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Fixed #195 memory leak by free() reuse.

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This commit is contained in:
Martin Dvorak 2016-11-11 21:47:49 +01:00
parent d8c738b79b
commit 7b4f6e30f2
1 changed files with 17 additions and 18 deletions
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35
src/hstr_favorites.c
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@ -25,7 +25,7 @@
#define FAVORITE_SEGMENT_SIZE 10
void favorites_init(FavoriteItems *favorites)
void favorites_init(FavoriteItems* favorites)
{
favorites->items=NULL;
favorites->count=0;
@ -48,23 +48,23 @@ void favorites_show(FavoriteItems *favorites)
char* favorites_get_filename()
{
char *home = getenv(ENV_VAR_HOME);
char *fileName = (char*) malloc(strlen(home) + 1 + strlen(FILE_HH_FAVORITES) + 1);
char* home = getenv(ENV_VAR_HOME);
char* fileName = (char*) malloc(strlen(home) + 1 + strlen(FILE_HH_FAVORITES) + 1);
strcpy(fileName, home);
strcat(fileName, "/");
strcat(fileName, FILE_HH_FAVORITES);
return fileName;
}
void favorites_get(FavoriteItems *favorites)
void favorites_get(FavoriteItems* favorites)
{
if(!favorites->loaded) {
char* fileName = favorites_get_filename();
char *fileContent=NULL;
char* fileContent = NULL;
if(access(fileName, F_OK) != -1) {
long inputFileSize;
FILE *inputFile = fopen(fileName, "rb");
FILE* inputFile = fopen(fileName, "rb");
fseek(inputFile, 0, SEEK_END);
inputFileSize = ftell(inputFile);
rewind(inputFile);
@ -77,7 +77,7 @@ void favorites_get(FavoriteItems *favorites)
if(fileContent && strlen(fileContent)) {
favorites->count = 0;
char *p=strchr(fileContent,'\n');
char* p=strchr(fileContent,'\n');
while (p!=NULL) {
favorites->count++;
p=strchr(p+1,'\n');
@ -85,7 +85,7 @@ void favorites_get(FavoriteItems *favorites)
favorites->items = malloc(sizeof(char*) * favorites->count);
favorites->count = 0;
char *pb=fileContent, *pe, *s;
char* pb=fileContent, *pe, *s;
pe=strchr(fileContent, '\n');
while(pe!=NULL) {
*pe=0;
@ -102,18 +102,17 @@ void favorites_get(FavoriteItems *favorites)
} else {
// favorites file not found > favorites don't exist yet
favorites->loaded=true;
return;
}
free(fileName);
}
}
void favorites_save(FavoriteItems *favorites)
void favorites_save(FavoriteItems* favorites)
{
char *fileName=favorites_get_filename();
char* fileName=favorites_get_filename();
if(favorites->count) {
FILE *output_file = fopen(fileName, "wb");
FILE* output_file = fopen(fileName, "wb");
rewind(output_file);
int i;
for(i=0; i<favorites->count; i++) {
@ -134,10 +133,10 @@ void favorites_save(FavoriteItems *favorites)
free(fileName);
}
void favorites_add(FavoriteItems *favorites, char *newFavorite)
void favorites_add(FavoriteItems* favorites, char* newFavorite)
{
if(favorites->count) {
favorites->items=realloc(favorites->items, sizeof(char *) * ++favorites->count);
favorites->items=realloc(favorites->items, sizeof(char*) * ++favorites->count);
favorites->items[favorites->count-1]=hstr_strdup(newFavorite);
favorites_choose(favorites, newFavorite);
} else {
@ -150,11 +149,11 @@ void favorites_add(FavoriteItems *favorites, char *newFavorite)
hashset_add(favorites->set, newFavorite);
}
void favorites_choose(FavoriteItems *favorites, char *choice)
void favorites_choose(FavoriteItems* favorites, char* choice)
{
if(favorites->count && choice) {
int r;
char *b=NULL, *next;
char* b=NULL, *next;
for(r=0; r<favorites->count; r++) {
if(!strcmp(favorites->items[r],choice)) {
favorites->items[0]=favorites->items[r];
@ -171,7 +170,7 @@ void favorites_choose(FavoriteItems *favorites, char *choice)
}
}
bool favorites_remove(FavoriteItems *favorites, char *almostDead)
bool favorites_remove(FavoriteItems* favorites, char* almostDead)
{
if(favorites->count) {
int r, w, count;
@ -194,7 +193,7 @@ bool favorites_remove(FavoriteItems *favorites, char *almostDead)
}
}
void favorites_destroy(FavoriteItems *favorites)
void favorites_destroy(FavoriteItems* favorites)
{
if(favorites) {
// TODO hashset destroys keys - no need to destroy items!