diff options
| -rw-r--r-- | ChangeLog | 13 | ||||
| -rw-r--r-- | hurd/fopenport.c | 8 | ||||
| -rw-r--r-- | sysdeps/generic/tmpfile.c (renamed from stdio-common/tmpfile.c) | 3 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/tmpfile.c | 66 |
4 files changed, 87 insertions, 3 deletions
@@ -1,3 +1,16 @@ +2001-11-13 Roland McGrath <roland@frob.com> + + * stdio-common/tmpfile.c: Moved to ... + * sysdeps/generic/tmpfile.c: ... here. + * sysdeps/mach/hurd/tmpfile.c: New file. + + * hurd/fopenport.c (__fopenport): Renamed from fopenport. + [USE_IN_LIBIO] (fopencookie): #define as _IO_fopencookie. + (fopenport): Define as weak alias. + + * libio/iofopncook.c (_IO_fopencookie): Move forward declaration ... + * libio/libioP.h: ... to here. + 2001-11-12 Ulrich Drepper <drepper@redhat.com> * elf/dl-reloc.c (_dl_relocate_object): Avoid iterating over diff --git a/hurd/fopenport.c b/hurd/fopenport.c index 9b8afdd9aa..869b3917bf 100644 --- a/hurd/fopenport.c +++ b/hurd/fopenport.c @@ -101,7 +101,10 @@ closeio (void *cookie) return 0; } -#ifndef USE_IN_LIBIO +#ifdef USE_IN_LIBIO +#include "../libio/libioP.h" +#define fopencookie _IO_fopencookie +#else #define cookie_io_functions_t __io_functions #endif static const cookie_io_functions_t funcsio = @@ -111,7 +114,7 @@ static const cookie_io_functions_t funcsio = /* Open a stream on PORT. MODE is as for fopen. */ FILE * -fopenport (mach_port_t port, const char *mode) +__fopenport (mach_port_t port, const char *mode) { int pflags; int needflags; @@ -150,3 +153,4 @@ fopenport (mach_port_t port, const char *mode) return fopencookie ((void *) port, mode, funcsio); } +weak_alias (__fopenport, fopenport) diff --git a/stdio-common/tmpfile.c b/sysdeps/generic/tmpfile.c index 36671377e7..6d341d63e5 100644 --- a/stdio-common/tmpfile.c +++ b/sysdeps/generic/tmpfile.c @@ -1,4 +1,5 @@ -/* Copyright (C) 1991,93,96,97,98,99,2000 Free Software Foundation, Inc. +/* Open a stdio stream on an anonymous temporary file. Generic/POSIX version. + Copyright (C) 1991,93,96,97,98,99,2000 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 diff --git a/sysdeps/mach/hurd/tmpfile.c b/sysdeps/mach/hurd/tmpfile.c new file mode 100644 index 0000000000..90be7206e9 --- /dev/null +++ b/sysdeps/mach/hurd/tmpfile.c @@ -0,0 +1,66 @@ +/* Open a stdio stream on an anonymous temporary file. Hurd version. + 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 <stdio.h> +#include <hurd.h> +#include <hurd/fs.h> +#include <fcntl.h> + +#ifdef USE_IN_LIBIO +# include <iolibio.h> +# define __fdopen _IO_fdopen +# define tmpfile __new_tmpfile +#endif + +/* This returns a new stream opened on a temporary file (generated + by tmpnam). The file is opened with mode "w+b" (binary read/write). + If we couldn't generate a unique filename or the file couldn't + be opened, NULL is returned. */ +FILE * +tmpfile (void) +{ + error_t err; + file_t file; + FILE *f; + + /* Get a port to the directory that will contain the file. */ + const char *dirname = __secure_getenv ("TMPDIR") ?: P_tmpdir; + file_t dir = __file_name_lookup (dirname, 0, 0); + if (dir == MACH_PORT_NULL) + return NULL; + + /* Create an unnamed file in the temporary directory. */ + err = __dir_mkfile (dir, O_RDWR, S_IRUSR | S_IWUSR, &file); + __mach_port_deallocate (__mach_task_self (), dir); + if (err) + return __hurd_fail (err), NULL; + + /* Open a stream on the port to the unnamed file. + It will cease to exist when this stream is closed. */ + if ((f = __fopenport (file, "w+b")) == NULL) + __mach_port_deallocate (__mach_task_self (), file); + + return f; +} + +#ifdef USE_IN_LIBIO +# undef tmpfile +# include <shlib-compat.h> +versioned_symbol (libc, __new_tmpfile, tmpfile, GLIBC_2_1); +#endif |