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Use malloc + sprintf rather than asprintf to ensure portability to

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other, less advanced architecutres.  This should minorly help porting
efforts of FreeBSD.  I've done several make worlds since this came up
with this change, as well as debugging several interesting nits with
-V (which is the only thing this change will affect really).
This commit is contained in:
Warner Losh 1998-07-26 17:06:05 +00:00
parent fa43bfe289
commit dff85ecbee
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=37872
1 changed files with 4 additions and 2 deletions
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6
usr.bin/make/main.c
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@ -47,7 +47,7 @@ static const char copyright[] =
static char sccsid[] = "@(#)main.c 8.3 (Berkeley) 3/19/94";
#endif
static const char rcsid[] =
"$Id: main.c,v 1.23 1997/09/29 03:53:51 imp Exp $";
"$Id: main.c,v 1.24 1998/06/13 11:55:57 peter Exp $";
#endif /* not lint */
/*-
@ -186,9 +186,11 @@ rearg: while((c = getopt(argc, argv, OPTFLAGS)) != -1) {
break;
case 'V':
printVars = TRUE;
(void)asprintf(&p, "${%s}", optarg);
p = malloc(strlen(optarg) + 1 + 3);
if (!p)
Punt("make: cannot allocate memory.");
/* This sprintf is safe, because of the malloc above */
(void)sprintf(p, "${%s}", optarg);
(void)Lst_AtEnd(variables, (ClientData)p);
Var_Append(MAKEFLAGS, "-V", VAR_GLOBAL);
Var_Append(MAKEFLAGS, optarg, VAR_GLOBAL);