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basic C programs / C codes / Uncategorized

Write a C program to generate the first n terms of the sequence. | Fibonacci Sequence program in C

What is Fibonacci Series : A Fibonacci Sequence is defined as follows:...

C codes / In Depth Concepts / In Depth Programs / Linux / Uncategorized

Zombie process in linux | Zombie implementation in C | Linux process types

Headers.h file contains this headers.. Instead of writing all headers in Every program i am maintaining one file for headers...

C codes / In Depth Programs / IPC / Linux / Uncategorized

PIPE IMPLEMENTATION IN C | LINUX IPC IMPLEMENTATION IN C | C PROGRAM TO IMPLEMENT IPC EVENT

Pipe(Inter process Communication Event) Implementation in C Language :

#include"headers.h" main() { int p[2];int size,st; char buf[1000]; bzero(buf,1000); pipe(p); printf("%d and %d are created by pipe..n",p[0],p[1]); int chldpid; if((chldpid = fork())) {//client... parent... char file[20]; printf("Enter File Name ..:"); scanf("%s",file); size = strlen(file); write(p[1],&size,4); write(p[1],file,size); wait(&st); read(p[0],&size,4); read(p[0],buf,size); write(1,buf,size); } else {//child ... server ... int s,fd; int s2; read(p[0],&s,4); printf("Size in child ..%d n",s); char fname[20],*buff; bzero(fname,20); read(p[0],fname,s); printf("In child file name :%s..n",fname); fd=open(fname,O_RDONLY); if(fd &lt 0) { s2 = 26; write(1,"open failed..n",15); write(p[1],&s2,4); write(p[1],"Error File Doesn't Exist..",26); } else { s2 = lseek(fd,0,SEEK_END); buff =(char *) malloc(s2+1); lseek(fd,0,SEEK_SET); read(fd,buff,s2); close(fd); write(p[1],&s2,4); write(p[1],buff,s2); } exit(0); } }