Do not display eror message when simply pressing return in CLI version

[emu8051.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index d39a607..6bd5d18 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 # configure.ac -- Process this file with autoconf to produce configure
 
 dnl Initialization stuff.
-AC_INIT([emu8051], [1.1.2], [hugo@hugovil.com], [emu8051],
+AC_INIT([emu8051], [2.0.0], [hugo@hugovil.com], [emu8051],
        [http://www.hugovil.com/fr/emu8051/])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_SRCDIR(src/common/cpu8051.c)
@@ -22,8 +22,8 @@ AC_C_CONST
 AC_TYPE_PID_T
 AC_TYPE_SIZE_T
 
-dnl Basic CFLAGS values
-CFLAGS="${CFLAGS} -Wall"
+dnl Basic warning CFLAGS values
+WARNINGCFLAGS="-Wall -Wextra -Wformat -Wformat-security"
 
 PKG_CHECK_MODULES(GLIB, [glib-2.0 >= 2.26.0])
 AC_SUBST(GLIB_CFLAGS)
@@ -82,7 +82,22 @@ AM_CONDITIONAL([USE_AS504HV],[test x"$AS504HV_CHECK" = x"yes"])
 AM_CONDITIONAL([USE_AS504],[test x"$AS504_CHECK" = x"yes"])
 AM_CONDITIONAL([USE_AS51],[test x"$ASEM51_CHECK" = x"yes"])
 
-AC_SUBST(CFLAGS)
+dnl zlib required for its crc32 function
+ac_have_zlib=no
+
+PKG_CHECK_MODULES([zlib], [zlib > 1.2.1],
+                 [AC_CHECK_LIB([z], [crc32],
+                               [ac_have_zlib=yes],
+                               [ac_have_zlib=no])])
+
+if test x"$ac_have_zlib" = x"yes" ; then
+    ZLIB_LIBS='-lz'
+    AC_SUBST(ZLIB_LIBS)
+else
+    AC_MSG_ERROR([Please install zlib and zlib-devel packages])
+fi
+
+AC_SUBST(WARNINGCFLAGS)
 AC_SUBST(LIBS)
 AC_SUBST(ac_aux_dir)