[hackers] [scc] [cc2-qbe] Improve cc2/arch/qbe/code.c:/^binary/ || Roberto E. Vargas Caballero

[git]

commit 599f8df9655f84d78e6383f546caf23c7dccae98
Author:     Roberto E. Vargas Caballero <Roberto E. Vargas Caballero>
AuthorDate: Wed Apr 20 04:31:40 2016 +0200
Commit:     Roberto E. Vargas Caballero <Roberto E. Vargas Caballero>
CommitDate: Wed Apr 20 04:31:40 2016 +0200

    [cc2-qbe] Improve cc2/arch/qbe/code.c:/^binary/
    
    It is better to have an unique format string, even if we have to
    do a double copy to an internal buffer instead of using the buffer
    supplied by addr2txt().

diff --git a/cc2/arch/qbe/code.c b/cc2/arch/qbe/code.c
index 7db856f..fe9c762 100644
--- a/cc2/arch/qbe/code.c
+++ b/cc2/arch/qbe/code.c
@@ -1,11 +1,14 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include "arch.h"
 #include "../../cc2.h"
 #include "../../../inc/sizes.h"
 
+#define ADDR_LEN (IDENTSIZ+2)
+
 static void binary(void), load(void), store(void);
 
 static struct opdata {
@@ -229,8 +232,6 @@ writeout(void)
 static char *
 addr2txt(Addr *a)
 {
-       static char buff[40];
-
        switch (a->kind) {
        case SAUTO:
        case SLABEL:
@@ -245,13 +246,12 @@ static void
 binary(void)
 {
        struct opdata *p = &optbl[pc->op];
+       char to[ADDR_LEN], from1[ADDR_LEN], from2[ADDR_LEN];
 
-       printf("\t%s %c=\t%s\t",
-              addr2txt(&pc->to), p->letter, p->txt);
-       fputs(addr2txt(&pc->from1), stdout);
-       putchar(',');
-       fputs(addr2txt(&pc->from2), stdout);
-       putchar('\n');
+       strcpy(to, addr2txt(&pc->to));
+       strcpy(from1, addr2txt(&pc->from1));
+       strcpy(from2, addr2txt(&pc->from2));
+       printf("\t%s %c=\t%s\t%s,%s\n", to, p->letter, p->txt, from1, from2);
 }
 
 static void