+++ /dev/null
-From 64333cef68d7bcc67bef6ecf177fbeaa549b9139 Mon Sep 17 00:00:00 2001
-From: Martin Matuska <martin@matuska.org>
-Date: Sat, 29 Jun 2019 00:20:58 +0200
-Subject: [PATCH] Unbreak compilation without zlib
-
-Fixes #1214
-
-Signed-off-by: Baruch Siach <baruch@tkos.co.il>
----
-Upstream status: commit 64333cef68d7
-
- libarchive/archive_read_support_filter_gzip.c | 54 ++++++++++++-------
- libarchive/test/test_read_format_raw.c | 4 ++
- 2 files changed, 39 insertions(+), 19 deletions(-)
-
-diff --git a/libarchive/archive_read_support_filter_gzip.c b/libarchive/archive_read_support_filter_gzip.c
-index 458b6f729164..9fa9e2b0ddb8 100644
---- a/libarchive/archive_read_support_filter_gzip.c
-+++ b/libarchive/archive_read_support_filter_gzip.c
-@@ -131,12 +131,20 @@ archive_read_support_filter_gzip(struct archive *_a)
- */
- static ssize_t
- peek_at_header(struct archive_read_filter *filter, int *pbits,
-- struct private_data *state)
-+#ifdef HAVE_ZLIB_H
-+ struct private_data *state
-+#else
-+ void *state
-+#endif
-+ )
- {
- const unsigned char *p;
- ssize_t avail, len;
- int bits = 0;
- int header_flags;
-+#ifndef HAVE_ZLIB_H
-+ (void)state; /* UNUSED */
-+#endif
-
- /* Start by looking at the first ten bytes of the header, which
- * is all fixed layout. */
-@@ -153,8 +161,10 @@ peek_at_header(struct archive_read_filter *filter, int *pbits,
- bits += 3;
- header_flags = p[3];
- /* Bytes 4-7 are mod time in little endian. */
-+#ifdef HAVE_ZLIB_H
- if (state)
- state->mtime = archive_le32dec(p + 4);
-+#endif
- /* Byte 8 is deflate flags. */
- /* XXXX TODO: return deflate flags back to consume_header for use
- in initializing the decompressor. */
-@@ -171,7 +181,9 @@ peek_at_header(struct archive_read_filter *filter, int *pbits,
-
- /* Null-terminated optional filename. */
- if (header_flags & 8) {
-+#ifdef HAVE_ZLIB_H
- ssize_t file_start = len;
-+#endif
- do {
- ++len;
- if (avail < len)
-@@ -181,11 +193,13 @@ peek_at_header(struct archive_read_filter *filter, int *pbits,
- return (0);
- } while (p[len - 1] != 0);
-
-+#ifdef HAVE_ZLIB_H
- if (state) {
- /* Reset the name in case of repeat header reads. */
- free(state->name);
- state->name = strdup((const char *)&p[file_start]);
- }
-+#endif
- }
-
- /* Null-terminated optional comment. */
-@@ -236,24 +250,6 @@ gzip_bidder_bid(struct archive_read_filter_bidder *self,
- return (0);
- }
-
--static int
--gzip_read_header(struct archive_read_filter *self, struct archive_entry *entry)
--{
-- struct private_data *state;
--
-- state = (struct private_data *)self->data;
--
-- /* A mtime of 0 is considered invalid/missing. */
-- if (state->mtime != 0)
-- archive_entry_set_mtime(entry, state->mtime, 0);
--
-- /* If the name is available, extract it. */
-- if (state->name)
-- archive_entry_set_pathname(entry, state->name);
--
-- return (ARCHIVE_OK);
--}
--
- #ifndef HAVE_ZLIB_H
-
- /*
-@@ -277,6 +273,24 @@ gzip_bidder_init(struct archive_read_filter *self)
-
- #else
-
-+static int
-+gzip_read_header(struct archive_read_filter *self, struct archive_entry *entry)
-+{
-+ struct private_data *state;
-+
-+ state = (struct private_data *)self->data;
-+
-+ /* A mtime of 0 is considered invalid/missing. */
-+ if (state->mtime != 0)
-+ archive_entry_set_mtime(entry, state->mtime, 0);
-+
-+ /* If the name is available, extract it. */
-+ if (state->name)
-+ archive_entry_set_pathname(entry, state->name);
-+
-+ return (ARCHIVE_OK);
-+}
-+
- /*
- * Initialize the filter object.
- */
-@@ -306,7 +320,9 @@ gzip_bidder_init(struct archive_read_filter *self)
- self->read = gzip_filter_read;
- self->skip = NULL; /* not supported */
- self->close = gzip_filter_close;
-+#ifdef HAVE_ZLIB_H
- self->read_header = gzip_read_header;
-+#endif
-
- state->in_stream = 0; /* We're not actually within a stream yet. */
-
-diff --git a/libarchive/test/test_read_format_raw.c b/libarchive/test/test_read_format_raw.c
-index 0dac8bfbab4a..3961723b48a1 100644
---- a/libarchive/test/test_read_format_raw.c
-+++ b/libarchive/test/test_read_format_raw.c
-@@ -36,7 +36,9 @@ DEFINE_TEST(test_read_format_raw)
- const char *reffile1 = "test_read_format_raw.data";
- const char *reffile2 = "test_read_format_raw.data.Z";
- const char *reffile3 = "test_read_format_raw.bufr";
-+#ifdef HAVE_ZLIB_H
- const char *reffile4 = "test_read_format_raw.data.gz";
-+#endif
-
- /* First, try pulling data out of an uninterpretable file. */
- extract_reference_file(reffile1);
-@@ -119,6 +121,7 @@ DEFINE_TEST(test_read_format_raw)
- assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
- assertEqualInt(ARCHIVE_OK, archive_read_free(a));
-
-+#ifdef HAVE_ZLIB_H
- /* Fourth, try with gzip which has metadata. */
- extract_reference_file(reffile4);
- assert((a = archive_read_new()) != NULL);
-@@ -144,4 +147,5 @@ DEFINE_TEST(test_read_format_raw)
- assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
- assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
- assertEqualInt(ARCHIVE_OK, archive_read_free(a));
-+#endif
- }
---
-2.20.1
-
projects / buildroot.git / commitdiff