systemd-bootchart: relicense to LGPLv2.1+

[elogind.git] / src / bootchart / bootchart.c

diff --git a/src/bootchart/bootchart.c b/src/bootchart/bootchart.c
index 3d77bab129f5565c7bdb0f38fdcd027a78b81b0f..6b9252dbb982043de65983ce76c85e369b9519a5 100644 (file)
--- a/src/bootchart/bootchart.c
+++ b/src/bootchart/bootchart.c
@@ -1,17 +1,24 @@
-/*
- * bootchart.c
- *
- * Copyright (C) 2009-2012 Intel Coproration
- *
- * Authors:
- *   Auke Kok <auke-jan.h.kok@intel.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; version 2
- * of the License.
- */
+/***
+  bootchart.c - This file is part of systemd-bootchart
 
+  Copyright (C) 2009-2013 Intel Coproration
+
+  Authors:
+    Auke Kok <auke-jan.h.kok@intel.com>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+ ***/
 
 #include <sys/time.h>
 #include <sys/types.h>
@@ -28,6 +35,7 @@
 
 
 #include "bootchart.h"
+#include "util.h"
 
 double graph_start;
 double log_start;
@@ -74,13 +82,11 @@ int main(int argc, char *argv[])
         struct ps_struct *ps;
         char output_file[PATH_MAX];
         char datestr[200];
-        time_t t;
+        time_t t = 0;
         FILE *f;
         int gind;
         int i;
 
-        memset(&t, 0, sizeof(time_t));
-
         rlim.rlim_cur = 4096;
         rlim.rlim_max = 4096;
         (void) setrlimit(RLIMIT_NOFILE, &rlim);
@@ -109,25 +115,25 @@ int main(int argc, char *argv[])
 
                         // todo: filter leading/trailing whitespace
 
-                        if (!strcmp(key, "samples"))
+                        if (streq(key, "samples"))
                                 len = atoi(val);
-                        if (!strcmp(key, "freq"))
+                        if (streq(key, "freq"))
                                 hz = atof(val);
-                        if (!strcmp(key, "rel"))
+                        if (streq(key, "rel"))
                                 relative = atoi(val);
-                        if (!strcmp(key, "filter"))
+                        if (streq(key, "filter"))
                                 filter = atoi(val);
-                        if (!strcmp(key, "pss"))
+                        if (streq(key, "pss"))
                                 pss = atoi(val);
-                        if (!strcmp(key, "output"))
+                        if (streq(key, "output"))
                                 strncpy(output_path, val, PATH_MAX - 1);
-                        if (!strcmp(key, "init"))
+                        if (streq(key, "init"))
                                 strncpy(init_path, val, PATH_MAX - 1);
-                        if (!strcmp(key, "scale_x"))
+                        if (streq(key, "scale_x"))
                                 scale_x = atof(val);
-                        if (!strcmp(key, "scale_y"))
+                        if (streq(key, "scale_y"))
                                 scale_y = atof(val);
-                        if (!strcmp(key, "entropy"))
+                        if (streq(key, "entropy"))
                                 entropy = atoi(val);
                 }
                 fclose(f);
@@ -231,12 +237,11 @@ int main(int argc, char *argv[])
         }
 
         /* start with empty ps LL */
-        ps_first = malloc(sizeof(struct ps_struct));
+        ps_first = calloc(1, sizeof(struct ps_struct));
         if (!ps_first) {
-                perror("malloc(ps_struct)");
+                perror("calloc(ps_struct)");
                 exit(EXIT_FAILURE);
         }
-        memset(ps_first, 0, sizeof(struct ps_struct));
 
         /* handle TERM/INT nicely */
         memset(&sig, 0, sizeof(struct sigaction));