The "reference to parent directory" hack is now only used in drawBrowser in browser.c, and is not included in the main dir structure anymore. (less code, easier, faster, less memory usage)
git-svn-id: svn://blicky.net/ncdu/trunk@26 ce56bc8d-f834-0410-b703-f827bd498a76
Этот коммит содержится в:
yorhel
родитель
55405140f7
Коммит
96d0ffffa2
@ -61,11 +61,6 @@ int cmp(struct dir *x, struct dir *y) {
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struct dir *a, *b;
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int r = 0;
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if(y->flags & FF_PAR)
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return(1);
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if(x->flags & FF_PAR)
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return(-1);
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if(bflags & BF_DESC) {
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a = y; b = x;
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} else {
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@ -150,7 +145,7 @@ char *graph(off_t max, off_t size) {
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) { i--; continue; }
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void drawBrowser(int change) {
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struct dir *n;
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struct dir *n, ref;
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char tmp[PATH_MAX], ct, dt, *size;
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int selected, i, o;
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off_t max = 1;
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@ -189,6 +184,16 @@ void drawBrowser(int change) {
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bflags |= BF_SORT;
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}
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/* add reference to parent dir */
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memset(&ref, 0, sizeof(struct dir));
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if(bcur->parent->parent) {
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ref.flags |= FF_PAR;
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ref.name = "..";
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ref.next = bcur;
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ref.parent = bcur->parent;
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bcur = &ref;
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}
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/* get maximum size and selected item */
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for(n = bcur, selected = i = 0; n != NULL; n = n->next, i++) {
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exlhid(n)
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@ -295,6 +300,10 @@ void drawBrowser(int change) {
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if(i == selected)
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attroff(A_REVERSE);
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}
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/* remove reference to parent dir */
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if(bcur == &ref)
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bcur = ref.next;
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}
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struct dir * selected(void) {
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@ -303,6 +312,8 @@ struct dir * selected(void) {
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if(n->flags & FF_BSEL)
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return n;
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} while((n = n->next) != NULL);
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if(bcur->parent->parent)
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return(bcur->parent);
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return NULL;
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}
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@ -380,7 +391,7 @@ void showBrowser(void) {
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case 10:
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case KEY_RIGHT:
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n = selected();
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if(n->flags & FF_PAR)
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if(n == bcur->parent)
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bcur = bcur->parent->parent->sub;
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else if(n->sub != NULL)
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bcur = n->sub;
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@ -416,17 +427,6 @@ void showBrowser(void) {
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t->items += bcur->items;
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}
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/* add reference to parent dir */
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if(bcur->parent) {
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t = calloc(sizeof(struct dir), 1);
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t->name = malloc(3);
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t->flags |= FF_PAR;
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strcpy(t->name, "..");
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t->parent = bcur;
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t->next = bcur->sub;
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bcur->sub = t;
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}
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bcur = bcur->sub;
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free(n->name);
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free(n);
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@ -445,7 +445,7 @@ void showBrowser(void) {
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break;
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case 'i':
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n = selected();
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if(!(n->flags & FF_PAR)) {
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if(n != bcur->parent) {
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drawInfo(n);
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while(getch() == KEY_RESIZE) {
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drawBrowser(0);
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@ -455,7 +455,7 @@ void showBrowser(void) {
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break;
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case 'd':
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n = selected();
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if(!(n->flags & FF_PAR))
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if(n != bcur->parent)
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bcur = showDelete(n);
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if(bcur && bcur->parent)
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bcur = bcur->parent->sub;
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17
src/calc.c
17
src/calc.c
@ -345,17 +345,8 @@ int calcDir(struct dir *dest, char *path) {
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}
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if(dest->sub) {
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/* add reference to parent dir */
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d = calloc(sizeof(struct dir), 1);
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d->flags |= FF_PAR;
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d->name = malloc(3);
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strcpy(d->name, "..");
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d->next = dest->sub;
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d->parent = dest;
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dest->sub = d;
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/* calculate subdirectories */
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while((d = d->next) != NULL)
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for(d = dest->sub; d != NULL; d = d->next)
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if(d->flags & FF_DIR && !(d->flags & FF_EXL || d->flags & FF_OTHFS)) {
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strcpy(tmp, path);
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strcat(tmp, d->name);
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@ -406,12 +397,6 @@ struct dir *showCalc(char *path) {
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freedir(parent);
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return(NULL);
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}
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/* remove reference to parent dir if we are in the parent dir */
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t = parent->sub;
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parent->sub = t->next;
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free(t->name);
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free(t);
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return(parent);
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}
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@ -149,15 +149,13 @@ struct dir *deleteDir(struct dir *dr) {
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while(nxt != NULL) {
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cur = nxt;
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nxt = cur->next;
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if(cur->flags & FF_PAR)
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continue;
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if(deleteDir(cur) == NULL)
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return(NULL);
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}
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}
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ch = rmdir(file);
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} else
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ch = unlink(file);
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ch = unlink(file);
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/* error occured, ask user what to do */
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if(ch == -1 && !(sflags & SF_IGNE)) {
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17
src/export.c
17
src/export.c
@ -69,8 +69,6 @@ void _writeInt(FILE *wr, unsigned char *word, int storage, int size) {
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long calcItems(struct dir *dr) {
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int count = 0;
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do {
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if(dr->flags & FF_PAR)
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continue;
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if(dr->sub)
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count += calcItems(dr->sub);
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count++;
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@ -84,9 +82,6 @@ void writeDirs(FILE *wr, struct dir *dr) {
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unsigned char f;
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do {
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if(dr->flags & FF_PAR)
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continue;
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/* flags - the slow but portable way */
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f = 0;
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if(dr->flags & FF_DIR) f += EF_DIR;
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@ -202,17 +197,7 @@ struct dir *importFile(char *filename) {
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if(!prev)
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parent = cur;
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else if(curlev > level) {
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/* create a reference to the parent dir... meh, stupid hack */
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if(curlev > 1) {
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tmp = calloc(sizeof(struct dir), 1);
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tmp->name = malloc(3);
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strcpy(tmp->name, "..");
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tmp->flags |= FF_PAR;
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prev->sub = tmp;
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tmp->next = cur;
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tmp->parent = prev;
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} else
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prev->sub = cur;
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prev->sub = cur;
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cur->parent = prev;
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} else if(curlev == level) {
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prev->next = cur;
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@ -94,7 +94,7 @@ static unsigned int endian_test = 1;
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#define FF_EXL 0x10 /* excluded using exlude patterns */
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#define FF_SERR 0x20 /* error in subdirectory */
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#define FF_BSEL 0x40 /* selected */
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#define FF_PAR 0x80 /* reference to parent directory (hack) */
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#define FF_PAR 0x80 /* reference to parent directory (hack - only used in browser.c) */
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/* Settings Flags (int sflags) */
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#define SF_SMFS 0x01 /* same filesystem */
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@ -134,6 +134,7 @@ struct dir *freedir(struct dir *dr) {
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tmp = dr;
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while((tmp = tmp->parent) != NULL) {
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tmp->size -= dr->size;
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tmp->asize -= dr->asize;
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tmp->items -= dr->items+1;
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}
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@ -155,6 +156,9 @@ struct dir *freedir(struct dir *dr) {
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tmp->next = dr->next;
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cur = tmp;
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}
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/* no previous item, refer to parent dir */
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if(cur == NULL && dr->parent->parent)
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cur = dr->parent;
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}
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if(cur != NULL)
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cur->flags |= FF_BSEL;
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