Signed-off-by: Felipe Contreras <[email protected]>
---
Notes:
With this support, third parties would be able to write scripts more easily
and
access libgit facilities.
Also, it could help developers by allowing easier prototyping
git ruby > actual <<EOF &&
for_each_ref() do |name, sha1, flags|
puts "%s: %s" % [name, sha1_to_hex(sha1)]
end
.gitignore | 1 +
Makefile | 19 ++++++++++++++++++-
git-rb-setup.rb | 11 +++++++++++
ruby.c | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
t/t10000-ruby.sh | 42 ++++++++++++++++++++++++++++++++++++++++++
5 files changed, 128 insertions(+), 1 deletion(-)
create mode 100644 git-rb-setup.rb
create mode 100644 ruby.c
create mode 100755 t/t10000-ruby.sh
diff --git a/.gitignore b/.gitignore
index 6b1fd1b..51b04be 100644
--- a/.gitignore
+++ b/.gitignore
@@ -139,6 +139,7 @@
/git-rev-parse
/git-revert
/git-rm
+/git-ruby
/git-send-email
/git-send-pack
/git-sh-i18n
diff --git a/Makefile b/Makefile
index 3588ca1..2fdee15 100644
--- a/Makefile
+++ b/Makefile
@@ -491,6 +491,8 @@ SCRIPT_PERL += git-svn.perl
SCRIPT_PYTHON += git-remote-testpy.py
SCRIPT_PYTHON += git-p4.py
+SCRIPT_RUBY += git-rb-setup.rb
+
NO_INSTALL += git-remote-testgit
NO_INSTALL += git-remote-testpy
@@ -502,6 +504,7 @@ SCRIPT_PYTHON_GEN = $(patsubst %.py,%,$(SCRIPT_PYTHON))
SCRIPT_SH_INS = $(filter-out $(NO_INSTALL),$(SCRIPT_SH_GEN))
SCRIPT_PERL_INS = $(filter-out $(NO_INSTALL),$(SCRIPT_PERL_GEN))
SCRIPT_PYTHON_INS = $(filter-out $(NO_INSTALL),$(SCRIPT_PYTHON_GEN))
+SCRIPT_RUBY_INS = $(filter-out $(NO_INSTALL),$(SCRIPT_RUBY))
# Individual rules to allow e.g.
# "make -C ../.. SCRIPT_PERL=contrib/foo/bar.perl build-perl-script"
@@ -511,13 +514,15 @@ build-perl-script: $(SCRIPT_PERL_GEN)
build-sh-script: $(SCRIPT_SH_GEN)
build-python-script: $(SCRIPT_PYTHON_GEN)
-.PHONY: install-perl-script install-sh-script install-python-script
+.PHONY: install-perl-script install-sh-script install-python-script
install-ruby-script
install-sh-script: $(SCRIPT_SH_INS)
$(INSTALL) $^ '$(DESTDIR_SQ)$(gitexec_instdir_SQ)'
install-perl-script: $(SCRIPT_PERL_INS)
$(INSTALL) $^ '$(DESTDIR_SQ)$(gitexec_instdir_SQ)'
install-python-script: $(SCRIPT_PYTHON_INS)
$(INSTALL) $^ '$(DESTDIR_SQ)$(gitexec_instdir_SQ)'
+install-ruby-script: $(SCRIPT_RUBY_INS)
+ $(INSTALL) $^ '$(DESTDIR_SQ)$(gitexec_instdir_SQ)'
.PHONY: clean-perl-script clean-sh-script clean-python-script
clean-sh-script:
@@ -530,6 +535,7 @@ clean-python-script:
SCRIPTS = $(SCRIPT_SH_INS) \
$(SCRIPT_PERL_INS) \
$(SCRIPT_PYTHON_INS) \
+ $(SCRIPT_RUBY_INS) \
git-instaweb
ETAGS_TARGET = TAGS
@@ -1502,6 +1508,12 @@ ifneq (,$(XDL_FAST_HASH))
BASIC_CFLAGS += -DXDL_FAST_HASH
endif
+ifndef NO_RUBY
+ RUBY_LIBS = $(shell pkg-config --libs ruby-2.0)
+ RUBY_CFLAGS = $(shell pkg-config --cflags ruby-2.0)
+ PROGRAM_OBJS += ruby.o
+endif
+
ifeq ($(TCLTK_PATH),)
NO_TCLTK = NoThanks
endif
@@ -2059,6 +2071,11 @@ git-http-push$X: revision.o http.o http-push.o
GIT-LDFLAGS $(GITLIBS)
$(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
$(LIBS) $(CURL_LIBCURL) $(EXPAT_LIBEXPAT)
