Merge branch 'ab/i18n-basic'

* ab/i18n-basic:
i18n: "make distclean" should clean up after "make pot"
i18n: Makefile: "pot" target to extract messages marked for translation
i18n: add stub Q_() wrapper for ngettext
i18n: do not poison translations unless GIT_GETTEXT_POISON envvar is set
i18n: add GETTEXT_POISON to simulate unfriendly translator
i18n: add no-op _() and N_() wrappers
commit, status: use status_printf{,_ln,_more} helpers
commit: refer to commit template as s->fp
wt-status: add helpers for printing wt-status lines

Conflicts:
builtin/commit.c

diff --git a/Makefile b/Makefile
index 5c2b797554a25d5cecee28aa6d18fc885aa0b3e8..654d8ac7e14a2118b1fd2014fb13a6b5d4c50c64 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -216,6 +216,11 @@ all::
 #
 # Define NO_REGEX if you have no or inferior regex support in your C library.
 #
+# Define GETTEXT_POISON if you are debugging the choice of strings marked
+# for translation.  In a GETTEXT_POISON build, you can turn all strings marked
+# for translation into gibberish by setting the GIT_GETTEXT_POISON variable
+# (to any value) in your environment.
+#
 # Define JSMIN to point to JavaScript minifier that functions as
 # a filter to have gitweb.js minified.
 #
@@ -316,6 +321,7 @@ INSTALL = install
 RPMBUILD = rpmbuild
 TCL_PATH = tclsh
 TCLTK_PATH = wish
+XGETTEXT = xgettext
 PTHREAD_LIBS = -lpthread
 PTHREAD_CFLAGS =
 GCOV = gcov
@@ -515,6 +521,7 @@ LIB_H += diff.h
 LIB_H += dir.h
 LIB_H += exec_cmd.h
 LIB_H += fsck.h
+LIB_H += gettext.h
 LIB_H += git-compat-util.h
 LIB_H += graph.h
 LIB_H += grep.h
@@ -1370,6 +1377,10 @@ endif
 ifdef NO_SYMLINK_HEAD
        BASIC_CFLAGS += -DNO_SYMLINK_HEAD
 endif
+ifdef GETTEXT_POISON
+       LIB_OBJS += gettext.o
+       BASIC_CFLAGS += -DGETTEXT_POISON
+endif
 ifdef NO_STRCASESTR
        COMPAT_CFLAGS += -DNO_STRCASESTR
        COMPAT_OBJS += compat/strcasestr.o
@@ -1581,6 +1592,7 @@ ifndef V
        QUIET_BUILT_IN = @echo '   ' BUILTIN $@;
        QUIET_GEN      = @echo '   ' GEN $@;
        QUIET_LNCP     = @echo '   ' LN/CP $@;
+       QUIET_XGETTEXT = @echo '   ' XGETTEXT $@;
        QUIET_GCOV     = @echo '   ' GCOV $@;
        QUIET_SUBDIR0  = +@subdir=
        QUIET_SUBDIR1  = ;$(NO_SUBDIR) echo '   ' SUBDIR $$subdir; \
@@ -2048,6 +2060,20 @@ info:
 pdf:
        $(MAKE) -C Documentation pdf
 
+XGETTEXT_FLAGS = \
+       --force-po \
+       --add-comments \
+       --msgid-bugs-address="Git Mailing List <git@vger.kernel.org>" \
+       --from-code=UTF-8
+XGETTEXT_FLAGS_C = $(XGETTEXT_FLAGS) --keyword=_ --keyword=N_ --language=C
+LOCALIZED_C := $(C_OBJ:o=c)
+
+po/git.pot: $(LOCALIZED_C)
+       $(QUIET_XGETTEXT)$(XGETTEXT) -o$@+ $(XGETTEXT_FLAGS_C) $(LOCALIZED_C) && \
+       mv $@+ $@
+
+pot: po/git.pot
+
 $(ETAGS_TARGET): FORCE
        $(RM) $(ETAGS_TARGET)
        $(FIND) . -name '*.[hcS]' -print | xargs etags -a -o $(ETAGS_TARGET)
@@ -2089,6 +2115,7 @@ endif
 ifdef GIT_TEST_CMP_USE_COPIED_CONTEXT
        @echo GIT_TEST_CMP_USE_COPIED_CONTEXT=YesPlease >>$@
 endif
+       @echo GETTEXT_POISON=\''$(subst ','\'',$(subst ','\'',$(GETTEXT_POISON)))'\' >>$@
 
