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提交 5ac4dcaa 编写于 作者: T Thomas G. Lockhart
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Fix parsing for <identifier>-<number> which was mis-identified as a unary 

 minus. Example is SELECT f1-2 FROM INT4_TBL;
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Showing with 229 addition and 179 deletion
src/backend/parser/scan.c
浏览文件 @ 5ac4dcaa
/* A lexical scanner generated by flex */
/* Scanner skeleton version:
* $Header: /cvsroot/pgsql/src/backend/parser/Attic/scan.c,v 1.13 1998/02/13 05:09:15 scrappy Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/Attic/scan.c,v 1.14 1998/02/18 07:23:22 thomas Exp $
*/
#define FLEX_SCANNER
......@@ -284,46 +284,46 @@ static void yy_fatal_error YY_PROTO(( yyconst char msg[] ));
*yy_cp = '\0'; \
yy_c_buf_p = yy_cp;
#define YY_NUM_RULES 40
#define YY_END_OF_BUFFER 41
static yyconst short int yy_acclist[163] =
#define YY_NUM_RULES 41
#define YY_END_OF_BUFFER 42
static yyconst short int yy_acclist[168] =
{ 0,
10, 10, 6, 6, 24, 24, 9, 9, 25, 25,
18, 18, 41, 39, 40, 38, 39, 40, 38, 40,
31, 39, 40, 22, 39, 40, 29, 31, 39, 40,
15, 39, 40, 29, 39, 40, 29, 31, 39, 40,
29, 31, 39, 40, 29, 31, 39, 40, 35, 39,
40,16417, 29, 31, 39, 40, 37, 39, 40, 37,
39, 40, 37, 39, 40, 10, 40, 8, 40, 3,
6, 40, 3, 6, 40, 3, 40, 6, 40, 24,
40, 23, 40, 9, 40, 14, 40, 40, 25, 40,
26, 40, 18, 40, 16, 40, 40, 31, 31, 31,
32, 31, 31, 35,16417, 4, 31, 31, 27, 31,
37, 7, 13, 10, 6, 6, 5, 24, 9, 25,
18, 17, 20, 19, 20, 30, 28, 30, 28, 30,
32, 28, 1, 31, 31, 28, 30, 4, 31, 4,
31, 4, 31, 8225, 36,16418, 12, 5, 11, 21,
30, 2, 4, 31, 30, 2, 2, 2, 8226, 36,
16418, 2
18, 18, 42, 40, 41, 39, 40, 41, 39, 41,
31, 40, 41, 22, 40, 41, 29, 31, 40, 41,
15, 40, 41, 29, 40, 41, 29, 31, 40, 41,
29, 31, 40, 41, 29, 31, 40, 41, 36, 40,
41,16418, 29, 31, 40, 41, 38, 40, 41,16417,
38, 40, 41,16417, 38, 40, 41,16417, 10, 41,
8, 41, 3, 6, 41, 3, 6, 41, 3, 41,
6, 41, 24, 41, 23, 41, 9, 41, 14, 41,
41, 25, 41, 26, 41, 18, 41, 16, 41, 41,
31, 31, 31, 32, 31, 31, 36,16418, 4, 31,
31, 27, 31, 38,16417, 7, 13, 10, 6, 6,
5, 24, 9, 25, 18, 17, 20, 19, 20, 30,
28, 30, 28, 30, 32, 28, 1, 31, 31, 28,
30, 4, 31, 4, 31, 4, 31, 8226, 37,16419,
8225, 12, 5, 11, 21, 30, 2, 4, 31, 30,
2, 2, 2, 8227, 37,16419, 2
} ;
static yyconst short int yy_accept[125] =
static yyconst short int yy_accept[128] =
{ 0,
1, 1, 1, 2, 3, 4, 5, 6, 7, 8,
9, 10, 11, 12, 13, 14, 16, 19, 21, 24,
