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authorAkira Kakuto <kakuto@fuk.kindai.ac.jp>2020-10-11 03:30:45 +0000
committerAkira Kakuto <kakuto@fuk.kindai.ac.jp>2020-10-11 03:30:45 +0000
commit818cc5aef331bbea8e3f51fde0d16930d3c7d61b (patch)
tree92e75c5790929645b7f7fe46531d08bd6da647fe /Build/source/libs/freetype2/freetype-src/builds/meson/extract_freetype_version.py
parentda07ca4d5d2822da52a86feffa09e8cf2b9484bd (diff)
freetype 2.10.3
git-svn-id: svn://tug.org/texlive/trunk@56628 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/freetype2/freetype-src/builds/meson/extract_freetype_version.py')
-rw-r--r--Build/source/libs/freetype2/freetype-src/builds/meson/extract_freetype_version.py107
1 files changed, 107 insertions, 0 deletions
diff --git a/Build/source/libs/freetype2/freetype-src/builds/meson/extract_freetype_version.py b/Build/source/libs/freetype2/freetype-src/builds/meson/extract_freetype_version.py
new file mode 100644
index 00000000000..15e87dbccd0
--- /dev/null
+++ b/Build/source/libs/freetype2/freetype-src/builds/meson/extract_freetype_version.py
@@ -0,0 +1,107 @@
+#!/usr/bin/env python
+"""Extract the FreeType version numbers from `<freetype/freetype.h>`.
+
+This script parses the header to extract the version number defined there.
+By default, the full dotted version number is printed, but `--major`,
+`--minor` or `--patch` can be used to only print one of these values
+instead.
+"""
+
+from __future__ import print_function
+
+import argparse
+import os
+import re
+import sys
+
+# Expected input:
+#
+# ...
+# #define FREETYPE_MAJOR 2
+# #define FREETYPE_MINOR 10
+# #define FREETYPE_PATCH 2
+# ...
+
+RE_MAJOR = re.compile(r"^ \#define \s+ FREETYPE_MAJOR \s+ (.*) $", re.X)
+RE_MINOR = re.compile(r"^ \#define \s+ FREETYPE_MINOR \s+ (.*) $", re.X)
+RE_PATCH = re.compile(r"^ \#define \s+ FREETYPE_PATCH \s+ (.*) $", re.X)
+
+
+def parse_freetype_header(header):
+ major = None
+ minor = None
+ patch = None
+
+ for line in header.splitlines():
+ line = line.rstrip()
+ m = RE_MAJOR.match(line)
+ if m:
+ assert major == None, "FREETYPE_MAJOR appears more than once!"
+ major = m.group(1)
+ continue
+
+ m = RE_MINOR.match(line)
+ if m:
+ assert minor == None, "FREETYPE_MINOR appears more than once!"
+ minor = m.group(1)
+ continue
+
+ m = RE_PATCH.match(line)
+ if m:
+ assert patch == None, "FREETYPE_PATCH appears more than once!"
+ patch = m.group(1)
+ continue
+
+ assert (
+ major and minor and patch
+ ), "This header is missing one of FREETYPE_MAJOR, FREETYPE_MINOR or FREETYPE_PATCH!"
+
+ return (major, minor, patch)
+
+
+def main():
+ parser = argparse.ArgumentParser(description=__doc__)
+
+ group = parser.add_mutually_exclusive_group()
+ group.add_argument(
+ "--major",
+ action="store_true",
+ help="Only print the major version number.",
+ )
+ group.add_argument(
+ "--minor",
+ action="store_true",
+ help="Only print the minor version number.",
+ )
+ group.add_argument(
+ "--patch",
+ action="store_true",
+ help="Only print the patch version number.",
+ )
+
+ parser.add_argument(
+ "input",
+ metavar="FREETYPE_H",
+ help="The input freetype.h header to parse.",
+ )
+
+ args = parser.parse_args()
+ with open(args.input) as f:
+ header = f.read()
+
+ version = parse_freetype_header(header)
+
+ if args.major:
+ print(version[0])
+ elif args.minor:
+ print(version[1])
+ elif args.patch:
+ print(version[2])
+ else:
+ print("%s.%s.%s" % version)
+
+ return 0
+
+
+if __name__ == "__main__":
+ sys.exit(main())