 ### Detect Tck/Tk interpreter path changes
 ifndef NO_TCLTK
@@ -2314,6 +2341,7 @@ dist-doc:
 
 distclean: clean
        $(RM) configure
+       $(RM) po/git.pot
 
 clean:
        $(RM) *.o block-sha1/*.o ppc/*.o compat/*.o compat/*/*.o xdiff/*.o vcs-svn/*.o \

diff --git a/cache.h b/cache.h
index fad2117bf910a95f610f3f94f6f4f8a95ce8fa03..be6ce7237d4c2d8a6d708629985c3c058c236563 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -5,6 +5,7 @@
 #include "strbuf.h"
 #include "hash.h"
 #include "advice.h"
+#include "gettext.h"
 
 #include SHA1_HEADER
 #ifndef git_SHA_CTX

diff --git a/gettext.c b/gettext.c
new file mode 100644 (file)
index 0000000..ae5394a
--- /dev/null
+++ b/gettext.c
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2010 Ævar Arnfjörð Bjarmason
+ */
+
+#include "git-compat-util.h"
+#include "gettext.h"
+
+int use_gettext_poison(void)
+{
+       static int poison_requested = -1;
+       if (poison_requested == -1)
+               poison_requested = getenv("GIT_GETTEXT_POISON") ? 1 : 0;
+       return poison_requested;
+}

diff --git a/gettext.h b/gettext.h
new file mode 100644 (file)
index 0000000..1b253b7
--- /dev/null
+++ b/gettext.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2010-2011 Ævar Arnfjörð Bjarmason
+ *
+ * This is a skeleton no-op implementation of gettext for Git.
+ * You can replace it with something that uses libintl.h and wraps
+ * gettext() to try out the translations.
+ */
+
+#ifndef GETTEXT_H
+#define GETTEXT_H
+
+#if defined(_) || defined(Q_)
+#error "namespace conflict: '_' or 'Q_' is pre-defined?"
+#endif
+
+#define FORMAT_PRESERVING(n) __attribute__((format_arg(n)))
+
+#ifdef GETTEXT_POISON
+extern int use_gettext_poison(void);
+#else
+#define use_gettext_poison() 0
+#endif
+
+static inline FORMAT_PRESERVING(1) const char *_(const char *msgid)
+{
+       return use_gettext_poison() ? "# GETTEXT POISON #" : msgid;
+}
+
+static inline FORMAT_PRESERVING(1) FORMAT_PRESERVING(2)
+const char *Q_(const char *msgid, const char *plu, unsigned long n)
+{
+       if (use_gettext_poison())
+               return "# GETTEXT POISON #";
+       return n == 1 ? msgid : plu;
+}
+
+/* Mark msgid for translation but do not translate it. */
+#define N_(msgid) (msgid)
+
+#endif

diff --git a/po/.gitignore b/po/.gitignore
new file mode 100644 (file)
index 0000000..a242a86
--- /dev/null
+++ b/po/.gitignore
@@ -0,0 +1 @@
+/git.pot

diff --git a/t/test-lib.sh b/t/test-lib.sh
index 0fdc541a7cd7d6b694c4f4a3fd06b6cf21dc7380..f4c1e04e4f26ca38b57fc6c47b05cf92111107b6 100644 (file)
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -1079,6 +1079,15 @@ esac
 test -z "$NO_PERL" && test_set_prereq PERL
 test -z "$NO_PYTHON" && test_set_prereq PYTHON
 
+# Can we rely on git's output in the C locale?
+if test -n "$GETTEXT_POISON"
+then
+       GIT_GETTEXT_POISON=YesPlease
+       export GIT_GETTEXT_POISON
+else
+       test_set_prereq C_LOCALE_OUTPUT
+fi
+
 # test whether the filesystem supports symbolic links
 ln -s x y 2>/dev/null && test -h y 2>/dev/null && test_set_prereq SYMLINKS
 rm -f y