X-Git-Url: https://wimlib.net/git/?p=wimlib;a=blobdiff_plain;f=src%2Fcompress_parallel.c;h=c99c0a86826bc66b841a45ffe1224f57e195f6ab;hp=376e59d6a2fdca8a05fae9486d58fc0f51bba08d;hb=affa6147e5c4c72bb22778368743e7203ea8fd79;hpb=41f15b937564a3ae58f199c27e8290a1b1a40856

diff --git a/src/compress_parallel.c b/src/compress_parallel.c
index 376e59d6..c99c0a86 100644
--- a/src/compress_parallel.c
+++ b/src/compress_parallel.c
@@ -43,6 +43,9 @@
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
+#ifdef HAVE_SYS_SYSCTL_H
+#  include <sys/sysctl.h>
+#endif
 
 struct message_queue {
 	struct list_head list;
@@ -116,12 +119,19 @@ get_avail_memory(void)
 	if (phys_bytes == 0)
 		goto default_size;
 	return phys_bytes;
-#else
+#elif defined(_SC_PAGESIZE) && defined(_SC_PHYS_PAGES)
 	long page_size = sysconf(_SC_PAGESIZE);
 	long num_pages = sysconf(_SC_PHYS_PAGES);
 	if (page_size <= 0 || num_pages <= 0)
 		goto default_size;
 	return ((u64)page_size * (u64)num_pages);
+#else
+	int mib[2] = {CTL_HW, HW_MEMSIZE};
+	u64 memsize;
+	size_t len = sizeof(memsize);
+	if (sysctl(mib, ARRAY_LEN(mib), &memsize, &len, NULL, 0) < 0 || len != 8)
+		goto default_size;
+	return memsize;
 #endif
 
 default_size:
@@ -521,7 +531,9 @@ new_parallel_chunk_compressor(int out_ctype, u32 out_chunk_size,
 		if (ret) {
 			errno = ret;
 			ret = WIMLIB_ERR_NOMEM;
-			WARNING_WITH_ERRNO("Failed to create compressor thread %u of %u");
+			WARNING_WITH_ERRNO("Failed to create compressor thread %u of %u",
+					   ctx->num_started_threads + 1,
+					   num_threads);
 			goto err;
 		}
 	}