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Unbreak (at least) i386 build .... I have no idea why this built for me on 

amd64 (problem was missing prototype for snprintf witout <stdio.h>)

While here, add some (DEBUG mode only) tracing that proved useful in
solving another problem.
This commit is contained in:
kre 2017-06-07 08:06:22 +00:00
parent 1e070c27ee
commit ce6f66ce50
1 changed files with 5 additions and 2 deletions
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7
bin/sh/var.c
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@ -1,4 +1,4 @@
/* $NetBSD: var.c,v 1.57 2017/06/07 05:08:32 kre Exp $ */
/* $NetBSD: var.c,v 1.58 2017/06/07 08:06:22 kre Exp $ */
/*-
* Copyright (c) 1991, 1993
@ -37,10 +37,11 @@
#if 0
static char sccsid[] = "@(#)var.c 8.3 (Berkeley) 5/4/95";
#else
__RCSID("$NetBSD: var.c,v 1.57 2017/06/07 05:08:32 kre Exp $");
__RCSID("$NetBSD: var.c,v 1.58 2017/06/07 08:06:22 kre Exp $");
#endif
#endif /* not lint */
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
@ -490,6 +491,7 @@ environment(void)
if ((vp->flags & (VEXPORT|VUNSET)) == VEXPORT)
nenv++;
}
CTRACE(DBG_VARS, ("environment: %d vars to export\n", nenv));
ep = env = stalloc((nenv + 1) * sizeof *env);
for (vpp = vartab ; vpp < vartab + VTABSIZE ; vpp++) {
for (vp = *vpp ; vp ; vp = vp->next)
@ -498,6 +500,7 @@ environment(void)
*ep++ = (*vp->rfunc)(vp);
else
*ep++ = vp->text;
VTRACE(DBG_VARS, ("environment: %s\n", ep[-1]));
}
}
*ep = NULL;