Add support for Haiku, from David Carlier. GitHub issue 2453.

Makefile.am

@@ -58,6 +58,11 @@ if IS_NETBSD
 AM_CPPFLAGS += -D_OPENBSD_SOURCE
 endif
 
+# Set flags for Haiku.
+if IS_HAIKU
+AM_CPPFLAGS += -D_BSD_SOURCE
+endif
+
 # List of sources.
 dist_tmux_SOURCES = \
 	alerts.c \

compat.h

@@ -110,6 +110,10 @@ void	warnx(const char *, ...);
 #define pledge(s, p) (0)
 #endif
 
+#ifndef IMAXBEL
+#define IMAXBEL 0
+#endif
+
 #ifdef HAVE_STDINT_H
 #include <stdint.h>
 #else

compat/forkpty-haiku.c

@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2008 Nicholas Marriott <nicholas.marriott@gmail.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
+ * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <sys/ioctl.h>
+
+#include <fcntl.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "compat.h"
+
+void fatal(const char *, ...);
+void fatalx(const char *, ...);
+
+pid_t
+forkpty(int *master, char *name, struct termios *tio, struct winsize *ws)
+{
+	int	slave = -1;
+	char   *path;
+	pid_t	pid;
+
+	if ((*master = open("/dev/ptmx", O_RDWR|O_NOCTTY)) == -1)
+		return (-1);
+	if (grantpt(*master) != 0)
+		goto out;
+	if (unlockpt(*master) != 0)
+		goto out;
+
+	if ((path = ptsname(*master)) == NULL)
+		goto out;
+	if (name != NULL)
+		strlcpy(name, path, TTY_NAME_MAX);
+	if ((slave = open(path, O_RDWR|O_NOCTTY)) == -1)
+		goto out;
+
+	switch (pid = fork()) {
+	case -1:
+		goto out;
+	case 0:
+		close(*master);
+
+		setsid();
+		if (ioctl(slave, TIOCSCTTY, NULL) == -1)
+			fatal("ioctl failed");
+
+		if (tio != NULL && tcsetattr(slave, TCSAFLUSH, tio) == -1)
+			fatal("tcsetattr failed");
+		if (ioctl(slave, TIOCSWINSZ, ws) == -1)
+			fatal("ioctl failed");
+
+		dup2(slave, 0);
+		dup2(slave, 1);
+		dup2(slave, 2);
+		if (slave > 2)
+			close(slave);
+		return (0);
+	}
+
+	close(slave);
+	return (pid);
+
+out:
+	if (*master != -1)
+		close(*master);
+	if (slave != -1)
+		close(slave);
+	return (-1);
+}

configure.ac

@@ -296,12 +296,25 @@ AC_TRY_LINK(
 	found_b64_ntop=yes,
 	found_b64_ntop=no
 )
+OLD_LIBS="$LIBS"
 if test "x$found_b64_ntop" = xno; then
 	AC_MSG_RESULT(no)
-
 	AC_MSG_CHECKING(for b64_ntop with -lresolv)
-	OLD_LIBS="$LIBS"
-	LIBS="$LIBS -lresolv"
+	LIBS="$OLD_LIBS -lresolv"
+	AC_TRY_LINK(
+		[
+			#include <sys/types.h>
+			#include <netinet/in.h>
+			#include <resolv.h>
+		],
+		[b64_ntop(NULL, 0, NULL, 0);],
+		found_b64_ntop=yes,
+		found_b64_ntop=no
+	)
+fi
+if test "x$found_b64_ntop" = xno; then
+	AC_MSG_CHECKING(for b64_ntop with -lnetwork)
+	LIBS="$OLD_LIBS -lnetwork"
 	AC_TRY_LINK(
 		[
 			#include <sys/types.h>
@@ -312,16 +325,14 @@ if test "x$found_b64_ntop" = xno; then
 		found_b64_ntop=yes,
 		found_b64_ntop=no
 	)
-	if test "x$found_b64_ntop" = xno; then
-		LIBS="$OLD_LIBS"
-		AC_MSG_RESULT(no)
-	fi
 fi
 if test "x$found_b64_ntop" = xyes; then
 	AC_DEFINE(HAVE_B64_NTOP)
 	AC_MSG_RESULT(yes)
 else
+	LIBS="$OLD_LIBS"
 	AC_LIBOBJ(base64)
+	AC_MSG_RESULT(no)
 fi
 
 # Look for networking libraries.
@@ -656,6 +667,10 @@ case "$host_os" in
 		AC_MSG_RESULT(cygwin)
 		PLATFORM=cygwin
 		;;
+	*haiku*)
+		AC_MSG_RESULT(haiku)
+		PLATFORM=haiku
+		;;
 	*)
 		AC_MSG_RESULT(unknown)
 		PLATFORM=unknown
@@ -671,6 +686,7 @@ AM_CONDITIONAL(IS_NETBSD, test "x$PLATFORM" = xnetbsd)
 AM_CONDITIONAL(IS_OPENBSD, test "x$PLATFORM" = xopenbsd)
 AM_CONDITIONAL(IS_SUNOS, test "x$PLATFORM" = xsunos)
 AM_CONDITIONAL(IS_HPUX, test "x$PLATFORM" = xhpux)
+AM_CONDITIONAL(IS_HAIKU, test "x$PLATFORM" = xhaiku)
 AM_CONDITIONAL(IS_UNKNOWN, test "x$PLATFORM" = xunknown)
 
 # Save our CFLAGS/CPPFLAGS/LDFLAGS for the Makefile and restore the old user

osdep-haiku.c

@@ -0,0 +1,53 @@
+/* $OpenBSD$ */
+
+/*
+ * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
+ * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+
+#include <event.h>
+#include <unistd.h>
+#include <kernel/OS.h>
+
+#include "tmux.h"
+
+char *
+osdep_get_name(int fd, __unused char *tty)
+{
+	pid_t		tid;
+	team_info	tinfo;
+
+	if ((tid = tcgetpgrp(fd)) == -1)
+		return (NULL);
+
+	if (get_team_info(tid, &tinfo) != B_OK)
+		return (NULL);
+
+	/* Up to the first 64 characters. */
+	return (xstrdup(tinfo.args));
+}
+
+char *
+osdep_get_cwd(int fd)
+{
+	return (NULL);
+}
+
+struct event_base *
+osdep_event_init(void)
+{
+	return (event_init());
+}