diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/generic/getpt.c | 13 | ||||
| -rw-r--r-- | sysdeps/unix/bsd/getpt.c | 17 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/getpt.c | 24 |
3 files changed, 47 insertions, 7 deletions
diff --git a/sysdeps/generic/getpt.c b/sysdeps/generic/getpt.c index 4260d5fd34..2a4511c945 100644 --- a/sysdeps/generic/getpt.c +++ b/sysdeps/generic/getpt.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1998 Free Software Foundation, Inc. +/* Copyright (C) 1998, 2001 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998. @@ -30,5 +30,16 @@ __getpt () } weak_alias (__getpt, getpt) +/* We cannot define posix_openpt in general for BSD systems. */ +int +__posix_openpt (oflag) + int oflag; +{ + __set_errno (ENOSYS); + return -1; +} +weak_alias (__posix_openpt, posix_openpt) + stub_warning (getpt) +stub_warning (posix_openpt) #include <stub-tag.h> diff --git a/sysdeps/unix/bsd/getpt.c b/sysdeps/unix/bsd/getpt.c index 42615ba159..6bd1804942 100644 --- a/sysdeps/unix/bsd/getpt.c +++ b/sysdeps/unix/bsd/getpt.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc. +/* Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998. @@ -77,3 +77,18 @@ __getpt (void) #undef __getpt weak_alias (__getpt, getpt) + +#ifndef HAVE_POSIX_OPENPT +/* We cannot define posix_openpt in general for BSD systems. */ +int +__posix_openpt (oflag) + int oflag; +{ + __set_errno (ENOSYS); + return -1; +} +weak_alias (__posix_openpt, posix_openpt) + +stub_warning (posix_openpt) +# include <stub-tag.h> +#endif diff --git a/sysdeps/unix/sysv/linux/getpt.c b/sysdeps/unix/sysv/linux/getpt.c index 3b01ef561e..30f7f30a4c 100644 --- a/sysdeps/unix/sysv/linux/getpt.c +++ b/sysdeps/unix/sysv/linux/getpt.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1998, 1999 Free Software Foundation, Inc. +/* Copyright (C) 1998, 1999, 2001 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998. @@ -36,14 +36,15 @@ int __bsd_getpt (void); /* Open a master pseudo terminal and return its file descriptor. */ int -__getpt (void) +__posix_openpt (oflag) + int oflag; { static int have_no_dev_ptmx; int fd; if (!have_no_dev_ptmx) { - fd = __open (_PATH_DEVPTMX, O_RDWR); + fd = __open (_PATH_DEVPTMX, oflag); if (fd != -1) { struct statfs fsbuf; @@ -54,7 +55,7 @@ __getpt (void) if (devpts_mounted || (__statfs (_PATH_DEVPTS, &fsbuf) == 0 && fsbuf.f_type == DEVPTS_SUPER_MAGIC) - || (__statfs (_PATH_DEV, &fsbuf) == 0 + || (__statfs (_PATH_DEV, &fsbuf) == 0 && fsbuf.f_type == DEVFS_SUPER_MAGIC)) { /* Everything is ok. */ @@ -76,11 +77,24 @@ __getpt (void) } } - return __bsd_getpt (); + return -1; +} +weak_alias (__posix_openpt, posix_openpt) + + +int +__getpt (void) +{ + int fd = __posix_openpt (O_RDWR); + if (fd == -1) + fd = __bsd_getpt (); + return fd; } + #define PTYNAME1 "pqrstuvwxyzabcde"; #define PTYNAME2 "0123456789abcdef"; #define __getpt __bsd_getpt +#define HAVE_POSIX_OPENPT #include <sysdeps/unix/bsd/getpt.c> |