src/util/getinfo.c

#ifndef lint
static const char       RCSid[] = "$Id: getinfo.c,v 2.10 2014/07/28 17:25:03 greg Exp $";
#endif
/*
 *  getinfo.c - program to read info. header from file.
 *
 *     1/3/86
 */

#include  <stdio.h>
#include  <string.h>

#include  "platform.h"
#include  "resolu.h"

#ifdef getc_unlocked            /* avoid nasty file-locking overhead */
#undef getchar
#undef putchar
#define getchar         getchar_unlocked
#define putchar         putchar_unlocked
#endif

#ifdef _WIN32
#include <process.h>
#define execvp  _execvp
#endif

static gethfunc tabstr;
static void getdim(FILE *fp);
static void copycat(void);


static int
tabstr(                         /* put out line followed by tab */
        char  *s,
        void *p
)
{
        while (*s) {
                putchar(*s);
                s++;
        }
        if (*--s == '\n')
                putchar('\t');
        return(0);
}


int
main(
        int  argc,
        char  **argv
)
{
        int  dim = 0;
        FILE  *fp;
        int  i;

        if (argc > 1 && !strcmp(argv[1], "-d")) {
                argc--; argv++;
                dim = 1;
                SET_FILE_BINARY(stdin);
        } else if (argc > 2 && !strcmp(argv[1], "-c")) {
                SET_FILE_BINARY(stdin);
                SET_FILE_BINARY(stdout);
                getheader(stdin, (gethfunc *)fputs, stdout);
                printargs(argc-2, argv+2, stdout);
                fputc('\n', stdout);
                fflush(stdout);
                execvp(argv[2], argv+2);
                perror(argv[2]);
                return 1;
        } else if (argc == 2 && !strcmp(argv[1], "-")) {
                SET_FILE_BINARY(stdin);
                SET_FILE_BINARY(stdout);
                getheader(stdin, NULL, NULL);
                copycat();
                return 0;
        }
        for (i = 1; i < argc; i++) {
                fputs(argv[i], stdout);
                if ((fp = fopen(argv[i], "r")) == NULL)
                        fputs(": cannot open\n", stdout);
                else {
                        if (dim) {
                                fputs(": ", stdout);
                                getdim(fp);
                        } else {
                                tabstr(":\n", NULL);
                                getheader(fp, tabstr, NULL);
                                fputc('\n', stdout);
                        }
                        fclose(fp);
                }
        }
        if (argc == 1) {
                if (dim) {
                        getdim(stdin);
                } else {
                        getheader(stdin, (gethfunc *)fputs, stdout);
                        fputc('\n', stdout);
                }
        }
        return 0;
}


static void
getdim(                         /* get dimensions from file */
        FILE  *fp
)
{
        int  j;
        int  c;

        getheader(fp, NULL, NULL);      /* skip header */

        switch (c = getc(fp)) {
        case '+':               /* picture */
        case '-':
                do
                        putchar(c);
                while (c != '\n' && (c = getc(fp)) != EOF);
                break;
        case 1:                 /* octree */
                getc(fp);
                j = 0;
                while ((c = getc(fp)) != EOF)
                        if (c == 0) {
                                if (++j >= 4)
                                        break;
                                putchar(' ');
                        } else {
                                putchar(c);
                        }
                putchar('\n');
                break;
        default:                /* ??? */
                fputs("unknown file type\n", stdout);
                break;
        }
}


static void
copycat(void)                   /* copy input to output */
{
        char    buf[8192];
        int     n;

