Linux and UNIX Man Pages

Linux & Unix Commands - Search Man Pages

rfio_feof(3) [debian man page]

RFIO_FERROR(3)						      Rfio Library Functions						    RFIO_FERROR(3)

NAME
rfio_ferror, rfio_eof - checks file status SYNOPSIS
#include <sys/types.h> #include "rfio_api.h" int rfio_ferror (FILE *fp); int rfio_feof (FILE *fp); DESCRIPTION
rfio_ferror tests the error indicator for the file whose descriptor fp is the one returned by rfio_fopen. rfio_feof tests the end-of-file indicator for the file whose descriptor fp is the one returned by rfio_fopen. RETURN VALUE
This routine returns >0 if set, 0 if not set, -1 if the operation failed and serrno is set appropriately. ERRORS
EBADF fp is not a valid file descriptor. SEBADVERSION Version ID mismatch. SEE ALSO
rfio_fopen(3) AUTHOR
LCG Grid Deployment Team LCG
$Date: 2005/03/31 13:13:02 $ RFIO_FERROR(3)

Check Out this Related Man Page

RFIO_FOPEN(3)						      Rfio Library Functions						     RFIO_FOPEN(3)

NAME
rfio_fopen - opens a file SYNOPSIS
#include <sys/types.h> #include "rfio_api.h" FILE *rfio_fopen (char *path, char *mode); Under Linux, for large files: #define _LARGEFILE64_SOURCE #include <sys/types.h> #include "rfio_api.h" FILE *rfio_fopen64 (char *path, char *mode); For large files, under other systems: #include <sys/types.h> #include "rfio_api.h" FILE *rfio_fopen64 (char *path, char *mode); DESCRIPTION
rfio_fopen opens the file whose name is the string pointed to by path , a character string containing the filename specification, and asso- ciates a FILE stream with it. mode is an access mode indicator. One of the characters "r" or "w". rfio_fopen64 allows to open large files (see NOTES). RETURN VALUE
This routine returns NULL if the operation failed or a non-NULL pointer to a FILE structure if the operation was successful. If it fails, serrno variable is set appropriately. ERRORS
ENOENT The named file/directory does not exist or is a null pathname. EACCES Search permission is denied on a component of the path prefix. EFAULT path is NULL ENOTDIR A component of path prefix is not a directory. EINVAL The mode provided to local open is invalid (see fopen(3)) EMFILE Too many open files ECONNRESET Connection reset by peer ETIMEDOUT Connection timed out ECONNREFUSED Connection refused EHOSTUNREACH No route to host SENOSHOST Host unknown. SENOSSERV Service unknown. SEBADVERSION Version ID mismatch SECOMERR Communication error. SERTYEXHAUST Retry count exhausted SENORCODE Host did not return error number SEHOSTREFUSED Host is not on local network and no mapping found NOTES
On Irix, Tru64 and IA64 the 64 bit mode is the default one, rfio_fopen and rfio_fopen64 are identical. SEE ALSO
fopen(3), rfio_serror(3), rfio_perror(3), serrno(3) AUTHOR
LCG Grid Deployment Team LCG
$Date: 2005/03/31 13:13:02 $ RFIO_FOPEN(3)
Man Page

13 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Adding the individual columns of a matrix.

I have a huge matrix file containing some 1.5 million rows and 6000 columns. The matrix looks something like this: 1 2 3 4 5 6 7 8 9 3 4 5 I want to add all the numbers in the columns of this matrix and display the result to my stdout. This means that the numbers in the first column are: ... (2 Replies)
Discussion started by: shoaibjameel123
2 Replies

2. Shell Programming and Scripting

awk or sed - Convert 2 lines to 1 line

Hi, Just trying to get to grips with sed and awk for some reporting for work and I need some assistance: I have a file that lists policy names on the first line and then on the second line whether the policy is active or not. Policy Name: Policy1 Active: yes Policy... (8 Replies)
Discussion started by: guinch
8 Replies

3. Shell Programming and Scripting

How can I do this in VI editor?

version info : vi availabe with RHEL 5.4 I have a text file with 10,000 lines. I want to copy lines from 5000th line to 7000th and redirect to a file. Any idea how I can do this? Note: The above scenario is just an example. In my actual requirement, the file has 14 million lines and I want... (9 Replies)
Discussion started by: kraljic
9 Replies

4. Fedora

Is UNIX an open source OS ?

