From 0e531f5e6a964d4b2a234e17052f4a254227af41 Mon Sep 17 00:00:00 2001
From: Sebastien Helleu <flashcode@flashtux.org>
Date: Tue, 25 Oct 2005 09:23:10 +0000
Subject: Added auto-detection of ncursesw/ncurses lib in configure.in, fall
 back to ncurses if ncursesw is not found (auto-detect ncurses.h location too)

---
 configure.in                         | 19 ++++++++++++++-----
 src/gui/curses/gui-display.c         |  5 +++++
 src/gui/curses/gui-input.c           |  5 +++++
 weechat/configure.in                 | 19 ++++++++++++++-----
 weechat/src/gui/curses/gui-display.c |  5 +++++
 weechat/src/gui/curses/gui-input.c   |  5 +++++
 6 files changed, 48 insertions(+), 10 deletions(-)

diff --git a/configure.in b/configure.in
index bff83cb97..8cf84e7e2 100644
--- a/configure.in
+++ b/configure.in
@@ -34,7 +34,8 @@ ALL_LINGUAS="fr es cs"
 AM_GNU_GETTEXT
 
 # Checks for libraries
-AC_CHECK_LIB(ncursesw, initscr, LIBNCURSES_FOUND=1, LIBNCURSES_FOUND=0)
+AC_CHECK_LIB(ncurses, initscr, LIBNCURSES_FOUND=1, LIBNCURSES_FOUND=0)
+AC_CHECK_LIB(ncursesw, initscr, LIBNCURSESW_FOUND=1, LIBNCURSESW_FOUND=0)
 
 # Checks for header files
 AC_HEADER_STDC
@@ -103,12 +104,20 @@ AM_CONDITIONAL(HAVE_GNUTLS,   test "$enable_gnutls" = "yes")
 # ------------------------------------------------------------------------------
 
 if test "x$enable_ncurses" = "xyes" ; then
-    if test "$LIBNCURSES_FOUND" = "0" ; then
-        AC_MSG_ERROR([
-*** ncursesw library not found!
+    if test "$LIBNCURSESW_FOUND" = "0" ; then
+        if test "$LIBNCURSES_FOUND" = "0" ; then
+            AC_MSG_ERROR([
+*** ncurses library not found!
 *** Please install ncurses library or run ./configure with --disable-ncurses parameter.])
+        fi
+        AC_MSG_WARN([
+*** ncursesw library not found! Falling back to "ncurses"
+*** Be careful, UTF-8 display will not work properly.])
+        NCURSES_LIBS="-lncurses"
+    else
+        NCURSES_LIBS="-lncursesw"
+        AC_CHECK_HEADERS(ncursesw/curses.h)
     fi
-    NCURSES_LIBS="-lncursesw"
     AC_SUBST(NCURSES_LIBS)
 fi
 
diff --git a/src/gui/curses/gui-display.c b/src/gui/curses/gui-display.c
index 8f0d57389..895f3c2bd 100644
--- a/src/gui/curses/gui-display.c
+++ b/src/gui/curses/gui-display.c
@@ -31,7 +31,12 @@
 #include <signal.h>
 #include <time.h>
 #include <ctype.h>
+
+#ifdef HAVE_NCURSESW_CURSES_H
 #include <ncursesw/ncurses.h>
+#else
+#include <ncurses.h>
+#endif
 
 #include "../../common/weechat.h"
 #include "../gui.h"
diff --git a/src/gui/curses/gui-input.c b/src/gui/curses/gui-input.c
index 90ffc97be..3993f7ad7 100644
--- a/src/gui/curses/gui-input.c
+++ b/src/gui/curses/gui-input.c
@@ -31,7 +31,12 @@
 #include <signal.h>
 #include <time.h>
 #include <sys/socket.h>
+
+#ifdef HAVE_NCURSESW_CURSES_H
 #include <ncursesw/ncurses.h>
+#else
+#include <ncurses.h>
+#endif
 
 #include "../../common/weechat.h"
 #include "../gui.h"
diff --git a/weechat/configure.in b/weechat/configure.in
index bff83cb97..8cf84e7e2 100644
--- a/weechat/configure.in
+++ b/weechat/configure.in
@@ -34,7 +34,8 @@ ALL_LINGUAS="fr es cs"
 AM_GNU_GETTEXT
 
 # Checks for libraries
-AC_CHECK_LIB(ncursesw, initscr, LIBNCURSES_FOUND=1, LIBNCURSES_FOUND=0)
+AC_CHECK_LIB(ncurses, initscr, LIBNCURSES_FOUND=1, LIBNCURSES_FOUND=0)
+AC_CHECK_LIB(ncursesw, initscr, LIBNCURSESW_FOUND=1, LIBNCURSESW_FOUND=0)
 
 # Checks for header files
 AC_HEADER_STDC
@@ -103,12 +104,20 @@ AM_CONDITIONAL(HAVE_GNUTLS,   test "$enable_gnutls" = "yes")
 # ------------------------------------------------------------------------------
 
 if test "x$enable_ncurses" = "xyes" ; then
-    if test "$LIBNCURSES_FOUND" = "0" ; then
-        AC_MSG_ERROR([
-*** ncursesw library not found!
+    if test "$LIBNCURSESW_FOUND" = "0" ; then
+        if test "$LIBNCURSES_FOUND" = "0" ; then
+            AC_MSG_ERROR([
+*** ncurses library not found!
 *** Please install ncurses library or run ./configure with --disable-ncurses parameter.])
+        fi
+        AC_MSG_WARN([
+*** ncursesw library not found! Falling back to "ncurses"
+*** Be careful, UTF-8 display will not work properly.])
+        NCURSES_LIBS="-lncurses"
+    else
+        NCURSES_LIBS="-lncursesw"
+        AC_CHECK_HEADERS(ncursesw/curses.h)
     fi
-    NCURSES_LIBS="-lncursesw"
     AC_SUBST(NCURSES_LIBS)
 fi
 
diff --git a/weechat/src/gui/curses/gui-display.c b/weechat/src/gui/curses/gui-display.c
index 8f0d57389..895f3c2bd 100644
--- a/weechat/src/gui/curses/gui-display.c
+++ b/weechat/src/gui/curses/gui-display.c
@@ -31,7 +31,12 @@
 #include <signal.h>
 #include <time.h>
 #include <ctype.h>
+
+#ifdef HAVE_NCURSESW_CURSES_H
 #include <ncursesw/ncurses.h>
+#else
+#include <ncurses.h>
+#endif
 
 #include "../../common/weechat.h"
 #include "../gui.h"
diff --git a/weechat/src/gui/curses/gui-input.c b/weechat/src/gui/curses/gui-input.c
index 90ffc97be..3993f7ad7 100644
--- a/weechat/src/gui/curses/gui-input.c
+++ b/weechat/src/gui/curses/gui-input.c
@@ -31,7 +31,12 @@
 #include <signal.h>
 #include <time.h>
 #include <sys/socket.h>
+
+#ifdef HAVE_NCURSESW_CURSES_H
 #include <ncursesw/ncurses.h>
+#else
+#include <ncurses.h>
+#endif
 
 #include "../../common/weechat.h"
 #include "../gui.h"
-- 
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