git.ozlabs.org Git - ccan/blob - tools/doc_extract.c

   1 /* This merely extracts, doesn't do XML or anything. */
   2 #include <err.h>
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5 #include <unistd.h>
   6 #include <string.h>
   7 #include <sys/types.h>
   8 #include <sys/stat.h>
   9 #include <fcntl.h>
  10 #include <stdbool.h>
  11 #include "talloc/talloc.h"
  12 #include "string/string.h"
  13
  14
  15 int main(int argc, char *argv[])
  16 {
  17         unsigned int i, j;
  18
  19         for (i = 1; i < argc; i++) {
  20                 char *file;
  21                 char **lines;
  22                 bool printing = false, printed = false;
  23
  24                 file = grab_file(NULL, argv[i]);
  25                 if (!file)
  26                         err(1, "Reading file %s", argv[i]);
  27                 lines = strsplit(file, file, "\n", NULL);
  28
  29                 for (j = 0; lines[j]; j++) {
  30                         if (streq(lines[j], "/**")) {
  31                                 printing = true;
  32                                 if (printed++)
  33                                         puts("\n");
  34                         } else if (streq(lines[j], " */"))
  35                                 printing = false;
  36                         else if (printing) {
  37                                 if (strstarts(lines[j], " * "))
  38                                         puts(lines[j] + 3);
  39                                 else if (strstarts(lines[j], " *"))
  40                                         puts(lines[j] + 2);
  41                                 else
  42                                         errx(1, "Malformed line %s:%u",
  43                                              argv[i], j);
  44                         }
  45                 }
  46                 talloc_free(file);
  47         }
  48         return 0;
  49 }
  50
  51
  52