Removed reliance on PATH_MAX on most places
ncdu already does seem to handle longer paths now, though there are still a few places where the code still relies on PATH_MAX. Will fix those later.
Этот коммит содержится в:
Yorhel
родитель
bb7119c642
Коммит
4bb7d6b7c2
@ -134,8 +134,6 @@ struct dir *browse_sort(struct dir *list) {
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void browse_draw_info(struct dir *dr) {
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char path[PATH_MAX];
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nccreate(11, 60, "Item info");
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attron(A_BOLD);
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@ -147,7 +145,7 @@ void browse_draw_info(struct dir *dr) {
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attroff(A_BOLD);
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ncaddstr(2, 9, cropstr(dr->name, 49));
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ncaddstr(3, 9, cropstr(getpath(dr, path), 49));
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ncaddstr(3, 9, cropstr(getpath(dr), 49));
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ncaddstr(4, 9, dr->flags & FF_DIR ? "Directory"
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: dr->flags & FF_FILE ? "File" : "Other (link, device, socket, ..)");
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ncprint(6, 18, "%s (%s B)", formatsize(dr->size), fullsize(dr->size));
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@ -226,7 +224,7 @@ void browse_draw_item(struct dir *n, int row, off_t max, int ispar) {
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int browse_draw() {
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struct dir *n, ref, *cur, *sel = NULL;
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char tmp[PATH_MAX];
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char tmp[PATH_MAX], *tmp2;
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int selected, i;
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off_t max = 1;
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@ -250,9 +248,9 @@ int browse_draw() {
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mvhline(1, 0, '-', wincols);
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if(cur) {
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mvaddch(1, 3, ' ');
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getpath(cur, tmp);
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mvaddstr(1, 4, cropstr(tmp, wincols-8));
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mvaddch(1, 4+((int)strlen(tmp) > wincols-8 ? wincols-8 : (int)strlen(tmp)), ' ');
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tmp2 = getpath(cur);
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mvaddstr(1, 4, cropstr(tmp2, wincols-8));
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mvaddch(1, 4+((int)strlen(tmp2) > wincols-8 ? wincols-8 : (int)strlen(tmp2)), ' ');
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}
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if(!cur)
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@ -339,7 +337,6 @@ void browse_key_sel(int change) {
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#define toggle(x,y) if(x & y) x -=y; else x |= y
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int browse_key(int ch) {
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char tmp[PATH_MAX];
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char sort = 0, nonfo = 0;
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struct dir *n, *r;
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@ -419,7 +416,7 @@ int browse_key(int ch) {
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/* refresh */
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case 'r':
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calc_init(getpath(browse_dir, tmp), browse_dir->parent);
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calc_init(getpath(browse_dir), browse_dir->parent);
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nonfo++;
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sort++;
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break;
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95
src/calc.c
95
src/calc.c
@ -53,28 +53,25 @@ char calc_smfs = 0;
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/* global vars for internal use */
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char failed; /* 1 on fatal error */
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char curpath[PATH_MAX]; /* last lstat()'ed item */
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char lasterr[PATH_MAX]; /* last unreadable dir/item */
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char errmsg[128]; /* error message, when err=1 */
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char *curpath; /* last lstat()'ed item */
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char *lasterr; /* last unreadable dir/item */
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char errmsg[128]; /* error message, when failed=1 */
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struct dir *root; /* root directory struct we're calculating */
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struct dir *orig; /* original directory, when recalculating */
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dev_t curdev; /* current device we're calculating on */
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long lastupdate; /* time of the last screen update */
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int anpos; /* position of the animation string */
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int curpathl = 0, lasterrl = 0;
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int calc_item(struct dir *par, char *path, char *name) {
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char tmp[PATH_MAX];
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int calc_item(struct dir *par, char *name) {
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struct dir *t, *d;
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struct stat fs;
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char *tmp;
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if(name[0] == '.' && (name[1] == '\0' || (name[1] == '.' && name[2] == '\0')))
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return 0;
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/* path too long - ignore file */
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if(strlen(path)+strlen(name)+1 > PATH_MAX)
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return 1;
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/* allocate dir and fix references */
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d = calloc(sizeof(struct dir), 1);
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d->parent = par;
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@ -96,17 +93,22 @@ int calc_item(struct dir *par, char *path, char *name) {
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}
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#endif
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/* lstat */
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strcpy(tmp, path);
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strcat(tmp, name);
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/* update curpath */
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tmp = getpath(d);
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if((int)strlen(tmp)+1 > curpathl) {
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curpathl = strlen(tmp)+1;
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curpath = realloc(curpath, curpathl);
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}
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strcpy(curpath, tmp);
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if(lstat(tmp, &fs)) {
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/* lstat */
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if(lstat(d->name, &fs)) {
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d->flags |= FF_ERR;
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return 0;
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}
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/* check for excludes and same filesystem */
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if(exclude_match(tmp))
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if(exclude_match(curpath))
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d->flags |= FF_EXL;
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if(calc_smfs && curdev != fs.st_dev)
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@ -136,20 +138,26 @@ int calc_item(struct dir *par, char *path, char *name) {