27, 31, 34, 37, 41, 45, 49, 53, 57, 60,
63, 66, 68, 70, 73, 76, 78, 80, 82, 84,
86, 88, 89, 91, 93, 95, 97, 98, 99, 100,
101, 102, 102, 103, 104, 106, 108, 109, 109, 109,
109, 111, 112, 113, 114, 115, 115, 115, 116, 117,
117, 117, 118, 119, 120, 120, 120, 121, 122, 122,
122, 123, 124, 126, 127, 129, 132, 133, 133, 134,
135, 136, 138, 138, 140, 142, 144, 145, 147, 147,
147, 148, 149, 149, 149, 150, 150, 150, 151, 152,
152, 155, 156, 156, 156, 156, 157, 158, 159, 160,
160, 162, 163, 163
27, 31, 34, 37, 41, 45, 49, 53, 57, 61,
65, 69, 71, 73, 76, 79, 81, 83, 85, 87,
89, 91, 92, 94, 96, 98, 100, 101, 102, 103,
104, 105, 105, 106, 107, 109, 111, 112, 112, 112,
112, 114, 114, 114, 116, 117, 118, 119, 119, 119,
120, 121, 121, 121, 122, 123, 124, 124, 124, 125,
126, 126, 126, 127, 128, 130, 131, 133, 136, 137,
137, 138, 139, 140, 142, 142, 144, 146, 148, 149,
151, 152, 152, 152, 153, 154, 154, 154, 155, 155,
155, 156, 157, 157, 160, 161, 161, 161, 161, 162,
163, 164, 165, 165, 167, 168, 168
} ;
static yyconst int yy_ec[256] =
......@@ -360,149 +360,157 @@ static yyconst int yy_ec[256] =
static yyconst int yy_meta[22] =
{ 0,
1, 1, 2, 3, 4, 3, 5, 1, 6, 7,
7, 8, 3, 9, 3, 3, 10, 10, 9, 10,
11
1, 2, 3, 4, 5, 4, 6, 1, 7, 8,
9, 10, 4, 11, 4, 4, 2, 2, 11, 2,
12
} ;
static yyconst short int yy_base[142] =
static yyconst short int yy_base[146] =
{ 0,
0, 0, 355, 344, 18, 31, 334, 328, 325, 318,
46, 48, 18, 31, 313, 396, 396, 396, 293, 396,
12, 396, 292, 203, 42, 49, 61, 21, 0, 199,
196, 0, 52, 0, 72, 52, 0, 0, 396, 0,
64, 396, 66, 396, 0, 77, 192, 181, 78, 31,
169, 79, 165, 93, 0, 111, 104, 126, 0, 156,
135, 0, 396, 396, 0, 68, 128, 0, 0, 110,
129, 130, 0, 0, 138, 140, 142, 0, 146, 148,
396, 396, 396, 396, 396, 111, 396, 152, 396, 165,
122, 0, 77, 178, 64, 140, 396, 193, 170, 183,
396, 157, 195, 198, 396, 206, 208, 396, 0, 144,
214, 65, 216, 0, 210, 220, 223, 228, 396, 16,
214, 232, 396, 235, 246, 257, 268, 279, 290, 299,
298, 308, 319, 328, 335, 346, 357, 367, 378, 383,
386
0, 0, 332, 325, 18, 31, 325, 324, 321, 320,
46, 48, 18, 31, 326, 435, 435, 435, 309, 435,
12, 435, 308, 213, 42, 49, 61, 21, 63, 74,
209, 0, 52, 0, 82, 58, 0, 0, 435, 0,
66, 435, 76, 435, 0, 80, 206, 198, 88, 31,
188, 82, 179, 102, 0, 120, 113, 135, 0, 175,
169, 137, 0, 149, 435, 435, 0, 87, 140, 0,
0, 71, 132, 142, 0, 0, 147, 150, 152, 0,
156, 158, 435, 435, 435, 435, 435, 114, 435, 162,
435, 175, 120, 0, 92, 188, 57, 150, 435, 203,
