add stub implementation for libintl/gettext

These adds the stubs from gettext-tiny 0.0.5
from here:
https://github.com/sabotage-linux/gettext-tiny

Makefile.in

@@ -39,6 +39,7 @@ include $(top_srcdir)librt/Makefile.in
 include $(top_srcdir)libuargp/Makefile.in
 include $(top_srcdir)libubacktrace/Makefile.in
 include $(top_srcdir)libiconv/Makefile.in
+include $(top_srcdir)libintl/Makefile.in
 
 # last included to catch all the objects added by others (locales/threads)
 include $(top_srcdir)libc/Makefile.in
@@ -280,6 +281,7 @@ HEADERS_RM-$(UCLIBC_HAS_GETOPT_LONG)         += getopt.h
 HEADERS_RM-$(UCLIBC_HAS_IPV6)                += netinet/ip6.h netinet/icmp6.h
 HEADERS_RM-$(UCLIBC_HAS_BACKTRACE)           += execinfo.h
 HEADERS_RM-$(UCLIBC_HAS_LIBICONV)            += iconv.h
+HEADERS_RM-$(UCLIBC_HAS_LIBINTL)             += intl.h
 HEADERS_RM-$(UCLIBC_HAS_LOCALE)              += iconv.h bits/uClibc_ctype.h
 HEADERS_RM-$(UCLIBC_HAS_PTY)                 += pty.h
 HEADERS_RM-$(UCLIBC_HAS_REALTIME)            += mqueue.h bits/mqueue.h sched.h \
@@ -380,6 +382,9 @@ endif
 ifeq ($(UCLIBC_HAS_LIBICONV),y)
 EMPTY_LIB_NAMES += iconv
 endif
+ifeq ($(UCLIBC_HAS_LIBINTL),y)
+EMPTY_LIB_NAMES += intl
+endif
 EMPTY_LIBS = $(EMPTY_LIB_NAMES:%=lib/lib%.a)
 
 $(EMPTY_LIBS):

Makerules

@@ -47,17 +47,18 @@ $(eval $(call add_IS_IN_lib,libutil,$(libutil-a-y) $(libutil-so-y)))
 $(eval $(call add_IS_IN_lib,libubacktrace,$(libubacktrace-a-y) $(libubacktrace-so-y)))
 $(eval $(call add_IS_IN_lib,libuargp,$(libuargp-a-y) $(libuargp-so-y)))
 $(eval $(call add_IS_IN_lib,libiconv,$(libiconv-a-y) $(libiconv-so-y)))
+$(eval $(call add_IS_IN_lib,libintl,$(libintl-a-y) $(libintl-so-y)))
 
 shared_objs = $(libc-y:.o=.os) $(libc-shared-y) $(libc-nonshared-y) \
 	$(libcrypt-so-y) $(libdl-so-y) $(libm-so-y) \
 	$(libpthread-so-y) $(libpthread-nonshared-y) $(libthread_db-so-y) \
 	$(librt-so-y) $(ldso-y) $(libutil-so-y) $(libubacktrace-so-y) \
-	$(libuargp-so-y) $(libiconv-so-y)
+	$(libuargp-so-y) $(libiconv-so-y) $(libintl-so-y)
 
 ar_objs =  $(libc-y) $(libc-static-y) $(libcrypt-a-y) \
 	$(libdl-a-y) $(libm-a-y) $(libpthread-a-y) $(libthread_db-a-y) \
 	$(librt-a-y) $(libutil-a-y) $(libubacktrace-a-y) $(libuargp-a-y) \
-	$(libiconv-a-y)
+	$(libiconv-a-y) $(libintl-a-y)
 ifeq ($(DOPIC),y)
 ar_objs := $(ar_objs:.o=.os)
 endif
@@ -480,7 +481,8 @@ files.dep := $(libc-a-y) $(libc-so-y) $(libc-nonshared-y) \
 	$(ldso-y) $(libdl-a-y) $(libdl-so-y) \
 	$(libubacktrace-a-y) $(libubacktrace-so-y) \
 	$(libuargp-so-y) $(libuargp-a-y) \
-	$(libiconv-so-y) $(libiconv-a-y)
+	$(libiconv-so-y) $(libiconv-a-y) \
+	$(libintl-so-y) $(libintl-a-y)
 .depends.dep := \
 	$(patsubst %.s,%.s.dep,$(filter %.s,$(files.dep))) \
 	$(patsubst %.o,%.o.dep,$(filter %.o,$(files.dep))) \

extra/Configs/Config.in

@@ -1467,6 +1467,12 @@ config UCLIBC_HAS_LIBICONV
 	help
 	  Add tiny iconv support for charset conversion from and to UTF-8.
 
