Drop build dependency on perl in favour of python

configure.librdkafka

@@ -90,10 +90,10 @@ int main (void) {
 	mkl_mkvar_set SYMDUMPER SYMDUMPER 'echo'
     fi
 
-    # The linker-script generator (lds-gen.pl) requires perl
+    # The linker-script generator (lds-gen.py) requires python
     if [[ $WITH_LDS == y ]]; then
-        if ! mkl_command_check perl "HAVE_PERL" "disable" "perl -v"; then
-            mkl_err "disabling linker-script since perl is not available"
+        if ! mkl_command_check python "HAVE_PYTHON" "disable" "python -V"; then
+            mkl_err "disabling linker-script since python is not available"
             mkl_mkvar_set WITH_LDS WITH_LDS "n"
         fi
     fi

lds-gen.py

@@ -0,0 +1,35 @@
+#!/usr/bin/env python
+#
+#
+# Generate linker script to only expose symbols of the public API
+#
+
+import sys
+import re
+
+
+if __name__ == '__main__':
+
+    funcs = list()
+    last_line = ''
+
+    for line in sys.stdin:
+        m = re.match(r'^(\S+.*\s+\**)?(rd_kafka_\S+)\s*\(', line)
+        if m:
+            sym = m.group(2)
+            m2 = re.match(r'(RD_UNUSED|__attribute__\(\(unused\)\))', line)
+            if not m2:
+                funcs.append(sym)
+            last_line = ''
+        else:
+            last_line = line
+
+    print '# Automatically generated by lds-gen.py - DO NOT EDIT'
+    print '{\n global:'
+    if len(funcs) == 0:
+        print '    *;'
+    else:
+        for f in sorted(funcs):
+            print '    %s;' % f
+
+    print '};'

packaging/debian/control

@@ -1,7 +1,7 @@
 Source: librdkafka
 Priority: optional
 Maintainer: Faidon Liambotis <paravoid@debian.org>
-Build-Depends: debhelper (>= 9), zlib1g-dev, libssl-dev, libsasl2-dev, perl
+Build-Depends: debhelper (>= 9), zlib1g-dev, libssl-dev, libsasl2-dev, python
 Standards-Version: 3.9.6
 Section: libs
 Homepage: https://github.com/edenhill/librdkafka

packaging/debian/librdkafka.dsc

@@ -8,7 +8,7 @@ Homepage: https://github.com/edenhill/librdkafka
 Standards-Version: 3.9.6
 Vcs-Browser: https://github.com/edenhill/librdkafka/tree/master
 Vcs-Git: git://github.com/edenhill/librdkafka.git -b master
-Build-Depends: debhelper (>= 9), zlib1g-dev, libssl-dev, libsasl2-dev, perl
+Build-Depends: debhelper (>= 9), zlib1g-dev, libssl-dev, libsasl2-dev, python
 Package-List:
  librdkafka-dev deb libdevel optional arch=any
  librdkafka1 deb libs optional arch=any