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authorEelco Dolstra <edolstra@gmail.com>2019-01-10T09·10+0100
committerEelco Dolstra <edolstra@gmail.com>2019-01-10T20·02+0100
commit44a8b17556464306d6de0ff9cc6907fd7971fba8 (patch)
tree85f448dadcc821b1f50c508fc4b8063b371824ef
parent7af5f70139d85cae773a4cd58b0708363bf44f9a (diff)
Revert "Remove some bashisms from configure.ac"
This reverts commit e8b0efdcc9d6329b299937790360cac8b9b256c9.
-rw-r--r--configure.ac17
1 files changed, 6 insertions, 11 deletions
diff --git a/configure.ac b/configure.ac
index 4f00ff0143bd..5a2526672fdb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -212,11 +212,9 @@ AC_SUBST(ENABLE_S3, [$enable_s3])
 AC_LANG_POP(C++)
 
 if test -n "$enable_s3"; then
-  aws_version_tokens="$(printf '#include <aws/core/VersionConfig.h>\nAWS_SDK_VERSION_STRING' | $CPP $CPPFLAGS - | grep -v '^#.*' | sed 's/"//g' | tr '.' ' ')"
-  aws_major_version="$(awk -v ver="${aws_version_tokens}" '{print $1}')"
-  aws_minor_version="$(awk -v ver="${aws_version_tokens}" '{print $2}')"
-  AC_DEFINE_UNQUOTED([AWS_VERSION_MAJOR], ${aws_major_version}, [Major version of aws-sdk-cpp.])
-  AC_DEFINE_UNQUOTED([AWS_VERSION_MINOR], ${aws_minor_version}, [Minor version of aws-sdk-cpp.])
+  declare -a aws_version_tokens=($(printf '#include <aws/core/VersionConfig.h>\nAWS_SDK_VERSION_STRING' | $CPP $CPPFLAGS - | grep -v '^#.*' | sed 's/"//g' | tr '.' ' '))
+  AC_DEFINE_UNQUOTED([AWS_VERSION_MAJOR], ${aws_version_tokens@<:@0@:>@}, [Major version of aws-sdk-cpp.])
+  AC_DEFINE_UNQUOTED([AWS_VERSION_MINOR], ${aws_version_tokens@<:@1@:>@}, [Minor version of aws-sdk-cpp.])
 fi
 
 
@@ -274,12 +272,9 @@ AC_SUBST(sandbox_shell)
 test "$prefix" = NONE && prefix=$ac_default_prefix
 test "$exec_prefix" = NONE && exec_prefix='${prefix}'
 for name in $ac_subst_vars; do
-    for _ in 1 2 3; do
-    if printf '%s' "${name}" | egrep '^[_[:alpha:]][_[:alnum:]]*$'
-    then
-        eval "${name}"="$(eval echo "\${${name}}")"
-    fi
-    done
+    declare $name="$(eval echo "${!name}")"
+    declare $name="$(eval echo "${!name}")"
+    declare $name="$(eval echo "${!name}")"
 done
 
 rm -f Makefile.config