3 files changed, 83 insertions, 0 deletions
diff --git a/m4/linker-script.m4 b/m4/linker-script.m4
new file mode 100644
index 0000000..edf0469
--- /dev/null
+++ b/m4/linker-script.m4
@@ -0,0 +1,29 @@
+# linker-script.m4 serial 1
+dnl Copyright (C) 2008 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+dnl From Simon Josefsson
+
+# sj_LINKER_SCRIPT()
+# -------------
+# Check if ld supports linker scripts, and define automake conditional
+# HAVE_LD_VERSION_SCRIPT if so.
+AC_DEFUN([sj_LINKER_SCRIPT],
+[
+  AC_ARG_ENABLE([ld-version-script],
+    AS_HELP_STRING([--enable-ld-version-script],
+      [enable/disable linker version script (default is enabled when possible)]),
+      [have_ld_version_script=$enableval], [])
+  if test -z "$have_ld_version_script"; then
+    AC_MSG_CHECKING([if -Wl,--version-script works])
+    save_LDFLAGS="$LDFLAGS"
+    LDFLAGS="$LDFLAGS -Wl,--version-script=$srcdir/lib/libtasn1.vers"
+    AC_LINK_IFELSE(AC_LANG_PROGRAM([], []),
+                   [have_ld_version_script=yes], [have_ld_version_script=no])
+    LDFLAGS="$save_LDFLAGS"
+    AC_MSG_RESULT($have_ld_version_script)
+  fi
+  AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
+])
diff --git a/m4/update-header-version.m4 b/m4/update-header-version.m4
new file mode 100644
index 0000000..5a370dd
--- /dev/null
+++ b/m4/update-header-version.m4
@@ -0,0 +1,24 @@
+# update-header-version.m4 serial 1
+dnl Copyright (C) 2008 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+dnl From Simon Josefsson
+
+# sj_UPDATE_HEADER_VERSION(HEADER-FILE)
+# -------------
+# Update version number in HEADER-FILE.  It searches for '_VERSION ".*"'
+# and replaces the .* part with the $PACKAGE_VERSION.
+AC_DEFUN([sj_UPDATE_HEADER_VERSION],
+[
+  # Update version number in lib/libtasn1.h.
+  if ! sed 's/_VERSION ".*"/_VERSION "'$PACKAGE_VERSION'"/' $1 > fixhdr.tmp; then
+    AC_MSG_ERROR([[*** Failed to update version number in $1...]])
+  fi
+  if cmp -s $1 fixhdr.tmp 2>/dev/null; then
+    rm -f fixhdr.tmp
+  elif ! mv fixhdr.tmp $1; then
+    AC_MSG_ERROR([[*** Failed to move fixhdr.tmp to $1...]])
+  fi
+])
diff --git a/m4/valgrind.m4 b/m4/valgrind.m4
new file mode 100644
index 0000000..0cd106a
--- /dev/null
+++ b/m4/valgrind.m4
@@ -0,0 +1,30 @@
+# valgrind.m4 serial 1
+dnl Copyright (C) 2008 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+dnl From Simon Josefsson
+
+# sj_VALGRIND()
+# -------------
+# Check if valgrind is available, and set VALGRIND to it if available.
+AC_DEFUN([sj_VALGRIND],
+[
+  # Run self-tests under valgrind?
+  if test "$cross_compiling" = no; then
+    AC_CHECK_PROGS(VALGRIND, valgrind)
+  fi
+  if test -n "$VALGRIND" && $VALGRIND true > /dev/null 2>&1; then
+    opt_valgrind_tests=yes
+  else
+    opt_valgrind_tests=no
+    VALGRIND=
+  fi 
+  AC_MSG_CHECKING([whether self tests are run under valgrind])
+  AC_ARG_ENABLE(valgrind-tests,
+  	AS_HELP_STRING([--enable-valgrind-tests],
+                         [run self tests under valgrind]),
+    opt_valgrind_tests=$enableval)
+  AC_MSG_RESULT($opt_valgrind_tests)
+])