Merge branch 'ef/msys-imap'

* ef/msys-imap:
  Windows: use BLK_SHA1 again
  MSVC: Enable OpenSSL, and translate -lcrypto
  mingw: enable OpenSSL
  mingw: wrap SSL_set_(w|r)fd to call _get_osfhandle
  imap-send: build imap-send on Windows
  imap-send: fix compilation-error on Windows
  imap-send: use run-command API for tunneling
  imap-send: use separate read and write fds
  imap-send: remove useless uid code

Makefile

@@ -358,6 +358,7 @@ EXTRA_PROGRAMS =
 PROGRAMS += $(EXTRA_PROGRAMS)
 PROGRAMS += git-fast-import$X
 PROGRAMS += git-hash-object$X
+PROGRAMS += git-imap-send$X
 PROGRAMS += git-index-pack$X
 PROGRAMS += git-merge-index$X
 PROGRAMS += git-merge-tree$X
@@ -906,7 +907,7 @@ ifdef MSVC
 	GIT_VERSION := $(GIT_VERSION).MSVC
 	pathsep = ;
 	NO_PREAD = YesPlease
-	NO_OPENSSL = YesPlease
+	NEEDS_CRYPTO_WITH_SSL = YesPlease
 	NO_LIBGEN_H = YesPlease
 	NO_SYMLINK_HEAD = YesPlease
 	NO_IPV6 = YesPlease
@@ -936,6 +937,7 @@ ifdef MSVC
 	NO_REGEX = YesPlease
 	NO_CURL = YesPlease
 	NO_PTHREADS = YesPlease
+	BLK_SHA1 = YesPlease
 
 	CC = compat/vcbuild/scripts/clink.pl
 	AR = compat/vcbuild/scripts/lib.pl
@@ -958,7 +960,7 @@ else
 ifneq (,$(findstring MINGW,$(uname_S)))
 	pathsep = ;
 	NO_PREAD = YesPlease
-	NO_OPENSSL = YesPlease
+	NEEDS_CRYPTO_WITH_SSL = YesPlease
 	NO_LIBGEN_H = YesPlease
 	NO_SYMLINK_HEAD = YesPlease
 	NO_IPV6 = YesPlease
@@ -985,6 +987,7 @@ ifneq (,$(findstring MINGW,$(uname_S)))
 	UNRELIABLE_FSTAT = UnfortunatelyYes
 	OBJECT_CREATION_USES_RENAMES = UnfortunatelyNeedsTo
 	NO_REGEX = YesPlease
+	BLK_SHA1 = YesPlease
 	COMPAT_CFLAGS += -D__USE_MINGW_ACCESS -DNOGDI -Icompat -Icompat/fnmatch
 	COMPAT_CFLAGS += -DSTRIP_EXTENSION=\".exe\"
 	COMPAT_OBJS += compat/mingw.o compat/fnmatch/fnmatch.o compat/winansi.o
@@ -1082,7 +1085,6 @@ EXTLIBS += -lz
 
 ifndef NO_POSIX_ONLY_PROGRAMS
 	PROGRAMS += git-daemon$X
-	PROGRAMS += git-imap-send$X
 endif
 ifndef NO_OPENSSL
 	OPENSSL_LIBSSL = -lssl

compat/mingw.h

@@ -124,6 +124,27 @@ static inline int waitpid(pid_t pid, int *status, unsigned options)
 	return -1;
 }
 
+#ifndef NO_OPENSSL
+#include <openssl/ssl.h>
+static inline int mingw_SSL_set_fd(SSL *ssl, int fd)
+{
+	return SSL_set_fd(ssl, _get_osfhandle(fd));
+}
+#define SSL_set_fd mingw_SSL_set_fd
+
+static inline int mingw_SSL_set_rfd(SSL *ssl, int fd)
+{
+	return SSL_set_rfd(ssl, _get_osfhandle(fd));
+}
+#define SSL_set_rfd mingw_SSL_set_rfd
+
+static inline int mingw_SSL_set_wfd(SSL *ssl, int fd)
+{
+	return SSL_set_wfd(ssl, _get_osfhandle(fd));
+}
+#define SSL_set_wfd mingw_SSL_set_wfd
+#endif
+
 /*
  * implementations of missing functions
  */

compat/vcbuild/scripts/clink.pl

@@ -29,6 +29,9 @@
 		push(@args, "zlib.lib");
 	} elsif ("$arg" eq "-liconv") {
 		push(@args, "iconv.lib");
+	} elsif ("$arg" eq "-lcrypto") {
+		push(@args, "libeay32.lib");
+		push(@args, "ssleay32.lib");
 	} elsif ("$arg" =~ /^-L/ && "$arg" ne "-LTCG") {
 		$arg =~ s/^-L/-LIBPATH:/;
 		push(@args, $arg);

contrib/buildsystems/engine.pl

@@ -315,6 +315,9 @@ sub handleLinkLine
             $appout = shift @parts;
         } elsif ("$part" eq "-lz") {
             push(@libs, "zlib.lib");
+	} elsif ("$part" eq "-lcrypto") {
+            push(@libs, "libeay32.lib");
+            push(@libs, "ssleay32.lib");
         } elsif ($part =~ /^-/) {
             push(@lflags, $part);
         } elsif ($part =~ /\.(a|lib)$/) {