[oe-commits] [openembedded-core] 14/66: bdwgc: Check for getcontext() API during configure

[git at git.openembedded.org]

rpurdie pushed a commit to branch master
in repository openembedded-core.

commit ee60d562c7352fb5a595274490e7f377645aa650
Author: Khem Raj <raj.khem at gmail.com>
AuthorDate: Thu Mar 17 05:18:17 2016 +0000

    bdwgc: Check for getcontext() API during configure
    
    This helps in compiling dependent components like
    guile where it shows the problem of missing getcontext
    API when using libc which dont implement it e.g. musl
    
    Signed-off-by: Khem Raj <raj.khem at gmail.com>
    Signed-off-by: Ross Burton <ross.burton at intel.com>
---
 ...ac-add-check-for-NO_GETCONTEXT-definition.patch | 29 ++++++++++++++++++++++
 meta/recipes-support/bdwgc/bdwgc_7.4.2.bb          |  1 +
 2 files changed, 30 insertions(+)

diff --git a/meta/recipes-support/bdwgc/bdwgc/0001-configure.ac-add-check-for-NO_GETCONTEXT-definition.patch b/meta/recipes-support/bdwgc/bdwgc/0001-configure.ac-add-check-for-NO_GETCONTEXT-definition.patch
new file mode 100644
index 0000000..8ef774f
--- /dev/null
+++ b/meta/recipes-support/bdwgc/bdwgc/0001-configure.ac-add-check-for-NO_GETCONTEXT-definition.patch
@@ -0,0 +1,29 @@
+configure.ac: add check for NO_GETCONTEXT definition
+
+Signed-off-by: Samuel Martin <s.martin49 at gmail.com>
+[yann.morin.1998 at free.fr: add a comment, change variable name, use
+ AS_IF, remove debug traces, use AC_CHECK_FUNCS (as suggested by
+ Thomas)]
+Signed-off-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
+Cc: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
+
+---
+Upstream-Status: Pending
+ configure.ac | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+--- bdwgc-7.2f.orig/configure.ac	2014-06-01 19:00:47.000000000 +0200
++++ bdwgc-7.2f/configure.ac	2014-12-23 14:13:11.585716713 +0100
+@@ -365,6 +365,12 @@
+   AC_MSG_RESULT($ac_cv_fno_strict_aliasing)
+ fi
+ 
++# Check for getcontext (uClibc can be configured without it, for example)
++AC_CHECK_FUNCS([getcontext])
++AS_IF([test "$ac_cv_func_getcontext" = "no"],
++  [CFLAGS="$CFLAGS -DNO_GETCONTEXT"
++   CPPFLAGS="$CPPFLAGS -DNO_GETCONTEXT"])
++
+ case "$host" in
+ # While IRIX 6 has libdl for the O32 and N32 ABIs, it's missing for N64
+ # and unnecessary everywhere.
diff --git a/meta/recipes-support/bdwgc/bdwgc_7.4.2.bb b/meta/recipes-support/bdwgc/bdwgc_7.4.2.bb
index 95e358f..209f533 100644
--- a/meta/recipes-support/bdwgc/bdwgc_7.4.2.bb
+++ b/meta/recipes-support/bdwgc/bdwgc_7.4.2.bb
@@ -23,6 +23,7 @@ LIC_FILES_CHKSUM = "file://README.QUICK;md5=55f5088f90a982fed7af9a4897047ef7"
 
 SRC_URI = "http://www.hboehm.info/gc/gc_source/gc-${PV}.tar.gz \
            file://0001-fix-build-with-musl.patch \
+           file://0001-configure.ac-add-check-for-NO_GETCONTEXT-definition.patch \
           "
 
 SRC_URI[md5sum] = "12c05fd2811d989341d8c6d81f66af87"

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