Hi everyone, I know the following questions are noobish questions but I am asking them because I am confused about the basics of history behind UNIX and LINUX. Ok onto business, my questions are-: Was/Is UNIX ever an open source operating system ? If UNIX was... (21 Replies)
Discussion started by: sreyan32
21 Replies

5. What is on Your Mind?

Introduction

Hello, I couldn't find an actual introduction thread, so I decided to just put this here. I go by d0wngrade online. I have been programming in multiple languages for about 15+ years. I started with standard web design languages like HTML and CSS, but I then advanced from design to development... (2 Replies)
Discussion started by: d0wngrade
2 Replies

6. UNIX for Advanced & Expert Users

Detecting unused variables...

Hi guys... The first active code line in AudioScope.sh is set -u . This causes a complete exit if a variable is used/found but has not been allocated at the start of the program. However, apart from writing code to do the task, is there a switch to to check which variables have been... (17 Replies)
Discussion started by: wisecracker
17 Replies

7. Shell Programming and Scripting

One instance of comparing grep and awk

Hi. In thread https://www.unix.com/shell-programming-and-scripting/267833-grouping-counting.html rovf and I had a mini-discussion on grep and awk. Here is a demo script that compares the awk and grep approaches for this single problem: #!/usr/bin/env bash # @(#) s2 Demonstrate group... (1 Reply)
Discussion started by: drl
1 Replies

8. Shell Programming and Scripting

Find columns in a file based on header and print to new file

Hello, I have to fish out some specific columns from a file based on the header value. I have the list of columns I need in a different file. I thought I could read in the list of headers I need, # file with header names of required columns in required order headers_file=$2 # read contents... (11 Replies)
Discussion started by: LMHmedchem
11 Replies

9. OS X (Apple)

Installing Dash Shell on OS X Lion

For those interested in installing dash shell on OSX Lion to help test POSIX compliancy of shell scripts, it is quite easy. I did it like this: If you don't have gcc on your system: 0. Download and install the Command Line Tools for Xcode package from Sign In - Apple * 1. Download the dash... (2 Replies)
Discussion started by: Scrutinizer
2 Replies

10. UNIX for Beginners Questions & Answers

Weird 'find' results

Hello and thanks in advance for any help anyone can offer me I'm trying to learn the find command and thought I was understanding it... Apparently I was wrong. I was doing compound searches and I started getting weird results with the -size test. I was trying to do a search on a 1G file owned by... (14 Replies)
Discussion started by: bodisha
14 Replies

11. UNIX for Beginners Questions & Answers

How to copy a column of multiple files and paste into new excel file (next to column)?

I have data of an excel files as given below, file1 org1_1 1 1 2.5 100 org1_2 1 2 5.5 98 org1_3 1 3 7.2 88 file2 org2_1 1 1 2.5 100 org2_2 1 2 5.5 56 org2_3 1 3 7.2 70 I have multiple excel files as above shown. I have to copy column 1, column 4 and paste into a new excel file as... (26 Replies)
Discussion started by: dineshkumarsrk
26 Replies

12. What is on Your Mind?

New UNIX and Linux History Sections

Dear All, Taking a break from Vue.js coding for the site, SEO and YT videos; and hopefully addressing some well deserved criticism from some here that I have been too focused on the visual aspects of the forums versus the substance and the community.... While the "current generation... (9 Replies)
Discussion started by: Neo
9 Replies

13. Programming

My first PERL incarnation... Audio Oscillograph

Hi all... Well guys and gals, I jumped in at the deep end and found things that PERL cannot do by default. Many tricky terminal escape codes are not catered for so I had to create workarounds. One thing I searched for was this: Passing perl variable to shell command AND, @Neo this was... (15 Replies)
Discussion started by: wisecracker
15 Replies