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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include <stdint.h>
#ifndef MAX_PATH
#define MAX_PATH 4096
#endif
#include "debug.h"
#include "pathcoll.h"
void FreeCollection(path_collection_t* collection)
{
if(!collection)
return;
if(collection->cap) {
for(int i=0; i<collection->size; ++i)
box_free(collection->paths[i]);
box_free(collection->paths);
}
collection->paths = NULL;
collection->size = 0;
collection->cap = 0;
return;
}
void ParseList(const char* List, path_collection_t* collection, int folder)
{
if(collection->cap)
FreeCollection(collection);
// count the stings (basically count(':') + 1) to define cap
int cnt = 1;
{
const char* p = List;
while(p) {
p = strchr(p, ':');
++cnt;
if(p) ++p;
}
}
// alloc empty strings
collection->cap = cnt;
collection->paths = (char**)box_calloc(cnt, sizeof(char*));
// and now split the paths...
char tmp[MAX_PATH];
const char *p = List;
int idx = 0;
while(p) {
const char *p2 = strchr(p, ':');
if(!p2) {
strncpy(tmp, p, MAX_PATH - 1);
p=NULL;
} else {
int l = (uintptr_t)p2 - (uintptr_t)p;
strncpy(tmp, p, l);
tmp[l]='\0';
p=p2+1;
}
// check if there is terminal '/', add it if not
int l = strlen(tmp);
// skip empty strings
if(l) {
if(folder && tmp[l-1]!='/')
strcat(tmp, "/");
collection->paths[idx] =box_strdup(tmp);
collection->size=++idx;
}
}
}
void CopyCollection(path_collection_t* to, path_collection_t* from)
{
to->cap = from->cap;
to->paths = (char**)box_calloc(to->cap, sizeof(char*));
to->size = from->size;
for (int i=0; i<to->size; ++i)
to->paths[i] = box_strdup(from->paths[i]);
}
void AddPath(const char* path, path_collection_t* collection, int folder)
{
char tmp[MAX_PATH];
strcpy(tmp, path);
int l = strlen(tmp);
// skip empty strings
if(l) {
if(folder && tmp[l-1]!='/')
strcat(tmp, "/");
if(collection->size==collection->cap) {
collection->cap += 4;
collection->paths = (char**)box_realloc(collection->paths, collection->cap*sizeof(char*));
}
collection->paths[collection->size++]=box_strdup(tmp);
}
}
void PrependPath(const char* path, path_collection_t* collection, int folder)
{
char tmp[MAX_PATH];
strcpy(tmp, path);
int l = strlen(tmp);
// skip empty strings
if(l) {
if(folder && tmp[l-1]!='/')
strcat(tmp, "/");
if(collection->size==collection->cap) {
collection->cap += 4;
collection->paths = (char**)box_realloc(collection->paths, collection->cap*sizeof(char*));
}
memmove(collection->paths+1, collection->paths, sizeof(char*)*collection->size);
collection->paths[0]=box_strdup(tmp);
++collection->size;
}
}
void AppendList(path_collection_t* collection, const char* List, int folder)
{
if(!List)
return;
// and now split the paths...
char tmp[MAX_PATH];
const char *p = List;
while(p) {
const char *p2 = strchr(p, ':');
if(!p2) {
strncpy(tmp, p, MAX_PATH - 1);
p=NULL;
} else {
int l = (uintptr_t)p2 - (uintptr_t)p;
strncpy(tmp, p, l);
tmp[l]='\0';
p=p2+1;
}
// check if there is terminal '/', add it if not
int l = strlen(tmp);
// skip empty strings
if(l) {
if(folder && tmp[l-1]!='/')
strcat(tmp, "/");
AddPath(tmp, collection, folder);
}
}
}
void PrependList(path_collection_t* collection, const char* List, int folder)
{
if(!List)
return;
// and now split the paths...
char tmp[MAX_PATH];
char *p = box_strdup(List);
while(p) {
char *p2 = strrchr(p, ':');
if(!p2) {
strncpy(tmp, p, MAX_PATH - 1);
box_free(p);
p=NULL;
} else {
strncpy(tmp, p2+1, MAX_PATH - 1);
tmp[MAX_PATH - 1]='\0';
*p2 = '\0';
}
// check if there is terminal '/', add it if not
int l = strlen(tmp);
// skip empty strings
if(l) {
if(folder && tmp[l-1]!='/')
strcat(tmp, "/");
PrependPath(tmp, collection, folder);
}
}
}
int FindInCollection(const char* path, path_collection_t* collection)
{
for (int i=0; i<collection->size; ++i)
if(strcmp(path, collection->paths[i])==0)
return 1;
return 0;
}
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