+git-ruby$X: BASIC_CFLAGS += $(RUBY_CFLAGS)
+git-ruby$X: ruby.o GIT-LDFLAGS $(GITLIBS)
+ $(QUIET_LINK)$(CC) $(ALL_CFLAGS) $(RUBY_CFLAGS) -o $@ $(ALL_LDFLAGS)
$(filter %.o,$^) \
+ $(LIBS) $(RUBY_LIBS)
+
git-remote-testsvn$X: remote-testsvn.o GIT-LDFLAGS $(GITLIBS) $(VCSSVN_LIB)
$(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^)
$(LIBS) \
$(VCSSVN_LIB)
diff --git a/git-rb-setup.rb b/git-rb-setup.rb
new file mode 100644
index 0000000..969278a
--- /dev/null
+++ b/git-rb-setup.rb
@@ -0,0 +1,11 @@
+#!/usr/bin/env ruby
+
+def die(*args)
+ fmt = args.shift
+ $stderr.printf("fatal: %s\n" % fmt, *args)
+ exit 128
+end
+
+def sha1_to_hex(sha1)
+ sha1.unpack('H*').first
+end
diff --git a/ruby.c b/ruby.c
new file mode 100644
index 0000000..ee6a0e7
--- /dev/null
+++ b/ruby.c
@@ -0,0 +1,56 @@
+#include "cache.h"
+#include "exec_cmd.h"
+#include "refs.h"
+
+#undef NORETURN
+#undef PATH_SEP
+
+#include <ruby.h>
+
+static inline VALUE sha1_to_str(const unsigned char *sha1)
+{
+ return rb_str_new((const char *)sha1, 20);
+}
+
+static int for_each_ref_fn(const char *refname, const unsigned char *sha1, int
flags, void *cb_data)
+{
+ VALUE r;
+ r = rb_yield_values(3, rb_str_new2(refname), sha1_to_str(sha1),
INT2FIX(flags));
+ return r == Qfalse;
+}
+
+static VALUE git_rb_for_each_ref(void)
+{
+ int r;
+ r = for_each_ref(for_each_ref_fn, NULL);
+ return INT2FIX(r);
+}
+
+static void git_ruby_init(void)
+{
+ rb_define_global_function("for_each_ref", git_rb_for_each_ref, 0);
+}
+
+static int run_ruby_command(const char *cmd, int argc, const char **argv)
+{
+ static char buf[PATH_MAX + 1];
+ void *node;
+ struct stat st;
+
+ ruby_init();
+ git_ruby_init();
+
+ node = ruby_options(argc, (char **)argv);
+
+ ruby_script(cmd);
+ snprintf(buf, PATH_MAX, "%s/%s", git_exec_path(), "git-rb-setup.rb");
+ if (!stat(buf, &st))
+ rb_load(rb_str_new2(buf), 0);
+
+ return ruby_run_node(node);
+}
+
+int main(int argc, const char **argv)
+{
+ return run_ruby_command(argv[1], argc, argv);
+}
diff --git a/t/t10000-ruby.sh b/t/t10000-ruby.sh
new file mode 100755
index 0000000..eb03706
--- /dev/null
+++ b/t/t10000-ruby.sh
@@ -0,0 +1,42 @@
+#!/bin/sh
+#
+# Copyright (c) 2013 Felipe Contreras
+#
+
+test_description='test ruby support'
+
+. ./test-lib.sh
+
+test_expect_success 'basic support' '
+ git ruby > actual <<-EOF &&
+ puts "hello world"
+ EOF
+ echo "hello world" > expected &&
+ test_cmp expected actual
+'
+
+test_expect_success 'argument passing' '
+ cat > script <<-"EOF" &&
+ p($0)
+ p(ARGV)
+ EOF
+ git ruby script foo bar > actual &&
+ cat > expected <<-EOF &&
+ "script"
+ ["foo", "bar"]
+ EOF
+ test_cmp expected actual
+'
+
+test_expect_success 'test for_each_ref()' '
+ test_commit foo &&
+ git ruby > actual <<-EOF &&
+ for_each_ref() do |name, sha1, flags|
+ puts "%s: %s" % [name, sha1_to_hex(sha1)]
+ end
+ EOF
+ git for-each-ref --format="%(refname): %(objectname)" > expected &&
+ test_cmp expected actual
+'
+
+test_done
--
1.8.4-fc
--
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