[PATCH] help: introduce man.viewer = eman

[Ramkumar Ramachandra <artagnon@gmail.com>]

Corresponding to woman.

Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com>
---
 Documentation/git-help.txt |  3 +++
 builtin/help.c             | 11 ++++++++---
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/Documentation/git-help.txt b/Documentation/git-help.txt
index b21e9d7..0cb4c46 100644
--- a/Documentation/git-help.txt
+++ b/Documentation/git-help.txt
@@ -104,6 +104,9 @@ The 'man.viewer' config variable will be checked if the 'man' format
 is chosen. The following values are currently supported:
 
 * "man": use the 'man' program as usual,
+* "eman": use 'emacsclient' to launch the "man" mode in emacs
+(this only works starting with emacsclient versions 22), on systems
+with man,
 * "woman": use 'emacsclient' to launch the "woman" mode in emacs
 (this only works starting with emacsclient versions 22),
 * "konqueror": use 'kfmclient' to open the man page in a new konqueror
diff --git a/builtin/help.c b/builtin/help.c
index 062957f..7cb44e0 100644
--- a/builtin/help.c
+++ b/builtin/help.c
@@ -120,7 +120,7 @@ static int check_emacsclient_version(void)
 	return 0;
 }
 
-static void exec_woman_emacs(const char *path, const char *page)
+static void exec_woman_emacs(const char *path, const char *page, int eman)
 {
 	if (!check_emacsclient_version()) {
 		/* This works only with emacsclient version >= 22. */
@@ -128,7 +128,10 @@ static void exec_woman_emacs(const char *path, const char *page)
 
 		if (!path)
 			path = "emacsclient";
-		strbuf_addf(&man_page, "(woman \"%s\")", page);
+		if (eman)
+			strbuf_addf(&man_page, "(man \"%s\")", page);
+		else
+			strbuf_addf(&man_page, "(woman \"%s\")", page);
 		execlp(path, "emacsclient", "-e", man_page.buf, (char *)NULL);
 		warning(_("failed to exec '%s': %s"), path, strerror(errno));
 	}
@@ -341,8 +344,10 @@ static void exec_viewer(const char *name, const char *page)
 
 	if (!strcasecmp(name, "man"))
 		exec_man_man(info, page);
+	else if (!strcasecmp(name, "eman"))
+		exec_woman_emacs(info, page, 1);
 	else if (!strcasecmp(name, "woman"))
-		exec_woman_emacs(info, page);
+		exec_woman_emacs(info, page, 0);
 	else if (!strcasecmp(name, "konqueror"))
 		exec_man_konqueror(info, page);
 	else if (info)
-- 
1.8.3.1.487.g3e7a5b4.dirty