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repo/wayland/sway/patches/pcre2.patch
Owen Rafferty 2405dbcdb0
sway[-no-seat]: backport pcre2 commits
2022-07-12 14:50:01 -05:00

216 lines
6.3 KiB
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diff --git a/include/sway/criteria.h b/include/sway/criteria.h
index ad8610cd..59f57f94 100644
--- a/include/sway/criteria.h
+++ b/include/sway/criteria.h
@@ -1,7 +1,8 @@
#ifndef _SWAY_CRITERIA_H
#define _SWAY_CRITERIA_H
-#include <pcre.h>
+#define PCRE2_CODE_UNIT_WIDTH 8
+#include <pcre2.h>
#include "config.h"
#include "list.h"
#include "tree/view.h"
@@ -15,13 +16,13 @@ enum criteria_type {
};
enum pattern_type {
- PATTERN_PCRE,
+ PATTERN_PCRE2,
PATTERN_FOCUSED,
};
struct pattern {
enum pattern_type match_type;
- pcre *regex;
+ pcre2_code *regex;
};
struct criteria {
diff --git a/meson.build b/meson.build
index 5e4de87f..c59e4142 100644
--- a/meson.build
+++ b/meson.build
@@ -36,7 +36,7 @@ if is_freebsd
endif
jsonc = dependency('json-c', version: '>=0.13')
-pcre = dependency('libpcre')
+pcre2 = dependency('libpcre2-8')
wayland_server = dependency('wayland-server', version: '>=1.20.0')
wayland_client = dependency('wayland-client')
wayland_cursor = dependency('wayland-cursor')
diff --git a/sway/criteria.c b/sway/criteria.c
index d2a5566f..94751c5f 100644
--- a/sway/criteria.c
+++ b/sway/criteria.c
@@ -3,7 +3,8 @@
#include <stdio.h>
#include <stdbool.h>
#include <strings.h>
-#include <pcre.h>
+#define PCRE2_CODE_UNIT_WIDTH 8
+#include <pcre2.h>
#include "sway/criteria.h"
#include "sway/tree/container.h"
#include "sway/config.h"
@@ -40,17 +41,19 @@ bool criteria_is_empty(struct criteria *criteria) {
char *error = NULL;
// Returns error string on failure or NULL otherwise.
-static bool generate_regex(pcre **regex, char *value) {
- const char *reg_err;
- int offset;
-
- *regex = pcre_compile(value, PCRE_UTF8 | PCRE_UCP, &reg_err, &offset, NULL);
+static bool generate_regex(pcre2_code **regex, char *value) {
+ int errorcode;
+ PCRE2_SIZE offset;
+ *regex = pcre2_compile((PCRE2_SPTR)value, PCRE2_ZERO_TERMINATED, PCRE2_UTF | PCRE2_UCP, &errorcode, &offset, NULL);
if (!*regex) {
+ PCRE2_UCHAR buffer[256];
+ pcre2_get_error_message(errorcode, buffer, sizeof(buffer));
+
const char *fmt = "Regex compilation for '%s' failed: %s";
- int len = strlen(fmt) + strlen(value) + strlen(reg_err) - 3;
+ int len = strlen(fmt) + strlen(value) + strlen((char*) buffer) - 3;
error = malloc(len);
- snprintf(error, len, fmt, value, reg_err);
+ snprintf(error, len, fmt, value, buffer);
return false;
}
@@ -66,7 +69,7 @@ static bool pattern_create(struct pattern **pattern, char *value) {
if (strcmp(value, "__focused__") == 0) {
(*pattern)->match_type = PATTERN_FOCUSED;
} else {
- (*pattern)->match_type = PATTERN_PCRE;
+ (*pattern)->match_type = PATTERN_PCRE2;
if (!generate_regex(&(*pattern)->regex, value)) {
return false;
};
@@ -77,7 +80,7 @@ static bool pattern_create(struct pattern **pattern, char *value) {
static void pattern_destroy(struct pattern *pattern) {
if (pattern) {
if (pattern->regex) {
- pcre_free(pattern->regex);
+ pcre2_code_free(pattern->regex);
}
free(pattern);
}