435, 180, 193, 435, 167, 205, 208, 435, 216, 218,
435, 0, 154, 224, 52, 226, 0, 220, 230, 233,
238, 435, 16, 224, 242, 435, 245, 257, 269, 281,
293, 305, 314, 322, 333, 345, 354, 363, 375, 387,
398, 410, 415, 419, 423
} ;
static yyconst short int yy_def[142] =
static yyconst short int yy_def[146] =
{ 0,
123, 1, 124, 124, 125, 125, 126, 126, 127, 127,
128, 128, 129, 129, 123, 123, 123, 123, 130, 123,
130, 123, 123, 130, 130, 130, 123, 130, 131, 131,
131, 132, 123, 133, 133, 134, 35, 135, 123, 136,
123, 123, 123, 123, 137, 123, 138, 130, 130, 49,
123, 123, 50, 123, 27, 139, 54, 123, 140, 123,
130, 131, 123, 123, 132, 123, 123, 133, 35, 134,
134, 134, 135, 136, 123, 123, 123, 137, 123, 123,
123, 123, 123, 123, 123, 123, 123, 54, 123, 88,
90, 88, 139, 139, 94, 94, 123, 123, 123, 123,
123, 123, 123, 123, 123, 123, 123, 123, 88, 139,
94, 139, 123, 141, 123, 139, 139, 123, 123, 123,
98, 123, 0, 123, 123, 123, 123, 123, 123, 123,
123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
123
126, 1, 127, 127, 128, 128, 129, 129, 130, 130,
131, 131, 132, 132, 126, 126, 126, 126, 133, 126,
133, 126, 126, 133, 133, 133, 126, 133, 134, 134,
30, 135, 126, 136, 136, 137, 35, 138, 126, 139,
126, 126, 126, 126, 140, 126, 141, 133, 133, 49,
126, 126, 50, 126, 27, 142, 54, 126, 143, 126,
133, 126, 144, 30, 126, 126, 135, 126, 126, 136,
35, 137, 137, 137, 138, 139, 126, 126, 126, 140,
126, 126, 126, 126, 126, 126, 126, 126, 126, 54,
126, 90, 92, 90, 142, 142, 96, 96, 126, 126,
126, 126, 126, 126, 126, 126, 126, 126, 126, 126,
126, 90, 142, 96, 142, 126, 145, 126, 142, 142,
126, 126, 126, 100, 126, 0, 126, 126, 126, 126,
126, 126, 126, 126, 126, 126, 126, 126, 126, 126,
126, 126, 126, 126, 126
} ;
static yyconst short int yy_nxt[418] =
static yyconst short int yy_nxt[457] =
{ 0,
16, 17, 18, 19, 20, 21, 22, 23, 24, 24,
25, 23, 26, 27, 28, 24, 29, 30, 29, 31,
16, 35, 50, 35, 46, 51, 36, 35, 35, 121,
16, 35, 50, 35, 46, 51, 36, 35, 35, 124,
37, 53, 35, 35, 35, 61, 35, 46, 47, 36,
35, 35, 85, 37, 86, 35, 35, 43, 43, 43,
43, 47, 54, 66, 67, 55, 44, 56, 44, 53,
70, 57, 58, 58, 72, 75, 76, 77, 77, 66,
67, 59, 60, 110, 55, 69, 111, 69, 79, 80,
70, 69, 69, 81, 69, 110, 69, 69, 49, 84,
87, 84, 87, 88, 88, 89, 90, 88, 90, 88,
88, 90, 90, 91, 92, 90, 92, 90, 90, 88,
88, 88, 88, 88, 94, 88, 94, 88, 70, 95,
94, 96, 72, 94, 51, 94, 94, 58, 58, 99,
100, 102, 102, 109, 101, 109, 59, 70, 70, 75,
76, 103, 104, 77, 77, 49, 105, 79, 80, 106,
