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annotate pirollback/treewalk.c @ 224:148b5fd6c10e

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pirelli/charging/i2v: note added
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 28 Nov 2017 02:14:44 +0000
parents 9f4469766c74
children
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43
9f4469766c74 pirollback: tree walk implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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1 #include <sys/types.h>
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2 #include <stdio.h>
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3 #include <stdlib.h>
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4 #include "types.h"
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5 #include "struct.h"
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6
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7 extern struct inode_info inode[];
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8 extern int last_inode;
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9
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10 static void
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11 walk_level(curlev)
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12 {
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13 int child;
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14
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15 for (child = inode[curlev].descend; child;
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16 child = inode[child].sibling) {
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17 inode[child].parent = curlev;
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18 walk_level(child);
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19 }
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20 }
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21
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22 walk_tree()
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23 {
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24 if (inode[1].type != 0xF2 || *(inode[1].dataptr) != '/' ||
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25 inode[1].sibling) {
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26 fprintf(stderr, "error: inode #1 is not the active root\n");
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27 exit(1);
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28 }
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29 walk_level(1);
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30 }