X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/73a94823f58fa921f9e6c58632f9cecead0e10fd..cae263b3cec6548fa9c752df0103308740c25e39:/configure.ac

diff --git a/configure.ac b/configure.ac
index cb23a22d..1f8dc6c8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,3 @@
-dnl
 dnl configure.ac -- autoconf template for nmh
 dnl
 
@@ -12,7 +11,7 @@ AM_INIT_AUTOMAKE([-Wall foreign serial-tests subdir-objects 1.12])
 AC_CANONICAL_HOST
 
 AC_MSG_NOTICE([configuring for AC_PACKAGE_NAME-AC_PACKAGE_VERSION])
-AC_SUBST(VERSION,AC_PACKAGE_VERSION)dnl
+AC_SUBST([VERSION], [AC_PACKAGE_VERSION])dnl
 
 dnl What date of nmh are we building?
 DATE=`cat ${srcdir}/DATE`
@@ -154,20 +153,6 @@ dnl Check for any platform-specific additional AM_CPPFLAGS.  This depends on
 dnl MULTIBYTE_ENABLED having already been set.
 NMH_ADDL_CPPFLAGS
 
-if test "$GCC" = yes; then
-  dnl Do this regardless of auto_cflags value.
-  dnl Enable _FORTIFY_SOURCE checking, which is supported by
-  dnl gcc 4.1 and later, but only when optimization is enabled.
-  dnl It shouldn't hurt with earlier versions because it's a cpp macro.
-  dnl If the user configures with a CFLAGS that contains a -O flag
-  dnl but then removes it a make time, they'll also have to remove
-  dnl -D_FORTIFY_SOURCE from CPPFLAGS because it requires optimization.
-  dnl Use "\ " instead of ' ' or " " for compatiblity with posh.
-  AS_CASE([$CFLAGS],
-          [-O|*\ -O|-O[[!0]]*|*\ -O[[!0]]*],
-          [CPPFLAGS="${CPPFLAGS:+$CPPFLAGS }-D_FORTIFY_SOURCE=2"])
-fi
-
 dnl FreeBSD needs a bit of magic to bring getline() into scope.
 dnl We do this here rather than in (say) h/mh.h because this macro must
 dnl be defined before <stdio.h> is pulled in.
@@ -355,7 +340,7 @@ NMH_CHECK_ICONV
 dnl Check for tputs() callback argument
 NMH_TPUTS_PUTC_ARG
 
-termcap_curses_order="termcap curses ncurses"
+termcap_curses_order="termcap tinfo curses ncurses"
 for lib in $termcap_curses_order; do
   AC_CHECK_LIB([${lib}], [setupterm], [TERMLIB="-l$lib"; break])
 done
@@ -573,6 +558,20 @@ AS_IF([test "$LEX" = flex],
                 s/int n; \\/yy_size_t n; \\/'\'' $@ >$@.tmp && mv -f $@.tmp $@;'])
        AC_SUBST([AM_LFLAGS])])
 
+dnl ------------------
+dnl By default we put backend executables in $(libexecdir)/nmh and
+dnl configuration files in $(sysconfdir)/nmh, but let a user override
+dnl these choices by supplying these variables
+dnl ------------------
+
+AC_ARG_VAR([nmhlibexecdir], [The installation directory for backend programs
+used by nmh.  Defaults to $(libexecdir)/nmh.])
+AS_IF([test -z ${nmhlibexecdir+x}], [nmhlibexecdir='${libexecdir}/nmh'])
+
+AC_ARG_VAR([nmhetcdir], [The installation directory for configuration files
+used by nmh.  Defaults to $(sysconfdir)/nmh.])
+AS_IF([test -z ${nmhetcdir+x}], [nmhetcdir='${sysconfdir}/nmh'])
+
 dnl ------------------
 dnl FOR INTERNAL USE by the NMH test suite
 dnl ------------------
@@ -616,8 +615,9 @@ dnl We only use the expanded versions to print the install paths in
 dnl the final summary and should use them nowhere else (see the autoconf
 dnl docs for the rationale for bindir etc being unexpanded).
 eval "nmhbin=${bindir}";         eval "nmhbin=${nmhbin}"
-eval "nmhlibexec=${libexecdir}"; eval "nmhlibexec=${nmhlibexec}"
-eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf=${nmhsysconf}"
+eval "nmhlibexec=${nmhlibexecdir}"; eval "nmhlibexec=${nmhlibexec}"
+eval "nmhlibexec=${nmhlibexec}"
+eval "nmhsysconf=${nmhetcdir}"; eval "nmhsysconf=${nmhsysconf}"
 eval "nmhman=${mandir}";         eval "nmhman=${nmhman}"
 eval "nmhdoc=${docdir}";         eval "nmhdoc=${nmhdoc}"
 eval "nmhrpm=${nmhrpm}";
@@ -633,8 +633,8 @@ linker flags               : ${AM_LDFLAGS} ${LDFLAGS}
 preprocessor flags         : ${AM_CPPFLAGS} ${CPPFLAGS}
 source code location       : ${srcdir}
 binary install path        : ${nmhbin}
-libexec install path       : ${nmhlibexec}/nmh
-config files install path  : ${nmhsysconf}/nmh
+libexec install path       : ${nmhlibexec}
+config files install path  : ${nmhsysconf}
 man page install path      : ${nmhman}
 docs install path          : ${nmhdoc}
 RPM build root             : ${nmhrpm}