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The Solution Rating System
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With so many solutions, how can you tell which solutions are most likely to help you and which ones are not? To provide you with a tool to use, we rate our solutions based on various elements that most accurately determine if a solution is a quality solution. To explain what factors affect the solution rating, here are the elements we take into consideration when formulating our solution rating.
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#include <stdlib.h>
#include <stdio.h>
char *file_contents_in;
int read_from_file(FILE *fp) {
long filelen;
void *file_data;
fseek(fp, 0L, SEEK_END);
filelen = ftell(fp);
rewind(fp);
printf("Chars in file: %d.\n\n", filelen);
file_data = calloc(filelen + 1, sizeof(char));
if (file_data == NULL) { puts("not enough memory..."); /* Not enough memory. Report error & exit */ }
if (fread(file_data, filelen, 1, fp)) {
file_contents_in = (char *) file_data;
return 1;
} else {
return 0;
}
}
int main() {
FILE *fp;
fp = fopen("hello.txt", "r");
if (read_from_file(fp)) {
puts(file_contents_in);
} else {
puts("woops, the gremlins be out to play");
}
}
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