[libvirt] [PATCH 18/19] tests: mock execv/execve

marcandre.lureau at redhat.com marcandre.lureau at redhat.com
Wed Jun 5 10:31:16 UTC 2019


From: Marc-André Lureau <marcandre.lureau at redhat.com>

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 at redhat.com>
---
 tests/virfilewrapper.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/tests/virfilewrapper.c b/tests/virfilewrapper.c
index 067cb30657..c12d2a9cb4 100644
--- a/tests/virfilewrapper.c
+++ b/tests/virfilewrapper.c
@@ -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);
 }
 
 
@@ -186,4 +190,22 @@ 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
-- 
2.22.0.rc2.384.g1a9a72ea1d




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