06-12-2012
You cannot strcat a character. You strcat entire strings. That will cause a segmentation fault.
So use fgets instead of fgetc there.
Also: What code gets run here depends on the content of the files. You have not shown any content from your files. Please do so.
This User Gave Thanks to Corona688 For This Post:
10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I need to generate a test data file by reading inputs from multiple files.
A sample pseudo code for this program to read from three files and write to a output file would be like:
open(OUTPUTFILE, "data");
open(INFILE1, "data1");
open(INFILE2, "data2");
open(INFILE3, "data3");
... (1 Reply)
Discussion started by: jyotipg
1 Replies
2. Shell Programming and Scripting
Hi! Everyone,
Say this file1
--------------
line 1 51610183 420001010 0010CTCTLEDPPOO 2151610183
line 2 2151610183 420001010 0030A2TH2
line 3 2151610183 420001010 0040A2TH3
line 4 2151610183 420001010 ... (0 Replies)
Discussion started by: kinkar_ghosh
0 Replies
3. Shell Programming and Scripting
Hi ,i have a question ,if I am in sertain directory and I have 4 files *.c
how can I read and append this files in file backup.bac
Thanks
find ./ -name "*.csh" | wc -l (2 Replies)
Discussion started by: lio123
2 Replies
4. Shell Programming and Scripting
Hello, I am quite new in shell scripting and I would like to write a little scritp to run a program on some parameters files.
all my parameters files are in the same directory, so pick them up with
ls *.para >>dirafter that I have a dir file like that:
param1.para
param2.para
etc...
I... (2 Replies)
Discussion started by: shadok
2 Replies
5. Shell Programming and Scripting
I am writing a code to append some numbers in the beginning of each line in all the files present in a directory. The number of files are really huge. The files are numbered as 1.sco, 2.sco, 4.sco (Note: 3.sco is missing).
The files currently look like this:
1.sco
2 3
5 6
6 7My task is to... (4 Replies)
Discussion started by: shoaibjameel123
4 Replies
6. Shell Programming and Scripting
Hi.
I'm just wondering how can I read variable text files through cat command.
I made a shell script to count frequency of words and array them with variable conditions. It's only working for one file that I wrote in script now. But I want to make it working for every text file when I execute... (2 Replies)
Discussion started by: rlaxodus
2 Replies
7. Shell Programming and Scripting
Hi..Can anyone suggest a simple way of achieving this. I have several files which ends with extension .vcf . I will give example with two files
In the below files, we are interested in
File 1:
38 107 C 3 T 6 C/T
38 241 C 4 T 5 C/T
38 247 T 4 C 5 T/C
38 259 T 3 C 6 T/C... (8 Replies)
Discussion started by: empyrean
8 Replies
8. Shell Programming and Scripting
HI,
I am trying to implement a simple shell script program that does not make use of ls or find commands as they are quite expensive on very large sets of files. So, I am trying to generate the file list myself. What I am trying to do is this:
1. Generate a file name using shell script, for... (2 Replies)
Discussion started by: shoaibjameel123
2 Replies
9. Shell Programming and Scripting
Hi All,
We have a file in the following format:
0.010000 $ ITI 11 LV2 $ 40456211 $
0.135000 $ ITI 11 LV1 $ 40512211 $
1.215600 $ ITI 11 ITI3 $ 41406211 $
24/05/2014 14:05:02
0.030000 $ ITI 11 LV2 $ 40456211 $
... (3 Replies)
Discussion started by: gauravsinghal79
3 Replies
10. Shell Programming and Scripting
I am trying read all the files from list into a variable line using bash. After there are read into the variable they are passed to a delete call. The files appear to be read line (as I can see them with the echo) by line into the variable, but the delete call is not removing them and I do not... (1 Reply)
Discussion started by: cmccabe
1 Replies
LEARN ABOUT LINUX
strncat
STRCAT(3) Linux Programmer's Manual STRCAT(3)
NAME
strcat, strncat - concatenate two strings
SYNOPSIS
#include <string.h>
char *strcat(char *dest, const char *src);
char *strncat(char *dest, const char *src, size_t n);
DESCRIPTION
The strcat() function appends the src string to the dest string, overwriting the null byte ('