@@ -99,8 +102,11 @@ void criteria_destroy(struct criteria *criteria) {
free(criteria);
}
-static int regex_cmp(const char *item, const pcre *regex) {
- return pcre_exec(regex, NULL, item, strlen(item), 0, 0, NULL, 0);
+static int regex_cmp(const char *item, const pcre2_code *regex) {
+ pcre2_match_data *match_data = pcre2_match_data_create_from_pattern(regex, NULL);
+ int result = pcre2_match(regex, (PCRE2_SPTR)item, strlen(item), 0, 0, match_data, NULL);
+ pcre2_match_data_free(match_data);
+ return result;
}
#if HAVE_XWAYLAND
@@ -155,7 +161,7 @@ static bool criteria_matches_container(struct criteria *criteria,
bool exists = false;
struct sway_container *con = container;
for (int i = 0; i < con->marks->length; ++i) {
- if (regex_cmp(con->marks->items[i], criteria->con_mark->regex) == 0) {
+ if (regex_cmp(con->marks->items[i], criteria->con_mark->regex) >= 0) {
exists = true;
break;
}
@@ -192,8 +198,8 @@ static bool criteria_matches_view(struct criteria *criteria,
return false;
}
break;
- case PATTERN_PCRE:
- if (regex_cmp(title, criteria->title->regex) != 0) {
+ case PATTERN_PCRE2:
+ if (regex_cmp(title, criteria->title->regex) < 0) {
return false;
}
break;
@@ -212,8 +218,8 @@ static bool criteria_matches_view(struct criteria *criteria,
return false;
}
break;
- case PATTERN_PCRE:
- if (regex_cmp(shell, criteria->shell->regex) != 0) {
+ case PATTERN_PCRE2:
+ if (regex_cmp(shell, criteria->shell->regex) < 0) {
return false;
}
break;
@@ -232,8 +238,8 @@ static bool criteria_matches_view(struct criteria *criteria,
return false;
}
break;
- case PATTERN_PCRE:
- if (regex_cmp(app_id, criteria->app_id->regex) != 0) {
+ case PATTERN_PCRE2:
+ if (regex_cmp(app_id, criteria->app_id->regex) < 0) {
return false;
}
break;
@@ -264,8 +270,8 @@ static bool criteria_matches_view(struct criteria *criteria,
return false;
}
break;
- case PATTERN_PCRE:
- if (regex_cmp(class, criteria->class->regex) != 0) {
+ case PATTERN_PCRE2:
+ if (regex_cmp(class, criteria->class->regex) < 0) {
return false;
}
break;
@@ -284,8 +290,8 @@ static bool criteria_matches_view(struct criteria *criteria,
return false;
}
break;
- case PATTERN_PCRE:
- if (regex_cmp(instance, criteria->instance->regex) != 0) {
+ case PATTERN_PCRE2:
+ if (regex_cmp(instance, criteria->instance->regex) < 0) {
return false;
}
break;
@@ -304,8 +310,8 @@ static bool criteria_matches_view(struct criteria *criteria,
return false;
}
break;
- case PATTERN_PCRE:
- if (regex_cmp(window_role, criteria->window_role->regex) != 0) {
+ case PATTERN_PCRE2:
+ if (regex_cmp(window_role, criteria->window_role->regex) < 0) {
return false;
}
break;
@@ -363,8 +369,8 @@ static bool criteria_matches_view(struct criteria *criteria,
return false;
}
break;
- case PATTERN_PCRE:
- if (regex_cmp(ws->name, criteria->workspace->regex) != 0) {
+ case PATTERN_PCRE2:
+ if (regex_cmp(ws->name, criteria->workspace->regex) < 0) {
return false;
}
break;
diff --git a/sway/meson.build b/sway/meson.build
index 8eab31a2..5f34ce6b 100644
--- a/sway/meson.build
+++ b/sway/meson.build
@@ -213,7 +213,7 @@ sway_deps = [
libudev,
math,
pango,
- pcre,
+ pcre2,
glesv2,
pixman,
server_protos,
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