util.cpp

#include <cstring>
#include <cctype>

void separaPalabras(char* linea, char** lstPal, int &numPal) {
    numPal = 0;
    for (char* pal = strtok(linea, " \t"); pal; pal = strtok(NULL, " \t"))
        lstPal[numPal++] = pal;
}

void separaPalabras(char* linea, char** lstPal, int &numPal) {
    numPal = 0;
    if (!isblank(linea[0])) {
        lstPal[0] = linea;
        ++numPal;
    }
    for (int i = 1; linea[i]; ++i) {
        if (!isblank(linea[i]) && (isblank(linea[i-1]) || linea[i-1] == 0))
            lstPal[numPal++] = &linea[i];
        if (!isblank(linea[i]) && isblank(linea[i+1]))
            linea[++i] = 0;
    }
}

template<typename T>
T* memoriaExacta(T* buff, int num) {
    T* arr = new T [num+1];
    for (int i = 0; i < num; ++i)
        arr[i] = buff[i];
    arr[num] = NULL;
    return arr;
}
template void** memoriaExacta(void** buff, int num);

template<typename T>
void aumentarEspacios(T* &arr, int num, int tam) {
    T* aux = new T [tam];
    for (int i = 0; i < num; ++i)
        aux[i] = arr[i];
    delete[] arr;
    arr = aux;
}
template void aumentarEspacios(int* &arr, int tam, int num);
template void aumentarEspacios(char** &arr, int tam, int num);