Query: pmc_init
OS: freebsd
Section: 3
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
PMC_INIT(3) BSD Library Functions Manual PMC_INIT(3)NAMEpmc_init -- initialize libraryLIBRARYPerformance Counters Library (libpmc, -lpmc)SYNOPSIS#include <pmc.h> int pmc_init(void);DESCRIPTIONFunction pmc_init() initializes the PMC library. This function must be called before any of the other functions in the library.RETURN VALUESThe pmc_init() function returns the value 0 if successful; otherwise the value -1 is returned and the global variable errno is set to indi- cate the error.ERRORSA call to pmc_init() may fail with the following errors: [ENOENT] The hwpmc(4) module was not found in the kernel. [EPROGMISMATCH] The library's version number did not match that expected by hwpmc(4). [ENXIO] PMC hardware on this system is unsupported.SEE ALSOpmc(3), hwpmc(4)BSDNovember 24, 2007 BSD
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