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Fix comparisons involving empty strings and inequalities.

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This commit is contained in:
Luke Ceddia 2016-11-09 16:22:07 +11:00
parent 2d065c3681
commit b51f6e4117
1 changed files with 2 additions and 2 deletions
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4
internal/c/libqb.cpp
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@ -8728,7 +8728,7 @@ int32 qbs_lessorequal(qbs *str1,qbs *str2){
//same process as lessthan, but we check to see if the lengths are equal here also.
int32 i, limit, l1, l2;
l1 = str1->len; l2 = str2->len;
if (!l1) return 0; //if the first string has no length then it HAS to be smaller or equal to the second
if (!l1) return -1; //if the first string has no length then it HAS to be smaller or equal to the second
if (l1<=l2) limit = l1; else limit = l2;
i=memcmp(str1->chr,str2->chr,limit);
if (i<0) return -1;
@ -8740,7 +8740,7 @@ int32 qbs_greaterorequal(qbs *str2,qbs *str1){
//same process as for lessorequal; we just reverse the string order
int32 i, limit, l1, l2;
l1 = str1->len; l2 = str2->len;
if (!l1) return 0;
if (!l1) return -1;
if (l1<=l2) limit = l1; else limit = l2;
i=memcmp(str1->chr,str2->chr,limit);
if (i<0) return -1;