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Teach git var about GIT_PAGER

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Expose the command found by setup_pager() for scripts to use.
Scripts can use this to avoid repeating the logic to look for a
proper pager in each command.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jonathan Nieder
2009-10-30 20:41:27 -05:00
committed by Junio C Hamano
parent 44fcb4977c
commit 6361824589
4 changed files with 32 additions and 3 deletions
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18
pager.c
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@@ -44,12 +44,14 @@ static void wait_for_pager_signal(int signo)
raise(signo);
}
void setup_pager(void)
const char *git_pager(void)
{
const char *pager = getenv("GIT_PAGER");
const char *pager;
if (!isatty(1))
return;
return NULL;
pager = getenv("GIT_PAGER");
if (!pager) {
if (!pager_program)
git_config(git_default_config, NULL);
@@ -60,6 +62,16 @@ void setup_pager(void)
if (!pager)
pager = "less";
else if (!*pager || !strcmp(pager, "cat"))
pager = NULL;
return pager;
}
void setup_pager(void)
{
const char *pager = git_pager();
if (!pager)
return;
spawned_pager = 1; /* means we are emitting to terminal */