Imported Debian patch 1.1.1+rev1355-1debian/1.1.1+rev1355-1

1 files changed, 221 insertions, 0 deletions

diff --git a/util/alevt/main.c b/util/alevt/main.c
new file mode 100644
index 0000000..31fe9c3
--- /dev/null
+++ b/util/alevt/main.c
@@ -0,0 +1,221 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <locale.h>
+#include "vt.h"
+#include "misc.h"
+#include "fdset.h"
+#include "xio.h"
+#include "vbi.h"
+#include "lang.h"
+#include "cache.h"
+#include "ui.h"
+
+static char *geometry;
+static char *dpy_name;
+static char *vbi_name = NULL;
+static struct xio *xio;
+static struct vbi *vbi;
+static int erc = 1;
+char *outfile = "";
+static char *channel;
+static int ttpid = -1;
+u_int16_t sid = 0;
+
+
+static void usage(FILE *fp, int exitval)
+{
+    fprintf(fp, "\nUsage: %s [options]\n", prgname);
+    fprintf(fp,
+	    "\n"
+	    "  Valid options:\t\tDefault:\n"
+	    "    -c <channel name>\t\t(none;dvb only)\n"
+	    "    -ch -child <ppp.ss>\t\t(none)\n"
+	    "    -cs -charset\t\tlatin-1\n"
+	    "    <latin-1/2/koi8-r/iso8859-7>\n"
+	    "    -h -help\n"
+	    "    -o <outfile>\t\t(none;dvb only)\n"
+	    "    -p -parent <ppp.ss>\t\t900\n"
+	    "    -s -sid <sid>\t\t(none;dvb only)\n"
+	    "    -t -ttpid <ttpid>\t\t(none;dvb only)\n"
+	    "    -v -vbi <vbidev>\t\t/dev/vbi\n"
+		"                 \t\t/dev/vbi0\n"
+		"                 \t\t/dev/video0\n"
+		"                 \t\t/dev/dvb/adapter0/demux0\n"
+	    "\n"
+	    "  ppp.ss stands for a page number and an\n"
+	    "  optional subpage number (Example: 123.4).\n"
+	    "\n"
+	    "  The -child option requires a parent\n"
+	    "  window. So it must be preceded by\n"
+	    "  a parent or another child window.\n"
+	);
+    exit(exitval);
+}
+
+
+static int arg_pgno(char *p, int *subno)
+{
+    char *end;
+    int pgno;
+
+    *subno = ANY_SUB;
+    if (*p)
+    {
+	pgno = strtol(p, &end, 16);
+	if ((*end == ':' || *end == '/' || *end == '.') && end[1])
+	    *subno = strtol(end + 1, &end, 16);
+	if (*end == 0)
+	    if (pgno >= 0x100 && pgno <= 0x999)
+		if (*subno == ANY_SUB || (*subno >= 0x00 && *subno <= 0x3f7f))
+		    return pgno;
+    }
+    fatal("%s: invalid page number", p);
+}
+
+
+static struct vtwin * start(int argc, char **argv, struct vtwin *parent,
+	int pgno, int subno)
+{
+    static int valid_vbi_name = 1;
+
+    if (!valid_vbi_name)
+	return parent;
+
+    if (vbi == 0)
+	vbi = vbi_open(vbi_name, cache_open(), channel, outfile, sid, ttpid);
+    if (vbi == 0)
+    {
+	if (vbi_name)
+	    error("cannot open device: %s", vbi_name);
+    	valid_vbi_name = 0;
+    	vbi = open_null_vbi(cache_open());
+    }
+    if (vbi->cache)
+	vbi->cache->op->mode(vbi->cache, CACHE_MODE_ERC, erc);
+
+    if (xio == 0)
+	xio = xio_open_dpy(dpy_name, argc, argv);
+    if (xio == 0)
+	fatal("cannot open display");
+
+    parent = vtwin_new(xio, vbi, geometry, parent, pgno, subno);
+    if (parent == 0)
+	fatal("cannot create window");
+
+    if (!valid_vbi_name)
+    {
+	if (vbi_name)
+	    send_errmsg(vbi, "cannot open device: %s", vbi_name);
+	else
+	    send_errmsg(vbi, "cannot open any device", vbi_name);
+    }
+
+    return parent;
+}
+
+
+static int option(int argc, char **argv, int *ind, char **arg)
+{
+    static struct { char *nam, *altnam; int arg; } opts[] = {
+	{ "-channel", "-c", 1 },
+	{ "-child", "-ch", 1 },
+	{ "-charset", "-cs", 1 },
+	{ "-help", "-h", 0 },
+	{ "-outfile", "-o", 1 },
+	{ "-parent", "-p", 1 },
+	{ "-sid", "-s", 1 },
+	{ "-ttpid", "-t", 1 },
+	{ "-vbi", "-v", 1 },
+    };
+    int i;
+    if (*ind >= argc)
+	return 0;
+    *arg = argv[(*ind)++];
+    for (i = 0; i < NELEM(opts); ++i)
+	if (streq(*arg, opts[i].nam) || streq(*arg, opts[i].altnam))
+	{
+	    if (opts[i].arg)
+		if (*ind < argc)
+		    *arg = argv[(*ind)++];
+		else
+		    fatal("option %s requires an argument", *arg);
+	    return i+1;
+	}
+    if (**arg == '-')
+    {
+	fatal("%s: invalid option", *arg);
+	usage(stderr, 1);
+    }
+    return -1;
+}
+
+
+int main(int argc, char **argv)
+{
+    struct vtwin *parent = 0;
+    int pgno, subno;
+    int opt, ind;
+    char *arg;
+    sid = 0;
+
+    setprgname(argv[0]);
+    fdset_init(fds);
+
+    ind = 1;
+    while (opt = option(argc, argv, &ind, &arg))
+	switch (opt)
+	{
+
+	    case 1: // channel
+		channel = arg;
+		break;
+	    case 2: // child
+		if (parent == 0)
+		    fatal("-child requires a parent window");
+		pgno = arg_pgno(arg, &subno);
+		parent = start(argc, argv, parent, pgno, subno);
+		geometry = 0;
+		break;
+	    case 3: // charset
+		if (streq(arg, "latin-1") || streq(arg, "1"))
+		    latin1 = LATIN1;
+		else if (streq(arg, "latin-2") || streq(arg, "2"))
+		    latin1 = LATIN2;
+		else if (streq(arg, "koi8-r") || streq(arg, "koi"))
+		    latin1 = KOI8;
+		else if (streq(arg, "iso8859-7") || streq(arg, "el"))
+		    latin1 = GREEK;
+		else
+		    fatal("bad charset (not latin-1/2/koi8-r/iso8859-7)");
+		break;
+	    case 4: // help
+		usage(stdout, 0);
+		break;
+	    case 5: // outfile
+		outfile = arg;
+		break;
+	    case 6: // parent
+	    case -1: // non-option arg
+		pgno = arg_pgno(arg, &subno);
+		parent = start(argc, argv, 0, pgno, subno);
+		geometry = 0;
+		break;
+	    case 7: // sid
+		sid = strtoul(arg, NULL, 0);
+		break;
+	    case 8: // ttpid
+		ttpid = strtoul(arg, NULL, 0);
+		break;
+	    case 9: // vbi
+		vbi_name = arg;
+		vbi = 0;
+		parent = 0;
+		break;
+	}
+
+    if (parent == 0)
+    start(argc, argv, 0, 0x900, ANY_SUB);
+    xio_event_loop();
+    exit(0);
+}