Add Solaris support

Makefile

@@ -35,7 +35,8 @@ dist: clean
 	@echo creating dist tarball
 	@mkdir -p abduco-${VERSION}
 	@cp -R LICENSE Makefile README testsuite.sh config.def.h config.mk \
-		${SRC} debug.c client.c server.c forkpty-aix.c abduco.1 abduco-${VERSION}
+		${SRC} debug.c client.c server.c forkpty-aix.c forkpty-sunos.c \
+		abduco.1 abduco-${VERSION}
 	@tar -cf abduco-${VERSION}.tar abduco-${VERSION}
 	@gzip abduco-${VERSION}.tar
 	@rm -rf abduco-${VERSION}

abduco.c

@@ -52,8 +52,10 @@
 
 #include "config.h"
 
-#ifdef _AIX
+#if defined(_AIX)
 # include "forkpty-aix.c"
+#elif defined(__sun) || defined(__sun__)
+# include "forkpty-sunos.c"
 #endif
 
 #define countof(arr) (sizeof(arr) / sizeof((arr)[0]))

forkpty-sunos.c

@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
+ *
+ * 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 <strings.h>
+#include <stropts.h>
+#include <unistd.h>
+
+pid_t forkpty(int *master, char *name, struct termios *tio, struct winsize *ws)
+{
+	int	slave;
+	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();
+#ifdef TIOCSCTTY
+		if (ioctl(slave, TIOCSCTTY, NULL) == -1)
+			return -1;
+#endif
+
+		if (ioctl(slave, I_PUSH, "ptem") == -1)
+			return -1;
+		if (ioctl(slave, I_PUSH, "ldterm") == -1)
+			return -1;
+
+		if (tio != NULL && tcsetattr(slave, TCSAFLUSH, tio) == -1)
+			return -1;
+		if (ioctl(slave, TIOCSWINSZ, ws) == -1)
+			return -1;
+
+		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;
+}