+++ /dev/null
-#include "get_file_lines.h"
-#include <talloc/talloc.h>
-#include <string/string.h>
-#include <noerr/noerr.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <err.h>
-#include <dirent.h>
-
-static void *grab_fd(const void *ctx, int fd)
-{
- int ret;
- unsigned int max = 16384, size = 0;
- char *buffer;
-
- 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';
-
- return buffer;
-}
-
-/* This version adds one byte (for nul term) */
-static void *grab_file(const void *ctx, const char *filename)
-{
- int fd;
- char *buffer;
-
- if (streq(filename, "-"))
- fd = dup(STDIN_FILENO);
- else
- fd = open(filename, O_RDONLY, 0);
-
- if (fd < 0)
- return NULL;
-
- buffer = grab_fd(ctx, fd);
- close_noerr(fd);
- return buffer;
-}
-
-/* This is a dumb one which copies. We could mangle instead. */
-static char **split(const void *ctx, const char *text, const char *delims,
- unsigned int *nump)
-{
- char **lines = NULL;
- unsigned int max = 64, num = 0;
-
- lines = talloc_array(ctx, char *, max+1);
-
- while (*text != '\0') {
- unsigned int len = strcspn(text, delims);
- lines[num] = talloc_array(lines, char, len + 1);
- memcpy(lines[num], text, len);
- lines[num][len] = '\0';
- text += len;
- text += strspn(text, delims);
- if (++num == max)
- lines = talloc_realloc(ctx, lines, char *, max*=2 + 1);
- }
- lines[num] = NULL;
- if (nump)
- *nump = num;
- return lines;
-}
-
-char **get_file_lines(void *ctx, const char *name, unsigned int *num_lines)
-{
- char *buffer = grab_file(ctx, name);
-
- if (!buffer)
- err(1, "Getting file %s", name);
-
- return split(buffer, buffer, "\n", num_lines);
-}