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micropython/tools/file2h.py
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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)) |