Move modules to ccan/ tools to tools/

[ccan] / ccan_tools / doc_extract.c

diff --git a/ccan_tools/doc_extract.c b/ccan_tools/doc_extract.c
deleted file mode 100644 (file)
index b4ac0d3..0000000
--- a/ccan_tools/doc_extract.c
+++ /dev/null
@@ -1,107 +0,0 @@
-/* This merely extracts, doesn't do XML or anything. */
-#include <err.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <stdbool.h>
-#include "talloc/talloc.h"
-
-/* Is A == B ? */
-#define streq(a,b) (strcmp((a),(b)) == 0)
-
-/* Does A start with B ? */
-#define strstarts(a,b) (strncmp((a),(b),strlen(b)) == 0)
-
-/* This version adds one byte (for nul term) */
-static void *grab_file(void *ctx, const char *filename)
-{
-       unsigned int max = 16384, size = 0;
-       int ret, fd;
-       char *buffer;
-
-       if (streq(filename, "-"))
-               fd = dup(STDIN_FILENO);
-       else
-               fd = open(filename, O_RDONLY, 0);
-
-       if (fd < 0)
-               return NULL;
-
-       buffer = talloc_array(ctx, char, max+1);
-       while ((ret = read(fd, buffer + size, max - size)) > 0) {
-               size += ret;
-               if (size == max)
-                       buffer = talloc_realloc(ctx, buffer, char, max*=2 + 1);
-       }
-       if (ret < 0) {
-               talloc_free(buffer);
-               buffer = NULL;
-       } else
-               buffer[size] = '\0';
-       close(fd);
-       return buffer;
-}
-
-/* This is a dumb one which copies.  We could mangle instead. */
-static char **split(const char *text)
-{
-       char **lines = NULL;
-       unsigned int max = 64, num = 0;
-
-       lines = talloc_array(text, char *, max+1);
-
-       while (*text != '\0') {
-               unsigned int len = strcspn(text, "\n");
-               lines[num] = talloc_array(lines, char, len + 1);
-               memcpy(lines[num], text, len);
-               lines[num][len] = '\0';
-               text += len + 1;
-               if (++num == max)
-                       lines = talloc_realloc(text, lines, char *, max*=2 + 1);
-       }
-       lines[num] = NULL;
-       return lines;
-}
-
-int main(int argc, char *argv[])
-{
-       unsigned int i, j;
-
-       for (i = 1; i < argc; i++) {
-               char *file;
-               char **lines;
-               bool printing = false, printed = false;
-
-               file = grab_file(NULL, argv[i]);
-               if (!file)
-                       err(1, "Reading file %s", argv[i]);
-               lines = split(file);
-
-               for (j = 0; lines[j]; j++) {
-                       if (streq(lines[j], "/**")) {
-                               printing = true;
-                               if (printed++)
-                                       puts("\n");
-                       } else if (streq(lines[j], " */"))
-                               printing = false;
-                       else if (printing) {
-                               if (strstarts(lines[j], " * "))
-                                       puts(lines[j] + 3);
-                               else if (strstarts(lines[j], " *"))
-                                       puts(lines[j] + 2);
-                               else
-                                       errx(1, "Malformed line %s:%u",
-                                            argv[i], j);
-                       }
-               }
-               talloc_free(file);
-       }
-       return 0;
-}
-
-               
-