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