fileHandling.c

#include "fileHandling.h"
#include "globalvars.h"
#include "errorHandling.h"

//Returns 
int fexist(const char *filename, const char *inputType)
{
    int temp;
    struct stat fileStat;

    if (( temp = stat(filename, &fileStat)) == -1)
        error_(0, "%s: [fexist] Error occurred with %s input '%s': %s", exeName, filename, strerror(errno));

    return temp;
}

//Returns a value of 1 if a file does not exist at "filename".
int favailable(const char *filename)
{
    struct stat fileStat;

    if (stat(filename, &fileStat) != 0)
        return 1;
    else
    {
        error_(1, "%s: [favailable] File '%s' already exists.", exeName, filename);
        return 0;
    }
}

//Returns the size (in bytes) of the file at location "filename".
off_t fsize(const char *filename)
{
    struct stat st;

    if (stat(filename, &st) == 0)
        return st.st_size;

    fprintf(stderr, "%s: [fsize] Cannot determine size of %s: %s\n",
        exeName, filename, strerror(errno));

    return -1;
}

//Appends "extension" to "filename" and returns the result.
char *faddExt(char *filename, char *extension)
{
    char *result = malloc(strlen(filename) + strlen(extension) + 1);

    strcpy(result, filename);
    strcat(result, extension);
    return result;
}

//Closes and deletes the FILE "file" located at "filename".
void fremove(FILE *file, const char *filename)
{
    fclose(file);
    if ((remove(filename)) != 0)
        error_(0, "%s: [fremove] %s.", exeName, strerror(errno));
}