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dp doubly linked list

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xamidev
2025-11-08 09:05:19 +01:00
parent 1fe8c521e0
commit 724d1c9876
6 changed files with 151 additions and 31 deletions
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33
igc.c
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@@ -14,6 +14,7 @@
#include <errno.h>
#include <string.h>
#include "igc.h"
#include "linkage.h"
struct IGC_DataPoint* parse_datapoint(char* line)
{
@@ -107,13 +108,11 @@ struct IGC_Header* parse_header_record(struct IGC_Header* hdr, char* line)
return hdr;
}
void parse_igc_file(FILE* fp)
void parse_igc_file(FILE* fp, struct IGC_Header* hdr, struct dp_node* list)
{
size_t len = 0;
char* line = NULL;
struct IGC_Header* hdr = (struct IGC_Header*)calloc(1, sizeof(struct IGC_Header));
while (getline(&line, &len, fp) != -1)
{
switch(line[0])
@@ -126,9 +125,9 @@ void parse_igc_file(FILE* fp)
break;
case DATAPOINT:
struct IGC_DataPoint* dp = parse_datapoint(line);
// show_datapoint(dp);
//show_datapoint(dp);
// Doubly linked list of points (so theyre joined in chronological order; opens possibilities for analysis later)
// append_datapoint(dp);
append_datapoint(list, dp);
break;
case HEADER:
hdr = parse_header_record(hdr, line);
@@ -143,27 +142,3 @@ void parse_igc_file(FILE* fp)
}
show_header_info(hdr);
}
int main(int argc, char* argv[])
{
if (argc < 2)
{
printf("Usage: %s <file>\n", argv[0]);
return -EINVAL;
}
char filename[NAME_MAX] = {0};
strncpy(filename, argv[1], NAME_MAX-1);
FILE* fp = fopen(filename, "r");
if (!fp)
{
printf("Couldn't open file %s\n", filename);
return -EINVAL;
}
parse_igc_file(fp);
return EXIT_SUCCESS;
}