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 #include <curses.priv.h>
  39
  40 MODULE_ID("$Id: make_keys.c,v 1.7 1999/09/11 17:32:57 Jeffrey.Honig Exp $")
  41
  42 #include <names.c>
  43
  44 #define UNKNOWN (SIZEOF(strnames) + SIZEOF(strfnames))
  45
  46 static size_t lookup(const char *name)
  47 {
  48         size_t n;
  49         bool found = FALSE;
  50         for (n = 0; strnames[n] != 0; n++) {
  51                 if (!strcmp(name, strnames[n])) {
  52                         found = TRUE;
  53                         break;
  54                 }
  55         }
  56         if (!found) {
  57                 for (n = 0; strfnames[n] != 0; n++) {
  58                         if (!strcmp(name, strfnames[n])) {
  59                                 found = TRUE;
  60                                 break;
  61                         }
  62                 }
  63         }
  64         return found ? n : UNKNOWN;
  65 }
  66
  67 static void make_keys(FILE *ifp, FILE *ofp)
  68 {
  69         char buffer[BUFSIZ];
  70         char from[BUFSIZ];
  71         char to[BUFSIZ];
  72         int maxlen = 16;
  73
  74         while (fgets(buffer, sizeof(buffer), ifp) != 0) {
  75                 if (*buffer == '#')
  76                         continue;
  77                 if (sscanf(buffer, "%s %s", to, from) == 2) {
  78                         int code = lookup(from);
  79                         if (code == UNKNOWN)
  80                                 continue;
  81                         if ((int)strlen(from) > maxlen)
  82                                 maxlen = strlen(from);
  83                         fprintf(ofp, "\t{ %4d, %-*.*s },\t/* %s */\n",
  84                                 code,
  85                                 maxlen, maxlen,
  86                                 to,
  87                                 from);
  88                 }
  89         }
  90 }
  91
  92 static void write_list(FILE *ofp, const char **list)
  93 {
  94         while (*list != 0)
  95                 fprintf(ofp, "%s\n", *list++);
  96 }
  97
  98 int main(int argc, char *argv[])
  99 {
 100         static const char *prefix[] = {
 101                 "#ifndef NCU_KEYS_H",
 102                 "#define NCU_KEYS_H 1",
 103                 "",
 104                 "/* This file was generated by MAKE_KEYS */",
 105                 "",
 106                 "#ifdef BROKEN_LINKER",
 107                 "static",
 108                 "#endif",
 109                 "struct tinfo_fkeys _nc_tinfo_fkeys[] = {",
 110                 0
 111         };
 112         static const char *suffix[] = {
 113                 "\t{ 0, 0} };",
 114                 "",
 115                 "#endif /* NCU_KEYS_H */",
 116                 0
 117         };
 118
 119         write_list(stdout, prefix);
 120         if (argc > 1) {
 121                 int n;
 122                 for (n = 1; n < argc; n++) {
 123                         FILE *fp = fopen(argv[n], "r");
 124                         if (fp != 0) {
 125                                 make_keys(fp, stdout);
 126                                 fclose(fp);
 127                         }
 128                 }
 129         } else {
 130                 make_keys(stdin, stdout);
 131         }
 132         write_list(stdout, suffix);
 133         return EXIT_SUCCESS;
 134 }