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comparison lib/lib.h @ 580:4877cff01b25

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dirtree logic cleanup: switch DIRTREE_NORECURSE and DIRTREE_NOSAVE to DIRTREE_RECURSE and DIRTREE_SAVE.
author Rob Landley <rob@landley.net>
date Sun, 20 May 2012 15:00:19 -0500
parents 44abf4d901f3
children 1dcd7994abea
comparison
equal deleted inserted replaced
579:6a7d64f51b1b 580:4877cff01b25
46 // dirtree.c 46 // dirtree.c
47 47
48 // Values returnable from callback function (bitfield, or them together) 48 // Values returnable from callback function (bitfield, or them together)
49 // Default with no callback is 0 49 // Default with no callback is 0
50 50
51 // Do not add this node to the tree 51 // Add this node to the tree
52 #define DIRTREE_NOSAVE 1 52 #define DIRTREE_SAVE 1
53 // Do not recurse into children 53 // Recurse into children
54 #define DIRTREE_NORECURSE 2 54 #define DIRTREE_RECURSE 2
55 // Call again after handling all children (Directories only. Sets linklen = -1) 55 // Call again after handling all children of this directory
56 // (Ignored for non-directories, sets linklen = -1 before second call.)
56 #define DIRTREE_COMEAGAIN 4 57 #define DIRTREE_COMEAGAIN 4
57 // Follow symlinks to directories 58 // Follow symlinks to directories
58 #define DIRTREE_SYMFOLLOW 8 59 #define DIRTREE_SYMFOLLOW 8
59 // Abort recursive dirtree. (Forces NOSAVE and NORECURSE on this entry.) 60 // Don't look at any more files in this directory.
60 #define DIRTREE_ABORT (256|DIRTREE_NOSAVE|DIRTREE_NORECURSE) 61 #define DIRTREE_ABORT 256
61 62
62 #define DIRTREE_ABORTVAL ((struct dirtree *)1) 63 #define DIRTREE_ABORTVAL ((struct dirtree *)1)
63 64
64 struct dirtree { 65 struct dirtree {
65 struct dirtree *next, *parent, *child; 66 struct dirtree *next, *parent, *child;
70 char name[]; 71 char name[];
71 }; 72 };
72 73
73 struct dirtree *dirtree_add_node(int dirfd, char *name); 74 struct dirtree *dirtree_add_node(int dirfd, char *name);
74 char *dirtree_path(struct dirtree *node, int *plen); 75 char *dirtree_path(struct dirtree *node, int *plen);
75 int dirtree_isdotdot(struct dirtree *catch); 76 int dirtree_notdotdot(struct dirtree *catch);
76 struct dirtree *handle_callback(struct dirtree *new, 77 struct dirtree *handle_callback(struct dirtree *new,
77 int (*callback)(struct dirtree *node)); 78 int (*callback)(struct dirtree *node));
78 void dirtree_recurse(struct dirtree *node, 79 void dirtree_recurse(struct dirtree *node,
79 int (*callback)(struct dirtree *node)); 80 int (*callback)(struct dirtree *node));
80 struct dirtree *dirtree_read(char *path, int (*callback)(struct dirtree *node)); 81 struct dirtree *dirtree_read(char *path, int (*callback)(struct dirtree *node));