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-rw-r--r--include/Makefile.in25
-rw-r--r--include/libHX/defs.h48
-rw-r--r--include/libHX/list.h18
-rw-r--r--include/libHX/option.h2
4 files changed, 61 insertions, 32 deletions
diff --git a/include/Makefile.in b/include/Makefile.in
index b763858..f485a2b 100644
--- a/include/Makefile.in
+++ b/include/Makefile.in
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.13.4 from Makefile.am.
+# Makefile.in generated by automake 1.15.1 from Makefile.am.
# @configure_input@
-# Copyright (C) 1994-2013 Free Software Foundation, Inc.
+# Copyright (C) 1994-2017 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -17,7 +17,17 @@
# -*- Makefile -*-
VPATH = @srcdir@
-am__is_gnu_make = test -n '$(MAKEFILE_LIST)' && test -n '$(MAKELEVEL)'
+am__is_gnu_make = { \
+ if test -z '$(MAKELEVEL)'; then \
+ false; \
+ elif test -n '$(MAKE_HOST)'; then \
+ true; \
+ elif test -n '$(MAKE_VERSION)' && test -n '$(CURDIR)'; then \
+ true; \
+ else \
+ false; \
+ fi; \
+}
am__make_running_with_option = \
case $${target_option-} in \
?) ;; \
@@ -81,8 +91,6 @@ POST_UNINSTALL = :
build_triplet = @build@
host_triplet = @host@
subdir = include
-DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/Makefile.am \
- $(nobase_include_HEADERS)
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/m4/gcc4_visibility.m4 \
$(top_srcdir)/m4/libtool.m4 $(top_srcdir)/m4/ltoptions.m4 \
@@ -90,6 +98,8 @@ am__aclocal_m4_deps = $(top_srcdir)/m4/gcc4_visibility.m4 \
$(top_srcdir)/m4/lt~obsolete.m4 $(top_srcdir)/configure.ac
am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
$(ACLOCAL_M4)
+DIST_COMMON = $(srcdir)/Makefile.am $(nobase_include_HEADERS) \
+ $(am__DIST_COMMON)
mkinstalldirs = $(install_sh) -d
CONFIG_HEADER = $(top_builddir)/config.h
CONFIG_CLEAN_FILES =
@@ -161,6 +171,7 @@ am__define_uniq_tagged_files = \
done | $(am__uniquify_input)`
ETAGS = etags
CTAGS = ctags
+am__DIST_COMMON = $(srcdir)/Makefile.in
DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
ACLOCAL = @ACLOCAL@
AMTAR = @AMTAR@
@@ -205,6 +216,7 @@ LIBTOOL = @LIBTOOL@
LIPO = @LIPO@
LN_S = @LN_S@
LTLIBOBJS = @LTLIBOBJS@
+LT_SYS_LIBRARY_PATH = @LT_SYS_LIBRARY_PATH@
LYX = @LYX@
MAKEINFO = @MAKEINFO@
MANIFEST_TOOL = @MANIFEST_TOOL@
@@ -311,7 +323,6 @@ $(srcdir)/Makefile.in: $(srcdir)/Makefile.am $(am__configure_deps)
echo ' cd $(top_srcdir) && $(AUTOMAKE) --foreign include/Makefile'; \
$(am__cd) $(top_srcdir) && \
$(AUTOMAKE) --foreign include/Makefile
-.PRECIOUS: Makefile
Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
@case '$?' in \
*config.status*) \
@@ -561,6 +572,8 @@ uninstall-am: uninstall-nobase_includeHEADERS
mostlyclean-libtool pdf pdf-am ps ps-am tags tags-am uninstall \
uninstall-am uninstall-nobase_includeHEADERS
+.PRECIOUS: Makefile
+
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
diff --git a/include/libHX/defs.h b/include/libHX/defs.h
index bb03f40..9ecdd32 100644
--- a/include/libHX/defs.h
+++ b/include/libHX/defs.h
@@ -22,6 +22,9 @@
# define containerof(var, type, member) reinterpret_cast<type *>( \
reinterpret_cast<char *>(var) - offsetof(type, member))
# endif
+# ifndef static_cast
+# define static_cast(T, x) static_cast<T>(x)
+# endif
template<typename new_type>
static __inline__ new_type signed_cast(const char *expr)
@@ -91,24 +94,33 @@ static __inline__ new_type signed_cast(unsigned char *expr)
((struct { type x; }){(expr)}.x)
# endif
# if defined(__GNUC__) && !defined(__clang__) && !defined(const_cast1)
-# define __const_cast_strip1(expr) \
- __typeof__(*(union { int z; __typeof__(expr) x; }){0}.x)
-# define __const_cast_strip2(expr) \
- __typeof__(**(union { int z; __typeof__(expr) x; }){0}.x)
-# define __const_cast_strip3(expr) \
- __typeof__(***(union { int z; __typeof__(expr) x; }){0}.x)
-# define const_cast1(new_type, expr) ({ \
- BUILD_BUG_ON(!__builtin_types_compatible_p(__const_cast_strip1(expr), __const_cast_strip1(new_type))); \
- (new_type)(expr); \
- })
-# define const_cast2(new_type, expr) ({ \
- BUILD_BUG_ON(!__builtin_types_compatible_p(__const_cast_strip2(expr), __const_cast_strip2(new_type))); \
- (new_type)(expr); \
- })
-# define const_cast3(new_type, expr) ({ \
- BUILD_BUG_ON(!__builtin_types_compatible_p(__const_cast_strip3(expr), __const_cast_strip3(new_type))); \
- (new_type)(expr); \
- })
+ /*
+ * The idea starts with (in abstract notation)
+ * typeof deref typeof expr
+ * To deref something, we need an object, which we can get by
+ * creating a temporary aggregate, such as a union, of which
+ * the member is accessed and dereferenced.
