From: Michael Tremer <michael.tremer@ipfire.org>
Date: Wed, 3 Mar 2021 15:01:28 +0000 (+0000)
Subject: parser: Use JIT for PCRE2
X-Git-Tag: 0.9.28~1285^2~651
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a41868f99cdc6123157b05f992e4fa17fd8eba47;p=pakfire.git

parser: Use JIT for PCRE2

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/libpakfire/parser.c b/src/libpakfire/parser.c
index f0a952b22..6411d8ff8 100644
--- a/src/libpakfire/parser.c
+++ b/src/libpakfire/parser.c
@@ -64,6 +64,14 @@ static int pakfire_parser_compile_regex(PakfireParser parser) {
 
 			return 1;
 		}
+
+		// Enable JIT
+		pcre2_errno = pcre2_jit_compile(parser->regex_variable, PCRE2_JIT_COMPLETE);
+		if (pcre2_errno) {
+			pcre2_get_error_message(pcre2_errno, errmsg, sizeof(errmsg));
+			ERROR(parser->pakfire, "Enabling JIT on variables failed: %s\n", errmsg);
+			return 1;
+		}
 	}
 
 	return 0;
@@ -367,8 +375,8 @@ static int pakfire_parser_expand_variables(PakfireParser parser,
 	// Search for any variables
 	while (1) {
 		// Perform matching
-		int r = pcre2_match(parser->regex_variable, (PCRE2_UCHAR*)*buffer, strlen(*buffer),
-			0, 0, match, NULL);
+		int r = pcre2_jit_match(parser->regex_variable,
+			(PCRE2_UCHAR*)*buffer, strlen(*buffer), 0, 0, match, NULL);
 
 		// End loop when we have expanded all variables
 		if (r == PCRE2_ERROR_NOMATCH) {