comprehensive checking for help2man

virtualsmartcard/configure.ac

@@ -30,8 +30,13 @@ AM_PATH_PYTHON
 AC_PROG_CXX
 AM_PROG_CC_C_O
 PKG_PROG_PKG_CONFIG
-AC_PATH_PROG(HELP2MAN, help2man, false // No help2man //)
-AC_PATH_PROG(DOXYGEN, doxygen, false // No doxygen //)
+AC_ARG_VAR([HELP2MAN],
+           [absolute path to help2man used for man page generation of vicc])
+AC_PATH_PROG(HELP2MAN, help2man, not found)
+if test ! -r src/vpicc/vicc.1 -a "${HELP2MAN}" = "not found"
+then
+    AC_MSG_ERROR([Need help2man to generate man page for vicc])
+fi
 
 # If you need to see the details, just run make V=1.
 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
@@ -146,6 +151,9 @@ BUNDLE_HOST:          ${BUNDLE_HOST}
 LIB_PREFIX:           ${LIB_PREFIX}
 DYN_LIB_EXT:          ${DYN_LIB_EXT}
 
+
+HELP2MAN:             ${HELP2MAN}
+
 EOF
 
 AC_CONFIG_FILES([Makefile