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commit bash-20161014 snapshot

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This commit is contained in:
Chet Ramey
2016-10-19 15:14:38 -04:00
parent ff293129ec
commit 03b415d33e
15 changed files with 219 additions and 58 deletions
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expr.c
+20
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@@ -1368,6 +1368,14 @@ readtok ()
c = POWER;
else if ((c == '-' || c == '+') && c1 == c && curtok == STR)
c = (c == '-') ? POSTDEC : POSTINC;
else if ((c == '-' || c == '+') && c1 == c && curtok == NUM && (lasttok == PREINC || lasttok == PREDEC))
{
/* This catches something like --FOO++ */
if (c == '-')
evalerror ("--: assignment requires lvalue");
else
evalerror ("++: assignment requires lvalue");
}
else if ((c == '-' || c == '+') && c1 == c)
{
/* Quickly scan forward to see if this is followed by optional
@@ -1378,7 +1386,19 @@ readtok ()
if (legal_variable_starter ((unsigned char)*xp))
c = (c == '-') ? PREDEC : PREINC;
else
/* Could force parsing as preinc or predec and throw an error */
#if 0
{
/* bash-5.0 */
/* This catches something like --4++ */
if (c == '-')
evalerror ("--: assignment requires lvalue");
else
evalerror ("++: assignment requires lvalue");
}
#else
cp--; /* not preinc or predec, so unget the character */
#endif
}
else if (c1 == EQ && member (c, "*/%+-&^|"))
{