122 lines
4.5 KiB
C
122 lines
4.5 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <string.h>
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#include "m-list.h"
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#include "m-string.h"
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#include "m-algo.h"
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// Let's create a list of string by using the M*LIB dynamic string 'string_t'
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// The prefix used for generating functions will be 'list_string'
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LIST_DEF(list_string, string_t)
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// Let's register the oplist globally so that other M*LIB macros
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// can get the oplist without us giving it explictly to them.
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// An oplist is the association of operators to the provided methods
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// so that generic code can use correctly an object of such type.
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// LIST_OPLIST is a macro used to generate the oplist associated to the
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// list itself. It needs the prefix used for generating the list (aka list_string here)
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// and the oplist of the item in the list (aka the string oplist)
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#define M_OPL_list_string_t() LIST_OPLIST(list_string, STRING_OPLIST)
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// Let's define some basic algorithms over this list of string.
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// We reuse the prefix of the list to simplify usage, but algorithms can use separate namespace.
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ALGO_DEF(list_string, M_OPL_list_string_t())
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int main(void)
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{
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// Let's create a variable named 'list' which is a list of string_t
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// This variable is only defined within the associated '{' '}' block.
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// The constructor/destructor of the variable will be called within this block
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// You can also define the variable (list_string_t) and use explicitly
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// its constructor (list_string_init) / destructor (list_string_clear).
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M_LET (list, list_string_t)
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M_LET (tmpstr, string_t) { // And let's create also a string_t
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// add string elements to the list in different ways
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// First is pushing a const string.
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// The macro STRING_CTE creates a const string_t based on the given const char * string.
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list_string_push_back (list, STRING_CTE("AB"));
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// Second is creating a separate string_t and then pushing it in the list
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string_printf(tmpstr, "%d", 12);
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list_string_push_back (list, tmpstr);
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// Third is to emplace directly in the list by constructing a new string_t based on the given const char *
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list_string_emplace_back (list, "CD");
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// Serialize the list of string into a big string.
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list_string_get_str (tmpstr, list, false);
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// print it
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printf("Number of elements = %zu\n", list_string_size(list));
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printf("Final string = %s\n", string_get_cstr(tmpstr));
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// Let's iterate over each element of the list
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// using the macro for iteration over a container.
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printf ("Using macro EACH:\n");
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for M_EACH (item, list, list_string_t) {
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printf ("Item = ");
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string_fputs (stdout, *item);
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printf ("\n");
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}
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// You can also use classic iterator:
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list_string_it_t it;
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printf ("Using iterators:\n");
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for(list_string_it(it, list) ; !list_string_end_p(it) ; list_string_next(it)) {
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const string_t *item = list_string_cref (it);
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printf ("Item = ");
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string_fputs (stdout, *item);
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printf ("\n");
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}
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#if (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L)
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// Another way: we map each element to the M_PRINT function.
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printf ("Using macro ALGO_FOR_EACH:");
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ALGO_FOR_EACH(list, list_string_t, M_PRINT, "\nItem = ");
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printf ("\n");
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#endif
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// Get the min and the max of the list
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string_t *p = list_string_min(list);
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printf ("Min string is %s\n", string_get_cstr(*p));
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p = list_string_max(list);
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printf ("Max string is %s\n", string_get_cstr(*p));
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// We can even sort the list.
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list_string_sort(list);
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for M_EACH (item, list, list_string_t) {
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printf ("Sort Item = %s\n", string_get_cstr(*item) );
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}
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// Split a string into a list.
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string_set_str(tmpstr, "HELLO;JOHN;HOW;ARE;YOU");
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list_string_split(list, tmpstr, ';');
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// Iterate over the splitted list
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for M_EACH (item, list, list_string_t) {
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printf ("Split Item = %s\n", string_get_cstr(*item) );
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}
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} // Everything is cleared after this point.
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// Let's create another list of string and init it.
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list_string_t list;
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list_string_init(list);
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// Let's put some elements in it:
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list_string_emplace_back (list, "A");
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list_string_emplace_back (list, "B");
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list_string_emplace_back (list, "C");
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list_string_emplace_back (list, "D");
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// Reverse it
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list_string_reverse(list);
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// Let's display the string by serializing the elements of the list:
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printf ("List of string = ");
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list_string_out_str(stdout, list);
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printf ("\n");
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// Don't forget to clear the list before leaving
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list_string_clear(list);
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return 0;
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}
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