X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/e2ffa5756f261ab2f0c5bd4199b3f4021a5eca38..d3e11c5e9:/sbr/terminal.c?ds=sidebyside

diff --git a/sbr/terminal.c b/sbr/terminal.c
index f664d0cf..51dd1298 100644
--- a/sbr/terminal.c
+++ b/sbr/terminal.c
@@ -1,6 +1,4 @@
-
-/*
- * termsbr.c -- termcap support
+/* terminal.c -- termcap support
  *
  * This code is Copyright (c) 2002, by the authors of nmh.  See the
  * COPYRIGHT file in the root directory of the nmh distribution for
@@ -10,11 +8,11 @@
 #include <h/mh.h>
 #include <h/utils.h>
 
-#include <termios.h>
 #include <sys/ioctl.h>
 
 #include <curses.h>
 #include <term.h>
+#include <termios.h>
 
 #ifdef WINSIZE_IN_PTEM
 # include <sys/stream.h>
@@ -25,7 +23,7 @@ static int initLI = 0;
 static int initCO = 0;
 
 static int LI = 40;                /* number of lines                        */
-static int CO = 80;                /* number of colums                       */
+static int CO = 80;                /* number of columns                      */
 static char *ti_clear = NULL;      /* terminfo string to clear screen        */
 static char *ti_standend = NULL;   /* terminfo string to end standout mode   */
 static char *ti_standbegin = NULL; /* terminfo string to begin standout mode */
@@ -35,7 +33,7 @@ static char *termcbufp = NULL;	   /* tputs() output buffer pointer          */
 static size_t termcbufsz = 0;	   /* Size of termcbuf                       */
 
 static void initialize_terminfo(void);
-static int termbytes(int);
+static int termbytes(TPUTS_PUTC_ARG);
 
 /*
  * Initialize the terminfo library.
@@ -54,9 +52,8 @@ initialize_terminfo(void)
     if (rc != 0 || errret != 1) {
     	termstatus = -1;
 	return;
-    } else {
-    	termstatus = 1;
     }
+    termstatus = 1;
 
     if (!initCO && (CO = tigetnum ("cols")) <= 0)
 	CO = 80;
@@ -106,7 +103,7 @@ sc_length (void)
 
 
 static int
-outc (int c)
+outc (TPUTS_PUTC_ARG c)
 {
     return putchar(c);
 }
@@ -117,10 +114,10 @@ nmh_clear_screen (void)
 {
     initialize_terminfo ();
 
-    if (clear)
+    if (ti_clear)
 	tputs (ti_clear, LI, outc);
     else {
-	printf ("\f");
+	putchar('\f');
     }
 
     fflush (stdout);
@@ -175,17 +172,63 @@ get_term_stringcap(char *capability)
 
     tputs(parm, 1, termbytes);
 
-    termcbufp = '\0';
+    *termcbufp = '\0';
+
+    return termcbuf;
+}
+
+/*
+ * Return a parameterized terminfo capability
+ */
+
+char *
+get_term_stringparm(char *capability, long arg1, long arg2)
+{
+    char *parm;
+
+    initialize_terminfo();
+
+    if (termstatus == -1)
+    	return NULL;
+
+    termcbufp = termcbuf;
+
+    parm = tigetstr(capability);
+
+    if (parm == (char *) -1 || parm == NULL) {
+    	return NULL;
+    }
+
+    parm = tparm(parm, arg1, arg2, 0, 0, 0, 0, 0, 0, 0);
+
+    tputs(parm, 1, termbytes);
+
+    *termcbufp = '\0';
 
     return termcbuf;
 }
 
+/*
+ * Return the value of the specified numeric capability
+ */
+
+int
+get_term_numcap(char *capability)
+{
+    initialize_terminfo();
+
+    if (termstatus == -1)
+    	return -1;
+
+    return tigetnum(capability);
+}
+
 /*
  * Store a sequence of characters in our local buffer
  */
 
 static int
-termbytes(int c)
+termbytes(TPUTS_PUTC_ARG c)
 {
     size_t offset;