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cmd: Avoid division by zero in set /a with %.

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Jason Edmeades 2013-01-06 20:23:53 +00:00 committed by Alexandre Julliard
parent 45eeeb00f3
commit 3735bf6af5
1 changed files with 1 additions and 0 deletions
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programs/cmd/builtins.c
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@ -3661,6 +3661,7 @@ static int WCMD_reduce(OPSTACK **opstack, VARSTACK **varstack) {
WCMD_pushnumber(NULL, var2&var1, varstack); WCMD_pushnumber(NULL, var2&var1, varstack);
break; break;
case '%': var2 = WCMD_popnumber(varstack); case '%': var2 = WCMD_popnumber(varstack);
if (var1 == 0) return WCMD_DIVIDEBYZERO;
WCMD_pushnumber(NULL, var2%var1, varstack); WCMD_pushnumber(NULL, var2%var1, varstack);
break; break;
case '^': var2 = WCMD_popnumber(varstack); case '^': var2 = WCMD_popnumber(varstack);