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1 | /*- |
2 | * Copyright (c) 1992 The Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * This code is derived from software contributed to Berkeley by | |
6 | * Rodney Ruddock of the University of Guelph. | |
7 | * | |
8 | * %sccs.include.redist.c% | |
9 | */ | |
10 | ||
11 | #ifndef lint | |
e692f66f | 12 | static char sccsid[] = "@(#)t.c 5.3 (Berkeley) %G%"; |
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13 | #endif /* not lint */ |
14 | ||
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15 | #include <sys/types.h> |
16 | ||
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17 | #include <regex.h> |
18 | #include <setjmp.h> | |
19 | #include <stdio.h> | |
20 | #include <stdlib.h> | |
21 | #include <string.h> | |
22 | ||
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23 | #ifdef DBI |
24 | #include <db.h> | |
25 | #endif | |
26 | ||
de776f26 | 27 | #include "ed.h" |
ecbf4ad0 | 28 | #include "extern.h" |
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29 | |
30 | /* | |
31 | * The transcribe function. POSIX calls it copy, but 't' for transcribe | |
32 | * is more mneumonic and that's what I've always called it. Transcribes | |
33 | * the spec'd lines into the buffer at the spec'd location. | |
34 | */ | |
35 | ||
36 | void | |
37 | t(inputt, errnum) | |
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38 | FILE *inputt; |
39 | int *errnum; | |
de776f26 | 40 | { |
e692f66f | 41 | LINE *l_ptr, *l_tb, *l_te, *l_temp1, *l_temp2, *l_dest=NULL; |
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42 | |
43 | l_tb = NULL; | |
44 | l_te = NULL; | |
45 | ||
46 | if (((ss = getc(inputt)) != '\n') && (ss != EOF)) { | |
47 | for (;;) { | |
48 | if (ss != ' ') { | |
49 | ungetc(ss, inputt); | |
50 | break; | |
51 | } | |
52 | ss = getc(inputt); | |
53 | } | |
54 | l_dest = address_conv(NULL, inputt, errnum); | |
55 | } else | |
56 | (ungetc(ss, inputt), *errnum = -1); | |
57 | ||
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58 | if (*errnum < 0) { |
59 | strcpy(help_msg, "bad destination address"); | |
60 | return; | |
61 | } | |
62 | *errnum = 0; | |
63 | if (rol(inputt, errnum)) | |
64 | return; | |
65 | ||
66 | if (start_default && End_default) | |
67 | start = End = current; | |
68 | else | |
69 | if (start_default) | |
70 | start = End; | |
71 | if (start == NULL) { | |
e692f66f | 72 | strcpy(help_msg, "empty buffer"); |
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73 | *errnum = -1; |
74 | return; | |
75 | } | |
76 | start_default = End_default = 0; | |
77 | ||
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78 | if (g_flag == 0) |
79 | u_clr_stk(); | |
80 | ||
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81 | sigspecial++; |
82 | ||
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83 | for (l_ptr = start; l_ptr != (End->below); l_ptr = (l_ptr->below)) { |
84 | get_line(l_ptr->handle, l_ptr->len); | |
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85 | if (sigint_flag && (!sigspecial)) |
86 | break; | |
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87 | l_temp1 = (LINE *) malloc(sizeof(LINE)); |
88 | if (l_temp1 == NULL) { | |
89 | *errnum = -1; | |
90 | strcpy(help_msg, "out of memory error"); | |
91 | return; | |
92 | } | |
93 | if (l_tb == NULL) { | |
94 | l_tb = l_temp1; | |
95 | (l_temp1->above) = NULL; | |
96 | (l_temp1->below) = NULL; | |
97 | } else { | |
98 | (l_temp1->above) = l_te; | |
99 | (l_temp1->below) = NULL; | |
100 | (l_te->below) = l_temp1; | |
101 | } | |
102 | l_te = l_temp1; | |
103 | (l_temp1->len) = l_ptr->len; | |
104 | /* add it into the buffer at the spec'd location */ | |
105 | (l_temp1->handle) = add_line(text, l_ptr->len); | |
e692f66f | 106 | if (sigint_flag && (!sigspecial)) |
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107 | break; |
108 | } | |
109 | ||
110 | if (l_dest == NULL) | |
111 | l_temp2 = top; | |
112 | else { | |
113 | u_add_stk(&(l_dest->below)); | |
114 | l_temp2 = l_dest->below; | |
115 | } | |
116 | ||
117 | if (l_dest == NULL) { | |
118 | u_add_stk(&(top->above)); | |
119 | (top->above) = l_tb; | |
120 | top = l_tb; | |
121 | (l_tb->above) = NULL; | |
122 | } else { | |
123 | (l_tb->above) = l_dest; | |
124 | (l_dest->below) = l_tb; | |
125 | } | |
126 | ||
127 | if (l_dest == bottom) { | |
128 | bottom = l_te; | |
129 | (l_te->below) = NULL; | |
130 | } else { | |
131 | (l_te->below) = l_temp2; | |
132 | u_add_stk(&(l_temp2->above)); | |
133 | (l_temp2->above) = l_te; | |
134 | } | |
135 | ||
136 | current = l_te; | |
137 | change_flag = 1; | |
e692f66f | 138 | sigspecial--; |
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139 | *errnum = 1; |
140 | return; | |
141 | } |