X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fprocesses.c;h=5bacd5bd5e3d6b40e3bd39cb91f5c84e95bda4c3;hb=edd9af8a874ebc9f2a7f02846807229a648917db;hp=03b44b58d740b0359a8e9dfb876cd6095117dcf1;hpb=12f249b209d7fa31e3a9d53315e47a2342463e0f;p=collectd.git

diff --git a/src/processes.c b/src/processes.c
index 03b44b58..5bacd5bd 100644
--- a/src/processes.c
+++ b/src/processes.c
@@ -128,7 +128,13 @@
 #  undef SAVE_FOB_64
 #endif
 
+# include <sys/user.h>
 # include <dirent.h>
+
+#ifndef MAXCOMLEN
+#  define MAXCOMLEN 16
+#endif
+
 /* #endif KERNEL_SOLARIS */
 
 #else
@@ -538,6 +544,12 @@ static int ps_config (oconfig_item_t *ci)
 {
 	int i;
 
+#if KERNEL_LINUX
+	const size_t max_procname_len = 15;
+#elif KERNEL_SOLARIS || KERNEL_FREEBSD
+	const size_t max_procname_len = MAXCOMLEN -1;
+#endif
+
 	for (i = 0; i < ci->children_num; ++i) {
 		oconfig_item_t *c = ci->children + i;
 
@@ -558,6 +570,15 @@ static int ps_config (oconfig_item_t *ci)
 						c->children_num, c->values[0].value.string);
 			}
 
+#if KERNEL_LINUX || KERNEL_SOLARIS || KERNEL_FREEBSD
+			if (strlen (c->values[0].value.string) > max_procname_len) {
+				WARNING ("processes plugin: this platform has a %zu character limit "
+						"to process names. The `Process \"%s\"' option will "
+						"not work as expected.",
+						max_procname_len, c->values[0].value.string);
+			}
+#endif
+
 			ps_list_register (c->values[0].value.string, NULL);
 		}
 		else if (strcasecmp (c->key, "ProcessMatch") == 0)