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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/wait.h>
#include <errno.h>
#include <dirent.h>
#include "easydir.h"
#include "xstd.h"
int file_exist(const char *path)
{
FILE *file = fopen(path, "r+"); // r+ so that errno can equal EISDIR
if(!file)
return errno == EISDIR ? F_ISDIR : F_NOEXIST;
fclose(file);
return F_ISFILE;
}
int count_dir_entries(const char *path)
{
int counter = 0;
DIR *dir;
struct dirent *dir_entry;
dir = opendir(path);
if(dir == NULL)
return 0;
while((dir_entry = readdir(dir))) {
if(dir_entry->d_name[0] == '.')
continue;
counter++;
}
closedir(dir);
return counter;
}
char *fileCropLineFeed(char *path, char *text, int maxlen)
{
FILE *file = fopen(path, "r+");
if(file == NULL) callError(130);
int symbol;
int pos = 0;
char *str = (char *) malloc(sizeof(char) * maxlen);
while((symbol = fgetc(file)))
{
switch(symbol)
{
case '\n':
case EOF: {
str[pos] = '\0';
pos = -1; // for break while
break;
}
default: {
str[pos] = symbol;
pos++;
break;
}
}
if(pos == -1) break;
if(pos > maxlen-1) { str[pos-1] = '\0'; break; }
}
fclose(file);
strcpy(text, str);
free(str);
return text;
}
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