |
| 11 | + but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | + Library General Public License for more details. |
| 14 | +
|
| 15 | + You should have received a copy of the GNU Library General Public |
| 16 | + License along with this program; if not, write to the Free Software |
| 17 | + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
| 18 | + USA. */ |
| 19 | + |
| 20 | +/* Written by Jim Meyering. */ |
| 21 | + |
| 22 | +#ifndef UNLOCKED_IO_H |
| 23 | +# define UNLOCKED_IO_H 1 |
| 24 | + |
| 25 | +# ifndef USE_UNLOCKED_IO |
| 26 | +# define USE_UNLOCKED_IO 1 |
| 27 | +# endif |
| 28 | + |
| 29 | +# if USE_UNLOCKED_IO |
| 30 | + |
| 31 | +/* These are wrappers for functions/macros from GNU libc. |
| 32 | + The standard I/O functions are thread-safe. These *_unlocked ones are |
| 33 | + more efficient but not thread-safe. That they're not thread-safe is |
| 34 | + fine since all of the applications in this package are single threaded. */ |
| 35 | + |
| 36 | +# if HAVE_DECL_CLEARERR_UNLOCKED |
| 37 | +# undef clearerr |
| 38 | +# define clearerr(x) clearerr_unlocked (x) |
| 39 | +# endif |
| 40 | +# if HAVE_DECL_FEOF_UNLOCKED |
| 41 | +# undef feof |
| 42 | +# define feof(x) feof_unlocked (x) |
| 43 | +# endif |
| 44 | +# if HAVE_DECL_FERROR_UNLOCKED |
| 45 | +# undef ferror |
| 46 | +# define ferror(x) ferror_unlocked (x) |
| 47 | +# endif |
| 48 | +# if HAVE_DECL_FFLUSH_UNLOCKED |
| 49 | +# undef fflush |
| 50 | +# define fflush(x) fflush_unlocked (x) |
| 51 | +# endif |
| 52 | +# if HAVE_DECL_FGETS_UNLOCKED |
| 53 | +# undef fgets |
| 54 | +# define fgets(x,y,z) fgets_unlocked (x,y,z) |
| 55 | +# endif |
| 56 | +# if HAVE_DECL_FPUTC_UNLOCKED |
| 57 | +# undef fputc |
| 58 | +# define fputc(x,y) fputc_unlocked (x,y) |
| 59 | +# endif |
| 60 | +# if HAVE_DECL_FPUTS_UNLOCKED |
| 61 | +# undef fputs |
| 62 | +# define fputs(x,y) fputs_unlocked (x,y) |
| 63 | +# endif |
| 64 | +# if HAVE_DECL_FREAD_UNLOCKED |
| 65 | +# undef fread |
| 66 | +# define fread(w,x,y,z) fread_unlocked (w,x,y,z) |
| 67 | +# endif |
| 68 | +# if HAVE_DECL_FWRITE_UNLOCKED |
| 69 | +# undef fwrite |
| 70 | +# define fwrite(w,x,y,z) fwrite_unlocked (w,x,y,z) |
| 71 | +# endif |
| 72 | +# if HAVE_DECL_GETC_UNLOCKED |
| 73 | +# undef getc |
| 74 | +# define getc(x) getc_unlocked (x) |
| 75 | +# endif |
| 76 | +# if HAVE_DECL_GETCHAR_UNLOCKED |
| 77 | +# undef getchar |
| 78 | +# define getchar() getchar_unlocked () |
| 79 | +# endif |
| 80 | +# if HAVE_DECL_PUTC_UNLOCKED |
| 81 | +# undef putc |
| 82 | +# define putc(x,y) putc_unlocked (x,y) |
| 83 | +# endif |
| 84 | +# if HAVE_DECL_PUTCHAR_UNLOCKED |
| 85 | +# undef putchar |
| 86 | +# define putchar(x) putchar_unlocked (x) |
| 87 | +# endif |
| 88 | + |
| 89 | +# endif /* USE_UNLOCKED_IO */ |
| 90 | +#endif /* UNLOCKED_IO_H */ |
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