replace malloc/strncpy by strdup

add \0 to the end of several strncpy strings
add missing free
fix error string rendering :... makes no sense here

git-svn-id: svn://svn.oetiker.ch/rrdtool/branches/1.2/program@937 a5681a0c-68f1-0310-ab6d-d61299d08faa

diff --git a/src/rrd_update.c b/src/rrd_update.c
index 9d7d251..0f32121 100644 (file)
--- a/src/rrd_update.c
+++ b/src/rrd_update.c
@@ -266,6 +266,7 @@ _rrd_update(char *filename, char *tmplt, int argc, char **argv,
     unsigned long    rrd_filesize;
 #endif
 
+
     rpnstack_init(&rpnstack);
 
     /* need at least 1 arguments: data. */
@@ -427,7 +428,7 @@ _rrd_update(char *filename, char *tmplt, int argc, char **argv,
 #endif
     /* loop through the arguments. */
     for(arg_i=0; arg_i<argc;arg_i++) {
-       char *stepper = malloc((strlen(argv[arg_i])+1)*sizeof(char));
+       char *stepper = strdup(argv[arg_i]);
         char *step_start = stepper;
        char *p;
        char *parsetime_error = NULL;
@@ -435,6 +436,7 @@ _rrd_update(char *filename, char *tmplt, int argc, char **argv,
        struct rrd_time_value ds_tv;
         if (stepper == NULL){
                 rrd_set_error("failed duplication argv entry");
+               free(step_start);
                 free(updvals);
                 free(pdp_temp);  
                 free(tmpl_idx);
@@ -448,7 +450,6 @@ _rrd_update(char *filename, char *tmplt, int argc, char **argv,
        /* initialize all ds input to unknown except the first one
            which has always got to be set */
        for(ii=1;ii<=rrd.stat_head->ds_cnt;ii++) updvals[ii] = "U";
-       strcpy(stepper,argv[arg_i]);
        updvals[0]=stepper;
        /* separate all ds elements; first must be examined separately
           due to alternate time syntax */
@@ -461,7 +462,7 @@ _rrd_update(char *filename, char *tmplt, int argc, char **argv,
            *p = '\0';
            stepper = p+1;
        } else {
-           rrd_set_error("expected timestamp not found in data source from %s:...",
+           rrd_set_error("expected timestamp not found in data source from %s",
                          argv[arg_i]);
            free(step_start);
            break;
@@ -480,7 +481,7 @@ _rrd_update(char *filename, char *tmplt, int argc, char **argv,
        }
 
        if (ii != tmpl_cnt-1) {
-           rrd_set_error("expected %lu data source readings (got %lu) from %s:...",
+           rrd_set_error("expected %lu data source readings (got %lu) from %s",
                          tmpl_cnt-1, ii, argv[arg_i]);
            free(step_start);
            break;
@@ -592,6 +593,7 @@ _rrd_update(char *filename, char *tmplt, int argc, char **argv,
            if(rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt < interval 
                && ( dst_idx == DST_COUNTER || dst_idx == DST_DERIVE)){
                strncpy(rrd.pdp_prep[i].last_ds,"U",LAST_DS_LEN-1);
+               rrd.pdp_prep[i].last_ds[LAST_DS_LEN-1]='\0';
            }
 
            /* NOTE: DST_CDEF should never enter this if block, because