5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
30 lines
468 B
C
30 lines
468 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Capability utilities
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*/
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#ifdef HAVE_LIBCAP_SUPPORT
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#include "cap.h"
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#include <stdbool.h>
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#include <sys/capability.h>
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bool perf_cap__capable(cap_value_t cap)
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{
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cap_flag_value_t val;
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cap_t caps = cap_get_proc();
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if (!caps)
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return false;
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if (cap_get_flag(caps, cap, CAP_EFFECTIVE, &val) != 0)
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val = CAP_CLEAR;
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if (cap_free(caps) != 0)
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return false;
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return val == CAP_SET;
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}
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#endif /* HAVE_LIBCAP_SUPPORT */
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