1 |
#ifndef lint |
2 |
static const char RCSid[] = "$Id: getinfo.c,v 2.22 2022/03/03 22:54:49 greg Exp $"; |
3 |
#endif |
4 |
/* |
5 |
* getinfo.c - program to read info. header from file. |
6 |
* |
7 |
* 1/3/86 |
8 |
*/ |
9 |
|
10 |
#include <ctype.h> |
11 |
#include "rtio.h" |
12 |
#include "platform.h" |
13 |
#include "rtprocess.h" |
14 |
#include "resolu.h" |
15 |
|
16 |
static char fmt[MAXFMTLEN] = "*"; |
17 |
|
18 |
|
19 |
static int |
20 |
tabstr( /* put out line followed by tab */ |
21 |
char *s, |
22 |
void *p |
23 |
) |
24 |
{ |
25 |
while (*s) { |
26 |
putchar(*s); |
27 |
s++; |
28 |
} |
29 |
if (*--s == '\n') |
30 |
fputc('\t', stdout); |
31 |
return(0); |
32 |
} |
33 |
|
34 |
|
35 |
static int |
36 |
adjheadline( /* check for lines to remove */ |
37 |
char *s, |
38 |
void *p |
39 |
) |
40 |
{ |
41 |
char **av; |
42 |
|
43 |
if (formatval(fmt, s)) |
44 |
return(0); /* don't echo format */ |
45 |
|
46 |
/* check for match to skip */ |
47 |
for (av = (char **)p; *av; av++) { |
48 |
char *s1 = s; |
49 |
char *s2 = *av; |
50 |
if (isspace(*s2)) { |
51 |
if (!isspace(*s1)) |
52 |
continue; |
53 |
while (isspace(*++s1)) ; |
54 |
while (isspace(*++s2)) ; |
55 |
} |
56 |
while (*s2 && *s1 == *s2) { |
57 |
if ((*s1 == '=') & (s1 > s)) |
58 |
return(0); |
59 |
if (isspace(*s2)) |
60 |
break; |
61 |
s1++; s2++; |
62 |
} |
63 |
if (s1 == s) |
64 |
continue; |
65 |
if (isspace(*s1) && !*s2 | isspace(*s2)) |
66 |
return(0); /* skip */ |
67 |
} |
68 |
fputs(s, stdout); /* copy if no match */ |
69 |
return(0); |
70 |
} |
71 |
|
72 |
|
73 |
static void |
74 |
getdim( /* get dimensions from file */ |
75 |
FILE *fp |
76 |
) |
77 |
{ |
78 |
int j; |
79 |
int c; |
80 |
|
81 |
switch (c = getc(fp)) { |
82 |
case '+': /* picture */ |
83 |
case '-': |
84 |
do |
85 |
putchar(c); |
86 |
while (c != '\n' && (c = getc(fp)) != EOF); |
87 |
break; |
88 |
case 1: /* octree */ |
89 |
getc(fp); |
90 |
j = 0; |
91 |
while ((c = getc(fp)) != EOF) |
92 |
if (c == 0) { |
93 |
if (++j >= 4) |
94 |
break; |
95 |
fputc(' ', stdout); |
96 |
} else { |
97 |
putchar(c); |
98 |
} |
99 |
fputc('\n', stdout); |
100 |
break; |
101 |
default: /* ??? */ |
102 |
fputs("unknown file type\n", stdout); |
103 |
break; |
104 |
} |
105 |
} |
106 |
|
107 |
|
108 |
static void |
109 |
copycat(void) /* copy input to output */ |
110 |
{ |
111 |
char buf[8192]; |
112 |
int n; |
113 |
|
114 |
fflush(stdout); |
115 |
while ((n = fread(buf, 1, sizeof(buf), stdin)) > 0) |
116 |
if (writebuf(fileno(stdout), buf, n) != n) |
117 |
break; |
118 |
} |
119 |
|
120 |
|
121 |
int |
122 |
main( |
123 |
int argc, |
124 |
char **argv |
125 |
) |
126 |
{ |
127 |
int dim = 0; |
128 |
FILE *fp; |
129 |
int i; |
130 |
|
131 |
if (argc > 1 && (argv[1][0] == '-') | (argv[1][0] == '+') && |
132 |
argv[1][1] == 'd') { |
133 |
dim = 1 - 2*(argv[1][0] == '-'); |
134 |
argc--; argv++; |
135 |
} |
136 |
#ifdef getc_unlocked /* avoid lock/unlock overhead */ |
137 |
flockfile(stdin); |
138 |
#endif |
139 |
SET_FILE_BINARY(stdin); |
140 |
if (argc > 2 && !strcmp(argv[1], "-c")) { |
141 |
SET_FILE_BINARY(stdout); |
142 |
setvbuf(stdin, NULL, _IONBF, 2); |
143 |
if (checkheader(stdin, fmt, stdout) < 0) { |
144 |
fputs("Bad header!\n", stderr); |
145 |
return 1; |
146 |
} |
147 |
printargs(argc-2, argv+2, stdout); |
148 |
if (fmt[0] != '*') /* better be the same! */ |
149 |
fputformat(fmt, stdout); |
150 |
