[alsa-devel] [PATCH] Add nommu support for alsa-utils

[Takashi Iwai]

At Wed, 27 Nov 2013 18:03:59 +0800,
Aaron Wu wrote:
> 
> Signed-off-by: Aaron Wu <aaron.wu at analog.com>
> 
> Add nommu support for alsa-utils mainly for Blackfin

Please send the patch against alsa-utils...


thanks,

Takashi

> ---
>  package/alsa-utils/alsa-utils-nommu.patch |   54 +++++++++++++++++++++++++++++
>  package/alsa-utils/alsa-utils.mk          |    1 +
>  2 files changed, 55 insertions(+)
>  create mode 100644 package/alsa-utils/alsa-utils-nommu.patch
> 
> diff --git a/package/alsa-utils/alsa-utils-nommu.patch b/package/alsa-utils/alsa-utils-nommu.patch
> new file mode 100644
> index 0000000..c0227f5
> --- /dev/null
> +++ b/package/alsa-utils/alsa-utils-nommu.patch
> @@ -0,0 +1,54 @@
> +diff -Nur alsa-utils-1.0.26/alsactl/init_utils_run.c alsa-utils-1.0.26-new/alsactl/init_utils_run.c
> +--- alsa-utils-1.0.26/alsactl/init_utils_run.c	2012-09-06 15:52:57.000000000 +0800
> ++++ alsa-utils-1.0.26-new/alsactl/init_utils_run.c	2013-10-22 02:19:06.210649921 +0800
> +@@ -88,8 +88,11 @@
> + 		strlcat(program, argv[0], sizeof(program));
> + 		argv[0] = program;
> + 	}
> +-
> ++#ifdef HAVE_FORK
> + 	pid = fork();
> ++#else
> ++	pid = vfork();
> ++#endif
> + 	switch(pid) {
> + 	case 0:
> + 		/* child closes parent ends of pipes */
> +diff -Nur alsa-utils-1.0.26/alsaloop/alsaloop.c alsa-utils-1.0.26-new/alsaloop/alsaloop.c
> +--- alsa-utils-1.0.26/alsaloop/alsaloop.c	2012-09-06 15:52:57.000000000 +0800
> ++++ alsa-utils-1.0.26-new/alsaloop/alsaloop.c	2013-10-22 02:21:26.994650695 +0800
> +@@ -850,14 +850,22 @@
> + 			logit(LOG_CRIT, "daemon() failed: %s\n", strerror(errno));
> + 			exit(EXIT_FAILURE);
> + 		}
> ++		#ifdef HAVE_FORK
> + 		i = fork();
> ++		#else
> ++		i = vfork();
> ++		#endif
> + 		if (i < 0) {
> + 			logit(LOG_CRIT, "fork() failed: %s\n", strerror(errno));
> + 			exit(EXIT_FAILURE);
> + 		}
> + 		if (i > 0) {
> + 			/* wait(&i); */
> ++			#ifdef HAVE_FORK
> + 			exit(EXIT_SUCCESS);
> ++			#else
> ++			_exit(EXIT_SUCCESS);
> ++			#endif
> + 		}
> + 	}
> + 
> +diff -Nur alsa-utils-1.0.26/configure.in alsa-utils-1.0.26-new/configure.in
> +--- alsa-utils-1.0.26/configure.in	2012-09-06 16:45:44.000000000 +0800
> ++++ alsa-utils-1.0.26-new/configure.in	2013-10-23 02:25:40.391127379 +0800
> +@@ -23,6 +23,8 @@
> +   AC_MSG_RESULT($CC)
> + fi
> + 
> ++
> ++AC_CHECK_FUNC([fork])
> + AC_PROG_CC
> + dnl AC_PROG_CXX
> + AC_PROG_INSTALL
> diff --git a/package/alsa-utils/alsa-utils.mk b/package/alsa-utils/alsa-utils.mk
> index b951112..4956e04 100644
> --- a/package/alsa-utils/alsa-utils.mk
> +++ b/package/alsa-utils/alsa-utils.mk
> @@ -9,6 +9,7 @@ ALSA_UTILS_SOURCE = alsa-utils-$(ALSA_UTILS_VERSION).tar.bz2
>  ALSA_UTILS_SITE = http://alsa.cybermirror.org/utils
>  ALSA_UTILS_LICENSE = GPLv2
>  ALSA_UTILS_LICENSE_FILES = COPYING
> +ALSA_UTILS_AUTORECONF = YES
>  ALSA_UTILS_INSTALL_STAGING = YES
>  ALSA_UTILS_DEPENDENCIES = host-gettext alsa-lib \
>  	$(if $(BR2_PACKAGE_NCURSES),ncurses)
> -- 
> 1.7.9.5
> 
> 
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