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greg |
1.1 |
#ifndef lint |
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greg |
2.14 |
static const char RCSid[] = "$Id: getinfo.c,v 2.13 2016/03/06 01:13:18 schorsch Exp $"; |
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greg |
1.1 |
#endif |
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/* |
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* getinfo.c - program to read info. header from file. |
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* |
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* 1/3/86 |
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*/ |
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#include <stdio.h> |
11 |
schorsch |
2.8 |
#include <string.h> |
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greg |
1.1 |
|
13 |
schorsch |
2.6 |
#include "platform.h" |
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schorsch |
2.8 |
#include "resolu.h" |
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greg |
2.2 |
|
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greg |
2.9 |
#ifdef getc_unlocked /* avoid nasty file-locking overhead */ |
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#undef getchar |
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#undef putchar |
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#define getchar getchar_unlocked |
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#define putchar putchar_unlocked |
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#endif |
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schorsch |
2.13 |
#if defined(_WIN32) || defined(_WIN64) |
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greg |
2.11 |
#include <process.h> |
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greg |
2.10 |
#define execvp _execvp |
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#endif |
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greg |
2.9 |
|
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schorsch |
2.8 |
static gethfunc tabstr; |
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greg |
2.10 |
static void getdim(FILE *fp); |
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schorsch |
2.8 |
static void copycat(void); |
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greg |
1.1 |
|
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greg |
1.3 |
|
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schorsch |
2.8 |
static int |
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tabstr( /* put out line followed by tab */ |
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greg |
2.10 |
char *s, |
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schorsch |
2.8 |
void *p |
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) |
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greg |
1.1 |
{ |
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while (*s) { |
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putchar(*s); |
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s++; |
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} |
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if (*--s == '\n') |
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putchar('\t'); |
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gwlarson |
2.4 |
return(0); |
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greg |
1.1 |
} |
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schorsch |
2.8 |
int |
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main( |
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int argc, |
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char **argv |
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) |
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greg |
1.1 |
{ |
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int dim = 0; |
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FILE *fp; |
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int i; |
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if (argc > 1 && !strcmp(argv[1], "-d")) { |
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argc--; argv++; |
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dim = 1; |
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schorsch |
2.6 |
SET_FILE_BINARY(stdin); |
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greg |
2.10 |
} else if (argc > 2 && !strcmp(argv[1], "-c")) { |
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SET_FILE_BINARY(stdin); |
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SET_FILE_BINARY(stdout); |
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greg |
2.12 |
setvbuf(stdin, NULL, _IONBF, 2); |
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greg |
2.10 |
getheader(stdin, (gethfunc *)fputs, stdout); |
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printargs(argc-2, argv+2, stdout); |
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fputc('\n', stdout); |
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fflush(stdout); |
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execvp(argv[2], argv+2); |
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perror(argv[2]); |
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return 1; |
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greg |
2.14 |
} else if (argc > 2 && !strcmp(argv[1], "-a")) { |
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SET_FILE_BINARY(stdin); |
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SET_FILE_BINARY(stdout); |
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getheader(stdin, (gethfunc *)fputs, stdout); |
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for (i = 2; i < argc; i++) { |
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int len = strlen(argv[i]); |
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if (!len) continue; |
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fputs(argv[i], stdout); |
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if (argv[i][len-1] != '\n') |
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fputc('\n', stdout); |
84 |
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} |
85 |
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fputc('\n', stdout); |
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copycat(); |
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return 0; |
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greg |
1.2 |
} else if (argc == 2 && !strcmp(argv[1], "-")) { |
89 |
schorsch |
2.6 |
SET_FILE_BINARY(stdin); |
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SET_FILE_BINARY(stdout); |
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greg |
2.3 |
getheader(stdin, NULL, NULL); |
92 |
greg |
1.2 |
copycat(); |
93 |
schorsch |
2.8 |
return 0; |
94 |
greg |
1.1 |
} |
95 |
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for (i = 1; i < argc; i++) { |
96 |
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fputs(argv[i], stdout); |
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if ((fp = fopen(argv[i], "r")) == NULL) |
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fputs(": cannot open\n", stdout); |
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else { |
100 |
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if (dim) { |
101 |
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fputs(": ", stdout); |
102 |
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getdim(fp); |
103 |
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} else { |
104 |
schorsch |
2.8 |
tabstr(":\n", NULL); |
105 |
greg |
1.3 |
getheader(fp, tabstr, NULL); |
106 |
greg |
2.10 |
fputc('\n', stdout); |
107 |
greg |
1.1 |
} |
108 |
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fclose(fp); |
109 |
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} |
110 |
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} |
111 |
schorsch |
2.7 |
if (argc == 1) { |
112 |
greg |
1.1 |
if (dim) { |
113 |
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getdim(stdin); |
114 |
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} else { |
115 |
greg |
2.10 |
getheader(stdin, (gethfunc *)fputs, stdout); |
116 |
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fputc('\n', stdout); |
117 |
greg |
1.1 |
} |
118 |
schorsch |
2.7 |
} |
119 |
schorsch |
2.8 |
return 0; |
120 |
greg |
1.1 |
} |
121 |
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122 |
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|
123 |
schorsch |
2.8 |
static void |
124 |
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getdim( /* get dimensions from file */ |
125 |
greg |
2.10 |
FILE *fp |
126 |
schorsch |
2.8 |
) |
127 |
greg |
1.1 |
{ |
128 |
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int j; |
129 |
greg |
2.10 |
int c; |
130 |
greg |
1.1 |
|
131 |
greg |
2.3 |
getheader(fp, NULL, NULL); /* skip header */ |
132 |
greg |
1.1 |
|
133 |
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switch (c = getc(fp)) { |
134 |
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case '+': /* picture */ |
135 |
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case '-': |
136 |
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do |
137 |
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putchar(c); |
138 |
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while (c != '\n' && (c = getc(fp)) != EOF); |
139 |
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break; |
140 |
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case 1: /* octree */ |
141 |
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getc(fp); |
142 |
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j = 0; |
143 |
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while ((c = getc(fp)) != EOF) |
144 |
greg |
2.10 |
if (c == 0) { |
145 |
greg |
1.1 |
if (++j >= 4) |
146 |
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break; |
147 |
greg |
2.10 |
putchar(' '); |
148 |
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} else { |
149 |
greg |
1.1 |
putchar(c); |
150 |
greg |
2.10 |
} |
151 |
greg |
1.1 |
putchar('\n'); |
152 |
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break; |
153 |
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default: /* ??? */ |
154 |
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fputs("unknown file type\n", stdout); |
155 |
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break; |
156 |
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} |
157 |
greg |
1.2 |
} |
158 |
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159 |
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160 |
schorsch |
2.8 |
static void |
161 |
|
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copycat(void) /* copy input to output */ |
162 |
greg |
1.2 |
{ |
163 |
greg |
2.10 |
char buf[8192]; |
164 |
greg |
2.11 |
int n; |
165 |
greg |
2.3 |
|
166 |
greg |
2.10 |
fflush(stdout); |
167 |
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while ((n = fread(buf, 1, sizeof(buf), stdin)) > 0) |
168 |
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if (write(fileno(stdout), buf, n) != n) |
169 |
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break; |
170 |
greg |
1.1 |
} |