Write a C program to print own source code.
#include <stdio.h>
#include <string.h>
#define MAX 256
int main() {
int ch;
FILE *fp;
char filename[MAX];
/* get the input file name */
printf("Enter your file name:");
fgets(filename, MAX, stdin);
filename[strlen(filename) - 1] = '\0';
/* open the input file in read mode */
fp = fopen(filename, "r");
/* error handling */
if (!fp) {
printf("Unable to open the input file!!\n");
return 0;
}
/* prints the source code */
printf("\n\nPlease find my source code below:\n");
while (!feof(fp)) {
int ch = fgetc(fp);
if (ch != EOF) {
printf("%c", ch);
}
}
/* close the opened file */
fclose(fp);
return 0;
}
#include <string.h>
#define MAX 256
int main() {
int ch;
FILE *fp;
char filename[MAX];
/* get the input file name */
printf("Enter your file name:");
fgets(filename, MAX, stdin);
filename[strlen(filename) - 1] = '\0';
/* open the input file in read mode */
fp = fopen(filename, "r");
/* error handling */
if (!fp) {
printf("Unable to open the input file!!\n");
return 0;
}
/* prints the source code */
printf("\n\nPlease find my source code below:\n");
while (!feof(fp)) {
int ch = fgetc(fp);
if (ch != EOF) {
printf("%c", ch);
}
}
/* close the opened file */
fclose(fp);
return 0;
}
Output:
jp@jp-VirtualBox:~/$ ./a.out
Enter your file name: source.c
Please find my source code below:
/* C program to print the source code of itself as output */
#include <stdio.h>
#include <string.h>
#define MAX 256
int main() {
int ch;
FILE *fp;
char filename[MAX];
/* get the input file name */
printf("Enter your file name:");
fgets(filename, MAX, stdin);
filename[strlen(filename) - 1] = '\0';
/* open the input file in read mode */
fp = fopen(filename, "r");
/* error handling */
if (!fp) {
printf("Unable to open the input file!!\n");
return 0;
}
/* prints the source code */
printf("\n\nPlease find my source code below:\n");
while (!feof(fp)) {
int ch = fgetc(fp);
if (ch != EOF) {
printf("%c", ch);
}
}
/* close the opened file */
fclose(fp);
return 0;
}
Enter your file name: source.c
Please find my source code below:
/* C program to print the source code of itself as output */
#include <stdio.h>
#include <string.h>
#define MAX 256
int main() {
int ch;
FILE *fp;
char filename[MAX];
/* get the input file name */
printf("Enter your file name:");
fgets(filename, MAX, stdin);
filename[strlen(filename) - 1] = '\0';
/* open the input file in read mode */
fp = fopen(filename, "r");
/* error handling */
if (!fp) {
printf("Unable to open the input file!!\n");
return 0;
}
/* prints the source code */
printf("\n\nPlease find my source code below:\n");
while (!feof(fp)) {
int ch = fgetc(fp);
if (ch != EOF) {
printf("%c", ch);
}
}
/* close the opened file */
fclose(fp);
return 0;
}
SEE ALSO
- c program to write a string into a file
- c program to read numbers from a file and write even, odd and prime numbers in separate files
- c program to create a file and store "hello world" in it
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- c program to create, read, edit and close a file
- c program to create a file with input content
- c program to read a file line by line
- c program to compare two files character by character
- c program to concatenate two files
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- c program to list all files in a directory
- c program to list all files in a directory recursively
- c program to append data into a file
- c program to count number of lines in a file
- c program to delete a file or directory
- c program to print the source code of itself as output
- c program to convert the contents in a file from lowercase to uppercase and vice versa
- c program to merge two files
- c program to move a file to different location
- c program to replace articles with space in a text file
- c program to print the words in a file starting with the given character
- c program to delete given word in a file
- c program to replace a word in a file
- c program to merge alternate lines from two files
- c program to remove numbers in a file
- c program to check end of file
- c program to compare two files line by line
- c program to delete specific line from a file
- c program to replace specific line in a file
- c program to take input from a file
- c program to delete a record from a file
- c program to find the number of character, words and lines in a file
- c program to sort characters in each words of a file
- c program to convert text file to binary
- c program to split a file to multiple files
- c program to find the file type, permission, size and last modification date of the given file
- c program to encrypt and decrypt contents of a file
- c program to eliminate comments from a file
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