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Merge branch 'jc/am-i-v-fix' into maint

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The "v(iew)" subcommand of the interactive "git am -i" command was
broken in 2.6.0 timeframe when the command was rewritten in C.

* jc/am-i-v-fix:
  am -i: fix "v"iew
  pager: factor out a helper to prepare a child process to run the pager
  pager: lose a separate argv[]
This commit is contained in:
Junio C Hamano 2016-03-10 11:13:40 -08:00
commit 28eec80b60
3 changed files with 15 additions and 9 deletions
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2
builtin/am.c
View File

@ -1821,7 +1821,7 @@ static int do_interactive(struct am_state *state)
if (!pager)
pager = "cat";
argv_array_push(&cp.args, pager);
prepare_pager_args(&cp, pager);
argv_array_push(&cp.args, am_path(state, "patch"));
run_command(&cp);
}

3
cache.h
View File

@ -228,7 +228,9 @@ struct cache_entry {
#error "CE_EXTENDED_FLAGS out of range"
#endif
/* Forward structure decls */
struct pathspec;
struct child_process;
/*
* Copy the sha1 and stat state of a cache entry from one to
@ -1679,6 +1681,7 @@ extern int pager_use_color;
extern int term_columns(void);
extern int decimal_width(uintmax_t);
extern int check_pager_config(const char *cmd);
extern void prepare_pager_args(struct child_process *, const char *pager);
extern const char *editor_program;
extern const char *askpass_program;

19
pager.c
View File

@ -11,7 +11,6 @@
* something different on Windows.
*/
static const char *pager_argv[] = { NULL, NULL };
static struct child_process pager_process = CHILD_PROCESS_INIT;
static void wait_for_pager(int in_signal)
@ -64,6 +63,16 @@ const char *git_pager(int stdout_is_tty)
return pager;
}
void prepare_pager_args(struct child_process *pager_process, const char *pager)
{
argv_array_push(&pager_process->args, pager);
pager_process->use_shell = 1;
if (!getenv("LESS"))
argv_array_push(&pager_process->env_array, "LESS=FRX");
if (!getenv("LV"))
argv_array_push(&pager_process->env_array, "LV=-c");
}
void setup_pager(void)
{
const char *pager = git_pager(isatty(1));
@ -80,14 +89,8 @@ void setup_pager(void)
setenv("GIT_PAGER_IN_USE", "true", 1);
/* spawn the pager */
pager_argv[0] = pager;
pager_process.use_shell = 1;
pager_process.argv = pager_argv;
prepare_pager_args(&pager_process, pager);
pager_process.in = -1;
if (!getenv("LESS"))
argv_array_push(&pager_process.env_array, "LESS=FRX");
if (!getenv("LV"))
argv_array_push(&pager_process.env_array, "LV=-c");
argv_array_push(&pager_process.env_array, "GIT_PAGER_IN_USE");
if (start_command(&pager_process))
return;