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Revert "pcre2: Update to upstream version 10.42"

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This reverts commit 62c3e4ab9c.

Needs more work, see comments about `_regex_free` errors in #70447.
This commit is contained in:
Rémi Verschelde
2022-12-23 11:29:11 +01:00
parent 1cab6c91e9
commit d0398f62f0
41 changed files with 5475 additions and 9943 deletions
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17
thirdparty/pcre2/src/pcre2_internal.h vendored
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@@ -220,17 +220,18 @@ not rely on this. */
#define COMPILE_ERROR_BASE 100
/* The initial frames vector for remembering pcre2_match() backtracking points
is allocated on the heap, of this size (bytes) or ten times the frame size if
larger, unless the heap limit is smaller. Typical frame sizes are a few hundred
bytes (it depends on the number of capturing parentheses) so 20KiB handles
quite a few frames. A larger vector on the heap is obtained for matches that
need more frames, subject to the heap limit. */
/* The initial frames vector for remembering backtracking points in
pcre2_match() is allocated on the system stack, of this size (bytes). The size
must be a multiple of sizeof(PCRE2_SPTR) in all environments, so making it a
multiple of 8 is best. Typical frame sizes are a few hundred bytes (it depends
on the number of capturing parentheses) so 20KiB handles quite a few frames. A
larger vector on the heap is obtained for patterns that need more frames. The
maximum size of this can be limited. */
#define START_FRAMES_SIZE 20480
/* For DFA matching, an initial internal workspace vector is allocated on the
stack. The heap is used only if this turns out to be too small. */
/* Similarly, for DFA matching, an initial internal workspace vector is
allocated on the stack. */
#define DFA_START_RWS_SIZE 30720