107, 112, 110, 112, 108, 88, 116, 88, 102, 102,
88, 88, 88, 88, 88, 88, 88, 88, 90, 98,
90, 99, 100, 90, 90, 91, 101, 90, 85, 90,
90, 94, 51, 94, 99, 100, 95, 94, 96, 101,
94, 49, 94, 94, 113, 113, 103, 104, 83, 103,
104, 105, 64, 114, 105, 63, 98, 106, 107, 106,
107, 115, 108, 53, 108, 117, 118, 113, 113, 120,
120, 117, 118, 121, 117, 118, 114, 121, 110, 122,
118, 110, 123, 122, 118, 32, 32, 32, 32, 32,
32, 32, 32, 32, 32, 32, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 38, 38, 38,
38, 38, 38, 38, 38, 38, 38, 38, 40, 40,
40, 40, 40, 40, 40, 40, 40, 40, 40, 42,
42, 42, 42, 42, 42, 42, 42, 42, 42, 42,
45, 45, 45, 45, 45, 45, 45, 45, 45, 45,
45, 48, 52, 49, 48, 48, 62, 62, 65, 65,
65, 65, 123, 65, 65, 65, 65, 65, 65, 68,
68, 68, 68, 68, 41, 68, 68, 68, 68, 68,
71, 41, 39, 71, 71, 73, 73, 73, 39, 73,
73, 73, 73, 73, 73, 73, 74, 74, 74, 74,
33, 74, 74, 74, 74, 74, 74, 78, 78, 78,
78, 33, 78, 78, 78, 78, 78, 82, 82, 82,
82, 82, 82, 82, 82, 82, 82, 82, 93, 123,
93, 93, 93, 93, 93, 93, 93, 93, 93, 97,
97, 97, 119, 119, 119, 15, 123, 123, 123, 123,
123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
123, 123, 123, 123, 123, 123, 123
35, 35, 87, 37, 88, 35, 35, 43, 43, 43,
43, 47, 54, 68, 69, 55, 44, 56, 44, 53,
113, 57, 58, 58, 62, 62, 72, 77, 78, 114,
74, 59, 60, 63, 55, 62, 62, 79, 79, 72,
65, 81, 82, 74, 63, 71, 83, 71, 68, 69,
72, 71, 71, 89, 71, 89, 71, 71, 49, 86,
113, 86, 90, 90, 91, 92, 90, 92, 90, 90,
92, 92, 93, 94, 92, 94, 92, 92, 90, 90,
90, 90, 90, 96, 90, 96, 90, 51, 97, 96,
98, 112, 96, 112, 96, 96, 58, 58, 62, 62,
72, 102, 103, 105, 105, 59, 104, 63, 77, 78,
72, 106, 107, 79, 79, 126, 108, 81, 82, 109,
110, 115, 113, 115, 111, 90, 119, 90, 105, 105,
90, 90, 90, 90, 90, 90, 90, 90, 92, 49,
92, 102, 103, 92, 92, 93, 104, 92, 100, 92,
92, 96, 87, 96, 102, 103, 97, 96, 98, 104,
96, 51, 96, 96, 116, 116, 106, 107, 49, 106,
107, 108, 85, 117, 108, 66, 100, 109, 110, 109,
110, 118, 111, 53, 111, 120, 121, 116, 116, 123,
123, 120, 121, 124, 120, 121, 117, 124, 113, 125,
121, 113, 126, 125, 121, 32, 32, 32, 32, 32,
32, 32, 32, 32, 32, 32, 32, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 38,
38, 38, 38, 38, 38, 38, 38, 38, 38, 38,
38, 40, 40, 40, 40, 40, 40, 40, 40, 40,
40, 40, 40, 42, 42, 42, 42, 42, 42, 42,
42, 42, 42, 42, 42, 45, 45, 45, 45, 45,
45, 45, 45, 45, 45, 45, 45, 48, 52, 49,
48, 48, 48, 64, 64, 126, 41, 41, 39, 39,
64, 33, 64, 67, 67, 67, 67, 67, 33, 67,