+config UCLIBC_HAS_LIBINTL
+	bool "Intl stubs support"
+	help
+	  If you enable this option you get stubs for the gettext family of
+	  functions.
+
 config UCLIBC_HAS_LOCALE
 	bool "Locale Support"
 	select UCLIBC_HAS_WCHAR

include/libintl.h

@@ -0,0 +1,61 @@
+#ifndef LIBINTL_H
+#define LIBINTL_H
+
+char *gettext(const char *msgid);
+char *dgettext(const char *domainname, const char *msgid);
+char *dcgettext(const char *domainname, const char *msgid, int category);
+char *ngettext(const char *msgid1, const char *msgid2, unsigned long n);
+char *dngettext(const char *domainname, const char *msgid1, const char *msgid2, unsigned long n);
+char *dcngettext(const char *domainname, const char *msgid1, const char *msgid2, unsigned long n, int category);
+
+char *textdomain(const char *domainname);
+char *bind_textdomain_codeset(const char *domainname, const char *codeset);
+char *bindtextdomain(const char *domainname, const char *dirname);
+
+#undef gettext_noop
+#define gettext_noop(X) X
+
+#ifndef LIBINTL_NO_MACROS
+/* if these macros are defined, configure checks will detect libintl as
+ * built into the libc because test programs will work without -lintl.
+ * for example:
+ * checking for ngettext in libc ... yes
+ * the consequence is that -lintl will not be added to the LDFLAGS.
+ * so if for some reason you want that libintl.a gets linked,
+ * add -DLIBINTL_NO_MACROS=1 to your CPPFLAGS. */
+
+#define gettext(X) ((char*) (X))
+#define dgettext(dom, X) ((void)(dom), (char*) (X))
+#define dcgettext(dom, X, cat) ((void)(dom), (void)(cat), (char*) (X))
+#define ngettext(X, Y, N) \
+	((char*) (((N) == 1) ? ((void)(Y), (X)) : ((void)(X), (Y))))
+#define dngettext(dom, X, Y, N) \
+	((dom), (char*) (((N) == 1) ? ((void)(Y), (X)) : ((void)(X), (Y))))
+#define dcngettext(dom, X, Y, N, cat) \
+	((dom), (cat), (char*) (((N) == 1) ? ((void)(Y), (X)) : ((void)(X), (Y))))
+#define bindtextdomain(X, Y) ((void)(X), (void)(Y), (char*) "/")
+#define bind_textdomain_codeset(dom, codeset) \
+	((void)(dom), (void)(codeset), (char*) 0)
+#define textdomain(X) ((void)(X), (char*) "messages")
+
+#undef ENABLE_NLS
+#undef DISABLE_NLS
+#define DISABLE_NLS 1
+
+#if __GNUC__ +0 > 3
+/* most ppl call bindtextdomain() without using its return value
+   thus we get tons of warnings about "statement with no effect" */
+#pragma GCC diagnostic ignored "-Wunused-value"
+#endif
+
+#endif
+
+#include <stdio.h>
+#define gettext_printf(args...) printf(args)
+
+/* to supply LC_MESSAGES and other stuff GNU expects to be exported when
+   including libintl.h */
+#include <locale.h>
+
+#endif
+

libc/Makefile.in

@@ -51,6 +51,7 @@ libc-a-$(UCLIBC_HAS_THREADS) += $(libpthread-a-y)
 libc-a-$(UCLIBC_HAS_REALTIME) += $(librt-a-y)
 libc-a-$(UCLIBC_HAS_BACKTRACE) += $(libubacktrace-a-y)
 libc-a-$(UCLIBC_HAS_LIBICONV) += $(libiconv-a-y)
+libc-a-$(UCLIBC_HAS_LIBINTL) += $(libintl-a-y)
 
 libc-so-y = $(libc-y:.o=.os) $(libc-shared-y)
 
