shithub: scc

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ref: ab3858dbbcf5547532bec3065777159af41beca2
parent: adda8658b4dcc5aa6b0ad7be0ba7b8ef3707112c
author: Roberto E. Vargas Caballero <k0ga@shike2.com>
date: Wed Aug 23 15:35:11 EDT 2017

[driver] Add complex logic to determine if qbe is needed

Qbe use depends of the value of Qflag, tool and the selected
target, so it is better to use a different function and
keep the logic there.

--- a/driver/posix/scc.c
+++ b/driver/posix/scc.c
@@ -98,6 +98,16 @@
 }
 
 static int
+qbe(int tool)
+{
+	if (tool != CC2 || !Qflag)
+		return 0;
+	if (!strcmp(arch, "amd64") && !strcmp(abi, "sysv"))
+		return 1;
+	return 0;
+}
+
+static int
 inittool(int tool)
 {
 	struct tool *t = &tools[tool];
@@ -110,7 +120,7 @@
 	switch (tool) {
 	case CC1: /* FALLTHROUGH */
 	case CC2:
-		fmt = (Qflag && tool == CC2) ? "%s-qbe_%s-%s" : "%s-%s-%s";
+		fmt = (qbe(tool)) ? "%s-qbe_%s-%s" : "%s-%s-%s";
 		n = snprintf(t->bin, sizeof(t->bin), fmt, t->cmd, arch, abi);
 		if (n < 0 || n >= sizeof(t->bin))
 			die("scc: target tool name too long");