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AX_CHECK_COMPILER_FLAGS(-std=gnu99, [OBJCFLAGS="$OBJCFLAGS -std=gnu99"])
AX_CHECK_COMPILER_FLAGS(-pipe, [OBJCFLAGS="$OBJCFLAGS -pipe"])
AX_CHECK_COMPILER_FLAGS(-fno-common, [OBJCFLAGS="$OBJCFLAGS -fno-common"])
AX_CHECK_COMPILER_FLAGS(-fno-constant-cfstrings, [
NO_CONST_CFSTRINGS="-fno-constant-cfstrings"
OBJCFLAGS="$OBJCFLAGS -fno-constant-cfstrings"
])
AX_CHECK_COMPILER_FLAGS(-Wshorten-64-to-32, [OBJCFLAGS="$OBJCFLAGS -pipe"])
AC_SUBST(NO_CONST_CFSTRINGS)
AC_MSG_CHECKING(whether Objective C compiler supports fast enumeration)
AC_TRY_COMPILE([
@protocol OFFastEnumeration
- (int)countByEnumeratingWithState: (void*)state
objects: (id*)objects
|
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>
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AX_CHECK_COMPILER_FLAGS(-std=gnu99, [OBJCFLAGS="$OBJCFLAGS -std=gnu99"])
AX_CHECK_COMPILER_FLAGS(-pipe, [OBJCFLAGS="$OBJCFLAGS -pipe"])
AX_CHECK_COMPILER_FLAGS(-fno-common, [OBJCFLAGS="$OBJCFLAGS -fno-common"])
AX_CHECK_COMPILER_FLAGS(-fno-constant-cfstrings, [
NO_CONST_CFSTRINGS="-fno-constant-cfstrings"
OBJCFLAGS="$OBJCFLAGS -fno-constant-cfstrings"
])
AX_CHECK_COMPILER_FLAGS(-Wshorten-64-to-32,
[OBJCFLAGS="$OBJCFLAGS -Wshorten-64-to-32"])
AC_SUBST(NO_CONST_CFSTRINGS)
AC_MSG_CHECKING(whether Objective C compiler supports fast enumeration)
AC_TRY_COMPILE([
@protocol OFFastEnumeration
- (int)countByEnumeratingWithState: (void*)state
objects: (id*)objects
|