Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 119 insertions, 0 deletions

diff --git a/modules/freetype2/src/tools/chktrcmp.py b/modules/freetype2/src/tools/chktrcmp.py
new file mode 100755
index 0000000000..d072a87866
--- /dev/null
+++ b/modules/freetype2/src/tools/chktrcmp.py
@@ -0,0 +1,119 @@
+#!/usr/bin/env python3
+#
+# Check trace components in FreeType 2 source.
+# Author: suzuki toshiya, 2009, 2013, 2020
+#
+# This code is explicitly into the public domain.
+
+import sys
+import os
+import re
+
+SRC_FILE_LIST = []
+USED_COMPONENT = {}
+KNOWN_COMPONENT = {}
+
+SRC_FILE_DIRS = ["src"]
+TRACE_DEF_FILES = ["include/freetype/internal/fttrace.h"]
+
+
+def usage():
+    print("Usage: %s [option]" % sys.argv[0])
+    print("Search used-but-defined and defined-but-not-used trace_XXX macros")
+    print("")
+    print("  --help:")
+    print("        Show this help")
+    print("")
+    print("  --src-dirs=dir1:dir2:...")
+    print("        Specify the directories of C source files to be checked")
+    print("        Default is %s" % ":".join(SRC_FILE_DIRS))
+    print("")
+    print("  --def-files=file1:file2:...")
+    print("        Specify the header files including FT_TRACE_DEF()")
+    print("        Default is %s" % ":".join(TRACE_DEF_FILES))
+    print("")
+
+
+# --------------------------------------------------------------
+# Parse command line options
+#
+for i in range(1, len(sys.argv)):
+    if sys.argv[i].startswith("--help"):
+        usage()
+        exit(0)
+    if sys.argv[i].startswith("--src-dirs="):
+        SRC_FILE_DIRS = sys.argv[i].replace("--src-dirs=", "", 1).split(":")
+    elif sys.argv[i].startswith("--def-files="):
+        TRACE_DEF_FILES = sys.argv[i].replace("--def-files=", "", 1).split(":")
+
+# --------------------------------------------------------------
+# Scan C source and header files using trace macros.
+#
+
+c_pathname_pat = re.compile('^.*\.[ch]$', re.IGNORECASE)
+trace_use_pat = re.compile('^[ \t]*#define[ \t]+FT_COMPONENT[ \t]+')
+
+for d in SRC_FILE_DIRS:
+    for (p, dlst, flst) in os.walk(d):
+        for f in flst:
+            if c_pathname_pat.match(f) is not None:
+                src_pathname = os.path.join(p, f)
+
+                line_num = 0
+                for src_line in open(src_pathname, 'r'):
+                    line_num = line_num + 1
+                    src_line = src_line.strip()
+                    if trace_use_pat.match(src_line) is not None:
+                        component_name = trace_use_pat.sub('', src_line)
+                        if component_name in USED_COMPONENT:
+                            USED_COMPONENT[component_name]\
+                                .append("%s:%d" % (src_pathname, line_num))
+                        else:
+                            USED_COMPONENT[component_name] =\
+                                ["%s:%d" % (src_pathname, line_num)]
+
+# --------------------------------------------------------------
+# Scan header file(s) defining trace macros.
+#
+
+trace_def_pat_opn = re.compile('^.*FT_TRACE_DEF[ \t]*\([ \t]*')
+trace_def_pat_cls = re.compile('[ \t\)].*$')
+
+for f in TRACE_DEF_FILES:
+    line_num = 0
+    for hdr_line in open(f, 'r'):
+        line_num = line_num + 1
+        hdr_line = hdr_line.strip()
+        if trace_def_pat_opn.match(hdr_line) is not None:
+            component_name = trace_def_pat_opn.sub('', hdr_line)
+            component_name = trace_def_pat_cls.sub('', component_name)
+            if component_name in KNOWN_COMPONENT:
+                print("trace component %s is defined twice,"
+                      " see %s and fttrace.h:%d" %
+                      (component_name, KNOWN_COMPONENT[component_name],
+                       line_num))
+            else:
+                KNOWN_COMPONENT[component_name] =\
+                    "%s:%d" % (os.path.basename(f), line_num)
+
+# --------------------------------------------------------------
+# Compare the used and defined trace macros.
+#
+
+print("# Trace component used in the implementations but not defined in "
+      "fttrace.h.")
+cmpnt = list(USED_COMPONENT.keys())
+cmpnt.sort()
+for c in cmpnt:
+    if c not in KNOWN_COMPONENT:
+        print("Trace component %s (used in %s) is not defined." %
+              (c, ", ".join(USED_COMPONENT[c])))
+
+print("# Trace component is defined but not used in the implementations.")
+cmpnt = list(KNOWN_COMPONENT.keys())
+cmpnt.sort()
+for c in cmpnt:
+    if c not in USED_COMPONENT:
+        if c != "any":
+            print("Trace component %s (defined in %s) is not used." %
+                  (c, KNOWN_COMPONENT[c]))