        fflush(stdout);
        while ((n = fread(buf, 1, sizeof(buf), stdin)) > 0)
                if (write(fileno(stdout), buf, n) != n)
                        break;
}
Revision:	2.11
Committed:	Mon Jul 28 20:12:20 2014 UTC (10 years, 6 months ago) by greg
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad4R2
Changes since 2.10:	+3 -2 lines
Log Message:	Fixes for Windows
#	User	Rev	Content
1	greg	1.1	#ifndef lint
2	greg	2.11	static const char RCSid[] = "$Id: getinfo.c,v 2.10 2014/07/28 17:25:03 greg Exp $";
3	greg	1.1	#endif
4			/*
5			* getinfo.c - program to read info. header from file.
6			*
7			* 1/3/86
8			*/
9
10			#include <stdio.h>
11	schorsch	2.8	#include <string.h>
12	greg	1.1
13	schorsch	2.6	#include "platform.h"
14	schorsch	2.8	#include "resolu.h"
15	greg	2.2
16	greg	2.9	#ifdef getc_unlocked /* avoid nasty file-locking overhead */
17			#undef getchar
18			#undef putchar
19			#define getchar getchar_unlocked
20			#define putchar putchar_unlocked
21			#endif
22
23	greg	2.10	#ifdef _WIN32
24	greg	2.11	#include <process.h>
25	greg	2.10	#define execvp _execvp
26			#endif
27	greg	2.9
28	schorsch	2.8	static gethfunc tabstr;
29	greg	2.10	static void getdim(FILE *fp);
30	schorsch	2.8	static void copycat(void);
31	greg	1.1
32	greg	1.3
33	schorsch	2.8	static int
34			tabstr( /* put out line followed by tab */
35	greg	2.10	char *s,
36	schorsch	2.8	void *p
37			)
38	greg	1.1	{
39			while (*s) {
40			putchar(*s);
41			s++;
42			}
43			if (*--s == '\n')
44			putchar('\t');
45	gwlarson	2.4	return(0);
46	greg	1.1	}
47
48
49	schorsch	2.8	int
50			main(
51			int argc,
52			char **argv
53			)
54	greg	1.1	{
55			int dim = 0;
56			FILE *fp;
57			int i;
58
59			if (argc > 1 && !strcmp(argv[1], "-d")) {
60			argc--; argv++;
61			dim = 1;
62	schorsch	2.6	SET_FILE_BINARY(stdin);
63	greg	2.10	} else if (argc > 2 && !strcmp(argv[1], "-c")) {
64			SET_FILE_BINARY(stdin);
65			SET_FILE_BINARY(stdout);
66			getheader(stdin, (gethfunc *)fputs, stdout);
67			printargs(argc-2, argv+2, stdout);
68			fputc('\n', stdout);
69			fflush(stdout);
70			execvp(argv[2], argv+2);
71			perror(argv[2]);
72			return 1;
73	greg	1.2	} else if (argc == 2 && !strcmp(argv[1], "-")) {
74	schorsch	2.6	SET_FILE_BINARY(stdin);
75			SET_FILE_BINARY(stdout);
76	greg	2.3	getheader(stdin, NULL, NULL);
77	greg	1.2	copycat();
78	schorsch	2.8	return 0;
79	greg	1.1	}
80			for (i = 1; i < argc; i++) {
81			fputs(argv[i], stdout);
82			if ((fp = fopen(argv[i], "r")) == NULL)
83			fputs(": cannot open\n", stdout);
84			else {
85			if (dim) {
86			fputs(": ", stdout);
87			getdim(fp);
88			} else {
89	schorsch	2.8	tabstr(":\n", NULL);
90	greg	1.3	getheader(fp, tabstr, NULL);
91	greg	2.10	fputc('\n', stdout);
92	greg	1.1	}
93			fclose(fp);
94			}
95			}
96	schorsch	2.7	if (argc == 1) {
97	greg	1.1	if (dim) {
98			getdim(stdin);
99			} else {
100	greg	2.10	getheader(stdin, (gethfunc *)fputs, stdout);
101			fputc('\n', stdout);
102	greg	1.1	}
103	schorsch	2.7	}
104	schorsch	2.8	return 0;
105	greg	1.1	}
106
107
108	schorsch	2.8	static void
109			getdim( /* get dimensions from file */
110	greg	2.10	FILE *fp
111	schorsch	2.8	)
112	greg	1.1	{
113			int j;
114	greg	2.10	int c;
115	greg	1.1
116	greg	2.3	getheader(fp, NULL, NULL); /* skip header */
117	greg	1.1
118			switch (c = getc(fp)) {
119			case '+': /* picture */
120			case '-':
121			do
122			putchar(c);
123			while (c != '\n' && (c = getc(fp)) != EOF);
124			break;
125			case 1: /* octree */
126			getc(fp);
127			j = 0;
128			while ((c = getc(fp)) != EOF)
129	greg	2.10	if (c == 0) {
130	greg	1.1	if (++j >= 4)
131			break;
132	greg	2.10	putchar(' ');
133			} else {
134	greg	1.1	putchar(c);
135	greg	2.10	}
136	greg	1.1	putchar('\n');
137			break;
138			default: /* ??? */
139			fputs("unknown file type\n", stdout);
140			break;
141			}
142	greg	1.2	}
143
144
145	schorsch	2.8	static void
146			copycat(void) /* copy input to output */
147	greg	1.2	{
148	greg	2.10	char buf[8192];
149	greg	2.11	int n;
150	greg	2.3
151	greg	2.10	fflush(stdout);
152			while ((n = fread(buf, 1, sizeof(buf), stdin)) > 0)
153			if (write(fileno(stdout), buf, n) != n)
154			break;
155	greg	1.1	}