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util: Split out exec_dir from os_find_datadir

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With this change, main() calls qemu_init_exec_dir and uses argv[0] to
init exec_dir. The saved value can be retrieved with
qemu_get_exec_dir later. It will be reused by module loading.

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Fam Zheng 2014-02-10 14:48:51 +08:00 • committed by Paolo Bonzini
parent 46eef33b89
commit 10f5bff622
10 changed files with 108 additions and 56 deletions
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21
os-win32.c
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@ -84,26 +84,9 @@ void os_setup_early_signal_handling(void)
}
/* Look for support files in the same directory as the executable. */
char *os_find_datadir(const char *argv0)
char *os_find_datadir(void)
{
char *p;
char buf[MAX_PATH];
DWORD len;
len = GetModuleFileName(NULL, buf, sizeof(buf) - 1);
if (len == 0) {
return NULL;
}
buf[len] = 0;
p = buf + len - 1;
while (p != buf && *p != '\\')
p--;
*p = 0;
if (access(buf, R_OK) == 0) {
return g_strdup(buf);
}
return NULL;
return qemu_get_exec_dir();
}
void os_set_line_buffering(void)