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}
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/* recursively walk through the directory tree */
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int calc_dir(struct dir *dest, char *path) {
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/* recursively walk through the directory tree,
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assumes path resides in the cwd */
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int calc_dir(struct dir *dest) {
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struct dir *t;
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DIR *dir;
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char *tmp;
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struct dirent *dr;
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char tmp[PATH_MAX];
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int len;
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int ch;
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if(input_handle(1))
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return 1;
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/* open directory */
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if((dir = opendir(path)) == NULL) {
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strcpy(lasterr, path);
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if((dir = opendir(dest->name)) == NULL) {
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tmp = getpath(dest);
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if(lasterrl < (int)strlen(tmp)+1) {
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lasterrl = strlen(tmp)+1;
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lasterr = realloc(lasterr, lasterrl);
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}
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strcpy(lasterr, tmp);
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dest->flags |= FF_ERR;
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t = dest;
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while((t = t->parent) != NULL)
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@ -157,16 +165,15 @@ int calc_dir(struct dir *dest, char *path) {
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return 0;
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}
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/* add leading slash */
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len = strlen(path);
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if(path[len-1] != '/') {
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path[len] = '/';
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path[++len] = '\0';
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/* chdir */
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if(chdir(dest->name) < 0) {
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dest->flags |= FF_ERR;
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return 0;
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}
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/* read directory */
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while((dr = readdir(dir)) != NULL) {
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if(calc_item(dest, path, dr->d_name))
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if(calc_item(dest, dr->d_name))
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dest->flags |= FF_ERR;
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if(input_handle(1))
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return 1;
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@ -190,13 +197,18 @@ int calc_dir(struct dir *dest, char *path) {
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}
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/* calculate subdirectories */
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ch = 0;
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for(t=dest->sub; t!=NULL; t=t->next)
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if(t->flags & FF_DIR && !(t->flags & FF_EXL || t->flags & FF_OTHFS)) {
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strcpy(tmp, path);
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strcat(tmp, t->name);
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if(calc_dir(t, tmp))
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if(t->flags & FF_DIR && !(t->flags & FF_EXL || t->flags & FF_OTHFS))
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if(calc_dir(t))
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return 1;
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}
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/* chdir back */
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if(chdir("..") < 0) {
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failed = 1;
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strcpy(errmsg, "Couldn't chdir to previous directory");
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return 1;
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}
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return 0;
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}
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@ -295,6 +307,11 @@ void calc_process() {
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strcpy(errmsg, "Directory not found");
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goto fail;
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}
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if(path_chdir(tmp) < 0 || chdir("..") < 0) {
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failed = 1;
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strcpy(errmsg, "Couldn't chdir into directory");
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goto fail;
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}
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/* initialize parent dir */
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t = (struct dir *) calloc(1, sizeof(struct dir));
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@ -306,7 +323,7 @@ void calc_process() {
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curdev = fs.st_dev;
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/* start calculating */
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if(!calc_dir(root, tmp) && !failed) {
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if(!calc_dir(root) && !failed) {
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browse_init(root->sub);
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/* update references and free original item */
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@ -344,10 +361,22 @@ fail:
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void calc_init(char *dir, struct dir *org) {
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failed = anpos = lasterr[0] = 0;
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failed = anpos = 0;
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lastupdate = 999;
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orig = org;
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if(curpathl == 0) {
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curpathl = strlen(dir);
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curpath = malloc(curpathl);
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} else if(curpathl < (int)strlen(dir)+1) {
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curpathl = strlen(dir)+1;
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curpath = realloc(curpath, curpathl);
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}
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strcpy(curpath, dir);
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if(lasterrl == 0) {
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lasterrl = 1;
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lasterr = malloc(lasterrl);
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}
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lasterr[0] = 0;
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pstate = ST_CALC;
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}
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24
src/delete.c
24
src/delete.c
@ -27,6 +27,7 @@
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#include "ncdu.h"
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#include "util.h"
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#include "browser.h"
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#include "path.h"
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#include <string.h>
