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-rw-r--r--unix/configure.in10
-rw-r--r--unix/tcl.m436
-rw-r--r--unix/tclUnixPort.h2
3 files changed, 40 insertions, 8 deletions
diff --git a/unix/configure.in b/unix/configure.in
index 35eb3e5..745e1e3 100644
--- a/unix/configure.in
+++ b/unix/configure.in
@@ -298,7 +298,9 @@ SC_TIME_HANDLER
# lack blkcnt_t.
#--------------------------------------------------------------------
+if test "$ac_cv_cygwin" != "yes"; then
AC_CHECK_MEMBERS([struct stat.st_blocks, struct stat.st_blksize])
+fi
AC_CHECK_TYPES([blkcnt_t])
AC_CHECK_FUNC(fstatfs, , [AC_DEFINE(NO_FSTATFS, 1, [Do we have fstatfs()?])])
@@ -432,7 +434,7 @@ AC_CHECK_FUNC(opendir, , [AC_DEFINE(USE_DIRENT2_H, 1, [May we include <dirent2.h
#--------------------------------------------------------------------
AC_CACHE_CHECK([union wait], tcl_cv_union_wait, [
- AC_TRY_LINK([#include <sys/types.h>
+ AC_TRY_LINK([#include <sys/types.h>
#include <sys/wait.h>], [
union wait x;
WIFEXITED(x); /* Generates compiler error if WIFEXITED
@@ -815,12 +817,12 @@ if test "$FRAMEWORK_BUILD" = "1" ; then
PRIVATE_INCLUDE_DIR="${libdir}/PrivateHeaders"
HTML_DIR="${libdir}/Resources/Documentation/Reference/Tcl"
EXTRA_INSTALL="install-private-headers html-tcl"
- EXTRA_BUILD_HTML='@ln -fs contents.htm "$(HTML_INSTALL_DIR)"/TclTOC.html'
+ EXTRA_BUILD_HTML='@ln -fs contents.htm "$(HTML_INSTALL_DIR)"/TclTOC.html'
EXTRA_INSTALL_BINARIES='@echo "Installing Info.plist to $(LIB_INSTALL_DIR)/Resources" && mkdir -p "$(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) Tcl-Info.plist "$(LIB_INSTALL_DIR)/Resources/Info.plist"'
EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing license.terms to $(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) "$(TOP_DIR)/license.terms" "$(LIB_INSTALL_DIR)/Resources"'
EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Finalizing Tcl.framework" && rm -f "$(LIB_INSTALL_DIR)/../Current" && ln -s "$(VERSION)" "$(LIB_INSTALL_DIR)/../Current" && for f in "$(LIB_FILE)" tclConfig.sh Resources Headers PrivateHeaders; do rm -f "$(LIB_INSTALL_DIR)/../../$$f" && ln -s "Versions/Current/$$f" "$(LIB_INSTALL_DIR)/../.."; done && f="$(STUB_LIB_FILE)" && rm -f "$(LIB_INSTALL_DIR)/../../$$f" && ln -s "Versions/$(VERSION)/$$f" "$(LIB_INSTALL_DIR)/../.."'
- # Don't use AC_DEFINE for the following as the framework version define
- # needs to go into the Makefile even when using autoheader, so that we
+ # Don't use AC_DEFINE for the following as the framework version define
+ # needs to go into the Makefile even when using autoheader, so that we
# can pick up a potential make override of VERSION. Also, don't put this
# into CFLAGS as it should not go into tclConfig.sh
EXTRA_CC_SWITCHES='-DTCL_FRAMEWORK_VERSION=\"$(VERSION)\"'
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index f6e002e..74a577d 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -1220,7 +1220,7 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
CC_SEARCH_FLAGS=""
LD_SEARCH_FLAGS=""
;;
- CYGWIN_*)
+ CYGWIN_*|MINGW32*)
SHLIB_CFLAGS=""
SHLIB_LD='${CC} -shared'
SHLIB_SUFFIX=".dll"
@@ -1231,6 +1231,19 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
TCL_NEEDS_EXP_FILE=1
TCL_EXPORT_FILE_SUFFIX='${VERSION}\$\{DBGX\}.dll.a'
TCL_SHLIB_LD_EXTRAS='-Wl,--out-implib,$[@].a'
+ AC_CACHE_CHECK(for Cygwin version of gcc,
+ ac_cv_cygwin,
+ AC_TRY_COMPILE([
+ #ifdef __CYGWIN__
+ #error cygwin
+ #endif
+ ], [],
+ ac_cv_cygwin=no,
+ ac_cv_cygwin=yes)
+ )
+ if test "$ac_cv_cygwin" = "no"; then
+ AC_MSG_ERROR([${CC} is not a cygwin compiler.])
+ fi
;;
dgux*)
SHLIB_CFLAGS="-K PIC"
@@ -2058,7 +2071,7 @@ dnl # preprocessing tests use only CPPFLAGS.
case $system in
AIX-*) ;;
BSD/OS*) ;;
- CYGWIN_*) ;;
+ CYGWIN_*|MINGW32_*) ;;
IRIX*) ;;
NetBSD-*|FreeBSD-*|OpenBSD-*) ;;
Darwin-*) ;;
@@ -2115,6 +2128,25 @@ dnl # preprocessing tests use only CPPFLAGS.
TCL_LIBS="${DL_LIBS} ${LIBS} ${MATH_LIBS}"])
AC_SUBST(TCL_LIBS)
+ # See if the compiler supports casting to a union type.
+ # This is used to stop gcc from printing a compiler
+ # warning when initializing a union member.
+
+ AC_CACHE_CHECK(for cast to union support,
+ tcl_cv_cast_to_union,
+ AC_TRY_COMPILE([],
+ [
+ union foo { int i; double d; };
+ union foo f = (union foo) (int) 0;
+ ],
+ tcl_cv_cast_to_union=yes,
+ tcl_cv_cast_to_union=no)
+ )
+ if test "$tcl_cv_cast_to_union" = "yes"; then
+ AC_DEFINE(HAVE_CAST_TO_UNION, 1,
+ [Defined when compiler supports casting to union type.])
+ fi
+
# FIXME: This subst was left in only because the TCL_DL_LIBS
# entry in tclConfig.sh uses it. It is not clear why someone
# would use TCL_DL_LIBS instead of TCL_LIBS.
diff --git a/unix/tclUnixPort.h b/unix/tclUnixPort.h
index 48aef9c..4adb36c 100644
--- a/unix/tclUnixPort.h
+++ b/unix/tclUnixPort.h
@@ -81,8 +81,6 @@ typedef off_t Tcl_SeekOffset;
#ifdef __CYGWIN__
MODULE_SCOPE int TclOSstat(const char *name, Tcl_StatBuf *statBuf);
MODULE_SCOPE int TclOSlstat(const char *name, Tcl_StatBuf *statBuf);
-#undef HAVE_STRUCT_STAT_ST_BLOCKS
-#undef HAVE_STRUCT_STAT_ST_BLKSIZE
#elif defined(HAVE_STRUCT_STAT64)
# define TclOSstat stat64
# define TclOSlstat lstat64