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how to check if directory/file exist using c/c++
Post 94631 by steven88 on Monday 2nd of January 2006 07:49:36 PM
01-02-2006
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Hi there,,
how to check if directory/file exist using c/c++ under unix/linux? I can use access() under Window MFC. Thanks.
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if
then
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Hi
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then
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else
echo "Not present"
fi
result :
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Hi,
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LEARN ABOUT CENTOS
mountpoint
MOUNTPOINT(1) User Commands MOUNTPOINT(1) NAME
mountpoint - see if a directory is a mountpoint SYNOPSIS
mountpoint [-q] [-d] directory mountpoint -x device DESCRIPTION
mountpoint checks if the directory is mentioned in the /proc/self/mountinfo file. OPTIONS
-h, --help Print help and exit. -q, --quiet Be quiet - don't print anything. -d, --fs-devno Print major/minor device number of the filesystem on stdout. -x, --devno Print major/minor device number of the blockdevice on stdout. EXIT STATUS
Zero if the directory is a mountpoint, non-zero if not. AUTHOR
Karel Zak <kzak@redhat.com> ENVIRONMENT
LIBMOUNT_DEBUG=0xffff enables debug output. NOTES
The util-linux mountpoint implementation was written from scratch for libmount. The original version for sysvinit suite was written by Miquel van Smoorenburg. SEE ALSO
mount(8) AVAILABILITY
The mountpoint command is part of the util-linux package and is available from ftp://ftp.kernel.org/pub/linux/utils/util-linux/. util-linux June 2011 MOUNTPOINT(1)