diff options
Diffstat (limited to 'inflate.c')
| -rw-r--r-- | inflate.c | 14 |
1 files changed, 10 insertions, 4 deletions
@@ -1,4 +1,4 @@ -/* $Id: inflate.c,v 1.3 2001/11/24 02:01:26 ukai Exp $ */ +/* $Id: inflate.c,v 1.4 2002/01/31 09:43:15 ukai Exp $ */ #include <stdio.h> #include <stdlib.h> #include <zlib.h> @@ -16,8 +16,10 @@ main(int argc, char **argv) if (argc > 1) { f = fopen(argv[1], "rb"); - if (!f) + if (!f) { + fprintf(stderr, "%s: cannot open %s\n", argv[0], argv[1]); exit(1); + } } else f = stdin; @@ -26,8 +28,10 @@ main(int argc, char **argv) s.zfree = Z_NULL; s.opaque = Z_NULL; status = inflateInit(&s); - if (status != Z_OK) + if (status != Z_OK) { + fprintf(stderr, "%s: inflateInit() %s\n", argv[0], zError(status)); exit(1); + } s.avail_in = 0; s.next_out = (Bytef *) outbuf; s.avail_out = sizeof(outbuf); @@ -43,8 +47,10 @@ main(int argc, char **argv) fwrite(outbuf, 1, sizeof(outbuf) - s.avail_out, stdout); break; } - if (status != Z_OK) + if (status != Z_OK) { + fprintf(stderr, "%s: inflate() %s\n", argv[0], zError(status)); exit(1); + } if (s.avail_out == 0) { fwrite(outbuf, 1, sizeof(outbuf), stdout); s.next_out = (Bytef *) outbuf; |