Add snprintf wrapper for GCC 8.2/3

[collectd.git] / src / daemon / configfile.c

diff --git a/src/daemon/configfile.c b/src/daemon/configfile.c
index 8750bef..0dad59f 100644 (file)
--- a/src/daemon/configfile.c
+++ b/src/daemon/configfile.c
@@ -29,11 +29,11 @@
 
 #include "liboconfig/oconfig.h"
 
-#include "common.h"
 #include "configfile.h"
 #include "filter_chain.h"
 #include "plugin.h"
 #include "types_list.h"
+#include "utils/common/common.h"
 
 #if HAVE_WORDEXP_H
 #include <wordexp.h>
@@ -200,7 +200,7 @@ static int dispatch_global_option(const oconfig_item_t *ci) {
     return global_option_set(ci->key, ci->values[0].value.string, 0);
   else if (ci->values[0].type == OCONFIG_TYPE_NUMBER) {
     char tmp[128];
-    snprintf(tmp, sizeof(tmp), "%lf", ci->values[0].value.number);
+    ssnprintf(tmp, sizeof(tmp), "%lf", ci->values[0].value.number);
     return global_option_set(ci->key, tmp, 0);
   } else if (ci->values[0].type == OCONFIG_TYPE_BOOLEAN) {
     if (ci->values[0].value.boolean)
@@ -311,12 +311,12 @@ static int dispatch_value_plugin(const char *plugin, oconfig_item_t *ci) {
 
     if (ci->values[i].type == OCONFIG_TYPE_STRING)
       status =
-          snprintf(buffer_ptr, buffer_free, " %s", ci->values[i].value.string);
+          ssnprintf(buffer_ptr, buffer_free, " %s", ci->values[i].value.string);
     else if (ci->values[i].type == OCONFIG_TYPE_NUMBER)
       status =
-          snprintf(buffer_ptr, buffer_free, " %lf", ci->values[i].value.number);
+          ssnprintf(buffer_ptr, buffer_free, " %lf", ci->values[i].value.number);
     else if (ci->values[i].type == OCONFIG_TYPE_BOOLEAN)
-      status = snprintf(buffer_ptr, buffer_free, " %s",
+      status = ssnprintf(buffer_ptr, buffer_free, " %s",
                         ci->values[i].value.boolean ? "true" : "false");
 
     if ((status < 0) || (status >= buffer_free))
@@ -411,10 +411,12 @@ static int dispatch_block_plugin(oconfig_item_t *ci) {
   }
 
   /* Hm, no complex plugin found. Dispatch the values one by one */
-  for (int i = 0; i < ci->children_num; i++) {
-    if (ci->children[i].children == NULL)
-      dispatch_value_plugin(name, ci->children + i);
-    else {
+  for (int i = 0, ret = 0; i < ci->children_num; i++) {
+    if (ci->children[i].children == NULL) {
+      ret = dispatch_value_plugin(name, ci->children + i);
+      if (ret != 0)
+        return ret;
+    } else {
       WARNING("There is a `%s' block within the "
               "configuration for the %s plugin. "
               "The plugin either only expects "
@@ -664,7 +666,7 @@ static oconfig_item_t *cf_read_dir(const char *dir, const char *pattern,
     if ((de->d_name[0] == '.') || (de->d_name[0] == 0))
       continue;
 
-    status = snprintf(name, sizeof(name), "%s/%s", dir, de->d_name);
+    status = ssnprintf(name, sizeof(name), "%s/%s", dir, de->d_name);
     if ((status < 0) || ((size_t)status >= sizeof(name))) {
       ERROR("configfile: Not including `%s/%s' because its"
             " name is too long.",
@@ -1064,7 +1066,7 @@ int cf_util_get_string(const oconfig_item_t *ci, char **ret_string) /* {{{ */
 } /* }}} int cf_util_get_string */
 
 /* Assures the config option is a string and copies it to the provided buffer.
- * Assures null-termination. */
+ * Assures NUL-termination. */
 int cf_util_get_string_buffer(const oconfig_item_t *ci, char *buffer, /* {{{ */
                               size_t buffer_size) {
   if ((ci == NULL) || (buffer == NULL) || (buffer_size < 1))
@@ -1076,7 +1078,7 @@ int cf_util_get_string_buffer(const oconfig_item_t *ci, char *buffer, /* {{{ */
   }
 
   strncpy(buffer, ci->values[0].value.string, buffer_size);
-  buffer[buffer_size - 1] = 0;
+  buffer[buffer_size - 1] = '\0';
 
   return 0;
 } /* }}} int cf_util_get_string_buffer */
@@ -1233,7 +1235,7 @@ int cf_util_get_service(const oconfig_item_t *ci, char **ret_string) /* {{{ */
     P_ERROR("cf_util_get_service: Out of memory.");
     return -1;
   }
-  snprintf(service, 6, "%i", port);
+  ssnprintf(service, 6, "%i", port);
 
   sfree(*ret_string);
   *ret_string = service;