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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/wait.h>
#include <errno.h>
#include "handerror.h"
int deleteFile(char *file_path)
{
char *arguments[] = {"rm", file_path, NULL};
easyFork("rm", arguments);
return 1;
}
int deleteEmptyDir(char *dir_path)
{
#if defined(DEBUG)
char *arguments[] = {"rmdir", "-p", dir_path, NULL};
#else
char *arguments[] = {"rmdir", "-p", "--ignore-fail-on-non-empty", dir_path, NULL};
#endif
easyFork("rmdir", arguments);
return 1;
}
int checkFileExist(char *path_to_file)
{
FILE *pFile;
pFile = fopen(path_to_file, "r");
if(pFile == NULL) {
if(errno == ENOENT) { // file doesn't exist
return 0;
}
else callError(120);
}
fclose(pFile);
return 1;
}
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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