lsx: detect read errors
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1b6f9f9451
commit
19a37c60e3
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@ -1,5 +1,6 @@
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/* See LICENSE file for copyright and license details. */
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#include <dirent.h>
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#include <errno.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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@ -28,14 +29,15 @@ lsx(const char *dir) {
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struct stat st;
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DIR *dp;
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if(!(dp = opendir(dir))) {
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for(dp = opendir(dir); dp && (d = readdir(dp)); errno = 0)
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if(snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name) < (int)sizeof buf
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&& access(buf, X_OK) == 0 && stat(buf, &st) == 0 && S_ISREG(st.st_mode))
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puts(d->d_name);
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if(errno != 0) {
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status = EXIT_FAILURE;
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perror(dir);
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return;
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}
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while((d = readdir(dp)))
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if(snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name) < (int)sizeof buf
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&& stat(buf, &st) == 0 && S_ISREG(st.st_mode) && access(buf, X_OK) == 0)
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puts(d->d_name);
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closedir(dp);
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if(dp)
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closedir(dp);
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}
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