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* builds/unix/configure.raw [mmap support]: Correctly handle Windows. 

Fixes #1024.
This commit is contained in:
Werner Lemberg 2021-02-02 10:33:53 +01:00
parent 689402418f
commit 5635d5edc4
2 changed files with 32 additions and 14 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2021-01-31 Werner Lemberg <wl@gnu.org>
* builds/unix/configure.raw [mmap support]: Correctly handle Windows.
Fixes #1024.
2021-01-31 Werner Lemberg <wl@gnu.org> 2021-01-31 Werner Lemberg <wl@gnu.org>
* builds/windows/ftdebug.c: Synchronize with `src/base/ftdebug.c`. * builds/windows/ftdebug.c: Synchronize with `src/base/ftdebug.c`.

40
builds/unix/configure.raw
View File

@ -192,39 +192,51 @@ AC_SUBST(INSTALL_FT2_CONFIG, [$enable_freetype_config])
AC_SYS_LARGEFILE AC_SYS_LARGEFILE
# Here we check whether we can use our mmap file component. # Here we check whether we can use our mmap file component.
#
# Note that `ftsystem.c` for Windows has its own mmap-like implementation
# not covered by `AC_FUNC_MMAP` and/or `FT_UNMAP_PARAM`.
AC_ARG_ENABLE([mmap], AC_ARG_ENABLE([mmap],
AS_HELP_STRING([--disable-mmap], AS_HELP_STRING([--disable-mmap],
[do not check mmap() and do not use]), [do not check mmap() and do not use]),
[enable_mmap="no"], [enable_mmap="yes"]) [enable_mmap="no"], [enable_mmap="yes"])
if test "x${enable_mmap}" != "xno"; then if test "x${enable_mmap}" != "xno"; then
AC_FUNC_MMAP case "$host" in
*-*-mingw*)
ac_cv_func_mmap_fixed_mapped="yes"
AC_MSG_CHECKING([for working mmap])
AC_MSG_RESULT([using Windows-specific equivalent])
;;
*)
AC_FUNC_MMAP
;;
esac
fi fi
if test "x${enable_mmap}" = "xno" \ if test "x${enable_mmap}" = "xno" \
-o "$ac_cv_func_mmap_fixed_mapped" != "yes"; then -o "$ac_cv_func_mmap_fixed_mapped" != "yes"; then
case "$host" in FTSYS_SRC='$(BASE_DIR)/ftsystem.c'
*-*-mingw*)
FTSYS_SRC='$(PLATFORM_DIR)/ftsystem.c'
;;
*)
FTSYS_SRC='$(BASE_DIR)/ftsystem.c'
esac
else else
FTSYS_SRC='$(PLATFORM_DIR)/ftsystem.c' FTSYS_SRC='$(PLATFORM_DIR)/ftsystem.c'
AC_CHECK_DECLS([munmap], case "$host" in
[], *-*-mingw*)
[], ;;
[ *)
AC_CHECK_DECLS([munmap],
[],
[],
[
#ifdef HAVE_UNISTD_H #ifdef HAVE_UNISTD_H
#include <unistd.h> #include <unistd.h>
#endif #endif
#include <sys/mman.h> #include <sys/mman.h>
]) ])
FT_MUNMAP_PARAM FT_MUNMAP_PARAM
;;
esac
fi fi
AC_SUBST([FTSYS_SRC]) AC_SUBST([FTSYS_SRC])