diff options
Diffstat (limited to 'lib/lib.h')
| -rw-r--r-- | lib/lib.h | 42 |
1 files changed, 35 insertions, 7 deletions
@@ -17,6 +17,9 @@ ssize_t getline(char **lineptr, size_t *n, FILE *stream); // llist.c +// All these list types can be handled by the same code because first element +// is always next pointer, so next = (mytype *)&struct. + struct string_list { struct string_list *next; char str[0]; @@ -28,8 +31,7 @@ struct arg_list { }; struct double_list { - struct double_list *next; - struct double_list *prev; + struct double_list *next, *prev; char *data; }; @@ -42,16 +44,40 @@ struct double_list *dlist_add(struct double_list **list, char *data); void get_optflags(void); // dirtree.c + +// Values returnable from callback function (bitfield, or them together) +// Default with no callback is 0 + +// Do not add this node to the tree +#define DIRTREE_NOSAVE 1 +// Do not recurse into children +#define DIRTREE_NORECURSE 2 +// Call again after handling all children (Directories only. Sets linklen = -1) +#define DIRTREE_COMEAGAIN 4 +// Follow symlinks to directories +#define DIRTREE_SYMFOLLOW 8 +// Abort recursive dirtree. (Forces NOSAVE and NORECURSE on this entry.) +#define DIRTREE_ABORT (256|DIRTREE_NOSAVE|DIRTREE_NORECURSE) + +#define DIRTREE_ABORTVAL ((struct dirtree *)1) + struct dirtree { - struct dirtree *next, *child, *parent; + struct dirtree *next, *parent, *child; + long extra; // place for user to store their stuff (can be pointer) + long data; // dirfd for directory, linklen for symlink struct stat st; - int depth; + char *symlink; char name[]; }; -struct dirtree *dirtree_add_node(char *path); -struct dirtree *dirtree_read(char *path, struct dirtree *parent, - int (*callback)(char *path, struct dirtree *node)); +struct dirtree *dirtree_add_node(int dirfd, char *name); +char *dirtree_path(struct dirtree *node, int *plen); +int dirtree_isdotdot(struct dirtree *catch); +struct dirtree *handle_callback(struct dirtree *new, + int (*callback)(struct dirtree *node)); +void dirtree_recurse(struct dirtree *node, + int (*callback)(struct dirtree *node)); +struct dirtree *dirtree_read(char *path, int (*callback)(struct dirtree *node)); // lib.c void xstrcpy(char *dest, char *src, size_t size); @@ -76,6 +102,7 @@ void xunlink(char *path); int xcreate(char *path, int flags, int mode); int xopen(char *path, int flags); void xclose(int fd); +int xdup(int fd); FILE *xfopen(char *path, char *mode); ssize_t readall(int fd, void *buf, size_t len); ssize_t writeall(int fd, void *buf, size_t len); @@ -97,6 +124,7 @@ void itoa_to_buf(int n, char *buf, unsigned buflen); char *utoa(unsigned n); char *itoa(int n); long atolx(char *c); +int numlen(long l); off_t fdlength(int fd); char *xreadlink(char *name); void loopfiles_rw(char **argv, int flags, int permissions, int failok, |