diff options
Diffstat (limited to 'utils/objdump.c')
| -rw-r--r-- | utils/objdump.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/utils/objdump.c b/utils/objdump.c index 74581ba..6fde2f4 100644 --- a/utils/objdump.c +++ b/utils/objdump.c @@ -99,9 +99,10 @@ int main(int argc, char **argv) { const char *fn = NULL; - unsigned char inbuf[8192]; + unsigned char *inbuf; struct ucl_parser *parser; int k, ret = 0, r = 0; + ssize_t bufsize; ucl_object_t *obj = NULL; const ucl_object_t *par; FILE *in; @@ -121,9 +122,27 @@ main(int argc, char **argv) } parser = ucl_parser_new (0); - while (!feof (in) && r < (int)sizeof (inbuf)) { - r += fread (inbuf + r, 1, sizeof (inbuf) - r, in); + inbuf = malloc (BUFSIZ); + bufsize = BUFSIZ; + r = 0; + + while (!feof (in) && !ferror (in)) { + if (r == bufsize) { + inbuf = realloc (inbuf, bufsize * 2); + bufsize *= 2; + if (inbuf == NULL) { + perror ("realloc"); + exit (EXIT_FAILURE); + } + } + r += fread (inbuf + r, 1, bufsize - r, in); } + + if (ferror (in)) { + fprintf (stderr, "Failed to read the input file.\n"); + exit (EXIT_FAILURE); + } + ucl_parser_add_chunk (parser, inbuf, r); fclose (in); if (ucl_parser_get_error(parser)) { |
