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Started progress on intercepting program

--- /dev/null

+++ b/src/fserv.c

@@ -1,0 +1,15 @@

+/*

+ *******************************************************************************

+ * Author: Ethan Long

+ * Licence: Public Domain

+ * Email: ethandavidlong@gmail.com, u7281759@anu.edu.au

+ * Description: fserv will take an IME's output and present it to opshow to

+ *              show the available conversion options to the user.

+ */

+

+#include <u.h>

+#include <libc.h>

+#include <thread.h>

+#include <bio.h>

+

+

--- a/src/mkfile

+++ b/src/mkfile

@@ -3,7 +3,8 @@

 TARGETS =\

 	to-kana.out \

 	test.out \

-	optshow.out

+	optshow.out \

+	fserv.out

 all:

 	for(i in $TARGETS) @{

--- a/src/optshow.c

+++ b/src/optshow.c

@@ -55,6 +55,7 @@

 	bgco = 0xFFFFFFFF;

 	textco = 0x000000FF;

+	char *f;

 	ARGBEGIN{

 	case 's':

 		Binit(&bin, 0, OREAD);

@@ -61,10 +62,10 @@

 		Binit(&bout, 1, OWRITE);

 		break;

 	case 'f':

-		if (open(argv[1], OREAD) == -1){

-			sysfatal("File \"%s\" does not exist", argv[1]);

-		}

-		bin = *Bopen(argv[1], OREAD);

+		f = ARGF();

+		if (open(f, OREAD) == -1)

+			sysfatal("File \"%s\" does not exist", f);

+		bin = *Bopen(f, OREAD);

 		//Binit(&bin, 0, OREAD);

 		Binit(&bout, 1, OWRITE);

 		break;

@@ -78,7 +79,7 @@

 	bg = allocimage(display, Rect(0,0,1,1), RGB24, 1, bgco);

 	text = allocimage(display, Rect(0,0,screen->r.max.x,font->height), RGB24, 0, textco);

 	if(bg == nil || text == nil)

-		sysfatal("%s: We need more memory\n%r", argv0);

+		sysfatal("We need more memory\n%r");

 	textpos.x = screen->r.min.x;

 	textpos.y = screen->r.min.y;