dev: Bind python scripts to script name

This revises the library init script so that it checks whether the
program is run by a python executable (python, python2 or python3) and
announces the script name instead of the python interpreter. This
enables binding python scripts.

Signed-off-by: Dimitri Staessens <dimitri.staessens@ugent.be>
Signed-off-by: Sander Vrijders <sander.vrijders@ugent.be>

1 files changed, 13 insertions, 0 deletions

diff --git a/src/lib/dev.c b/src/lib/dev.c
index e216baab..11ab645d 100644
--- a/src/lib/dev.c
+++ b/src/lib/dev.c
@@ -595,6 +595,16 @@ static int flow_init(int       port_id,
         return fd;
 }
 
+static bool check_python(char * str)
+{
+        if (!strcmp(path_strip(str), "python") ||
+            !strcmp(path_strip(str), "python2") ||
+            !strcmp(path_strip(str), "python3"))
+                return true;
+
+        return false;
+}
+
 __attribute__((constructor)) static void init(int     argc,
                                               char ** argv,
                                               char ** envp)
@@ -608,6 +618,9 @@ __attribute__((constructor)) static void init(int     argc,
 
         assert(ai.ap_name == NULL);
 
+        if (check_python(argv[0]))
+                ap_name = argv[1];
+
         ai.api = getpid();
 
         ai.fds = bmp_create(AP_MAX_FLOWS - AP_RES_FDS, AP_RES_FDS);