filemanager.c

#include "filemanager.h"

#include <stdlib.h>
#include <string.h>

#include "common.h"
#include "io.h"


#define FILE_TABLE_SIZE 1000


static bool endsWith(const char *fileName, const char *ending) {
    if (strlen(ending) > strlen(fileName))
        return false;
    return strcmp(&fileName[strlen(fileName)-strlen(ending)], ending) == 0;
}


unsigned fileTableLength(FileTable fileTable) {
    unsigned length = 0;
    for (FileItem *item = fileTable; item->fileName != NULL; item++)
        length++;
    return length;
}

FileItem fileTableElement(FileTable fileTable, unsigned index) {
    return fileTable[index];
}

static void freeFileNames(char **fileNames) {
    for (int i = 0; fileNames[i] != NULL; i++)
        free(fileNames[i]);
    free(fileNames);
}

FileTable getTranslationUnitsFromCurrentDirectory(void) {
    char **fileNames = getFilesInCurrentDirectory();

    int length = 0;
    for (unsigned i = 0; fileNames[i] != NULL; i++)
        length++;

    FileTable fileTable = (FileTable)malloc((length+1)*sizeof(FileItem));
    fileTable[0].fileName = NULL;

    int i = 0;
    for (char **f = fileNames; *f != NULL; f++) {
        if (endsWith(*f, ".c")) {
            fileTable[i].fileName = strdup(*f);
            fileTable[++i].fileName = NULL;
        }
    }

    freeFileNames(fileNames);

    return fileTable;
}

void freeFileTable(FileTable fileTable) {
    for (int i = 0; fileTable[i].fileName != NULL; i++)
        free((char *)fileTable[i].fileName);
    free(fileTable);
}