67, 67, 67, 67, 67, 70, 70, 70, 70, 70,
70, 126, 70, 70, 70, 70, 70, 73, 126, 126,
73, 73, 73, 75, 75, 75, 75, 126, 75, 75,
75, 75, 75, 75, 75, 76, 76, 76, 76, 76,
126, 76, 76, 76, 76, 76, 76, 80, 80, 80,
80, 80, 126, 80, 80, 80, 80, 80, 84, 84,
84, 84, 84, 84, 84, 84, 84, 84, 84, 84,
95, 95, 126, 95, 95, 95, 95, 95, 95, 95,
95, 95, 99, 99, 99, 99, 101, 101, 101, 101,
122, 122, 122, 122, 15, 126, 126, 126, 126, 126,
126, 126, 126, 126, 126, 126, 126, 126, 126, 126,
126, 126, 126, 126, 126, 126
} ;
static yyconst short int yy_chk[418] =
static yyconst short int yy_chk[457] =
{ 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 5, 21, 5, 13, 21, 5, 5, 5, 120,
1, 5, 21, 5, 13, 21, 5, 5, 5, 123,
5, 28, 5, 5, 6, 28, 6, 14, 13, 6,
6, 6, 50, 6, 50, 6, 6, 11, 11, 12,
12, 14, 25, 33, 33, 25, 11, 26, 12, 26,
36, 26, 27, 27, 36, 41, 41, 43, 43, 66,
66, 27, 27, 112, 27, 35, 95, 35, 46, 46,
35, 35, 35, 46, 35, 93, 35, 35, 49, 49,
52, 49, 52, 54, 54, 54, 54, 54, 54, 54,
115, 26, 27, 27, 29, 29, 36, 41, 41, 97,
36, 27, 27, 29, 27, 30, 30, 43, 43, 72,
30, 46, 46, 72, 30, 35, 46, 35, 68, 68,
35, 35, 35, 52, 35, 52, 35, 35, 49, 49,
95, 49, 54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 56, 57, 56, 57, 70, 56,
56, 56, 70, 56, 86, 56, 56, 58, 58, 67,
67, 72, 72, 91, 67, 91, 58, 71, 72, 75,
75, 76, 76, 77, 77, 61, 76, 79, 79, 80,
80, 96, 110, 96, 80, 88, 110, 88, 102, 102,
88, 88, 88, 88, 88, 88, 88, 88, 90, 60,
90, 99, 99, 90, 90, 90, 99, 90, 53, 90,
90, 94, 51, 94, 100, 100, 94, 94, 94, 100,
94, 48, 94, 94, 98, 98, 103, 103, 47, 104,
104, 103, 31, 98, 104, 30, 98, 106, 106, 107,
107, 98, 106, 24, 107, 111, 111, 113, 113, 115,
115, 116, 116, 115, 117, 117, 113, 121, 116, 118,
118, 117, 121, 122, 122, 124, 124, 124, 124, 124,
124, 124, 124, 124, 124, 124, 125, 125, 125, 125,
125, 125, 125, 125, 125, 125, 125, 126, 126, 126,
126, 126, 126, 126, 126, 126, 126, 126, 127, 127,
127, 127, 127, 127, 127, 127, 127, 127, 127, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
54, 54, 54, 56, 57, 56, 57, 88, 56, 56,
56, 93, 56, 93, 56, 56, 58, 58, 62, 62,
73, 69, 69, 74, 74, 58, 69, 62, 77, 77,
74, 78, 78, 79, 79, 64, 78, 81, 81, 82,
82, 98, 113, 98, 82, 90, 113, 90, 105, 105,
90, 90, 90, 90, 90, 90, 90, 90, 92, 61,
92, 102, 102, 92, 92, 92, 102, 92, 60, 92,
92, 96, 53, 96, 103, 103, 96, 96, 96, 103,
96, 51, 96, 96, 100, 100, 106, 106, 48, 107,
107, 106, 47, 100, 107, 31, 100, 109, 109, 110,
