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| author | Denys Vlasenko | 2010-09-17 18:02:17 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2010-09-17 18:02:17 +0200 |
| commit | 395b97aeac4ac25dca32bd8480441ce64c17f7d9 (patch) | |
| tree | a4d077b4c6282c7ed8c100165c02d24f7a9411cc /shell/math.c | |
| parent | c8f9a8d3c0f9e5d47cc650bf0425926b03e8bbc6 (diff) | |
| download | busybox-395b97aeac4ac25dca32bd8480441ce64c17f7d9.zip busybox-395b97aeac4ac25dca32bd8480441ce64c17f7d9.tar.gz | |
shell/math: better comment. no code changes
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
Diffstat (limited to 'shell/math.c')
| -rw-r--r-- | shell/math.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/shell/math.c b/shell/math.c index 9d3b912..760645d 100644 --- a/shell/math.c +++ b/shell/math.c @@ -652,10 +652,10 @@ evaluate_string(arith_state_t *math_state, const char *expr) * integer stack. * But for binary operators, "apply" everything on the operator * stack until we find an operator with a lesser priority than the - * one we have just extracted. + * one we have just extracted. If op is right-associative, + * then stop "applying" on the equal priority too. * Left paren is given the lowest priority so it will never be * "applied" in this way. - * if associativity is right and priority eq, applied also skip */ prec = PREC(op); if ((prec > 0 && prec < UNARYPREC) || prec == SPEC_PREC) { |