Move gcovr options to config file

Having these in the make file is very annoying, because it requires rebuilding
from scratch and rerunning tests just to see if some flag is effective.

Author: iluuu1994

build/Makefile.gcov

@@ -16,23 +16,6 @@ LCOV_EXCLUDES = \
 	'$(top_srcdir)/parse_date.re' \
 	'$(top_srcdir)/parse_iso_intervals.re'
 
-GCOVR_EXCLUDES = \
-	'ext/bcmath/libbcmath/.*' \
-	'ext/date/lib/.*' \
-	'ext/fileinfo/libmagic/.*' \
-	'ext/gd/libgd/.*' \
-	'ext/hash/sha3/.*' \
-	'ext/lexbor/lexbor/.*' \
-	'ext/mbstring/libmbfl/.*' \
-	'ext/opcache/jit/ir/.*' \
-	'ext/pcre/pcre2lib/.*' \
-	'ext/uri/uriparser/.*'
-
-# These patterns have implicit ^/$ anchors.
-GCOVR_EXCLUDE_LINES_BY_PATTERNS = \
-	'.*\b(ZEND_PARSE_PARAMETERS_(START|END|NONE)|Z_PARAM_).*' \
-	'\s*(default:\s*)?ZEND_UNREACHABLE\(\);\s*'
-
 lcov: lcov-html
 
 php_lcov.info:
@@ -56,15 +39,11 @@ gcovr-html:
 	@echo "Generating gcovr HTML"
 	@rm -rf gcovr_html/
 	@mkdir gcovr_html
-	gcovr -sr . -o gcovr_html/index.html --html --html-details --exclude-unreachable-branches --exclude-throw-branches \
-		$(foreach pattern, $(GCOVR_EXCLUDE_LINES_BY_PATTERNS), --exclude-lines-by-pattern $(pattern)) \
-		$(foreach lib, $(GCOVR_EXCLUDES), -e $(lib))
+	gcovr -r . -o gcovr_html/index.html --html --html-details
 
 gcovr-xml:
 	@echo "Generating gcovr XML"
 	@rm -f gcovr.xml
-	gcovr -sr . -o gcovr.xml --xml --exclude-unreachable-branches --exclude-throw-branches \
-		$(foreach pattern, $(GCOVR_EXCLUDE_LINES_BY_PATTERNS), --exclude-lines-by-pattern $(pattern)) \
-		$(foreach lib, $(GCOVR_EXCLUDES), -e $(lib))
+	gcovr -r . -o gcovr.xml --xml
 
 .PHONY: gcovr-html lcov-html php_lcov.info

gcovr.cfg

@@ -0,0 +1,19 @@
+print-summary = yes
+
+exclude-throw-branches = yes
+exclude-unreachable-branches = yes
+
+# These patterns have implicit ^/$ anchors.
+exclude = ext/bcmath/libbcmath/.*
+exclude = ext/date/lib/.*
+exclude = ext/fileinfo/libmagic/.*
+exclude = ext/gd/libgd/.*
+exclude = ext/hash/sha3/.*
+exclude = ext/lexbor/lexbor/.*
+exclude = ext/mbstring/libmbfl/.*
+exclude = ext/opcache/jit/ir/.*
+exclude = ext/pcre/pcre2lib/.*
+exclude = ext/uri/uriparser/.*
+
+exclude-lines-by-pattern = .*\b(ZEND_PARSE_PARAMETERS_(START|END|NONE)|Z_PARAM_).*
+exclude-lines-by-pattern = \s*(default:\s*)?ZEND_UNREACHABLE\(\);\s*