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#include <errno.h>
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@ -42,10 +43,10 @@
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int delete_delay = 100;
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long lastupdate;
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struct dir *root, *nextsel;
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struct dir *root, *nextsel, *curdir;
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char noconfirm = 0,
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ignoreerr = 0,
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state, seloption, curfile[PATH_MAX];
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state, seloption;
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int lasterrno;
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@ -77,7 +78,7 @@ void delete_draw_confirm() {
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void delete_draw_progress() {
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nccreate(6, 60, "Deleting...");
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ncaddstr(1, 2, cropstr(curfile, 47));
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ncaddstr(1, 2, cropstr(getpath(curdir), 47));
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ncaddstr(4, 41, "Press q to abort");
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}
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@ -85,7 +86,7 @@ void delete_draw_progress() {
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void delete_draw_error() {
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nccreate(6, 60, "Error!");
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ncprint(1, 2, "Can't delete %s:", cropstr(curfile, 42));
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ncprint(1, 2, "Can't delete %s:", cropstr(getpath(curdir), 42));
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ncaddstr(2, 4, strerror(lasterrno));
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if(seloption == 0)
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@ -187,15 +188,14 @@ int delete_key(int ch) {
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int delete_dir(struct dir *dr) {
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struct dir *nxt, *cur;
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int r;
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char file[PATH_MAX];
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char *path;
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getpath(dr, file);
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if(file[strlen(file)-1] != '/')
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strcat(file, "/");
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strcat(file, dr->name);
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/* calling path_chdir() this often isn't exactly efficient... */
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path = getpath(dr->sub);
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path_chdir(path);
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/* check for input or screen resizes */
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strcpy(curfile, file);
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curdir = dr;
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if(input_handle(1))
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return 1;
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@ -210,9 +210,9 @@ int delete_dir(struct dir *dr) {
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return 1;
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}
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}
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r = rmdir(file);
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r = rmdir(dr->name);
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} else
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r = unlink(file);
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r = unlink(dr->name);
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/* error occured, ask user what to do */
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if(r == -1 && !ignoreerr) {
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42
src/util.c
42
src/util.c
@ -35,6 +35,8 @@ int subwinr, subwinc;
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char cropstrdat[4096];
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char formatsizedat[8];
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char fullsizedat[20]; /* max: 999.999.999.999.999 */
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char *getpathdat;
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int getpathdatl = 0;
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char *cropstr(const char *from, int s) {
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@ -208,20 +210,36 @@ void freedir(struct dir *dr) {
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}
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char *getpath(struct dir *cur, char *to) {
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struct dir *d, *list[100];
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int c = 0;
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char *getpath(struct dir *cur) {
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struct dir *d, **list;
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int c, i;
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for(d = cur; (d = d->parent) != NULL; )
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list[c++] = d;
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to[0] = '\0';
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while(c--) {
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if(list[c]->parent && list[c]->parent->name[strlen(list[c]->parent->name)-1] != '/')
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strcat(to, "/");
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strcat(to, list[c]->name);
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c = i = 1;
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for(d=cur; d!=NULL; d=d->parent) {
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i += strlen(d->name)+1;
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c++;
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}
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return to;
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if(getpathdatl == 0) {
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getpathdatl = i;
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getpathdat = malloc(i);
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} else if(getpathdatl < i) {
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getpathdatl = i;
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getpathdat = realloc(getpathdat, i);
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}
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list = malloc(c*sizeof(struct dir *));
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c = 0;
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for(d=cur; d!=NULL; d=d->parent)
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list[c++] = d;
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getpathdat[0] = '\0';
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while(c--) {
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if(list[c]->parent)
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strcat(getpathdat, "/");
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strcat(getpathdat, list[c]->name);
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}
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free(list);
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return getpathdat;
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}
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@ -74,8 +74,9 @@ char *fullsize(const off_t);
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/* recursively free()s a directory tree */
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void freedir(struct dir *);
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/* generates full path from a dir item */
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char *getpath(struct dir *, char *);
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/* generates full path from a dir item,
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returned pointer will be overwritten with a subsequent call */
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char *getpath(struct dir *);
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#endif
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Block a user