tests: mock execv/execve

Learn to override the paths to the program to execute (vhost-user
helpers are executed to check for runtime capabilities).

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Cole Robinson <crobinso@redhat.com>
This commit is contained in:
Marc-André Lureau 2019-09-23 14:44:38 +04:00 committed by Cole Robinson
parent fc91a182d7
commit ddd40dba12

View File

@ -44,6 +44,8 @@ static FILE *(*real_fopen)(const char *path, const char *mode);
static int (*real_access)(const char *path, int mode);
static int (*real_mkdir)(const char *path, mode_t mode);
static DIR *(*real_opendir)(const char *path);
static int (*real_execv)(const char *path, char *const argv[]);
static int (*real_execve)(const char *path, char *const argv[], char *const envp[]);
static void init_syms(void)
{
@ -55,6 +57,8 @@ static void init_syms(void)
VIR_MOCK_REAL_INIT(mkdir);
VIR_MOCK_REAL_INIT(open);
VIR_MOCK_REAL_INIT(opendir);
VIR_MOCK_REAL_INIT(execv);
VIR_MOCK_REAL_INIT(execve);
}
@ -191,4 +195,22 @@ DIR *opendir(const char *path)
return real_opendir(newpath ? newpath : path);
}
int execv(const char *path, char *const argv[])
{
VIR_AUTOFREE(char *) newpath = NULL;
PATH_OVERRIDE(newpath, path);
return real_execv(newpath ? newpath : path, argv);
}
int execve(const char *path, char *const argv[], char *const envp[])
{
VIR_AUTOFREE(char *) newpath = NULL;
PATH_OVERRIDE(newpath, path);
return real_execve(newpath ? newpath : path, argv, envp);
}
#endif