tvdu29/lem_in
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

buggy version of the parser. debugging with fsanitizer

Browse Source
This commit is contained in:
Mthandazo Ndhlovu
2019-04-01 11:48:33 +02:00
parent ab578f6039
commit 4e2fc9f19e
33 changed files with 3641 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

48
srcs/lem_in.c Normal file
View File

@@ -0,0 +1,48 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* lem_in.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mndhlovu <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/03/25 06:31:05 by mndhlovu #+# #+# */
/* Updated: 2019/03/25 06:31:09 by mndhlovu ### ########.fr */
/* */
/* ************************************************************************** */
#include "lem_in.h"
int lm_error_exit(int flag)
{
if (flag == 0)
ft_printf("Invalid Map\n");
if (flag == 1)
ft_printf("Usage ./lem_in < map-file\n");
if (flag == 2)
ft_printf("Error opening the Map file\n");
return (1);
}
int main(int ac, char **av)
{
t_syntax synt;
t_graph graph;
t_lmdata ldata;
int fd;
lm_init_data(&synt, &ldata);
if (ac > 1)
{
if ((fd = open (av[1], O_RDONLY)) < -1)
return (lm_error_exit(2));
if (lm_parser(fd, &synt, &ldata, &graph))
{
//the parser was successful in extracting data from the map
//here goes the function for making the adjacency list
ft_printf("number of ants %d\n", ldata.nbants);
ft_printf("start flags status %d, location %d \n", synt.s_cmd, synt.s_pos);
ft_printf("end flag status %d, location %d \n", synt.e_cmd, synt.e_pos);
}
}
return (0);
}

68
srcs/lm_graph_utils.c Normal file
View File

@@ -0,0 +1,68 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* lm_graph_utils.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mndhlovu <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/03/29 07:17:06 by mndhlovu #+# #+# */
/* Updated: 2019/03/29 07:17:26 by mndhlovu ### ########.fr */
/* */
/* ************************************************************************** */
#include "lem_in.h"
t_adjnode *lm_new_node(int dest)
{
t_adjnode *new;
if (!(new = (t_adjnode *)malloc(sizeof(t_adjnode))))
return (NULL);
new->dest = dest;
new->next = NULL;
return (new);
}
t_graph *lm_creategraph(int v)
{
t_graph *new_graph;
int index;
index = -1;
if (!(new_graph = (t_graph *)malloc(sizeof(t_graph))))
return (NULL);
new_graph->vert = v;
if (!(new_graph->array = (t_adjlist *)malloc(sizeof(t_adjlist) * v)))
return (NULL);
while (++index < v)
new_graph->array[index].head = NULL;
return (new_graph);
}
void lm_ext_conn(t_graph *graph, t_lmdata *data,
char *raw, t_syntax *synt)
{
char **tab;
if (synt->gr_status == 5)
{
graph = lm_creategraph(data->nb_nodes);
synt->gr_status = 1;
}
tab = ft_strsplit(raw, '-');
if (tab != NULL)
lm_add_edge(graph, lm_find_index(data, tab[0]), lm_find_index(data, tab[1]));
}
//function to add the edges and create a proper adjacency list
void lm_add_edge(t_graph *graph, int src, int dest)
{
t_adjnode *newnode;
newnode = lm_new_node(dest);
newnode->next = graph->array[src].head;
graph->array[src].head = newnode;
newnode = lm_new_node(src);
newnode->next = graph->array[dest].head;
graph->array[dest].head = newnode;
}

