From 35c53530e9421282bca5f868919b8be13a505903 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 21 Jul 2001 05:09:59 +0000 Subject: 2001-07-20 Roland McGrath * libio/stdio_ext.h: Moved to ... * stdio-common/stdio_ext.h: ... here. * libio/Makefile (headers): Move stdio_ext.h from here ... * stdio-common/Makefile (headers): ... to here. * include/stdio_ext.h: New file. * stdio/Makefile (routines): Add the stdio_ext.h functions here. * stdio/Versions (GLIBC_2.2.4): Export the stdio_ext.h functions. * stdio/__flbf.c: New file. * stdio/__fbufsize.c: New file. * stdio/__fpending.c: New file. * stdio/__fpurge.c: New file. * stdio/__freadable.c: New file. * stdio/__freading.c: New file. * stdio/__fsetlocking.c: New file. * stdio/__fwritable.c: New file. * stdio/__fwriting.c: New file. --- stdio/Makefile | 4 +++- stdio/Versions | 5 +++++ stdio/__fbufsize.c | 25 +++++++++++++++++++++++++ stdio/__flbf.c | 25 +++++++++++++++++++++++++ stdio/__fpending.c | 25 +++++++++++++++++++++++++ stdio/__fpurge.c | 25 +++++++++++++++++++++++++ stdio/__freadable.c | 25 +++++++++++++++++++++++++ stdio/__freading.c | 26 ++++++++++++++++++++++++++ stdio/__fsetlocking.c | 41 +++++++++++++++++++++++++++++++++++++++++ stdio/__fwritable.c | 25 +++++++++++++++++++++++++ stdio/__fwriting.c | 26 ++++++++++++++++++++++++++ 11 files changed, 251 insertions(+), 1 deletion(-) create mode 100644 stdio/__fbufsize.c create mode 100644 stdio/__flbf.c create mode 100644 stdio/__fpending.c create mode 100644 stdio/__fpurge.c create mode 100644 stdio/__freadable.c create mode 100644 stdio/__freading.c create mode 100644 stdio/__fsetlocking.c create mode 100644 stdio/__fwritable.c create mode 100644 stdio/__fwriting.c (limited to 'stdio') diff --git a/stdio/Makefile b/stdio/Makefile index 5c56249..53cf73c 100644 --- a/stdio/Makefile +++ b/stdio/Makefile @@ -1,4 +1,4 @@ -# Copyright (C) 1991, 92, 93, 94, 95, 96 Free Software Foundation, Inc. +# Copyright (C) 1991,92,93,94,95,96,2001 Free Software Foundation, Inc. # This file is part of the GNU C Library. # The GNU C Library is free software; you can redistribute it and/or @@ -37,6 +37,8 @@ routines := \ fclose fcloseall fflush \ vdprintf vsnprintf vsprintf vasprintf vsscanf vscanf \ memstream obstream linewrap \ + __fbufsize __freading __fwriting __freadable __fwritable __flbf \ + __fpurge __fpending __fsetlocking \ internals sysd-stdio pipestream stdio_init libc_fatal aux := defs glue diff --git a/stdio/Versions b/stdio/Versions index 9700ba6..ccfda9c 100644 --- a/stdio/Versions +++ b/stdio/Versions @@ -62,4 +62,9 @@ libc { # p* putc_unlocked; putchar_unlocked; } + GLIBC_2.2.4 { + # Functions to access FILE internals. + __fbufsize; __freading; __fwriting; __freadable; __fwritable; __flbf; + __fpurge; __fpending; __fsetlocking; _flushlbf; + } } diff --git a/stdio/__fbufsize.c b/stdio/__fbufsize.c new file mode 100644 index 0000000..ad42ee2 --- /dev/null +++ b/stdio/__fbufsize.c @@ -0,0 +1,25 @@ +/* Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + +size_t +__fbufsize (FILE *fp) +{ + return fp->__bufsize; +} diff --git a/stdio/__flbf.c b/stdio/__flbf.c new file mode 100644 index 0000000..9eb80ab --- /dev/null +++ b/stdio/__flbf.c @@ -0,0 +1,25 @@ +/* Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + +int +__flbf (FILE *fp) +{ + return fp->__linebuf; +} diff --git a/stdio/__fpending.c b/stdio/__fpending.c new file mode 100644 index 0000000..0e7b8f0 --- /dev/null +++ b/stdio/__fpending.c @@ -0,0 +1,25 @@ +/* Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + +size_t +__fpending (FILE *fp) +{ + return (fp->__put_limit >= fp->__bufp ? fp->__bufp - fp->__buffer : 0); +} diff --git a/stdio/__fpurge.c b/stdio/__fpurge.c new file mode 100644 index 0000000..db882b6 --- /dev/null +++ b/stdio/__fpurge.c @@ -0,0 +1,25 @@ +/* Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + +void +__fpurge (FILE *fp) +{ + fp->__get_limit = fp->__put_limit = fp->__bufp = fp->__buffer; +} diff --git a/stdio/__freadable.c b/stdio/__freadable.c new file mode 100644 index 0000000..5674d5b --- /dev/null +++ b/stdio/__freadable.c @@ -0,0 +1,25 @@ +/* Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + +int +__freadable (FILE *fp) +{ + return !!fp->__mode.__read; +} diff --git a/stdio/__freading.c b/stdio/__freading.c new file mode 100644 index 0000000..16d0fd9 --- /dev/null +++ b/stdio/__freading.c @@ -0,0 +1,26 @@ +/* Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + +int +__freading (FILE *fp) +{ + /* This is not really right for unbuffered streams. */ + return (!fp->__mode.__write || fp->__put_limit == fp->__buffer); +} diff --git a/stdio/__fsetlocking.c b/stdio/__fsetlocking.c new file mode 100644 index 0000000..a0e40d7 --- /dev/null +++ b/stdio/__fsetlocking.c @@ -0,0 +1,41 @@ +/* Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include + +int +__fsetlocking (FILE *fp, int type) +{ + /* We don't really support locking. */ + + switch (type) + { + case FSETLOCKING_QUERY: + case FSETLOCKING_BYCALLER: + break; + case FSETLOCKING_INTERNAL: + abort (); + default: + __set_errno (EINVAL); + return -1; + } + + return FSETLOCKING_BYCALLER; +} diff --git a/stdio/__fwritable.c b/stdio/__fwritable.c new file mode 100644 index 0000000..3966295 --- /dev/null +++ b/stdio/__fwritable.c @@ -0,0 +1,25 @@ +/* Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + +int +__fwritable (FILE *fp) +{ + return !!fp->__mode.__write; +} diff --git a/stdio/__fwriting.c b/stdio/__fwriting.c new file mode 100644 index 0000000..36266ef --- /dev/null +++ b/stdio/__fwriting.c @@ -0,0 +1,26 @@ +/* Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + +int +__fwriting (FILE *fp) +{ + /* This is not really right for unbuffered streams. */ + return (!fp->__mode.__read || fp->__get_limit == fp->__buffer); +} -- cgit v1.1