ncurses/tinfo/make_keys.c

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  28
  29 /****************************************************************************
  30  *  Author: Thomas E. Dickey <dickey@clark.net> 1997                        *
  31  ****************************************************************************/
  32
  33 /*
  34  * This replaces an awk script which translated keys.list into keys.tries by
  35  * making the output show the indices into the TERMTYPE Strings array.  Doing
  36  * it that way lets us cut down on the size of the init_keytry() function.
  37  */
  38
  39 #define USE_TERMLIB 1
  40 #include <curses.priv.h>
  41
  42 MODULE_ID("$Id: make_keys.c,v 1.12 2005/08/20 19:58:18 tom Exp $")
  43
  44 #include <names.c>
  45
  46 #define UNKNOWN (SIZEOF(strnames) + SIZEOF(strfnames))
  47
  48 static size_t
  49 lookup(const char *name)
  50 {
  51     size_t n;
  52     bool found = FALSE;
  53     for (n = 0; strnames[n] != 0; n++) {
  54         if (!strcmp(name, strnames[n])) {
  55             found = TRUE;
  56             break;
  57         }
  58     }
  59     if (!found) {
  60         for (n = 0; strfnames[n] != 0; n++) {
  61             if (!strcmp(name, strfnames[n])) {
  62                 found = TRUE;
  63                 break;
  64             }
  65         }
  66     }
  67     return found ? n : UNKNOWN;
  68 }
  69
  70 static void
  71 make_keys(FILE *ifp, FILE *ofp)
  72 {
  73     char buffer[BUFSIZ];
  74     char from[BUFSIZ];
  75     char to[BUFSIZ];
  76     int maxlen = 16;
  77
  78     while (fgets(buffer, sizeof(buffer), ifp) != 0) {
  79         if (*buffer == '#')
  80             continue;
  81         if (sscanf(buffer, "%s %s", to, from) == 2) {
  82             int code = lookup(from);
  83             if (code == UNKNOWN)
  84                 continue;
  85             if ((int) strlen(from) > maxlen)
  86                 maxlen = strlen(from);
  87             fprintf(ofp, "\t{ %4d, %-*.*s },\t/* %s */\n",
  88                     code,
  89                     maxlen, maxlen,
  90                     to,
  91                     from);
  92         }
  93     }
  94 }
  95
  96 static void
  97 write_list(FILE *ofp, const char **list)
  98 {
  99     while (*list != 0)
 100         fprintf(ofp, "%s\n", *list++);
 101 }
 102
 103 int
 104 main(int argc, char *argv[])
 105 {
 106     static const char *prefix[] =
 107     {
 108         "#ifndef NCU_KEYS_H",
 109         "#define NCU_KEYS_H 1",
 110         "",
 111         "/* This file was generated by MAKE_KEYS */",
 112         "",
 113         "#if BROKEN_LINKER",
 114         "static",
 115         "#endif",
 116         "struct tinfo_fkeys _nc_tinfo_fkeys[] = {",
 117         0
 118     };
 119     static const char *suffix[] =
 120     {
 121         "\t{ 0, 0} };",
 122         "",
 123         "#endif /* NCU_KEYS_H */",
 124         0
 125     };
 126
 127     write_list(stdout, prefix);
 128     if (argc > 1) {
 129         int n;
 130         for (n = 1; n < argc; n++) {
 131             FILE *fp = fopen(argv[n], "r");
 132             if (fp != 0) {
 133                 make_keys(fp, stdout);
 134                 fclose(fp);
 135             }
 136         }
 137     } else {
 138         make_keys(stdin, stdout);
 139     }
 140     write_list(stdout, suffix);
 141     return EXIT_SUCCESS;
 142 }