1 files changed, 143 insertions, 0 deletions
diff --git a/src/lib/cursor.cc b/src/lib/cursor.cc
new file mode 100644
index 00000000..af0b6603
--- /dev/null
+++ b/src/lib/cursor.cc
@@ -0,0 +1,143 @@
+/*
+   Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd.
+   All rights reserved.
+   Copyright (C) 2007-2010, Gabriel Dos Reis.
+   All rights reserved.
+
+   Redistribution and use in source and binary forms, with or without
+   modification, are permitted provided that the following conditions are
+   met:
+
+       - Redistributions of source code must retain the above copyright
+         notice, this list of conditions and the following disclaimer.
+
+       - Redistributions in binary form must reproduce the above copyright
+        notice, this list of conditions and the following disclaimer in
+         the documentation and/or other materials provided with the
+         distribution.
+
+       - Neither the name of The Numerical ALgorithms Group Ltd. nor the
+         names of its contributors may be used to endorse or promote products
+         derived from this software without specific prior written permission.
+
+   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+   IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+   TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+   PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+   OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include <stdlib.h>
+
+#include "cursor.h"
+
+/*
+ * This routine changes the shape of the cursor. it is a modified version of
+ * a program by SMWatt, called cursor.c. JMW 6/22/89
+ */
+
+/* this stuff can only be done on AIX <AND> the right terminal (aixterm,hft) */
+#if (defined(RIOSplatform) ||  defined(RTplatform)) && !defined(_AIX41)
+#include "edible.h"
+/* the HFT stuff requires ioctl's and termio's */
+#include <termio.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <sys/hft.h>
+
+int
+Cursor_shape(int shape)
+{
+    int hftfd;
+    char hftpath[16], s[100];
+    int chno;
+    int i;
+    struct termio oldterm, newterm;
+    struct hftgetid hftgid;
+    char *termVal;
+
+    termVal = oa_getenv("TERM");
+    if (strcmp("hft", termVal) && strncmp("aixterm", termVal, 7))
+        return;
+
+
+
+    /* determine the desired shape */
+    if (shape < 0 || shape > 5) {
+        fprintf(stderr, "%d - Invalid cursor number\n");
+        return (-1);
+    }
+    /* change the shape */
+    s[0] = 033;                 /* hf_intro.hf_esc      */
+    s[1] = '[';                 /* hf_intro.hf_lbr      */
+    s[2] = 'x';                 /* hf_intro.hf_ex       */
+    s[3] = 0;                   /* hf_intro.hf_len[0]   */
+    s[4] = 0;                   /* hf_intro.hf_len[1]   */
+    s[5] = 0;                   /* hf_intro.hf_len[2]   */
+    s[6] = 10;                  /* hf_intro.hf_len[3]   */
+    s[7] = 2;                   /* hf_intro.hf_typehi   */
+    s[8] = 8;                   /* hf_intro.hf_typelo   */
+    s[9] = 2;                   /* hf_sublen            */
+    s[10] = 0;                  /* hf_subtype           */
+    s[11] = 0;                  /* hf_rsvd              */
+    s[12] = shape;              /* hf_shape     */
+
+    if (ioctl(0, HFTGETID, &hftgid) < 0) {
+        /* perror("ioctl: HFTGETID"); */
+        chno = -1;
+    }
+    else
+        chno = hftgid.hf_chan;
+    if (chno == -1) {
+        /** try being moronic and just writing what I want to
+                                     standard output             ****/
+
+        if (((ioctl(2, TCGETA, &oldterm)) == -1) ||
+            ((ioctl(2, TCGETA, &newterm)) == -1)) {
+            perror("Getting termio");
+            exit(0);
+        }
+        newterm.c_oflag = newterm.c_lflag = newterm.c_iflag = 0;
+        newterm.c_cc[0] = -1;
+        for (i = 1; i <= 5; i++)
+            newterm.c_cc[i] = 0;
+        if ((ioctl(2, TCSETAF, &newterm)) == -1) {
+            perror("Setting to raw mode");
+            exit(0);
+        }
+        write(2, s, 13);
+        read(0, s, 1024);
+        if ((ioctl(2, TCSETAF, &oldterm)) == -1) {
+            perror("Resetting terminal");
+            exit(0);
+        }
+    }
+    else {
+        /* open the currently active virtual terminal on the hft */
+        sprintf(hftpath, "/dev/hft/%d", chno);
+        if ((hftfd = open(hftpath, O_RDWR)) == -1) {
+            perror("Could not open hft channel\n");
+            exit(0);
+        }
+        write(hftfd, s, 13);
+    }
+}
+#else
+
+int
+Cursor_shape(int shape)
+{
+  return shape;
+}
+#endif
+
+
+
+
+