77
srcs/lm_mem_utils.c Normal file
View File

@@ -0,0 +1,77 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* lm_mem_utils.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mndhlovu <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/03/25 06:31:37 by mndhlovu #+# #+# */
/* Updated: 2019/03/25 06:31:45 by mndhlovu ### ########.fr */
/* */
/* ************************************************************************** */
#include "lem_in.h"
void lm_init_data(t_syntax *synt, t_lmdata *ldata)
{
synt->s_cmd = 0;
synt->s_pos = 0;
synt->e_cmd = 0;
synt->e_pos = 0;
synt->gr_status = 0;
synt->e_vert = 0;
synt->s_vert = 0;
synt->v_flag = 0;
ldata->nbants = 0;
ldata->nb_nodes = 0;
ldata->nodes_data = NULL;
ldata->nodes = NULL;
ldata->adj = NULL;
}
void lm_add_vertex(t_lmdata *ldata, char *raw, char flag)
{
char **tab;
t_node *room;
t_node *tmp;
if (!(room = (t_node *)malloc(sizeof(t_node))))
return ;
tab = ft_strsplit(raw, ' ');
if (tab != NULL)
{
room->name = tab[0];
room->x = ft_atoi(tab[1]);
room->y = ft_atoi(tab[2]);
room->role = flag;
room->ind = ldata->nb_nodes;
room->next = NULL;
if (ldata->nodes_data == NULL)
ldata->nodes_data = room;
else
{
tmp = ldata->nodes_data;
while (tmp->next)
tmp = tmp->next;
tmp->next = room;
}
(ldata->nb_nodes)++;
}
}
int lm_find_index(t_lmdata *data, char *str)
{
t_node *nodes;
nodes = data->nodes_data;
if (nodes != NULL)
{
while (nodes->next)
{
if (ft_strcmp(nodes->name, str))
return (nodes->ind);
nodes = nodes->next;
}
}
return (-1);
}

126
srcs/lm_parser.c Normal file
View File

@@ -0,0 +1,126 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* lm_parser.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mndhlovu <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/03/25 06:30:51 by mndhlovu #+# #+# */
/* Updated: 2019/03/25 06:30:57 by mndhlovu ### ########.fr */
/* */
/* ************************************************************************** */
#include "lem_in.h"
static void lm_locate_cmd(int count, char *raw, t_syntax *synt)
{
int s_state;
int e_state;
char *tmp;
int index;
index = 0;
s_state = synt->s_cmd;
e_state = synt->e_cmd;
tmp = ft_strchr(raw, '#');
if ((!s_state || !e_state) && (tmp != NULL && raw[index + 1] == '#'))
{
if (!s_state)
{
if (ft_strcmp(tmp, "##start"))
{
synt->s_cmd = 1;
synt->e_pos = count;
}
}
if (!e_state)
{
if (ft_strcmp(tmp, "##end"))
{
synt->e_cmd = 1;
synt->s_pos = count;
}
}
}
}
static void lm_get_vertices(int count, char *raw, t_syntax *synt,
t_lmdata *data, t_graph *graph)
{
int index;
char *tmp;
char *tmp2;
int value;
index = 0;
value = 0;
graph = NULL;
if (synt->s_cmd > 0 && (synt->e_pos == count - 1))
{
synt->s_vert = count;
lm_add_vertex(data, raw, 's');
}
if (synt->e_cmd > 0 && (synt->s_pos == count - 1))
{
synt->e_vert = count;
lm_add_vertex(data, raw, 'e');
}
if (count > 0 && (count != synt->s_vert && count != synt->e_vert)
&& (count != synt->s_pos && count != synt->e_pos))
{
tmp = ft_strchr(raw, '-');
tmp2 = ft_strchr(raw, '#');
if (tmp == NULL && tmp2 == NULL)
lm_add_vertex(data, raw, 'v');
else if (tmp2 == NULL && tmp != NULL)
{
lm_ext_conn(graph, data, raw, synt);
}
}
}
static void lm_get_ant_num(int count, char *raw, t_lmdata *ldata, t_syntax *synt)
{
int index;
int value;
index = 0;
if (count == 0)
{
if (!ft_isdigit(raw[index + 1]))
{
value = raw[index] - '0';
ldata->nbants = (value > 0) ? value : 0;
synt->nb_state = 1;
}
if (ft_isdigit(raw[index + 1]))
{
ldata->nbants = (ft_atoi(raw) > 0) ? ft_atoi(raw) : 0;
synt->nb_state = 1;
}
}
}
int lm_parser(int fd, t_syntax *synt, t_lmdata *ldata,
t_graph *graph)
{
char *raw;
int ret;
int index;
index = 0;
ft_printf("debug flags %d \n", index);
while ((ret = get_next_line(fd, &raw)))
{
if (ret == -1)
return (0);
lm_get_ant_num(index, raw, ldata, synt);
lm_locate_cmd(index, raw, synt);
lm_get_vertices(index, raw, synt, ldata, graph);
index++;
}
if (index > 1)
return (1);
return (0);
}