build: autoconf: commands as environment

Signed-off-by: Alon Bar-Lev <alon.barlev@gmail.com>
Acked-by: Adriaan de Jong <dejong@fox-it.com>
Signed-off-by: David Sommerseth <davids@redhat.com>

diff --git a/configure.ac b/configure.ac
index 6b5cf714acc29d7381cfc95639930dfb843c24b8..ed984640d9c9e0b3437683bca957c9b20a98cc6a 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -266,37 +266,6 @@ AC_ARG_WITH(
        [LDFLAGS="$LDFLAGS -L$withval"] 
 )
 
-AC_ARG_WITH(
-       [ifconfig-path],
-       [AS_HELP_STRING([--with-ifconfig-path=PATH], [Path to ifconfig tool])],
-       [IFCONFIG="$withval"],
-       [AC_PATH_PROG([IFCONFIG], [ifconfig], [ifconfig], [$PATH:/usr/local/sbin:/usr/sbin:/sbin])]
-)
-AC_DEFINE_UNQUOTED([IFCONFIG_PATH], ["$IFCONFIG"], [Path to ifconfig tool])
-
-AC_ARG_WITH(
-       [iproute-path],
-       [AS_HELP_STRING([--with-iproute-path=PATH], [Path to iproute tool])],
-       [IPROUTE="$withval"],
-       [AC_PATH_PROG([IPROUTE], [ip], [ip], [$PATH:/usr/local/sbin:/usr/sbin:/sbin])]
-)
-AC_DEFINE_UNQUOTED([IPROUTE_PATH], ["$IPROUTE"], [Path to iproute tool])
-
-AC_ARG_WITH([route-path],
-   [AS_HELP_STRING([--with-route-path=PATH], [Path to route tool])],
-   [ROUTE="$withval"],
-   [AC_PATH_PROG([ROUTE], [route], [route], [$PATH:/usr/local/sbin:/usr/sbin:/sbin])]
-)
-AC_DEFINE_UNQUOTED([ROUTE_PATH], ["$ROUTE"], [Path to route tool])
-
-AC_ARG_WITH(
-       [netstat-path],
-       [AS_HELP_STRING([--with-netstat-path=PATH], [Path to netstat tool])],
-       [NETSTAT="$withval"],
-       [AC_PATH_PROG([NETSTAT], [netstat], [netstat], [$PATH:/usr/local/sbin:/usr/sbin:/sbin:/etc])]
-)
-AC_DEFINE_UNQUOTED([NETSTAT_PATH], ["$NETSTAT"], [Path to netstat tool])
-
 AC_ARG_WITH(
        [mem-check],
        [AS_HELP_STRING([--with-mem-check=TYPE], [build with debug memory checking, TYPE=dmalloc|valgrind|ssl])],
@@ -370,6 +339,20 @@ AC_PROG_INSTALL
 AC_PROG_LN_S
 AC_PROG_MAKE_SET
 
+AC_ARG_VAR([IFCONFIG], [full path to ipconfig utility])
+AC_ARG_VAR([ROUTE], [full path to route utility])
+AC_ARG_VAR([IPROUTE], [full path to ip utility])
+AC_ARG_VAR([NETSTAT], [path to netstat utility]) # tests
+AC_ARG_VAR([MAN2HTML], [path to man2html utility])
+AC_PATH_PROGS([IFCONFIG], [ifconfig],, [$PATH:/usr/local/sbin:/usr/sbin:/sbin])
+AC_PATH_PROGS([ROUTE], [route],, [$PATH:/usr/local/sbin:/usr/sbin:/sbin])
+AC_PATH_PROGS([IPROUTE], [ip],, [$PATH:/usr/local/sbin:/usr/sbin:/sbin])
+AC_CHECK_PROGS([NETSTAT], [netstat], [netstat], [$PATH:/usr/local/sbin:/usr/sbin:/sbin:/etc]) # tests
+AC_CHECK_PROGS([MAN2HTML], [man2html])
+AC_DEFINE_UNQUOTED([IFCONFIG_PATH], ["$IFCONFIG"], [Path to ifconfig tool])
+AC_DEFINE_UNQUOTED([IPROUTE_PATH], ["$IPROUTE"], [Path to iproute tool])
+AC_DEFINE_UNQUOTED([ROUTE_PATH], ["$ROUTE"], [Path to route tool])
+
 #
 # Libtool
 #
@@ -386,12 +369,6 @@ ifdef(
        ]
 )
 
-if test "${WIN32}" = "yes"; then
-       AC_ARG_VAR([MAN2HTML], [man2html utility])
-       AC_CHECK_PROGS([MAN2HTML], [man2html])
-       test -z "${MAN2HTML}" && AC_MSG_ERROR([man2html is required for win32])
-fi
-
 AC_C_CONST
 AC_C_INLINE
 AC_C_VOLATILE
@@ -920,7 +897,16 @@ test "${enable_pf}" = "yes" && AC_DEFINE([ENABLE_PF], [1], [Enable internal pack
 test "${enable_strict_options}" = "yes" && AC_DEFINE([ENABLE_STRICT_OPTIONS_CHECK], [1], [Enable strict options check between peers])
 test "${enable_password_save}" = "yes" && AC_DEFINE([ENABLE_PASSWORD_SAVE], [1], [Allow --askpass and --auth-user-pass passwords to be read from a file])
 test "${enable_systemd}" = "yes" && AC_DEFINE([ENABLE_SYSTEMD], [1], [Enable systemd support])
-test "${enable_iproute2}" = "yes" && AC_DEFINE([ENABLE_IPROUTE], [1], [enable iproute2 support])
+
+if test "${enable_iproute2}" = "yes"; then
+       test -z "${IPROUTE}" && AC_MSG_ERROR([ip utility is required but missing])
+       AC_DEFINE([ENABLE_IPROUTE], [1], [enable iproute2 support])
+else
+       if test "${WIN32}" != "yes"; then
+               test -z "${ROUTE}" && AC_MSG_ERROR([route utility is required but missing])
+               test -z "${IFCONFIG}" && AC_MSG_ERROR([ifconfig utility is required but missing])
+       fi
+fi
 
 if test "${enable_pedantic}" = "yes"; then
        enable_strict="yes"
@@ -930,6 +916,10 @@ if test "${enable_strict}" = "yes"; then
        CFLAGS="${CFLAGS} -Wall -Wno-unused-parameter -Wno-unused-function"
 fi
 
+if test "${WIN32}" = "yes"; then
+       test -z "${MAN2HTML}" && AC_MSG_ERROR([man2html is required for win32])
+fi
+
 CONFIGURE_DEFINES="`set | grep '^enable_.*=' ; set | grep '^with_.*='`"
 AC_DEFINE_UNQUOTED([CONFIGURE_DEFINES], ["`echo ${CONFIGURE_DEFINES}`"], [Configuration settings])