utils: Constify the posix clock interface.
The function to open a posix clock never modifies the passed in string. This patch adds the const keyword to ensure this function stays that way. Signed-off-by: Richard Cochran <richardcochran@gmail.com> Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>master
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e4d1988f54
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9dcd6c31e7
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util.c
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util.c
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@ -190,7 +190,7 @@ char *portaddr2str(struct PortAddress *addr)
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return buf;
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return buf;
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}
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}
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clockid_t posix_clock_open(char *device, int *phc_index)
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clockid_t posix_clock_open(const char *device, int *phc_index)
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{
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{
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struct sk_ts_info ts_info;
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struct sk_ts_info ts_info;
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char phc_device[19];
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char phc_device[19];
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2
util.h
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util.h
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@ -116,7 +116,7 @@ char *portaddr2str(struct PortAddress *addr);
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* @param phc_index Returns the PHC index, if any.
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* @param phc_index Returns the PHC index, if any.
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* @return A valid clock ID on success or CLOCK_INVALID otherwise.
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* @return A valid clock ID on success or CLOCK_INVALID otherwise.
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*/
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*/
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clockid_t posix_clock_open(char *device, int *phc_index);
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clockid_t posix_clock_open(const char *device, int *phc_index);
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/**
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/**
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* Compare two port identities for equality.
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* Compare two port identities for equality.
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