From 22662ca56086ddb7240dc84a68ad89c785682f36 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Sun, 1 Jul 2012 19:38:40 +0200 Subject: attributes: add av_noreturn Also use it in the declaration of the various exit_program implementations in avtools. inspired by a clang-scan report. --- cmdutils.h | 2 +- libavutil/attributes.h | 6 ++++++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/cmdutils.h b/cmdutils.h index 793a1e83c4..ca4f4c1e8c 100644 --- a/cmdutils.h +++ b/cmdutils.h @@ -373,7 +373,7 @@ FILE *get_preset_file(char *filename, size_t filename_size, * Do all the necessary cleanup and abort. * This function is implemented in the avtools, not cmdutils. */ -void exit_program(int ret); +av_noreturn void exit_program(int ret); /** * Realloc array to hold new_size elements of elem_size. diff --git a/libavutil/attributes.h b/libavutil/attributes.h index 7a9b18b808..292a0a1a88 100644 --- a/libavutil/attributes.h +++ b/libavutil/attributes.h @@ -113,4 +113,10 @@ # define av_printf_format(fmtpos, attrpos) #endif +#if AV_GCC_VERSION_AT_LEAST(2,5) +# define av_noreturn __attribute__((noreturn)) +#else +# define av_noreturn +#endif + #endif /* AVUTIL_ATTRIBUTES_H */ -- cgit v1.2.3