Lines Matching refs:l
45 static void bc_lex_identifier(BcLex *l) { in bc_lex_identifier() argument
48 const char *buf = l->buf + l->i - 1; in bc_lex_identifier()
57 l->t = BC_LEX_KW_AUTO + (BcLexType) i; in bc_lex_identifier()
60 bc_lex_verr(l, BC_ERR_POSIX_KW, kw->name); in bc_lex_identifier()
63 l->i += n - 1; in bc_lex_identifier()
68 bc_lex_name(l); in bc_lex_identifier()
70 if (BC_ERR(l->str.len - 1 > 1)) in bc_lex_identifier()
71 bc_lex_verr(l, BC_ERR_POSIX_NAME_LEN, l->str.v); in bc_lex_identifier()
74 static void bc_lex_string(BcLex *l) { in bc_lex_string() argument
76 size_t len, nlines = 0, i = l->i; in bc_lex_string()
77 const char *buf = l->buf; in bc_lex_string()
80 l->t = BC_LEX_STR; in bc_lex_string()
85 l->i = i; in bc_lex_string()
86 bc_lex_err(l, BC_ERR_PARSE_STRING); in bc_lex_string()
89 len = i - l->i; in bc_lex_string()
90 bc_vec_string(&l->str, len, l->buf + l->i); in bc_lex_string()
92 l->i = i + 1; in bc_lex_string()
93 l->line += nlines; in bc_lex_string()
96 static void bc_lex_assign(BcLex *l, BcLexType with, BcLexType without) { in bc_lex_assign() argument
97 if (l->buf[l->i] == '=') { in bc_lex_assign()
98 l->i += 1; in bc_lex_assign()
99 l->t = with; in bc_lex_assign()
101 else l->t = without; in bc_lex_assign()
104 void bc_lex_token(BcLex *l) { in bc_lex_token() argument
106 char c = l->buf[l->i++], c2; in bc_lex_token()
119 bc_lex_commonTokens(l, c); in bc_lex_token()
125 bc_lex_assign(l, BC_LEX_OP_REL_NE, BC_LEX_OP_BOOL_NOT); in bc_lex_token()
127 if (l->t == BC_LEX_OP_BOOL_NOT) in bc_lex_token()
128 bc_lex_verr(l, BC_ERR_POSIX_BOOL, "!"); in bc_lex_token()
135 bc_lex_string(l); in bc_lex_token()
141 bc_lex_err(l, BC_ERR_POSIX_COMMENT); in bc_lex_token()
142 bc_lex_lineComment(l); in bc_lex_token()
148 bc_lex_assign(l, BC_LEX_OP_ASSIGN_MODULUS, BC_LEX_OP_MODULUS); in bc_lex_token()
154 c2 = l->buf[l->i]; in bc_lex_token()
157 bc_lex_verr(l, BC_ERR_POSIX_BOOL, "&&"); in bc_lex_token()
159 l->i += 1; in bc_lex_token()
160 l->t = BC_LEX_OP_BOOL_AND; in bc_lex_token()
162 else bc_lex_invalidChar(l, c); in bc_lex_token()
169 l->t = BC_LEX_OP_TRUNC; in bc_lex_token()
175 bc_lex_assign(l, BC_LEX_OP_ASSIGN_PLACES, BC_LEX_OP_PLACES); in bc_lex_token()
182 l->t = (BcLexType) (c - '(' + BC_LEX_LPAREN); in bc_lex_token()
188 bc_lex_assign(l, BC_LEX_OP_ASSIGN_MULTIPLY, BC_LEX_OP_MULTIPLY); in bc_lex_token()
194 c2 = l->buf[l->i]; in bc_lex_token()
196 l->i += 1; in bc_lex_token()
197 l->t = BC_LEX_OP_INC; in bc_lex_token()
199 else bc_lex_assign(l, BC_LEX_OP_ASSIGN_PLUS, BC_LEX_OP_PLUS); in bc_lex_token()
205 l->t = BC_LEX_COMMA; in bc_lex_token()
211 c2 = l->buf[l->i]; in bc_lex_token()
213 l->i += 1; in bc_lex_token()
214 l->t = BC_LEX_OP_DEC; in bc_lex_token()
216 else bc_lex_assign(l, BC_LEX_OP_ASSIGN_MINUS, BC_LEX_OP_MINUS); in bc_lex_token()
222 c2 = l->buf[l->i]; in bc_lex_token()
223 if (BC_LEX_NUM_CHAR(c2, true, false)) bc_lex_number(l, c); in bc_lex_token()
225 l->t = BC_LEX_KW_LAST; in bc_lex_token()
226 bc_lex_err(l, BC_ERR_POSIX_DOT); in bc_lex_token()
233 c2 = l->buf[l->i]; in bc_lex_token()
234 if (c2 =='*') bc_lex_comment(l); in bc_lex_token()
235 else bc_lex_assign(l, BC_LEX_OP_ASSIGN_DIVIDE, BC_LEX_OP_DIVIDE); in bc_lex_token()
280 bc_lex_number(l, c); in bc_lex_token()
286 l->t = BC_LEX_SCOLON; in bc_lex_token()
293 c2 = l->buf[l->i]; in bc_lex_token()
296 l->i += 1; in bc_lex_token()
297 bc_lex_assign(l, BC_LEX_OP_ASSIGN_LSHIFT, BC_LEX_OP_LSHIFT); in bc_lex_token()
301 bc_lex_assign(l, BC_LEX_OP_REL_LE, BC_LEX_OP_REL_LT); in bc_lex_token()
307 bc_lex_assign(l, BC_LEX_OP_REL_EQ, BC_LEX_OP_ASSIGN); in bc_lex_token()
314 c2 = l->buf[l->i]; in bc_lex_token()
317 l->i += 1; in bc_lex_token()
318 bc_lex_assign(l, BC_LEX_OP_ASSIGN_RSHIFT, BC_LEX_OP_RSHIFT); in bc_lex_token()
322 bc_lex_assign(l, BC_LEX_OP_REL_GE, BC_LEX_OP_REL_GT); in bc_lex_token()
329 l->t = (BcLexType) (c - '[' + BC_LEX_LBRACKET); in bc_lex_token()
335 if (BC_NO_ERR(l->buf[l->i] == '\n')) { in bc_lex_token()
336 l->i += 1; in bc_lex_token()
337 l->t = BC_LEX_WHITESPACE; in bc_lex_token()
339 else bc_lex_invalidChar(l, c); in bc_lex_token()
345 bc_lex_assign(l, BC_LEX_OP_ASSIGN_POWER, BC_LEX_OP_POWER); in bc_lex_token()
376 bc_lex_identifier(l); in bc_lex_token()
383 l->t = (BcLexType) (c - '{' + BC_LEX_LBRACE); in bc_lex_token()
389 c2 = l->buf[l->i]; in bc_lex_token()
393 bc_lex_verr(l, BC_ERR_POSIX_BOOL, "||"); in bc_lex_token()
395 l->i += 1; in bc_lex_token()
396 l->t = BC_LEX_OP_BOOL_OR; in bc_lex_token()
398 else bc_lex_invalidChar(l, c); in bc_lex_token()
405 bc_lex_invalidChar(l, c); in bc_lex_token()