fixes #46

* tests using readdir and other
  filesystem related functions fail
  when using 32bit crossdev
  environment without these changes

configure.ac

@@ -20,6 +20,13 @@ m4_ifdef([AM_PROG_AR],
 
 AC_PROG_CXX
 CXXFLAGS="-std=c++11"
+dnl - needed for tests, some fail when _FILE_OFFSET_BITS is not 
+dnl   explicitly set
+dnl - for example, the case of crossdev environment
+dnl   when runing 32bit binaries on a 64bit host;
+dnl   readdir() and other related functions used in some 
+dnl   test cases will return a null pointer and fail
+AC_SYS_LARGEFILE
 
 LT_INIT
 

tests/tests-c-compiler/Makefile.am

@@ -11,8 +11,8 @@ CFLAGS = $(filter-out $(CODE_COVERAGE_CFLAGS), @CFLAGS@)
 TESTS_ENVIRONMENT= \
 				   CC="${CC}" \
 				   CXX="${CXX}" \
-				   CFLAGS="${TESTSUITE_CFLAGS} ${CFLAGS}" \
-				   CXXFLAGS="${CXXFLAGS}" \
+				   CFLAGS="${TESTSUITE_CFLAGS} ${CFLAGS} ${DEFS}" \
+				   CXXFLAGS="${CXXFLAGS} ${DEFS}" \
 				   LDFLAGS="${LDFLAGS}" \
 				   LIBFUZZER_CFLAGS="${LIBFUZZER_CFLAGS}" \
 				   ASAN_ENV_FLAGS="@ASAN_ENV_FLAGS@"       \

tests/tests-c-compiler/check-assembly.sh

@@ -70,8 +70,8 @@ AUTOGENERATED="# This file is autogenerated by $0 ${source_full} ${AFLAGS}"
 # Create a common Makefile for the project
 cat <<END_MAKEFILE > "${testdir}/Makefile"
 ${AUTOGENERATED}
-COMMON_FLAGS= -I.
-CFLAGS = \${COMMON_FLAGS} ${CFLAGS:-} -g -O1
+COMMON_FLAGS= -I. -I${abs_top_srcdir}
+CFLAGS = \${COMMON_FLAGS} ${CFLAGS:-} ${DEFS} -g -O1
 CFLAGS += -DSRCDIR=../${srcdir}
 CXXFLAGS = \${CFLAGS} ${CXXFLAGS}
 LIBFUZZER_CFLAGS = ${LIBFUZZER_CFLAGS}

tests/tests-c-compiler/check-src/check-119.-fwide-types.-gen-PER.c

@@ -5,6 +5,7 @@
  * and finally compared to the original encoding.
  */
 #undef	NDEBUG
+#include <PDU.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/types.h>
@@ -15,8 +16,6 @@
 #include <ctype.h>
 #include <errno.h>
 
-#include <PDU.h>
-
 #ifndef SRCDIR
 #define SRCDIR_S ".."
 #else

tests/tests-c-compiler/check-src/check-119.-gen-PER.c

@@ -5,6 +5,7 @@
  * and finally compared to the original encoding.
  */
 #undef	NDEBUG
+#include <PDU.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/types.h>
@@ -15,8 +16,6 @@
 #include <ctype.h>
 #include <errno.h>
 
-#include <PDU.h>
-
 #ifndef SRCDIR
 #define SRCDIR_S ".."
 #else

tests/tests-c-compiler/check-src/check-126.-gen-PER.c

@@ -4,6 +4,7 @@
  * compared with *.out file, then decoded and compared with the original.
  */
 #undef	NDEBUG
+#include <PDU.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/types.h>
@@ -14,8 +15,6 @@
 #include <ctype.h>
 #include <errno.h>
 
-#include <PDU.h>
-
 #ifndef SRCDIR
 #define SRCDIR_S ".."
 #else

tests/tests-c-compiler/check-src/check-62.c

 #undef	NDEBUG
+#include <T.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/types.h>
@@ -8,8 +9,6 @@
 #include <assert.h>
 #include <errno.h>
 
-#include <T.h>
-
 #ifndef SRCDIR
 #define SRCDIR_S ".."
 #else

tests/tests-c-compiler/check-src/check-70.-fwide-types.c

@@ -5,6 +5,7 @@
  * stream is checked against rules specified in ../data-70/README file.
  */
 #undef	NDEBUG
+#include <PDU.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/types.h>
@@ -15,8 +16,6 @@
 #include <assert.h>
 #include <errno.h>
 
-#include <PDU.h>
-
 #ifndef SRCDIR
 #define SRCDIR_S ".."
 #else

tests/tests-c-compiler/check-src/check-70.c

@@ -5,6 +5,7 @@
  * stream is compared with the corresponding .out file.
  */
 #undef	NDEBUG
+#include <PDU.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/types.h>
@@ -15,8 +16,6 @@
 #include <assert.h>
 #include <errno.h>
 
-#include <PDU.h>
-
 #ifndef SRCDIR
 #define SRCDIR_S ".."
 #else