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authorJunio C Hamano <gitster@pobox.com>2011-11-29 12:29:48 -0800
committerJunio C Hamano <gitster@pobox.com>2011-11-29 12:30:02 -0800
commit0c5e70f041bfda8b3899d13694a9093b41fafa19 (patch)
tree326606059b3d2eea2d44cfa39c9946e10d005e24
parentf6667c5ee8148af28cc97049695f60f5105b3061 (diff)
downloadgit-jc/signed-commit.tar.gz
gpg-interface: allow use of a custom GPG binaryjc/signed-commit
Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--Documentation/config.txt11
-rw-r--r--Documentation/git-tag.txt8
-rw-r--r--gpg-interface.c11
3 files changed, 24 insertions, 6 deletions
diff --git a/Documentation/config.txt b/Documentation/config.txt
index b30c7e6278..094c1c9de3 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -1094,6 +1094,17 @@ grep.lineNumber::
grep.extendedRegexp::
If set to true, enable '--extended-regexp' option by default.
+gpg.program::
+ Use this custom program instead of "gpg" found on $PATH when
+ making or verifying a PGP signature. The program must support the
+ same command line interface as GPG, namely, to verify a detached
+ signature, "gpg --verify $file - <$signature" is run, and the
+ program is expected to signal a good signature by exiting with
+ code 0, and to generate an ascii-armored detached signature, the
+ standard input of "gpg -bsau $key" is fed with the contents to be
+ signed, and the program is expected to send the result to its
+ standard output.
+
gui.commitmsgwidth::
Defines how wide the commit message window is in the
linkgit:git-gui[1]. "75" is the default.
diff --git a/Documentation/git-tag.txt b/Documentation/git-tag.txt
index c83cb13de6..74fc7e006f 100644
--- a/Documentation/git-tag.txt
+++ b/Documentation/git-tag.txt
@@ -38,7 +38,9 @@ created (i.e. a lightweight tag).
A GnuPG signed tag object will be created when `-s` or `-u
<key-id>` is used. When `-u <key-id>` is not used, the
committer identity for the current user is used to find the
-GnuPG key for signing.
+GnuPG key for signing. The configuration variable `gpg.program`
+is used to specify custom GnuPG binary.
+
OPTIONS
-------
@@ -48,11 +50,11 @@ OPTIONS
-s::
--sign::
- Make a GPG-signed tag, using the default e-mail address's key
+ Make a GPG-signed tag, using the default e-mail address's key.
-u <key-id>::
--local-user=<key-id>::
- Make a GPG-signed tag, using the given key
+ Make a GPG-signed tag, using the given key.
-f::
--force::
diff --git a/gpg-interface.c b/gpg-interface.c
index ff232c8c5d..18630ff8da 100644
--- a/gpg-interface.c
+++ b/gpg-interface.c
@@ -5,6 +5,7 @@
#include "sigchain.h"
static char *configured_signing_key;
+static const char *gpg_program = "gpg";
void set_signing_key(const char *key)
{
@@ -15,9 +16,12 @@ void set_signing_key(const char *key)
int git_gpg_config(const char *var, const char *value, void *cb)
{
if (!strcmp(var, "user.signingkey")) {
+ set_signing_key(value);
+ }
+ if (!strcmp(var, "gpg.program")) {
if (!value)
return config_error_nonbool(var);
- set_signing_key(value);
+ gpg_program = xstrdup(value);
}
return 0;
}
@@ -46,7 +50,7 @@ int sign_buffer(struct strbuf *buffer, struct strbuf *signature, const char *sig
gpg.argv = args;
gpg.in = -1;
gpg.out = -1;
- args[0] = "gpg";
+ args[0] = gpg_program;
args[1] = "-bsau";
args[2] = signing_key;
args[3] = NULL;
@@ -101,10 +105,11 @@ int verify_signed_buffer(const char *payload, size_t payload_size,
struct strbuf *gpg_output)
{
struct child_process gpg;
- const char *args_gpg[] = {"gpg", "--verify", "FILE", "-", NULL};
+ const char *args_gpg[] = {NULL, "--verify", "FILE", "-", NULL};
char path[PATH_MAX];
int fd, ret;
+ args_gpg[0] = gpg_program;
fd = git_mkstemp(path, PATH_MAX, ".git_vtag_tmpXXXXXX");
if (fd < 0)
return error("could not create temporary file '%s': %s",