trace2/tr2_cmd_name.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30

#include "cache.h"
#include "trace2/tr2_cmd_name.h"
 
#define TR2_ENVVAR_PARENT_NAME "GIT_TRACE2_PARENT_NAME"
 
static struct strbuf tr2cmdname_hierarchy = STRBUF_INIT;
 
void tr2_cmd_name_append_hierarchy(const char *name)
{
	const char *parent_name = getenv(TR2_ENVVAR_PARENT_NAME);
 
	strbuf_reset(&tr2cmdname_hierarchy);
	if (parent_name && *parent_name) {
		strbuf_addstr(&tr2cmdname_hierarchy, parent_name);
		strbuf_addch(&tr2cmdname_hierarchy, '/');
	}
	strbuf_addstr(&tr2cmdname_hierarchy, name);
 
	setenv(TR2_ENVVAR_PARENT_NAME, tr2cmdname_hierarchy.buf, 1);
}
 
const char *tr2_cmd_name_get_hierarchy(void)
{
	return tr2cmdname_hierarchy.buf;
}
 
void tr2_cmd_name_release(void)
{
	strbuf_release(&tr2cmdname_hierarchy);
}