110, 100, 109, 24, 110, 114, 114, 116, 116, 118,
118, 119, 119, 118, 120, 120, 116, 124, 119, 121,
121, 120, 124, 125, 125, 127, 127, 127, 127, 127,
127, 127, 127, 127, 127, 127, 127, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128, 128, 129,
129, 129, 129, 129, 129, 129, 129, 129, 129, 129,
129, 130, 23, 19, 130, 130, 131, 131, 132, 132,
132, 132, 15, 132, 132, 132, 132, 132, 132, 133,
133, 133, 133, 133, 10, 133, 133, 133, 133, 133,
134, 9, 8, 134, 134, 135, 135, 135, 7, 135,
135, 135, 135, 135, 135, 135, 136, 136, 136, 136,
4, 136, 136, 136, 136, 136, 136, 137, 137, 137,
137, 3, 137, 137, 137, 137, 137, 138, 138, 138,
138, 138, 138, 138, 138, 138, 138, 138, 139, 0,
139, 139, 139, 139, 139, 139, 139, 139, 139, 140,
140, 140, 141, 141, 141, 123, 123, 123, 123, 123,
123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
123, 123, 123, 123, 123, 123, 123
129, 130, 130, 130, 130, 130, 130, 130, 130, 130,
130, 130, 130, 131, 131, 131, 131, 131, 131, 131,
131, 131, 131, 131, 131, 132, 132, 132, 132, 132,
132, 132, 132, 132, 132, 132, 132, 133, 23, 19,
133, 133, 133, 134, 134, 15, 10, 9, 8, 7,
134, 4, 134, 135, 135, 135, 135, 135, 3, 135,
135, 135, 135, 135, 135, 136, 136, 136, 136, 136,
136, 0, 136, 136, 136, 136, 136, 137, 0, 0,
137, 137, 137, 138, 138, 138, 138, 0, 138, 138,
138, 138, 138, 138, 138, 139, 139, 139, 139, 139,
0, 139, 139, 139, 139, 139, 139, 140, 140, 140,
140, 140, 0, 140, 140, 140, 140, 140, 141, 141,
141, 141, 141, 141, 141, 141, 141, 141, 141, 141,
142, 142, 0, 142, 142, 142, 142, 142, 142, 142,
142, 142, 143, 143, 143, 143, 144, 144, 144, 144,
145, 145, 145, 145, 126, 126, 126, 126, 126, 126,
126, 126, 126, 126, 126, 126, 126, 126, 126, 126,
126, 126, 126, 126, 126, 126
} ;
static yy_state_type yy_state_buf[YY_BUF_SIZE + 2], *yy_state_ptr;
......@@ -539,7 +547,7 @@ char *yytext;
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/Attic/scan.c,v 1.13 1998/02/13 05:09:15 scrappy Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/Attic/scan.c,v 1.14 1998/02/18 07:23:22 thomas Exp $
*
*-------------------------------------------------------------------------
*/
......@@ -651,7 +659,7 @@ char literal[MAX_PARSE_BUFFER];
* Other embedded escaped characters are matched explicitly and the leading
* backslash is dropped from the string. - thomas 1997-09-24
*/
#line 655 "lex.yy.c"
#line 663 "lex.yy.c"
/* Macros after this point can all be overridden by user definitions in
* section 1.
