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-rw-r--r--plugins/pychrysa/pychrysa.c144
1 files changed, 134 insertions, 10 deletions
diff --git a/plugins/pychrysa/pychrysa.c b/plugins/pychrysa/pychrysa.c
index 1835b18..2b8202e 100644
--- a/plugins/pychrysa/pychrysa.c
+++ b/plugins/pychrysa/pychrysa.c
@@ -347,7 +347,6 @@ PyMODINIT_FUNC initpychrysa(void)
#include <pygobject.h>
-#include "../../revision.h"
@@ -368,9 +367,45 @@ PyMODINIT_FUNC initpychrysa(void)
+
+
+
+
+
+///////////////////////////
+
+
+#include <stdio.h>
+#include <stdbool.h>
+#include <string.h>
+#include <unistd.h>
+
+
+#include <config.h>
+#include <plugins/plugin-def.h>
+#include <plugins/plugin-int.h>
+
+
+#include "../../revision.h"
+
+
+
+
+
+
+DEFINE_CHRYSALIDE_ACTIVE_PLUGIN("PyChrysalide", "Provides bindings to Python", "0.1.0", PGA_ALL);
+
+
/* Fournit la version du programme global. */
static PyObject *py_chrysalide_version(PyObject *, PyObject *);
+/* Fournit la version du greffon pour Python. */
+static PyObject *py_chrysalide_mod_version(PyObject *, PyObject *);
+
+/* Détermine si l'interpréteur lancé est celui pris en compte. */
+static bool is_current_abi_suitable(void);
+
+
@@ -405,9 +440,90 @@ static PyObject *py_chrysalide_version(PyObject *self, PyObject *args)
}
+/******************************************************************************
+* *
+* Paramètres : self = NULL car méthode statique. *
+* args = non utilisé ici. *
+* *
+* Description : Fournit la version du greffon pour Python. *
+* *
+* Retour : Numéro de révision. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+static PyObject *py_chrysalide_mod_version(PyObject *self, PyObject *args)
+{
+ char version[16];
+ snprintf(version, sizeof(version), "%s", _chrysalide_plugin.version);
+ return PyUnicode_FromString(version);
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : - *
+* *
+* Description : Détermine si l'interpréteur lancé est celui pris en compte. *
+* *
+* Retour : true si l'exécution peut se poursuivre, false sinon. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool is_current_abi_suitable(void)
+{
+ bool result;
+ int fds[2];
+ int ret;
+ char cmds[128];
+ char content[64];
+ ssize_t got;
+
+#define GRAB_ABI_FLAGS_IN_PYTHON \
+ "import sys" "\n" \
+ "import os" "\n" \
+ "os.write(%d, bytes(sys.abiflags, 'UTF-8'))" "\n"
+
+ result = false;
+
+ ret = pipe(fds);
+ if (ret == -1)
+ {
+ perror("pipe()");
+ return false;
+ }
+
+ snprintf(cmds, sizeof(cmds), GRAB_ABI_FLAGS_IN_PYTHON, fds[1]);
+
+ ret = PyRun_SimpleString(cmds);
+ if (ret != 0) goto icas_exit;
+
+ got = read(fds[0], content, sizeof(content));
+ if (got < 0)
+ {
+ perror("read()");
+ goto icas_exit;
+ }
+
+ content[got] = '\0';
+
+ result = (strcmp(content, LIBPYTHON_ABI_FLAGS) == 0);
+
+ icas_exit:
+
+ if (!result)
+ PyErr_SetString(PyExc_SystemError, "the ABI flags of the current interpreter do not match " \
+ "the ones of the Python library used during the module compilation.");
+
+ return result;
+
+}
/******************************************************************************
@@ -434,7 +550,7 @@ PyMODINIT_FUNC PyInit_pychrysalide(void)
METH_NOARGS,
"Provide the revision number of Chrysalide."
},
- { "python", py_chrysalide_version,
+ { "mod_version", py_chrysalide_mod_version,
METH_NOARGS,
"Provide the revision number of Chrysalide module for Python."
},
@@ -457,18 +573,24 @@ PyMODINIT_FUNC PyInit_pychrysalide(void)
// TODO : à bouger !
- init_all_processors();
- init_all_formats();
+ //init_all_processors();
+ //init_all_formats();
+ if (!is_current_abi_suitable())
+ return NULL;
+
if (pygobject_init(-1, -1, -1) == NULL)
+ {
+ PyErr_SetString(PyExc_SystemError, "unable to init GObject in Python.");
return NULL;
+ }
if (!load_all_basic_components())
+ {
+ PyErr_SetString(PyExc_SystemError, "unable to load all basic components.");
return NULL;
-
-
-
+ }
/**
* Pour une raison non identifiée, si le module n'est pas préchargé,
@@ -487,9 +609,11 @@ PyMODINIT_FUNC PyInit_pychrysalide(void)
status &= add_core_module_to_python_module(result);
status &= add_glibext_module_to_python_module(result);
- printf("status :: %d\n", status);
-
- /* TODO : if !status... */
+ if (!status)
+ {
+ PyErr_SetString(PyExc_SystemError, "fail to load all PyChrysalide components.");
+ return NULL;
+ }
return result;