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Bump FORMAT_LOOOP_LIMIT and add a log message when hit, GitHub issue 2715.

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This commit is contained in:
Nicholas Marriott 2021-05-19 09:04:45 +01:00
parent 9b4c05b6b9
commit f06ee2b87b
1 changed files with 4 additions and 2 deletions
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6
format.c
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@ -103,7 +103,7 @@ format_job_cmp(struct format_job *fj1, struct format_job *fj2)
#define FORMAT_CHARACTER 0x10000
/* Limit on recursion. */
#define FORMAT_LOOP_LIMIT 10
#define FORMAT_LOOP_LIMIT 100
/* Format expand flags. */
#define FORMAT_EXPAND_TIME 0x1
@ -4441,8 +4441,10 @@ format_expand1(struct format_expand_state *es, const char *fmt)
if (fmt == NULL || *fmt == '\0')
return (xstrdup(""));
if (es->loop == FORMAT_LOOP_LIMIT)
if (es->loop == FORMAT_LOOP_LIMIT) {
format_log(es, "reached loop limit (%u)", FORMAT_LOOP_LIMIT);
return (xstrdup(""));
}
es->loop++;
format_log(es, "expanding format: %s", fmt);