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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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/* * Default error logging functions */static int perf_stdio__error(const char *format, va_list args){ fprintf(stderr, "Error:\n"); vfprintf(stderr, format, args); return 0;}
static int perf_stdio__warning(const char *format, va_list args){ if (quiet) return 0;
fprintf(stderr, "Warning:\n"); vfprintf(stderr, format, args); return 0;}
static struct perf_error_ops default_eops ={ .error = perf_stdio__error, .warning = perf_stdio__warning,};
static struct perf_error_ops *perf_eops = &default_eops;
int ui__error(const char *format, ...){ int ret; va_list args;
va_start(args, format); ret = perf_eops->error(format, args); va_end(args);
return ret;}
int ui__warning(const char *format, ...){ int ret; va_list args; if (quiet) return 0;
va_start(args, format); ret = perf_eops->warning(format, args); va_end(args);
return ret;}
/** * perf_error__register - Register error logging functions * @eops: The pointer to error logging function struct * * Register UI-specific error logging functions. Before calling this, * other logging functions should be unregistered, if any. */int perf_error__register(struct perf_error_ops *eops){ if (perf_eops != &default_eops) return -1;
perf_eops = eops; return 0;}
/** * perf_error__unregister - Unregister error logging functions * @eops: The pointer to error logging function struct * * Unregister already registered error logging functions. */int perf_error__unregister(struct perf_error_ops *eops){ if (perf_eops != eops) return -1;
perf_eops = &default_eops; return 0;}