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stb_c_lexer: fix NUL eof test so it compiles

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This commit is contained in:
Sean Barrett 2021-07-07 00:43:40 -07:00
parent 08e4b18650
commit 84e7a4ae24
2 changed files with 49 additions and 2 deletions
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2
stb_c_lexer.h
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@ -608,7 +608,7 @@ int stb_c_lexer_get_token(stb_lexer *lexer)
// check for EOF
STB_C_LEX_0_IS_EOF(
if (*p == 0)
return stb__clex_eof(tok);
return stb__clex_eof(lexer);
)
single_char:

49
tests/test_cpp_compilation.cpp
View File

@ -7,7 +7,6 @@
#include "stb_image_write.h"
#include "stb_perlin.h"
#include "stb_dxt.h"
#include "stb_c_lexer.h"
#include "stb_divide.h"
#include "stb_herringbone_wang_tile.h"
#include "stb_ds.h"
@ -183,3 +182,51 @@ void dummy3(void)
stb_textedit_initialize_state(0,0);
stb_textedit_paste(0,0,0,0);
}
#define STB_C_LEX_C_DECIMAL_INTS Y // "0|[1-9][0-9]*" CLEX_intlit
#define STB_C_LEX_C_HEX_INTS Y // "0x[0-9a-fA-F]+" CLEX_intlit
#define STB_C_LEX_C_OCTAL_INTS Y // "[0-7]+" CLEX_intlit
#define STB_C_LEX_C_DECIMAL_FLOATS Y // "[0-9]*(.[0-9]*([eE][-+]?[0-9]+)?) CLEX_floatlit
#define STB_C_LEX_C99_HEX_FLOATS N // "0x{hex}+(.{hex}*)?[pP][-+]?{hex}+ CLEX_floatlit
#define STB_C_LEX_C_IDENTIFIERS Y // "[_a-zA-Z][_a-zA-Z0-9]*" CLEX_id
#define STB_C_LEX_C_DQ_STRINGS Y // double-quote-delimited strings with escapes CLEX_dqstring
#define STB_C_LEX_C_SQ_STRINGS N // single-quote-delimited strings with escapes CLEX_ssstring
#define STB_C_LEX_C_CHARS Y // single-quote-delimited character with escape CLEX_charlits
#define STB_C_LEX_C_COMMENTS Y // "/* comment */"
#define STB_C_LEX_CPP_COMMENTS Y // "// comment to end of line\n"
#define STB_C_LEX_C_COMPARISONS Y // "==" CLEX_eq "!=" CLEX_noteq "<=" CLEX_lesseq ">=" CLEX_greatereq
#define STB_C_LEX_C_LOGICAL Y // "&&" CLEX_andand "||" CLEX_oror
#define STB_C_LEX_C_SHIFTS Y // "<<" CLEX_shl ">>" CLEX_shr
#define STB_C_LEX_C_INCREMENTS Y // "++" CLEX_plusplus "--" CLEX_minusminus
#define STB_C_LEX_C_ARROW Y // "->" CLEX_arrow
#define STB_C_LEX_EQUAL_ARROW N // "=>" CLEX_eqarrow
#define STB_C_LEX_C_BITWISEEQ Y // "&=" CLEX_andeq "|=" CLEX_oreq "^=" CLEX_xoreq
#define STB_C_LEX_C_ARITHEQ Y // "+=" CLEX_pluseq "-=" CLEX_minuseq
// "*=" CLEX_muleq "/=" CLEX_diveq "%=" CLEX_modeq
// if both STB_C_LEX_SHIFTS & STB_C_LEX_ARITHEQ:
// "<<=" CLEX_shleq ">>=" CLEX_shreq
#define STB_C_LEX_PARSE_SUFFIXES N // letters after numbers are parsed as part of those numbers, and must be in suffix list below
#define STB_C_LEX_DECIMAL_SUFFIXES "" // decimal integer suffixes e.g. "uUlL" -- these are returned as-is in string storage
#define STB_C_LEX_HEX_SUFFIXES "" // e.g. "uUlL"
#define STB_C_LEX_OCTAL_SUFFIXES "" // e.g. "uUlL"
#define STB_C_LEX_FLOAT_SUFFIXES "" //
#define STB_C_LEX_0_IS_EOF Y // if Y, ends parsing at '\0'; if N, returns '\0' as token
#define STB_C_LEX_INTEGERS_AS_DOUBLES N // parses integers as doubles so they can be larger than 'int', but only if STB_C_LEX_STDLIB==N
#define STB_C_LEX_MULTILINE_DSTRINGS N // allow newlines in double-quoted strings
#define STB_C_LEX_MULTILINE_SSTRINGS N // allow newlines in single-quoted strings
#define STB_C_LEX_USE_STDLIB Y // use strtod,strtol for parsing #s; otherwise inaccurate hack
#define STB_C_LEX_DOLLAR_IDENTIFIER Y // allow $ as an identifier character
#define STB_C_LEX_FLOAT_NO_DECIMAL Y // allow floats that have no decimal point if they have an exponent
#define STB_C_LEX_DEFINE_ALL_TOKEN_NAMES N // if Y, all CLEX_ token names are defined, even if never returned
// leaving it as N should help you catch config bugs
#define STB_C_LEX_DISCARD_PREPROCESSOR Y // discard C-preprocessor directives (e.g. after prepocess
// still have #line, #pragma, etc)
//#define STB_C_LEX_ISWHITE(str) ... // return length in bytes of whitespace characters if first char is whitespace
#define STB_C_LEXER_DEFINITIONS // This line prevents the header file from replacing your definitions
#include "stb_c_lexer.h"