1 /*
2 * PPD constraint test program for CUPS.
3 *
4 * Copyright © 2020-2024 by OpenPrinting.
5 * Copyright 2008-2012 by Apple Inc.
6 *
7 * Licensed under Apache License v2.0. See the file "LICENSE" for more information.
8 */
9
10 /*
11 * Include necessary headers...
12 */
13
14 #include "cups.h"
15 #include "ppd.h"
16 #include "string-private.h"
17
18
19 /*
20 * 'main()' - Main entry.
21 */
22
23 int /* O - Exit status */
main(int argc,char * argv[])24 main(int argc, /* I - Number of command-line arguments */
25 char *argv[]) /* I - Command-line arguments */
26 {
27 int i; /* Looping var */
28 ppd_file_t *ppd; /* PPD file loaded from disk */
29 char line[256], /* Input buffer */
30 *ptr, /* Pointer into buffer */
31 *optr, /* Pointer to first option name */
32 *cptr; /* Pointer to first choice */
33 int num_options; /* Number of options */
34 cups_option_t *options; /* Options */
35 char *option, /* Current option */
36 *choice; /* Current choice */
37
38
39 if (argc != 2)
40 {
41 puts("Usage: testconflicts filename.ppd");
42 return (1);
43 }
44
45 if ((ppd = ppdOpenFile(argv[1])) == NULL)
46 {
47 ppd_status_t err; /* Last error in file */
48 int linenum; /* Line number in file */
49
50 err = ppdLastError(&linenum);
51
52 printf("Unable to open PPD file \"%s\": %s on line %d\n", argv[1],
53 ppdErrorString(err), linenum);
54 return (1);
55 }
56
57 ppdMarkDefaults(ppd);
58
59 option = NULL;
60 choice = NULL;
61
62 for (;;)
63 {
64 num_options = 0;
65 options = NULL;
66
67 if (!cupsResolveConflicts(ppd, option, choice, &num_options, &options))
68 puts("Unable to resolve conflicts!");
69 else if ((!option && num_options > 0) || (option && num_options > 1))
70 {
71 fputs("Resolved conflicts with the following options:\n ", stdout);
72 for (i = 0; i < num_options; i ++)
73 if (!option || _cups_strcasecmp(option, options[i].name))
74 printf(" %s=%s", options[i].name, options[i].value);
75 putchar('\n');
76
77 cupsFreeOptions(num_options, options);
78 }
79
80 if (option)
81 {
82 free(option);
83 option = NULL;
84 }
85
86 if (choice)
87 {
88 free(choice);
89 choice = NULL;
90 }
91
92 printf("\nNew Option(s): ");
93 fflush(stdout);
94 if (!fgets(line, sizeof(line), stdin) || line[0] == '\n')
95 break;
96
97 for (ptr = line; isspace(*ptr & 255); ptr ++);
98 for (optr = ptr; *ptr && *ptr != '='; ptr ++);
99 if (!*ptr)
100 break;
101 for (*ptr++ = '\0', cptr = ptr; *ptr && !isspace(*ptr & 255); ptr ++);
102 if (!*ptr)
103 break;
104 *ptr++ = '\0';
105
106 option = strdup(optr);
107 choice = strdup(cptr);
108 num_options = cupsParseOptions(ptr, 0, &options);
109
110 ppdMarkOption(ppd, option, choice);
111 if (cupsMarkOptions(ppd, num_options, options))
112 puts("Options Conflict!");
113 cupsFreeOptions(num_options, options);
114 }
115
116 if (option)
117 free(option);
118 if (choice)
119 free(choice);
120
121 return (0);
122 }
123