diff options
Diffstat (limited to 'erts/emulator/drivers/unix/unix_efile.c')
-rw-r--r-- | erts/emulator/drivers/unix/unix_efile.c | 41 |
1 files changed, 26 insertions, 15 deletions
diff --git a/erts/emulator/drivers/unix/unix_efile.c b/erts/emulator/drivers/unix/unix_efile.c index 42f41c5f3d..00da48b107 100644 --- a/erts/emulator/drivers/unix/unix_efile.c +++ b/erts/emulator/drivers/unix/unix_efile.c @@ -3,16 +3,17 @@ * * Copyright Ericsson AB 1997-2013. All Rights Reserved. * - * The contents of this file are subject to the Erlang Public License, - * Version 1.1, (the "License"); you may not use this file except in - * compliance with the License. You should have received a copy of the - * Erlang Public License along with this software. If not, it can be - * retrieved online at http://www.erlang.org/. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at * - * Software distributed under the License is distributed on an "AS IS" - * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - * the License for the specific language governing rights and limitations - * under the License. + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. * * %CopyrightEnd% */ @@ -38,16 +39,21 @@ #ifdef HAVE_SYS_UIO_H #include <sys/types.h> #include <sys/uio.h> +#if defined(HAVE_SENDFILE) && (defined(__FreeBSD__) || defined(__DragonFly__)) +/* Need to define __BSD_VISIBLE in order to expose prototype of sendfile */ +#define __BSD_VISIBLE 1 +#include <sys/socket.h> +#endif #endif #if defined(HAVE_SENDFILE) && (defined(__linux__) || (defined(__sun) && defined(__SVR4))) #include <sys/sendfile.h> #endif #if defined(__APPLE__) && defined(__MACH__) && !defined(__DARWIN__) -#define DARWIN 1 +#define __DARWIN__ 1 #endif -#if defined(DARWIN) || defined(HAVE_LINUX_FALLOC_H) || defined(HAVE_POSIX_FALLOCATE) +#if defined(__DARWIN__) || defined(HAVE_LINUX_FALLOC_H) || defined(HAVE_POSIX_FALLOCATE) #include <fcntl.h> #endif @@ -360,7 +366,12 @@ efile_openfile(Efile_error* errInfo, /* Where to return error codes. */ int fd; int mode; /* Open mode. */ - if (stat(name, &statbuf) >= 0 && !ISREG(statbuf)) { + if (stat(name, &statbuf) < 0) { + /* statbuf is undefined: if the caller depends on it, + i.e. invoke_read_file(), fail the call immediately */ + if (pSize && flags == EFILE_MODE_READ) + return check_error(-1, errInfo); + } else if (!ISREG(statbuf)) { /* * For UNIX only, here is some ugly code to allow * /dev/null to be opened as a file. @@ -470,11 +481,11 @@ efile_fsync(Efile_error *errInfo, /* Where to return error codes. */ #ifdef NO_FSYNC undefined fsync /* XXX: Really? */ #else -#if defined(DARWIN) && defined(F_FULLFSYNC) +#if defined(__DARWIN__) && defined(F_FULLFSYNC) return check_error(fcntl(fd, F_FULLFSYNC), errInfo); #else return check_error(fsync(fd), errInfo); -#endif /* DARWIN */ +#endif /* __DARWIN__ */ #endif /* NO_FSYNC */ } @@ -956,7 +967,7 @@ efile_sendfile(Efile_error* errInfo, int in_fd, int out_fd, retval = len; } } while (len == SENDFILE_CHUNK_SIZE); -#elif defined(DARWIN) +#elif defined(__DARWIN__) int retval; off_t len; do { |