From ba16785bd30e652a5d606d7059336e6d6eb7a0c2 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Sat, 5 Jan 2019 19:06:36 -0500
Subject: project: custom config: added cfgdefs_detect_libc_version().

---
 project/config/cfgdefs.in |  6 ++++++
 project/config/cfgdefs.sh | 40 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 project/config/cfgdefs.in

diff --git a/project/config/cfgdefs.in b/project/config/cfgdefs.in
new file mode 100644
index 0000000..4299d59
--- /dev/null
+++ b/project/config/cfgdefs.in
@@ -0,0 +1,6 @@
+# libc
+LIBC_VER                 = @libc_ver@
+LIBC_MAJOR               = @libc_major@
+LIBC_MINOR               = @libc_minor@
+LIBC_MICRO               = @libc_micro@
+
diff --git a/project/config/cfgdefs.sh b/project/config/cfgdefs.sh
index eb04350..20daffc 100644
--- a/project/config/cfgdefs.sh
+++ b/project/config/cfgdefs.sh
@@ -39,8 +39,48 @@ cfgdefs_set_arch()
 	fi
 }
 
+
+cfgdefs_detect_libc_version()
+{
+	mb_libc_verinfo=$(cat "$mb_source_dir/VERSION")
+
+	case "$mb_libc_verinfo" in
+		*.*.* )
+			libc_ver=${mb_libc_verinfo}
+			libc_major=${mb_libc_verinfo%.*.*}
+			libc_micro=${mb_libc_verinfo#*.*.}
+
+			libc_minor=${libc_ver#*.}
+			libc_minor=${libc_minor%.*}
+			;;
+		* )
+			error_msg "Could not properly parse $mb_source_dir/VERSION"
+			exit 2
+	esac
+}
+
+
+cfgdefs_output_custom_defs()
+{
+	sed \
+			-e 's/@libc_ver@/'"$libc_ver"'/g'       \
+			-e 's/@libc_major@/'"$libc_major"'/g'   \
+			-e 's/@libc_minor@/'"$libc_minor"'/g'   \
+			-e 's/@libc_micro@/'"$libc_micro"'/g'   \
+		"$mb_project_dir/project/config/cfgdefs.in"         \
+	| sed -e 's/[ \t]*$//g'                                     \
+			>> "$mb_pwd/cfgdefs.mk"
+}
+
+
 # arch
 cfgdefs_set_arch
 
+# libc version info
+cfgdefs_detect_libc_version
+
+# cfgdefs.in --> cfgdefs.mk
+cfgdefs_output_custom_defs
+
 # all done
 return 0
-- 
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