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91 lines
2.6 KiB
C
91 lines
2.6 KiB
C
/* Prefer faster, non-thread-safe stdio functions if available.
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Copyright (C) 2001, 2002 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU Library General Public License as published
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by the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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USA. */
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/* Written by Jim Meyering. */
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#ifndef UNLOCKED_IO_H
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# define UNLOCKED_IO_H 1
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# ifndef USE_UNLOCKED_IO
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# define USE_UNLOCKED_IO 1
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# endif
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# if USE_UNLOCKED_IO
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/* These are wrappers for functions/macros from GNU libc.
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The standard I/O functions are thread-safe. These *_unlocked ones are
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more efficient but not thread-safe. That they're not thread-safe is
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fine since all of the applications in this package are single threaded. */
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# if HAVE_DECL_CLEARERR_UNLOCKED
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# undef clearerr
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# define clearerr(x) clearerr_unlocked (x)
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# endif
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# if HAVE_DECL_FEOF_UNLOCKED
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# undef feof
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# define feof(x) feof_unlocked (x)
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# endif
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# if HAVE_DECL_FERROR_UNLOCKED
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# undef ferror
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# define ferror(x) ferror_unlocked (x)
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# endif
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# if HAVE_DECL_FFLUSH_UNLOCKED
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# undef fflush
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# define fflush(x) fflush_unlocked (x)
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# endif
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# if HAVE_DECL_FGETS_UNLOCKED
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# undef fgets
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# define fgets(x,y,z) fgets_unlocked (x,y,z)
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# endif
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# if HAVE_DECL_FPUTC_UNLOCKED
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# undef fputc
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# define fputc(x,y) fputc_unlocked (x,y)
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# endif
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# if HAVE_DECL_FPUTS_UNLOCKED
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# undef fputs
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# define fputs(x,y) fputs_unlocked (x,y)
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# endif
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# if HAVE_DECL_FREAD_UNLOCKED
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# undef fread
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# define fread(w,x,y,z) fread_unlocked (w,x,y,z)
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# endif
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# if HAVE_DECL_FWRITE_UNLOCKED
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# undef fwrite
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# define fwrite(w,x,y,z) fwrite_unlocked (w,x,y,z)
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# endif
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# if HAVE_DECL_GETC_UNLOCKED
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# undef getc
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# define getc(x) getc_unlocked (x)
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# endif
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# if HAVE_DECL_GETCHAR_UNLOCKED
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# undef getchar
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# define getchar() getchar_unlocked ()
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# endif
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# if HAVE_DECL_PUTC_UNLOCKED
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# undef putc
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# define putc(x,y) putc_unlocked (x,y)
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# endif
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# if HAVE_DECL_PUTCHAR_UNLOCKED
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# undef putchar
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# define putchar(x) putchar_unlocked (x)
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# endif
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# endif /* USE_UNLOCKED_IO */
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#endif /* UNLOCKED_IO_H */
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