@@ -63,6 +64,7 @@ libc-so-$(UCLIBC_HAS_THREADS) += $(libpthread-so-y)
 libc-so-$(UCLIBC_HAS_REALTIME) += $(librt-so-y)
 libc-so-$(UCLIBC_HAS_BACKTRACE) += $(libubacktrace-so-y)
 libc-so-$(UCLIBC_HAS_LIBICONV) += $(libiconv-so-y)
+libc-so-$(UCLIBC_HAS_LIBINTL) += $(libintl-so-y)
 
 lib-a-y += $(top_builddir)lib/libc.a
 lib-gdb-y += $(top_builddir)lib/libc.gdb

libintl/Makefile

@@ -0,0 +1,9 @@
+# Makefile for uClibc-ng
+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+
+top_srcdir=../
+top_builddir=../
+include $(top_builddir)Rules.mak
+all: libs
+include Makefile.in
+include $(top_srcdir)Makerules

libintl/Makefile.in

@@ -0,0 +1,30 @@
+# Makefile for uClibc-ng
+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+
+subdirs += libintl
+
+CFLAGS-libintl := -DNOT_IN_libc -DIS_IN_libintl $(SSP_ALL_CFLAGS)
+
+libintl_DIR := $(top_srcdir)libintl
+libintl_OUT := $(top_builddir)libintl
+
+libintl_SRC-$(UCLIBC_HAS_LIBINTL) := libintl.c
+
+libintl_SRC := $(addprefix $(libintl_DIR)/,$(libintl_SRC-y))
+libintl_OBJ := $(patsubst $(libintl_DIR)/%.c,$(libintl_OUT)/%.o,$(libintl_SRC))
+
+ifeq ($(DOPIC),y)
+libintl-a-y := $(libintl_OBJ:.o=.os)
+else
+libintl-a-y := $(libintl_OBJ)
+endif
+libintl-so-y := $(libintl_OBJ:.o=.os)
+
+objclean-y += CLEAN_libintl
+
+$(libintl_OUT)/libintl.oS: $(libintl_SRC)
+	$(Q)$(RM) $@
+	$(compile-m)
+
+CLEAN_libintl:
+	$(do_rm) $(addprefix $(libintl_OUT)/*., o os oS a)

libintl/libintl.c

@@ -0,0 +1,82 @@
+/* Copyright (C) 2003     Manuel Novoa III
+ * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
+ *
+ * Trivial Stubs, Public Domain.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+char *gettext(const char *msgid)
+{
+	return (char *) msgid;
+}
+
+char *dgettext(const char *domainname, const char *msgid)
+{
+	(void) domainname;
+	return (char *) msgid;
+}
+
+char *dcgettext(const char *domainname, const char *msgid, int category)
+{
+	(void) domainname;
+	(void) category;
+	return (char *) msgid;
+}
+
+char *ngettext(const char *msgid1, const char *msgid2, unsigned long n)
+{
+	return (char *) ((n == 1) ? msgid1 : msgid2);
+}
+
+char *dngettext(const char *domainname, const char *msgid1, const char *msgid2, unsigned long n)
+{
+	(void) domainname;
+	return (char *) ((n == 1) ? msgid1 : msgid2);
+}
+
+char *dcngettext(const char *domainname, const char *msgid1, const char *msgid2, unsigned long n, int category)
+{
+	(void) domainname;
+	(void) category;
+	return (char *) ((n == 1) ? msgid1 : msgid2);
+}
+
+char *textdomain(const char *domainname)
+{
+	static const char default_str[] = "messages";
+
+	if (domainname && *domainname && strcmp(domainname, default_str)) {
+		errno = EINVAL;
+		return NULL;
+	}
+	return (char *) default_str;
+}
+
+char *bindtextdomain(const char *domainname, const char *dirname)
+{
+	static const char dir[] = "/";
+
+	if (!domainname || !*domainname
+		|| (dirname && ((dirname[0] != '/') || dirname[1]))
+		) {
+		errno = EINVAL;
+		return NULL;
+	}
+
+	return (char *) dir;
+}
+
+char *bind_textdomain_codeset(const char *domainname, const char *codeset)
+{
+	if (!domainname || !*domainname || (codeset && strcasecmp(codeset, "UTF-8"))) {
+		errno = EINVAL;
+	}
+	return NULL;
+}
+
+/* trick configure tests checking for gnu libintl, as in the copy included in gdb */
+const char *_nl_expand_alias () { return NULL; }
+int _nl_msg_cat_cntr = 0;