......@@ -804,7 +812,7 @@ YY_DECL
#line 178 "scan.l"
#line 808 "lex.yy.c"
#line 816 "lex.yy.c"
if ( yy_init )
{
......@@ -852,14 +860,14 @@ yy_match:
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = (int) yy_def[yy_current_state];
if ( yy_current_state >= 124 )
if ( yy_current_state >= 127 )
yy_c = yy_meta[(unsigned int) yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
*yy_state_ptr++ = yy_current_state;
++yy_cp;
}
while ( yy_base[yy_current_state] != 396 );
while ( yy_base[yy_current_state] != 435 );
yy_find_action:
yy_current_state = *--yy_state_ptr;
......@@ -1152,6 +1160,29 @@ YY_RULE_SETUP
case 33:
YY_RULE_SETUP
#line 314 "scan.l"
{
int i;
ScanKeyword *keyword;
BEGIN(xm);
for(i = 0; yytext[i]; i++)
if (isupper(yytext[i]))
yytext[i] = tolower(yytext[i]);
keyword = ScanKeywordLookup((char*)yytext);
if (keyword != NULL) {
return (keyword->value);
}
else
{
yylval.str = pstrdup((char*)yytext);
return (IDENT);
}
}
YY_BREAK
case 34:
YY_RULE_SETUP
#line 333 "scan.l"
{
char* endptr;
......@@ -1171,9 +1202,9 @@ YY_RULE_SETUP
return (ICONST);
}
YY_BREAK
case 34:
case 35:
YY_RULE_SETUP
#line 332 "scan.l"
#line 351 "scan.l"
{
char* endptr;
......@@ -1186,9 +1217,9 @@ YY_RULE_SETUP
return (FCONST);
}
YY_BREAK
case 35:
case 36:
YY_RULE_SETUP
#line 343 "scan.l"
#line 362 "scan.l"
{
char* endptr;
......@@ -1207,9 +1238,9 @@ YY_RULE_SETUP
return (ICONST);
}
YY_BREAK
case 36:
case 37:
YY_RULE_SETUP
#line 360 "scan.l"
#line 379 "scan.l"
{
char* endptr;
......@@ -1221,9 +1252,9 @@ YY_RULE_SETUP
return (FCONST);
}
YY_BREAK
case 37:
case 38:
YY_RULE_SETUP
#line 370 "scan.l"
#line 389 "scan.l"
{
int i;
ScanKeyword *keyword;
......@@ -1243,22 +1274,22 @@ YY_RULE_SETUP
}
}
YY_BREAK
case 38:
case 39:
YY_RULE_SETUP
#line 388 "scan.l"
#line 407 "scan.l"
{ /* ignore */ }
YY_BREAK
case 39:
case 40:
YY_RULE_SETUP
#line 390 "scan.l"
#line 409 "scan.l"
{ return (yytext[0]); }
YY_BREAK
case 40:
case 41:
YY_RULE_SETUP
#line 392 "scan.l"
#line 411 "scan.l"
ECHO;
YY_BREAK
#line 1262 "lex.yy.c"
#line 1293 "lex.yy.c"
case YY_STATE_EOF(INITIAL):
case YY_STATE_EOF(xb):
case YY_STATE_EOF(xc):
......@@ -1553,7 +1584,7 @@ static yy_state_type yy_get_previous_state()
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = (int) yy_def[yy_current_state];
if ( yy_current_state >= 124 )
if ( yy_current_state >= 127 )
yy_c = yy_meta[(unsigned int) yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
......@@ -1583,11 +1614,11 @@ yy_state_type yy_current_state;
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = (int) yy_def[yy_current_state];
if ( yy_current_state >= 124 )
if ( yy_current_state >= 127 )
yy_c = yy_meta[(unsigned int) yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
yy_is_jam = (yy_current_state == 123);
yy_is_jam = (yy_current_state == 126);
if ( ! yy_is_jam )
*yy_state_ptr++ = yy_current_state;
......@@ -2144,7 +2175,7 @@ int main()
return 0;
}
#endif
#line 392 "scan.l"
#line 411 "scan.l"
void yyerror(char message[])
......
src/backend/parser/scan.l
浏览文件 @ 5ac4dcaa
......@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/scan.l,v 1.35 1998/02/11 03:56:07 thomas Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/scan.l,v 1.36 1998/02/18 07:22:40 thomas Exp $
*
*-------------------------------------------------------------------------
*/
......@@ -311,6 +311,25 @@ other .
return (PARAM);
}
{identifier}/{space}*-{number} {
int i;
ScanKeyword *keyword;
BEGIN(xm);
for(i = 0; yytext[i]; i++)
if (isupper(yytext[i]))
yytext[i] = tolower(yytext[i]);
keyword = ScanKeywordLookup((char*)yytext);
if (keyword != NULL) {
return (keyword->value);
}
else
{
yylval.str = pstrdup((char*)yytext);
return (IDENT);
}
}
{integer}/{space}*-{number} {
char* endptr;
......
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