In case of an error unlink_recursive returns errno which is positive. Return -errno instead. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
58 lines
1 KiB
C
58 lines
1 KiB
C
#include <common.h>
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#include <errno.h>
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#include <libbb.h>
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#include <fs.h>
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static char unlink_recursive_failedpath[PATH_MAX];
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struct data {
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int error;
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};
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static int file_action(const char *filename, struct stat *statbuf,
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void *userdata, int depth)
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{
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struct data *data = userdata;
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int ret;
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ret = unlink(filename);
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if (ret) {
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strcpy(unlink_recursive_failedpath, filename);
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data->error = ret;
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}
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return ret ? 0 : 1;
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}
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static int dir_action(const char *dirname, struct stat *statbuf,
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void *userdata, int depth)
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{
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struct data *data = userdata;
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int ret;
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ret = rmdir(dirname);
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if (ret) {
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strcpy(unlink_recursive_failedpath, dirname);
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data->error = ret;
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}
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return ret ? 0 : 1;
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}
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int unlink_recursive(const char *path, char **failedpath)
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{
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struct data data = {};
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int ret;
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if (failedpath)
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*failedpath = NULL;
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ret = recursive_action(path, ACTION_RECURSE | ACTION_DEPTHFIRST,
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file_action, dir_action, &data, 0);
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if (!ret && failedpath)
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*failedpath = unlink_recursive_failedpath;
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return ret ? 0 : -errno;
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}
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