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first C hello world!

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This commit is contained in:
pommicket 2022-02-13 15:07:26 -05:00
parent 6acd24e315
commit 2fef698195
7 changed files with 68 additions and 47 deletions
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6
05/preprocess.b
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@ -88,6 +88,8 @@ function split_into_preprocessing_tokens
if b != 0 goto pptoken_number
b = isalpha_or_underscore(c)
if b != 0 goto pptoken_identifier
b = str_startswith(in, .str_one_line_comment)
if b != 0 goto pptoken_one_line_comment
b = str_startswith(in, .str_comment_start)
if b != 0 goto pptoken_comment
; now we check for all the various operators and symbols in C
@ -169,6 +171,10 @@ function split_into_preprocessing_tokens
; " each non-white-space character that cannot be one of the above"
goto pptoken_single_character
:pptoken_one_line_comment
; skip over comment
in = memchr(in, 10)
goto pptokens_loop
:pptoken_comment
; emit a space ("Each comment is replaced by one space character.")
*1out = 32