fputc('\n', stdout); |
151 |
if (dim) { /* copy resolution string? */ |
152 |
RESOLU rs; |
153 |
if (!fgetsresolu(&rs, stdin)) { |
154 |
fputs("No resolution string!\n", stderr); |
155 |
return 1; |
156 |
} |
157 |
if (dim > 0) |
158 |
fputsresolu(&rs, stdout); |
159 |
} |
160 |
fflush(stdout); |
161 |
execvp(argv[2], argv+2); |
162 |
perror(argv[2]); |
163 |
return 1; |
164 |
} |
165 |
if (argc > 2 && !strcmp(argv[1], "-a")) { |
166 |
SET_FILE_BINARY(stdout); |
167 |
if (checkheader(stdin, fmt, stdout) < 0) { |
168 |
fputs("Bad header!\n", stderr); |
169 |
return 1; |
170 |
} |
171 |
for (i = 2; i < argc; i++) { |
172 |
int len = strlen(argv[i]); |
173 |
if (!len) continue; |
174 |
fputs(argv[i], stdout); |
175 |
if (argv[i][len-1] != '\n') |
176 |
fputc('\n', stdout); |
177 |
} |
178 |
if (fmt[0] != '*') |
179 |
fputformat(fmt, stdout); |
180 |
fputc('\n', stdout); |
181 |
copycat(); |
182 |
return 0; |
183 |
} |
184 |
if (argc > 2 && !strcmp(argv[1], "-r")) { |
185 |
SET_FILE_BINARY(stdout); |
186 |
if (getheader(stdin, adjheadline, argv+2) < 0) { |
187 |
fputs("Bad header!\n", stderr); |
188 |
return 1; |
189 |
} |
190 |
for (i = 2; i < argc; i++) { /* add lines w/ var[= ]value */ |
191 |
int len = strlen(argv[i]); |
192 |
int strt = 0, j; |
193 |
while(isspace(argv[i][strt])) strt++; |
194 |
if (strt == len) continue; |
195 |
while (isspace(argv[i][len-1])) len--; |
196 |
for (j = strt+1; j < len-1; j++) |
197 |
if (argv[i][j] == '=' || isspace(argv[i][j])) { |
198 |
for (j = 0; j < len; j++) |
199 |
putchar(argv[i][j]); |
200 |
fputc('\n', stdout); |
201 |
break; |
202 |
} |
203 |
} |
204 |
if (fmt[0] != '*') |
205 |
fputformat(fmt, stdout); |
206 |
fputc('\n', stdout); |
207 |
copycat(); |
208 |
return 0; |
209 |
} |
210 |
if (argc == 2 && !strcmp(argv[1], "-")) { |
211 |
SET_FILE_BINARY(stdout); |
212 |
if (getheader(stdin, NULL, NULL) < 0) { |
213 |
fputs("Bad header!\n", stderr); |
214 |
return 1; |
215 |
} |
216 |
if (dim < 0) { /* skip resolution string? */ |
217 |
RESOLU rs; |
218 |
if (!fgetsresolu(&rs, stdin)) { |
219 |
fputs("No resolution string!\n", stderr); |
220 |
return 1; |
221 |
} |
222 |
} |
223 |
copycat(); |
224 |
return 0; |
225 |
} |
226 |
for (i = 1; i < argc; i++) { |
227 |
fputs(argv[i], stdout); |
228 |
if ((fp = fopen(argv[i], "r")) == NULL) |
229 |
fputs(": cannot open\n", stdout); |
230 |
else { |
231 |
if (dim < 0) { /* dimensions only */ |
232 |
if (getheader(fp, NULL, NULL) < 0) { |
233 |
fputs("bad header!\n", stdout); |
234 |
continue; |
235 |
} |
236 |
fputs(": ", stdout); |
237 |
getdim(fp); |
238 |
} else { |
239 |
tabstr(":\n", NULL); |
240 |
if (getheader(fp, tabstr, NULL) < 0) { |
241 |
fputs(argv[i], stderr); |
242 |
fputs(": bad header!\n", stderr); |
243 |
return 1; |
244 |
} |
245 |
fputc('\n', stdout); |
246 |
if (dim > 0) { |
247 |
fputc('\t', stdout); |
248 |
getdim(fp); |
249 |
} |
250 |
} |
251 |
fclose(fp); |
252 |
} |
253 |
} |
254 |
if (argc == 1) { |
255 |
if (dim < 0) { |
256 |
if (getheader(stdin, NULL, NULL) < 0) { |
257 |
fputs("Bad header!\n", stderr); |
258 |
return 1; |
259 |
} |
260 |
getdim(stdin); |
261 |
} else { |
262 |
if (getheader(stdin, (gethfunc *)fputs, stdout) < 0) { |
263 |
fputs("Bad header!\n", stderr); |
264 |
return 1; |
265 |
} |
266 |
fputc('\n', stdout); |
267 |
if (dim > 0) |
268 |
getdim(stdin); |
269 |
} |
270 |
} |
271 |
return 0; |
272 |
} |