stb/tools/make_readme.c

   1 #define STB_DEFINE
   2 #include "../stb.h"
   3
   4 int main(int argc, char  **argv)
   5 {
   6    int i;
   7    int hlen, flen, listlen, total_lines = 0;
   8    char *header = stb_file("README.header.md", &hlen);      // stb_file - read file into malloc()ed buffer
   9    char *footer = stb_file("README.footer.md", &flen);      // stb_file - read file into malloc()ed buffer
  10    char **list  = stb_stringfile("README.list", &listlen);  // stb_stringfile - read file lines into malloced array of strings
  11
  12    FILE *f = fopen("../README.md", "wb");
  13
  14    fprintf(f, "<!---   THIS FILE IS AUTOMATICALLY GENERATED, DO NOT CHANGE IT BY HAND   --->\n\n");
  15    fwrite(header, 1, hlen, f);
  16
  17    for (i=0; i < listlen; ++i) {
  18       int num,j;
  19       char **tokens = stb_tokens_stripwhite(list[i], "|", &num);  // stb_tokens -- tokenize string into malloced array of strings
  20       int num_lines;
  21       char **lines = stb_stringfile(stb_sprintf("../%s", tokens[0]), &num_lines);
  22       char *s1, *s2,*s3;
  23       s1 = strchr(lines[0], '-');
  24       if (!s1) stb_fatal("Couldn't find '-' before version number in %s", tokens[0]); // stb_fatal -- print error message & exit
  25       s2 = strchr(s1+2, '-');
  26       if (!s2) stb_fatal("Couldn't find '-' after version number in %s", tokens[0]);  // stb_fatal -- print error message & exit
  27       *s2 = 0;
  28       s1 += 1;
  29       s1 = stb_trimwhite(s1);                  // stb_trimwhite -- advance pointer to after whitespace & delete trailing whitespace
  30       if (*s1 == 'v') ++s1;
  31       s3 = tokens[0];
  32       stb_trimwhite(s3);
  33       fprintf(f, "**[");
  34       if (strlen(s3) < 21) {
  35          fprintf(f, "%s", tokens[0]);
  36       } else {
  37          char buffer[256];
  38          strncpy(buffer, s3, 18);
  39          buffer[18] = 0;
  40          strcat(buffer, "...");
  41          fprintf(f, "%s", buffer);
  42       }
  43       fprintf(f, "](%s)**", tokens[0]);
  44       fprintf(f, " | %s", s1);
  45       s1 = stb_trimwhite(tokens[1]);           // stb_trimwhite -- advance pointer to after whitespace & delete trailing whitespace
  46       s2 = stb_dupreplace(s1, " ", "&nbsp;");  // stb_dupreplace -- search & replace string and malloc result
  47       fprintf(f, " | %s", s2);
  48       free(s2);
  49       fprintf(f, " | %d", num_lines);
  50       total_lines += num_lines;
  51       for (j=2; j < num; ++j)
  52          fprintf(f, " | %s", tokens[j]);
  53       fprintf(f, "\n");
  54    }
  55
  56    fprintf(f, "\n");
  57    fprintf(f, "Total libraries: %d  \n", listlen);
  58    fprintf(f, "Total lines of C code: %d\n\n", total_lines);
  59
  60    fwrite(footer, 1, flen, f);
  61    fclose(f);
  62
  63    return 0;
  64 }