54 lines
1.6 KiB
Diff
54 lines
1.6 KiB
Diff
diff --git a/syscall.c b/syscall.c
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index b9c3b4ef..11d10e4a 100644
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--- a/syscall.c
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+++ b/syscall.c
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@@ -227,27 +227,35 @@ int do_open(const char *pathname, int flags, mode_t mode)
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#ifdef HAVE_CHMOD
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int do_chmod(const char *path, mode_t mode)
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{
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+ static int switch_step = 0;
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int code;
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if (dry_run) return 0;
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RETURN_ERROR_IF_RO_OR_LO;
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+ switch (switch_step) {
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#ifdef HAVE_LCHMOD
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- code = lchmod(path, mode & CHMOD_BITS);
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-#else
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- if (S_ISLNK(mode)) {
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+#include "case_N.h"
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+ if ((code = lchmod(path, mode & CHMOD_BITS)) == 0 || errno != ENOTSUP)
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+ break;
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+ switch_step++;
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+#endif
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+
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+#include "case_N.h"
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+ if (S_ISLNK(mode)) {
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# if defined HAVE_SETATTRLIST
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- struct attrlist attrList;
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- uint32_t m = mode & CHMOD_BITS; /* manpage is wrong: not mode_t! */
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+ struct attrlist attrList;
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+ uint32_t m = mode & CHMOD_BITS; /* manpage is wrong: not mode_t! */
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- memset(&attrList, 0, sizeof attrList);
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- attrList.bitmapcount = ATTR_BIT_MAP_COUNT;
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- attrList.commonattr = ATTR_CMN_ACCESSMASK;
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- code = setattrlist(path, &attrList, &m, sizeof m, FSOPT_NOFOLLOW);
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+ memset(&attrList, 0, sizeof attrList);
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+ attrList.bitmapcount = ATTR_BIT_MAP_COUNT;
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+ attrList.commonattr = ATTR_CMN_ACCESSMASK;
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+ code = setattrlist(path, &attrList, &m, sizeof m, FSOPT_NOFOLLOW);
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# else
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- code = 1;
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+ code = 1;
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# endif
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- } else
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- code = chmod(path, mode & CHMOD_BITS); /* DISCOURAGED FUNCTION */
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-#endif /* !HAVE_LCHMOD */
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+ } else
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+ code = chmod(path, mode & CHMOD_BITS); /* DISCOURAGED FUNCTION */
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+ break;
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+ }
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if (code != 0 && (preserve_perms || preserve_executability))
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return code;
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return 0;
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