1 files changed, 111 insertions, 0 deletions
diff --git a/src/compiler/glsl/xxd.py b/src/compiler/glsl/xxd.py
new file mode 100644
index 00000000000..f8f57d77121
--- /dev/null
+++ b/src/compiler/glsl/xxd.py
@@ -0,0 +1,111 @@
+# encoding=utf-8
+# Copyright © 2018 Intel Corporation
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom the
+# Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice (including the next
+# paragraph) shall be included in all copies or substantial portions of the
+# Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+# IN THE SOFTWARE.
+
+# Converts a file to a C/C++ #include containing a string
+
+from __future__ import unicode_literals
+import argparse
+import io
+import string
+import sys
+
+
+def get_args():
+    parser = argparse.ArgumentParser()
+    parser.add_argument('input', help="Name of input file")
+    parser.add_argument('output', help="Name of output file")
+    parser.add_argument("-n", "--name",
+                        help="Name of C variable")
+    args = parser.parse_args()
+    return args
+
+
+def filename_to_C_identifier(n):
+    if n[0] != '_' and not n[0].isalpha():
+        n = "_" + n[1:]
+
+    return "".join([c if c.isalnum() or c == "_" else "_" for c in n])
+
+
+def emit_byte(f, b):
+    if ord(b) == ord('\n'):
+        f.write(b"\\n\"\n    \"")
+        return
+    elif ord(b) == ord('\r'):
+        f.write(b"\\r\"\n    \"")
+        return
+    elif ord(b) == ord('\t'):
+        f.write(b"\\t")
+        return
+    elif ord(b) == ord('"'):
+        f.write(b"\\\"")
+        return
+    elif ord(b) == ord('\\'):
+        f.write(b"\\\\")
+        return
+
+    if ord(b) >= ord(' ') and ord(b) <= ord('~'):
+        f.write(b)
+    else:
+        hi = ord(b) >> 4
+        lo = ord(b) & 0x0f
+        f.write("\\x{:x}{:x}".format(hi, lo).encode('utf-8'))
+
+
+def process_file(args):
+    with io.open(args.input, "rb") as infile:
+        try:
+            with io.open(args.output, "wb") as outfile:
+                # If a name was not specified on the command line, pick one based on the
+                # name of the input file.  If no input filename was specified, use
+                # from_stdin.
+                if args.name is not None:
+                    name = args.name
+                else:
+                    name = filename_to_C_identifier(args.input)
+
+                outfile.write("static const char {}[] =\n \"".format(name).encode('utf-8'))
+
+                while True:
+                    byte = infile.read(1)
+                    if byte == b"":
+                        break
+
+                    emit_byte(outfile, byte)
+
+                outfile.write(b"\"\n    ;\n")
+        except Exception:
+            # In the event that anything goes wrong, delete the output file,
+            # then re-raise the exception. Deleteing the output file should
+            # ensure that the build system doesn't try to use the stale,
+            # half-generated file.
+            os.unlink(args.output)
+            raise
+
+
+def main():
+    args = get_args()
+    process_file(args)
+
+
+if __name__ == "__main__":
+    main()