diff options
| -rw-r--r-- | tools/include/linux/compiler-gcc.h | 2 | ||||
| -rw-r--r-- | tools/perf/util/scripting-engines/trace-event-python.c | 3 | ||||
| -rw-r--r-- | tools/perf/util/usage.c | 6 | ||||
| -rw-r--r-- | tools/perf/util/util.h | 10 |
4 files changed, 11 insertions, 10 deletions
diff --git a/tools/include/linux/compiler-gcc.h b/tools/include/linux/compiler-gcc.h index 825d44f89a29..a3deb74cb070 100644 --- a/tools/include/linux/compiler-gcc.h +++ b/tools/include/linux/compiler-gcc.h @@ -19,3 +19,5 @@ /* &a[0] degrades to a pointer: a different type from an array */ #define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0])) + +#define __noreturn __attribute__((noreturn)) diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c index 40de3cb40d21..57b7a00e6f16 100644 --- a/tools/perf/util/scripting-engines/trace-event-python.c +++ b/tools/perf/util/scripting-engines/trace-event-python.c @@ -28,6 +28,7 @@ #include <stdbool.h> #include <errno.h> #include <linux/bitmap.h> +#include <linux/compiler.h> #include <linux/time64.h> #include "../../perf.h" @@ -84,7 +85,7 @@ struct tables { static struct tables tables_global; -static void handler_call_die(const char *handler_name) NORETURN; +static void handler_call_die(const char *handler_name) __noreturn; static void handler_call_die(const char *handler_name) { PyErr_Print(); diff --git a/tools/perf/util/usage.c b/tools/perf/util/usage.c index 996046a66fe5..aacb65e079aa 100644 --- a/tools/perf/util/usage.c +++ b/tools/perf/util/usage.c @@ -16,13 +16,13 @@ static void report(const char *prefix, const char *err, va_list params) fprintf(stderr, " %s%s\n", prefix, msg); } -static NORETURN void usage_builtin(const char *err) +static __noreturn void usage_builtin(const char *err) { fprintf(stderr, "\n Usage: %s\n", err); exit(129); } -static NORETURN void die_builtin(const char *err, va_list params) +static __noreturn void die_builtin(const char *err, va_list params) { report(" Fatal: ", err, params); exit(128); @@ -40,7 +40,7 @@ static void warn_builtin(const char *warn, va_list params) /* If we are in a dlopen()ed .so write to a global variable would segfault * (ugh), so keep things static. */ -static void (*usage_routine)(const char *err) NORETURN = usage_builtin; +static void (*usage_routine)(const char *err) __noreturn = usage_builtin; static void (*error_routine)(const char *err, va_list params) = error_builtin; static void (*warn_routine)(const char *err, va_list params) = warn_builtin; diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h index 5dfb9bb6482d..024b108dbbf6 100644 --- a/tools/perf/util/util.h +++ b/tools/perf/util/util.h @@ -11,20 +11,18 @@ #include <stddef.h> #include <stdlib.h> #include <stdarg.h> +#include <linux/compiler.h> #include <linux/types.h> -#ifdef __GNUC__ -#define NORETURN __attribute__((__noreturn__)) -#else -#define NORETURN +#ifndef __GNUC__ #ifndef __attribute__ #define __attribute__(x) #endif #endif /* General helper functions */ -void usage(const char *err) NORETURN; -void die(const char *err, ...) NORETURN __attribute__((format (printf, 1, 2))); +void usage(const char *err) __noreturn; +void die(const char *err, ...) __noreturn __attribute__((format (printf, 1, 2))); int error(const char *err, ...) __attribute__((format (printf, 1, 2))); void warning(const char *err, ...) __attribute__((format (printf, 1, 2))); |