[RFC SBC] build: Add configure option --disable-high-precision
From: Luiz Augusto von Dentz <luiz.dentz@gmail.com>
Date: 2013-09-16 09:22:55
Subsystem:
the rest · Maintainer:
Linus Torvalds
From: Luiz Augusto von Dentz <redacted> This enables high precision using 64 bits accumulators by default which can be disabled with --disable-high-precision. --- configure.ac | 8 ++++++++ sbc/sbc_tables.h | 2 -- 2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/configure.ac b/configure.ac
index c052616..5f994d1 100644
--- a/configure.ac
+++ b/configure.ac@@ -58,4 +58,12 @@ if (test "${enable_tester}" != "no"); then fi AM_CONDITIONAL(TESTER, test "${enable_tester}" != "no") +AC_ARG_ENABLE(high-precision, AC_HELP_STRING([--disable-high-precision], + [disable high precision support]), + [enable_high_precision=${enableval}]) +if (test "${enable_high_precision}" != "no"); then + AC_DEFINE(SBC_HIGH_PRECISION, 1, + [Define to 1 to enable high precision build of SBC encoder]) +fi + AC_OUTPUT(Makefile sbc/sbc.pc)
diff --git a/sbc/sbc_tables.h b/sbc/sbc_tables.h
index 25e24e6..3fd80e1 100644
--- a/sbc/sbc_tables.h
+++ b/sbc/sbc_tables.h@@ -136,8 +136,6 @@ static const int32_t synmatrix8[16][8] = { SN8(0xfb8e3130), SN8(0xf8275a10), SN8(0xfe70747c), SN8(0x06a6d988) } }; -/* Uncomment the following line to enable high precision build of SBC encoder */ - /* #define SBC_HIGH_PRECISION */ #ifdef SBC_HIGH_PRECISION
--
1.8.3.1