shithub: scc

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[driver] clean up some unused variables

--- a/driver/posix/scc.c

+++ b/driver/posix/scc.c

@@ -35,9 +35,9 @@

 } tools[NR_TOOLS] = {

 	[CC1] = { .bin = "cc1", .cmd = PREFIX "/libexec/scc/", },

 	[CC2] = { .bin = "cc2", .cmd = PREFIX "/libexec/scc/", },

-	[QBE] = { .bin = "qbe", .bin = "qbe", .cmd = "qbe", },

-	[AS]  = { .bin = "cat", .bin = "cat", .cmd = "cat", },

-	[TEE] = { .bin = "tee", .bin = "tee", .cmd = "tee", },

+	[QBE] = { .bin = "qbe", .cmd = "qbe", },

+	[AS]  = { .bin = "cat", .cmd = "cat", },

+	[TEE] = { .bin = "tee", .cmd = "tee", },

 };

 char *argv0;

@@ -145,7 +145,7 @@

 build(char *file)

 {

 	int tool, out, keepfile;

-	static int in = NR_TOOLS, preout;

+	static int preout;

 	for (tool = CC1; tool < NR_TOOLS; tool = out) {

 		keepfile = 0;

@@ -152,7 +152,6 @@

 		switch (tool) {

 		case CC1:

-			in = NR_TOOLS;

 			out = Eflag ? NR_TOOLS : CC2;

 			if (!Eflag)

 				keepfile = kflag;

@@ -187,7 +186,6 @@

 		}

 		spawn(settool(inittool(tool), out));

-		in = tool;

 	}

 	for (i = 0; i < NR_TOOLS; ++i) {

 		if ((pid = tools[i].pid) == 0)