+ * *(union { __typeof__(expr) x; }){init}.x
+ * union has two nice properties:
+ * - with an additional dummy member, we do not have to
+ * initialize x according to its type, which, if expr is
+ * an array type, may want extra braces.
+ * - and with that dummy member, we also avoid the ugly
+ * "literal 0 is implicitly convertible to a pointer".
+ * Unfortunately, this all requires C99 compound initializers.
+ * That's ok - gcc and clang only treat it as a warning even
+ * under strict C89 - and if you still force strict C89 on
+ * yourself, you have a lot to answer for either way.
+ */
+# define __const_cast_strip(ptrs, expr) \
+ __typeof__(ptrs(union { int z; __typeof__(expr) x; }){0}.x)
+# define __const_cast_p(ptrs, new_type, expr) ((new_type)( \
+ (expr) + \
+ BUILD_BUG_ON_EXPR(!__builtin_types_compatible_p(__const_cast_strip(ptrs, expr), __const_cast_strip(ptrs, new_type))) \
+ ))
+# define const_cast1(new_type, expr) __const_cast_p(*, new_type, expr)
+# define const_cast2(new_type, expr) __const_cast_p(**, new_type, expr)
+# define const_cast3(new_type, expr) __const_cast_p(***, new_type, expr)
# endif
# ifndef signed_cast
# define signed_cast(type, expr) ((type)(expr))
diff --git a/include/libHX/list.h b/include/libHX/list.h
index a18b17e..3146c22 100644
--- a/include/libHX/list.h
+++ b/include/libHX/list.h
@@ -63,35 +63,37 @@ static __inline__ bool HXlist_empty(const struct HXlist_head *head)
}
#define HXlist_for_each(pos, head) \
- for ((pos) = (head)->next; (pos) != (void *)(head); \
+ for ((pos) = (head)->next; (pos) != static_cast(void *, (head)); \
(pos) = (pos)->next)
#define HXlist_for_each_rev(pos, head) \
- for ((pos) = (head)->prev; (pos) != (void *)(head); \
+ for ((pos) = (head)->prev; (pos) != static_cast(void *, (head)); \
(pos) = (pos)->prev)
#define HXlist_for_each_safe(pos, n, head) \
- for ((pos) = (head)->next, (n) = (pos)->next; (pos) != (void *)(head); \
+ for ((pos) = (head)->next, (n) = (pos)->next; \
+ (pos) != static_cast(void *, (head)); \
(pos) = (n), (n) = (pos)->next)
#define HXlist_for_each_rev_safe(pos, n, head) \
- for ((pos) = (head)->prev, (n) = (pos)->prev; (pos) != (void *)(head); \
+ for ((pos) = (head)->prev, (n) = (pos)->prev; \
+ (pos) != static_cast(void *, (head)); \
(pos) = (n), (n) = (pos)->prev)
#define HXlist_for_each_entry(pos, head, member) \
for ((pos) = HXlist_entry((head)->next, __typeof__(*(pos)), member); \
- &(pos)->member != (void *)(head); \
+ &(pos)->member != static_cast(void *, (head)); \
(pos) = HXlist_entry((pos)->member.next, __typeof__(*(pos)), member))
#define HXlist_for_each_entry_rev(pos, head, member) \
for ((pos) = HXlist_entry((head)->prev, __typeof__(*(pos)), member); \
- &(pos)->member != (void *)(head); \
+ &(pos)->member != static_cast(void *, (head)); \
(pos) = HXlist_entry((pos)->member.prev, __typeof__(*(pos)), member))
#define HXlist_for_each_entry_safe(pos, n, head, member) \
for ((pos) = HXlist_entry((head)->next, __typeof__(*(pos)), member), \
(n) = HXlist_entry((pos)->member.next, __typeof__(*(pos)), member); \
- &(pos)->member != (void *)(head); \
+ &(pos)->member != static_cast(void *, (head)); \
(pos) = (n), (n) = HXlist_entry((n)->member.next, __typeof__(*(n)), \
member))
@@ -154,7 +156,7 @@ static __inline__ struct HXlist_head *
__HXclist_shift(struct HXclist_head *head)
{
struct HXlist_head *p;
- if ((const void *)head == head->list.next)
+ if (static_cast(const void *, head) == head->list.next)
return NULL;
p = head->list.next;
HXlist_del(p);
diff --git a/include/libHX/option.h b/include/libHX/option.h
index 3b8187f..d60c3f1 100644
--- a/include/libHX/option.h
+++ b/include/libHX/option.h
@@ -160,12 +160,14 @@ enum {
* %HXOPT_ERR_UNKN: unknown option was encountered
* %HXOPT_ERR_VOID: long option takes no value
* %HXOPT_ERR_MIS: option requires a value argument
+ * %HXOPT_ERR_AMBIG: long option abbreviation was ambiguous
*/
enum {
HXOPT_ERR_SUCCESS = 0,
HXOPT_ERR_UNKN,
HXOPT_ERR_VOID,
HXOPT_ERR_MIS,
+ HXOPT_ERR_AMBIG,
};
/**
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-17 20:46:17 +0000