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hush: support "pattern1|pattern2...)" in case statements

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parse_stream                                        1847    1861     +14
run_list                                            1995    2006     +11
This commit is contained in:
Denis Vlasenko 2008-07-31 00:17:01 +00:00
parent 20be63fe71
commit fbeeb328b8
1 changed files with 18 additions and 8 deletions
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14
shell/hush.c
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@ -2202,17 +2202,23 @@ static int run_list(struct pipe *pi)
continue;
}
if (rword == RES_MATCH) {
char *pattern;
char **argv;
if (!case_word) /* "case ... matched_word) ... WORD)": we executed selected branch, stop */
break;
/* all prev words didn't match, does this one match? */
pattern = expand_strvec_to_string(pi->progs->argv);
argv = pi->progs->argv;
while (*argv) {
char *pattern = expand_string_to_string(*argv);
/* TODO: which FNM_xxx flags to use? */
cond_code = (fnmatch(pattern, case_word, /*flags:*/ 0) != 0);
free(pattern);
if (cond_code == 0) { /* match! we will execute this branch */
free(case_word); /* make future "word)" stop */
case_word = NULL;
break;
}
argv++;
}
continue;
}
@ -3831,6 +3837,10 @@ static int parse_stream(o_string *dest, struct p_context *ctx,
break;
case '|':
done_word(dest, ctx);
#if ENABLE_HUSH_CASE
if (ctx->ctx_res_w == RES_MATCH)
break;
#endif
if (next == '|') {
i_getch(input);
done_pipe(ctx, PIPE_OR);