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31 lines
937 B
31 lines
937 B
From c078d4d4bc3a61d186a98e03afc699b11134e09f Mon Sep 17 00:00:00 2001
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From: Lennart Poettering <lennart@poettering.net>
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Date: Wed, 20 Nov 2019 12:22:40 +0100
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Subject: [PATCH] errno-util: add ERRNO_IS_PRIVILEGE() helper
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(cherry picked from commit e884e000714c2db006384058a63788ffcce8c8b8)
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Related: #1977569
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---
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src/basic/util.h | 7 +++++++
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1 file changed, 7 insertions(+)
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diff --git a/src/basic/util.h b/src/basic/util.h
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index c70467f98c..76b76d7e91 100644
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--- a/src/basic/util.h
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+++ b/src/basic/util.h
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@@ -170,6 +170,13 @@ static inline int negative_errno(void) {
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return -errno;
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}
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+/* Two different errors for access problems */
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+static inline bool ERRNO_IS_PRIVILEGE(int r) {
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+ return IN_SET(abs(r),
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+ EACCES,
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+ EPERM);
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+}
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+
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static inline unsigned u64log2(uint64_t n) {
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#if __SIZEOF_LONG_LONG__ == 8
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return (n > 1) ? (unsigned) __builtin_clzll(n) ^ 63U : 0;
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