From 0a333110f7c7228a2e2d4f57814979392df192c3 Mon Sep 17 00:00:00 2001
From: Jeff Garzik <jeff@garzik.org>
Date: Fri, 26 Nov 2010 16:28:12 -0500
Subject: [PATCH] Build on Windows using mingw32.

---
 .gitignore                |  3 +++
 Makefile.am               |  4 ++--
 compat.h                  | 10 ++++++++++
 compat/jansson/.gitignore |  3 +++
 configure.ac              | 13 +++++++++++++
 cpu-miner.c               |  7 +++++--
 6 files changed, 36 insertions(+), 4 deletions(-)
 create mode 100644 compat/jansson/.gitignore

diff --git a/.gitignore b/.gitignore
index 4e55d78..be4faad 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 
 minerd
+minerd.exe
 *.o
 
 autom4te.cache
@@ -19,3 +20,5 @@ compile
 config.log
 config.status
 
+mingw32-config.cache
+
diff --git a/Makefile.am b/Makefile.am
index 299787e..a7b09fa 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -7,13 +7,13 @@ endif
 
 SUBDIRS		= compat
 
-INCLUDES	= -pthread -fno-strict-aliasing $(JANSSON_INCLUDES)
+INCLUDES	= $(PTHREAD_FLAGS) -fno-strict-aliasing $(JANSSON_INCLUDES)
 
 bin_PROGRAMS	= minerd
 
 EXTRA_DIST	= sha256_generic.c
 
 minerd_SOURCES	= util.c cpu-miner.c miner.h compat.h
-minerd_LDFLAGS	= -pthread
+minerd_LDFLAGS	= $(PTHREAD_FLAGS)
 minerd_LDADD	= @LIBCURL@ @JANSSON_LIBS@ @PTHREAD_LIBS@
 
diff --git a/compat.h b/compat.h
index a318991..1fdf6d1 100644
--- a/compat.h
+++ b/compat.h
@@ -10,6 +10,16 @@ static inline void sleep(int secs)
 	Sleep(secs * 1000);
 }
 
+enum {
+	PRIO_PROCESS		= 0,
+};
+
+static inline int setpriority(int which, int who, int prio)
+{
+	/* FIXME - actually do something */
+	return 0;
+}
+
 #endif /* WIN32 */
 
 #endif /* __COMPAT_H__ */
diff --git a/compat/jansson/.gitignore b/compat/jansson/.gitignore
new file mode 100644
index 0000000..173737b
--- /dev/null
+++ b/compat/jansson/.gitignore
@@ -0,0 +1,3 @@
+
+libjansson.a
+
diff --git a/configure.ac b/configure.ac
index b60fbfb..2543ae3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -17,6 +17,18 @@ AC_PROG_RANLIB
 dnl Checks for header files.
 AC_HEADER_STDC
 
+case $host in
+  *-*-mingw*)
+    have_win32=true
+    PTHREAD_FLAGS=""
+    ;;
+  *)
+    have_win32=false
+    PTHREAD_FLAGS="-pthread"
+    ;;
+esac
+
+
 AC_CHECK_LIB(jansson, json_loads, request_jansson=false, request_jansson=true)
 AC_CHECK_LIB(pthread, pthread_create, PTHREAD_LIBS=-lpthread)
 
@@ -35,6 +47,7 @@ LIBCURL_CHECK_CONFIG(, 7.10.1, ,
   [AC_MSG_ERROR([Missing required libcurl >= 7.10.1])])
 
 AC_SUBST(JANSSON_LIBS)
+AC_SUBST(PTHREAD_FLAGS)
 AC_SUBST(PTHREAD_LIBS)
 
 AC_CONFIG_FILES([
diff --git a/cpu-miner.c b/cpu-miner.c
index f1eacf7..45e4e55 100644
--- a/cpu-miner.c
+++ b/cpu-miner.c
@@ -16,7 +16,9 @@
 #include <stdbool.h>
 #include <unistd.h>
 #include <sys/time.h>
+#ifndef WIN32
 #include <sys/resource.h>
+#endif
 #include <pthread.h>
 #include <getopt.h>
 #include <jansson.h>
@@ -352,7 +354,7 @@ static void parse_cmdline(int argc, char *argv[])
 static void calc_stats(void)
 {
 	uint64_t hashes;
-	long double hd, sd;
+	double hd, sd;
 
 	pthread_mutex_lock(&stats_mutex);
 
@@ -366,7 +368,8 @@ static void calc_stats(void)
 	hd = hashes;
 	sd = STAT_SLEEP_INTERVAL;
 
-	fprintf(stderr, "wildly inaccurate HashMeter: %.2Lf khash/sec\n", hd / sd);
+	fprintf(stderr, "wildly inaccurate HashMeter: %.2f khash/sec\n",
+		hd / sd);
 }
 
 int main (int argc, char *argv[])