1 /* 2 * This file was generated by the mksyntax program. 3 */ 4 5 #include <sys/cdefs.h> 6 #include <limits.h> 7 8 /* Syntax classes */ 9 #define CWORD 0 /* character is nothing special */ 10 #define CNL 1 /* newline character */ 11 #define CQNL 2 /* newline character in quotes */ 12 #define CBACK 3 /* a backslash character */ 13 #define CSBACK 4 /* a backslash character in single quotes */ 14 #define CSQUOTE 5 /* single quote */ 15 #define CDQUOTE 6 /* double quote */ 16 #define CENDQUOTE 7 /* a terminating quote */ 17 #define CBQUOTE 8 /* backwards single quote */ 18 #define CVAR 9 /* a dollar sign */ 19 #define CENDVAR 10 /* a '}' character */ 20 #define CLP 11 /* a left paren in arithmetic */ 21 #define CRP 12 /* a right paren in arithmetic */ 22 #define CEOF 13 /* end of file */ 23 #define CCTL 14 /* like CWORD, except it must be escaped */ 24 #define CSPCL 15 /* these terminate a word */ 25 #define CIGN 16 /* character should be ignored */ 26 27 /* Syntax classes for is_ functions */ 28 #define ISDIGIT 01 /* a digit */ 29 #define ISUPPER 02 /* an upper case letter */ 30 #define ISLOWER 04 /* a lower case letter */ 31 #define ISUNDER 010 /* an underscore */ 32 #define ISSPECL 020 /* the name of a special parameter */ 33 34 #define SYNBASE (1 - CHAR_MIN) 35 #define PEOF -SYNBASE 36 37 38 #define BASESYNTAX (basesyntax + SYNBASE) 39 #define DQSYNTAX (dqsyntax + SYNBASE) 40 #define SQSYNTAX (sqsyntax + SYNBASE) 41 #define ARISYNTAX (arisyntax + SYNBASE) 42 43 #define is_digit(c) ((unsigned int)((c) - '0') <= 9) 44 #define is_eof(c) ((c) == PEOF) 45 #define is_alpha(c) ((is_type+SYNBASE)[(int)c] & (ISUPPER|ISLOWER)) 46 #define is_name(c) ((is_type+SYNBASE)[(int)c] & (ISUPPER|ISLOWER|ISUNDER)) 47 #define is_in_name(c) ((is_type+SYNBASE)[(int)c] & (ISUPPER|ISLOWER|ISUNDER|ISDIGIT)) 48 #define is_special(c) ((is_type+SYNBASE)[(int)c] & (ISSPECL|ISDIGIT)) 49 #define digit_val(c) ((c) - '0') 50 51 extern const char basesyntax[]; 52 extern const char dqsyntax[]; 53 extern const char sqsyntax[]; 54 extern const char arisyntax[]; 55 extern const char is_type[]; 56