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f3198cba | 1 | //\r |
2 | // Quick hack to work around not having sed, or any other reasonable \r | |
3 | // way to edit a file from a script on Windows......\r | |
4 | //\r | |
5 | // Copyright (c) 2010, Apple Inc. All rights reserved.\r | |
6 | // \r | |
7 | // All rights reserved. This program and the accompanying materials\r | |
8 | // are licensed and made available under the terms and conditions of the BSD License\r | |
9 | // which accompanies this distribution. The full text of the license may be found at\r | |
10 | // http://opensource.org/licenses/bsd-license.php\r | |
11 | //\r | |
12 | // THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
13 | // WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
14 | //\r | |
15 | \r | |
16 | #include <stdio.h>\r | |
17 | #include <stdlib.h>\r | |
18 | #include <limits.h>\r | |
19 | \r | |
20 | #define TRUE 1\r | |
21 | #define FALSE 0\r | |
22 | \r | |
23 | typedef struct {\r | |
24 | char *Match;\r | |
25 | int MatchSize;\r | |
26 | char *Replace;\r | |
27 | } MATCH_PAIR;\r | |
28 | \r | |
29 | //\r | |
30 | // argv[1] - Old File\r | |
31 | // argv[2] - New File\r | |
32 | // argv[3+n] - Match String\r | |
33 | // argv[4+n] - Replace string \r | |
34 | int\r | |
35 | main (int argc, char **argv)\r | |
36 | {\r | |
37 | FILE *In, *Out;\r | |
38 | char *Key, *Replace;\r | |
39 | int c, i, n, Len, MaxLenKey = 0, MinLenKey = INT_MAX;\r | |
40 | unsigned long InFileSize, InFilePos;\r | |
41 | MATCH_PAIR *Match;\r | |
42 | int MaxMatch;\r | |
43 | int ReadCount;\r | |
44 | int Found;\r | |
45 | \r | |
46 | if (argc < 5) {\r | |
47 | // Need at least two files and two strings\r | |
48 | return -1;\r | |
49 | } else if ((argc % 2) == 0) {\r | |
50 | // Match and Replace string must come in pairs\r | |
51 | return -4;\r | |
52 | }\r | |
53 | \r | |
54 | In = fopen (argv[1], "r");\r | |
55 | fseek (In, 0, SEEK_END);\r | |
56 | InFileSize = ftell (In);\r | |
57 | if (InFileSize == 0) {\r | |
58 | return -6;\r | |
59 | }\r | |
60 | fseek (In, 0, SEEK_SET);\r | |
61 | \r | |
62 | \r | |
63 | Out = fopen (argv[2], "w+");\r | |
64 | if ((In == NULL) || (Out == NULL)) {\r | |
65 | return -2;\r | |
66 | }\r | |
67 | \r | |
68 | MaxMatch = (argc - 2)/2;\r | |
69 | printf ("\nMaxMatch = %d:%d\n", MaxMatch, argc);\r | |
70 | Match = calloc (MaxMatch, sizeof (MATCH_PAIR));\r | |
71 | if (Match == NULL) {\r | |
72 | return -7;\r | |
73 | }\r | |
74 | \r | |
75 | for (n=0; n < MaxMatch; n++) {\r | |
76 | Match[n].Match = argv[3 + n*2];\r | |
77 | Match[n].MatchSize = strlen (argv[3 + n*2]);\r | |
78 | Match[n].Replace = argv[3 + n*2 + 1];\r | |
79 | printf ("%s > %s\n", Match[n].Match, Match[n].Replace);\r | |
80 | if (Match[n].MatchSize > MaxLenKey) {\r | |
81 | // Max size of match/replace string pair\r | |
82 | MaxLenKey = Match[n].MatchSize;\r | |
83 | }\r | |
84 | if (Match[n].MatchSize < MinLenKey) {\r | |
85 | MinLenKey = Match[n].MatchSize;\r | |
86 | }\r | |
87 | }\r | |
88 | \r | |
89 | Key = malloc (MaxLenKey);\r | |
90 | if (Key == NULL) {\r | |
91 | return -5;\r | |
92 | }\r | |
93 | \r | |
94 | InFilePos = 0;\r | |
95 | while (InFilePos < (InFileSize - MinLenKey)) {\r | |
96 | fseek (In, InFilePos, SEEK_SET);\r | |
97 | ReadCount = fread (Key, 1, MaxLenKey, In);\r | |
98 | for (i = 0, Found = FALSE;i < MaxMatch; i++) {\r | |
99 | if (ReadCount >= Match[i].MatchSize) {\r | |
100 | if (!memcmp (Key, Match[i].Match, Match[i].MatchSize)) {\r | |
101 | printf ("Found [%s] @ %u\n", Match[i].Match, InFilePos);\r | |
102 | InFilePos += (Match[i].MatchSize - 1);\r | |
103 | printf ("InFilePos = %u", InFilePos);\r | |
104 | fputs (Match[i].Replace, Out);\r | |
105 | Found = TRUE;\r | |
106 | break;\r | |
107 | }\r | |
108 | }\r | |
109 | }\r | |
110 | if (!Found) {\r | |
111 | fputc (Key[0], Out);\r | |
112 | }\r | |
113 | \r | |
114 | InFilePos++;\r | |
115 | }\r | |
116 | \r | |
117 | \r | |
118 | fclose (In);\r | |
119 | fclose (Out);\r | |
120 | free (Key);\r | |
121 | return 0;\r | |
122 | }\r | |
123 | \r |