mingw-pcre/SOURCES/pcre-8.38-Fix-bug-for-isolated-E-between-an-item-and-its-quali.patch
2021-10-08 13:46:58 +00:00

85 lines
2.2 KiB
Diff

From bfc1dfa660c24dc7a75108d934290e50d7db2719 Mon Sep 17 00:00:00 2001
From: ph10 <ph10@2f5784b3-3f2a-0410-8824-cb99058d5e15>
Date: Fri, 27 Nov 2015 17:41:04 +0000
Subject: [PATCH 2/5] Fix bug for isolated \E between an item and its qualifier
when auto callout is set.
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
git-svn-id: svn://vcs.exim.org/pcre/code/trunk@1613 2f5784b3-3f2a-0410-8824-cb99058d5e15
Petr Písař: Ported to 8.38.
diff --git a/pcre_compile.c b/pcre_compile.c
index 3670f1e..5786cd3 100644
--- a/pcre_compile.c
+++ b/pcre_compile.c
@@ -4645,9 +4645,10 @@ for (;; ptr++)
goto FAILED;
}
- /* If in \Q...\E, check for the end; if not, we have a literal */
+ /* If in \Q...\E, check for the end; if not, we have a literal. Otherwise an
+ isolated \E is ignored. */
- if (inescq && c != CHAR_NULL)
+ if (c != CHAR_NULL)
{
if (c == CHAR_BACKSLASH && ptr[1] == CHAR_E)
{
@@ -4655,7 +4656,7 @@ for (;; ptr++)
ptr++;
continue;
}
- else
+ else if (inescq)
{
if (previous_callout != NULL)
{
@@ -4670,7 +4671,6 @@ for (;; ptr++)
}
goto NORMAL_CHAR;
}
- /* Control does not reach here. */
}
/* In extended mode, skip white space and comments. We need a loop in order
diff --git a/testdata/testinput2 b/testdata/testinput2
index 92e3359..e8ca4fe 100644
--- a/testdata/testinput2
+++ b/testdata/testinput2
@@ -4225,4 +4225,6 @@ backtracking verbs. --/
/L(?#(|++<!(2)?/BCOZ
+/(A*)\E+/CBZ
+
/-- End of testinput2 --/
diff --git a/testdata/testoutput2 b/testdata/testoutput2
index 2cf7a90..09756b8 100644
--- a/testdata/testoutput2
+++ b/testdata/testoutput2
@@ -14610,4 +14610,18 @@ No match
End
------------------------------------------------------------------
+/(A*)\E+/CBZ
+------------------------------------------------------------------
+ Bra
+ Callout 255 0 7
+ SCBra 1
+ Callout 255 1 2
+ A*
+ Callout 255 3 0
+ KetRmax
+ Callout 255 7 0
+ Ket
+ End
+------------------------------------------------------------------
+
/-- End of testinput2 --/
--
2.4.3