Signed-off-by: Nguyán ThÃi Ngác Duy <pclouds@xxxxxxxxx>
---
It's not perfect. "setup: " lines won't always appear. That can be
done once setup code is cleaned up a bit.
cache.h | 1 +
git.c | 36 ++++++++++++++++++++++++++++++++++++
trace.c | 11 +++++++++++
3 files changed, 48 insertions(+), 0 deletions(-)
diff --git a/cache.h b/cache.h
index 33decd9..d5ccf40 100644
--- a/cache.h
+++ b/cache.h
@@ -1058,6 +1058,7 @@ extern void *alloc_object_node(void);
extern void alloc_report(void);
/* trace.c */
+int has_trace_fd();
__attribute__((format (printf, 1, 2)))
extern void trace_printf(const char *format, ...);
__attribute__((format (printf, 2, 3)))
diff --git a/git.c b/git.c
index 50a1401..22ade18 100644
--- a/git.c
+++ b/git.c
@@ -244,6 +244,29 @@ struct cmd_struct {
int option;
};
+static const char *quote_crnl(const char *path)
+{
+ static char new_path[PATH_MAX];
+ const char *p2 = path;
+ char *p1 = new_path;
+
+ if (!path)
+ return NULL;
+
+ while (*p2) {
+ switch (*p2) {
+ case '\\': *p1++ = '\\'; *p1++ = '\\'; break;
+ case '\n': *p1++ = '\\'; *p1++ = 'n'; break;
+ case '\r': *p1++ = '\\'; *p1++ = 'r'; break;
+ default:
+ *p1++ = *p2;
+ }
+ p2++;
+ }
+ *p1 = '\0';
+ return new_path;
+}
+
static int run_builtin(struct cmd_struct *p, int argc, const char **argv)
{
int status, help;
@@ -264,6 +287,19 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv)
use_pager = check_pager_config(p->cmd);
if (use_pager == -1 && p->option & USE_PAGER)
use_pager = 1;
+
+ if ((p->option & (RUN_SETUP | RUN_SETUP_GENTLY)) &&
+ startup_info->have_repository && /* get_git_dir() may set up repo, avoid that */
+ has_trace_fd()) {
+ char cwd[PATH_MAX];
+ if (!getcwd(cwd, PATH_MAX))
+ die("Unable to get current working directory");
+
+ trace_printf("setup: git_dir: %s\n", quote_crnl(get_git_dir()));
+ trace_printf("setup: worktree: %s\n", quote_crnl(get_git_work_tree()));
+ trace_printf("setup: cwd: %s\n", quote_crnl(cwd));
+ trace_printf("setup: prefix: %s\n", quote_crnl(prefix));
+ }
}
commit_pager_choice();
diff --git a/trace.c b/trace.c
index 1e560cb..fbf7de0 100644
--- a/trace.c
+++ b/trace.c
@@ -29,6 +29,17 @@ void do_nothing(size_t unused)
{
}
+int has_trace_fd()
+{
+ char *trace = getenv("GIT_TRACE");
+
+ if (!trace || !strcmp(trace, "") ||
+ !strcmp(trace, "0") || !strcasecmp(trace, "false"))
+ return 0;
+
+ return 1;
+}
+
/* Get a trace file descriptor from GIT_TRACE env variable. */
static int get_trace_fd(int *need_close)
{
--
1.7.0.2.445.gcbdb3
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