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# Reads in a text file, and performs the necessary escapes so that it
# can be #included as a static string like:
# static const char string_from_textfile[] =
# #include "build/textfile.h"
# ;
# This script simply prints the escaped string straight to stdout
from __future__ import print_function
import sys
# Can either be set explicitly, or left blank to auto-detect
# Except auto-detect doesn't work because the file has been passed
# through Python text processing, which makes all EOL a \n
line_end = '\\r\\n'
if __name__ == "__main__":
filename = sys.argv[1]
for line in open(filename, 'r').readlines():
if not line_end:
for ending in ('\r\n', '\r', '\n'):
if line.endswith(ending):
line_end = ending.replace('\r', '\\r').replace('\n', '\\n')
break
if not line_end:
raise Exception("Couldn't auto-detect line-ending of %s" % filename)
line = line.rstrip('\r\n')
line = line.replace('\\', '\\\\')
line = line.replace('"', '\\"')
print('"%s%s"' % (line, line_end))
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