Show in the phpinfo() is the config is valid

This should close #39

4 files changed, 39 insertions, 2 deletions

diff --git a/src/php_snuffleupagus.h b/src/php_snuffleupagus.h
index cf50a10..d7c3e27 100644
--- a/src/php_snuffleupagus.h
+++ b/src/php_snuffleupagus.h
@@ -59,6 +59,7 @@ extern zend_module_entry snuffleupagus_module_entry;
 
 ZEND_BEGIN_MODULE_GLOBALS(snuffleupagus)
 sp_config config;
+bool is_config_valid;
 HashTable *disabled_functions_hook;
 HashTable *sp_internal_functions_hook;
 ZEND_END_MODULE_GLOBALS(snuffleupagus)
diff --git a/src/snuffleupagus.c b/src/snuffleupagus.c
index afbd725..b823a87 100644
--- a/src/snuffleupagus.c
+++ b/src/snuffleupagus.c
@@ -152,6 +152,8 @@ PHP_MINFO_FUNCTION(snuffleupagus) {
   php_info_print_table_start();
   php_info_print_table_row(2, "snuffleupagus support", "enabled");
   php_info_print_table_row(2, "Version", PHP_SNUFFLEUPAGUS_VERSION);
+  php_info_print_table_row(2, "Valid config",
+      (SNUFFLEUPAGUS_G(is_config_valid) == true)?"yes":"no");
   php_info_print_table_end();
   DISPLAY_INI_ENTRIES();
 }
@@ -167,14 +169,18 @@ static PHP_INI_MH(OnUpdateConfiguration) {
 
   config_file = strtok(new_value->val, ",");
   if (sp_parse_config(config_file) != SUCCESS) {
+      SNUFFLEUPAGUS_G(is_config_valid) = false;
     return FAILURE;
   }
   while ((config_file = strtok(NULL, ","))) {
     if (sp_parse_config(config_file) != SUCCESS) {
+      SNUFFLEUPAGUS_G(is_config_valid) = false;
       return FAILURE;
     }
   }
 
+  SNUFFLEUPAGUS_G(is_config_valid) = true;
+
   if (SNUFFLEUPAGUS_G(config).config_random->enable) {
     hook_rand();
   }
diff --git a/src/tests/broken_conf_shown_in_phpinfo.phpt b/src/tests/broken_conf_shown_in_phpinfo.phpt
new file mode 100644
index 0000000..61e9512
--- /dev/null
+++ b/src/tests/broken_conf_shown_in_phpinfo.phpt
@@ -0,0 +1,22 @@
+--TEST--
+Broken configuration
+--SKIPIF--
+<?php if (!extension_loaded("snuffleupagus")) print "skip"; ?>
+--INI--
+sp.configuration_file={PWD}/config/broken_config_regexp.ini
+--FILE--
+<?php
+ob_start();
+phpinfo();
+$info = ob_get_clean();
+ob_get_clean();
+if (strstr($info, 'Valid config => no') !== FALSE) {
+        echo "win";
+} else {
+        echo "lose";
+}
+?>
+--EXPECT--
+[snuffleupagus][0.0.0.0][config][error] Failed to compile '*.': nothing to repeat on line 1.
+[snuffleupagus][0.0.0.0][config][error] '.filename_r()' is expecting a valid regexp, and not '"*."' on line 1.
+win
diff --git a/src/tests/example_configuration.phpt b/src/tests/example_configuration.phpt
index b7fec48..74bdb49 100644
--- a/src/tests/example_configuration.phpt
+++ b/src/tests/example_configuration.phpt
@@ -6,7 +6,15 @@ Shipped configuration
 sp.configuration_file={PWD}/../../config/examples.ini
 --FILE--
 <?php 
-echo 0;
+ob_start();
+phpinfo();
+$info = ob_get_clean();
+ob_get_clean();
+if (strstr($info, 'Valid config => yes') !== FALSE) {
+        echo "win";
+} else {
+        echo "lose";
+}
 ?>
 --EXPECTF--
-0
+win