description
git-svn-id: https://asn1c.svn.sourceforge.net/svnroot/asn1c/trunk@1198 59561ff5-6e30-0410-9f3c-9617f08c8826
diff --git a/examples/sample.makefile.regen b/examples/sample.makefile.regen
index eb0958f..64a3aad 100755
--- a/examples/sample.makefile.regen
+++ b/examples/sample.makefile.regen
@@ -1,4 +1,15 @@
#!/bin/sh
+#
+# This script attempts to compile the given ASN.1 specification and then
+# transforms the resulting Makefile.am.sample tailored to that specification
+# into a customized Makefile.
+#
+# The information which is necessary for this script is passed from the
+# Makefile which is going to be replaced with an updated Makefile.
+# This is called "boot-strapping" and is frequently the source of inside jokes.
+#
+# $Id$
+#
if test -z "$ASN1PDU" \
-o -z "$ASN1MODULES" \
@@ -12,7 +23,7 @@
exit
fi
-ASN1PDU=`echo "$ASN1PDU" | tr - _`
+ASN1DEFPDU=`echo "$ASN1PDU" | tr - _`
../../asn1c/asn1c -S ../../skeletons ${ASN1CMDOPTS} ${ASN1MODULES} || exit $?
@@ -21,33 +32,36 @@
exit 1
fi
-EXTRA_CFLAGS=""
-
-if test -f config.h ; then
- EXTRA_CFLAGS="$EXTRA_CFLAGS -DHAVE_CONFIG_H"
-fi
+CFLAGS=""
FIXEDPDU=`echo "[$ASN1CMDOPTS]" | sed -e "s/.*-pdu=auto.*//"`
if test ! "$FIXEDPDU" ; then
- EXTRA_CFLAGS="$EXTRA_CFLAGS -DASN_PDU_COLLECTION"
+ CFLAGS="$CFLAGS -DASN_PDU_COLLECTION"
+fi
+
+if test -f config.h ; then
+ CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
fi
set -x
cat Makefile.am.sample \
- | sed -e "s/^CFLAGS.*/CFLAGS += -I. $EXTRA_CFLAGS -DPDU=${ASN1PDU}/" \
+ | sed -e "s/^CFLAGS.*/CFLAGS +=$CFLAGS -DPDU=${ASN1DEFPDU} -I./" \
| sed -e "s/^all: /all: ${ASN1PDU}.c /" \
| sed -e "s/progname/${PROGNAME}/" \
> Makefile.$$
( echo
echo "${ASN1PDU}.c: $0"
+ echo " make regen-makefile"
+ echo " @touch ${ASN1PDU}.c"
+ echo " make"
+ echo
+ echo "regen-makefile:"
echo " ASN1CMDOPTS=\"${ASN1CMDOPTS}\" \\"
echo " ASN1MODULES=\"${ASN1MODULES}\" \\"
echo " ASN1PDU=${ASN1PDU} \\"
echo " PROGNAME=${PROGNAME} \\"
echo " $0"
- echo " @touch ${ASN1PDU}.c"
- echo " make"
echo
echo 'check: ${TARGET}'
echo " @if test -f ./sample-${ASN1PDU}-1.[db]er ; then \\"