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-rw-r--r--toys/pending/sh.c80
1 files changed, 44 insertions, 36 deletions
diff --git a/toys/pending/sh.c b/toys/pending/sh.c
index cf4d6165..9b3f6445 100644
--- a/toys/pending/sh.c
+++ b/toys/pending/sh.c
@@ -851,7 +851,8 @@ static int wildcard_match(char *str, int len, char *pattern, int plen,
int i, j, c, not;
// Loop through wildcards in pattern.
- for (ss = pp = dd = 0; ;pp++) {
+ for (ss = pp = dd = 0; ;) {
+
// did we consume pattern?
if (pp==plen) {
if (ss>best) best = ss;
@@ -869,40 +870,44 @@ static int wildcard_match(char *str, int len, char *pattern, int plen,
}
// Wildcard chars: |+@!*?()[]
- } else if ((c = pattern[(long)deck->v[dd++]])=='?') {
- ss += (i = getutf8(str+ss, len-ss, 0));
- if (i) continue;
- } else if (c == '*') {
- // start with zero length match, don't record consecutive **
- if (!dd || pp-1!=(long)deck->v[dd-1] || pattern[pp-1]!='*') {
- arg_add(&ant, (void *)ss);
- arg_add(&ant, 0);
- dd++;
- }
-
- continue;
- } else if (c == '[') {
- not = !!strchr("!^", pattern[++pp]);
- ss += getutf8(str+ss, len-ss, &c);
- for (i = 0, pp += not; pp<(long)deck->v[dd]; i = 0) {
- pp += getutf8(pattern+pp, plen-pp, &i);
- if (pattern[pp]=='-') {
- ++pp;
- pp += getutf8(pattern+pp, plen-pp, &j);
- if (not^(i<=c && j>=c)) break;
- } else if (not^(i==c)) break;
- }
- if (i) {
- pp = (long)deck->v[dd++];
+ } else {
+ c = pattern[pp++];
+ dd++;
+ if (c=='?') {
+ ss += (i = getutf8(str+ss, len-ss, 0));
+ if (i) continue;
+ } else if (c=='*') {
+
+ // start with zero length match, don't record consecutive **
+ if (dd==1 || pp-2!=(long)deck->v[dd-1] || pattern[pp-2]!='*') {
+ arg_add(&ant, (void *)ss);
+ arg_add(&ant, 0);
+ }
continue;
- }
+ } else if (c == '[') {
+ pp += (not = !!strchr("!^", pattern[pp]));
+ ss += getutf8(str+ss, len-ss, &c);
+ for (i = 0; pp<(long)deck->v[dd]; i = 0) {
+ pp += getutf8(pattern+pp, plen-pp, &i);
+ if (pattern[pp]=='-') {
+ ++pp;
+ pp += getutf8(pattern+pp, plen-pp, &j);
+ if (not^(i<=c && j>=c)) break;
+ } else if (not^(i==c)) break;
+ }
+ if (i) {
+ pp = (long)deck->v[dd++];
+
+ continue;
+ }
- // ( preceded by +@!*?
+ // ( preceded by +@!*?
- } else { // TODO ( ) |
- dd++;
- continue;
+ } else { // TODO ( ) |
+ dd++;
+ continue;
+ }
}
// match failure, pop retry stack or return failure
@@ -919,7 +924,6 @@ static int wildcard_match(char *str, int len, char *pattern, int plen,
if (!ant.c) break;
}
-
free (ant.v);
return best;
@@ -1489,6 +1493,10 @@ barf:
fail:
if (str != new) free(new);
free(deck.v);
+ if (ant!=&deck && ant->v) {
+ collect_wildcards("", 0, ant);
+ memmove(ant->v, ant->v+1, ant->c--*sizeof(long));
+ }
return !!arg;
}
@@ -2823,12 +2831,12 @@ dprintf(2, "TODO skipped init for((;;)), need math parser\n");
} else vv += **vv == '(';
}
arg.c = 0;
- if ((err = expand_arg_nobrace(&arg, *vv++, NO_PATH|NO_SPLIT,
- &blk->fdelete, &arg2))) break;
+ if ((err = expand_arg_nobrace(&arg, *vv++, NO_SPLIT, &blk->fdelete,
+ &arg2))) break;
s = arg.c ? *arg.v : "";
- match = wildcard_match(s, strlen(s), blk->fvar, strlen(blk->fvar),
+ match = wildcard_match(blk->fvar, strlen(blk->fvar), s, strlen(s),
&arg2, 0);
- if (match<0 || s[match]) break;
+ if (match>=0 && !s[match]) break;
else if (**vv++ == ')') {
vv = 0;
if ((pl = pl->end)->type!=2) break;