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Commitfc19373

Browse files
author
Michael Meskes
committed
Fixed incorrect memory management.
1 parent2720c57 commitfc19373

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1 file changed

+19
-19
lines changed

1 file changed

+19
-19
lines changed

‎src/interfaces/ecpg/ecpglib/execute.c‎

Lines changed: 19 additions & 19 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/execute.c,v 1.86 2009/08/07 10:51:20 meskes Exp $ */
1+
/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/execute.c,v 1.87 2009/09/03 10:24:48 meskes Exp $ */
22

33
/*
44
* The aim is to get a simpler inteface to the database routines.
@@ -469,8 +469,8 @@ ecpg_store_input(const int lineno, const bool force_indicator, const struct vari
469469
char*newcopy=NULL;
470470

471471
/*
472-
* arrays are not possible unless the attribute is an array too FIXME: we
473-
* do not know if the attribute is an array here
472+
* arrays are not possible unless the attribute is an array too
473+
*FIXME: wedo not know if the attribute is an array here
474474
*/
475475
#if0
476476
if (var->arrsize>1&&...)
@@ -818,6 +818,9 @@ ecpg_store_input(const int lineno, const bool force_indicator, const struct vari
818818

819819
if (var->arrsize>1)
820820
{
821+
if (!(mallocedval=ecpg_strdup("array [",lineno)))
822+
return false;
823+
821824
for (element=0;element<var->arrsize;element++)
822825
{
823826
nval=PGTYPESnumeric_new();
@@ -833,15 +836,12 @@ ecpg_store_input(const int lineno, const bool force_indicator, const struct vari
833836
slen=strlen(str);
834837
PGTYPESnumeric_free(nval);
835838

836-
if (!(mallocedval=ecpg_realloc(mallocedval,strlen(mallocedval)+slen+sizeof("array [] "),lineno)))
839+
if (!(mallocedval=ecpg_realloc(mallocedval,strlen(mallocedval)+slen+2,lineno)))
837840
{
838841
ecpg_free(str);
839842
return false;
840843
}
841844

842-
if (!element)
843-
strcpy(mallocedval,"array [");
844-
845845
strncpy(mallocedval+strlen(mallocedval),str,slen+1);
846846
strcpy(mallocedval+strlen(mallocedval),",");
847847
ecpg_free(str);
@@ -885,22 +885,22 @@ ecpg_store_input(const int lineno, const bool force_indicator, const struct vari
885885

886886
if (var->arrsize>1)
887887
{
888+
if (!(mallocedval=ecpg_strdup("array [",lineno)))
889+
return false;
890+
888891
for (element=0;element<var->arrsize;element++)
889892
{
890893
str=quote_postgres(PGTYPESinterval_to_asc((interval*) ((var+var->offset*element)->value)),quote,lineno);
891894
if (!str)
892895
return false;
893896
slen=strlen(str);
894897

895-
if (!(mallocedval=ecpg_realloc(mallocedval,strlen(mallocedval)+slen+sizeof("array [],interval "),lineno)))
898+
if (!(mallocedval=ecpg_realloc(mallocedval,strlen(mallocedval)+slen+2,lineno)))
896899
{
897900
ecpg_free(str);
898901
return false;
899902
}
900903

901-
if (!element)
902-
strcpy(mallocedval,"array [");
903-
904904
strncpy(mallocedval+strlen(mallocedval),str,slen+1);
905905
strcpy(mallocedval+strlen(mallocedval),",");
906906
ecpg_free(str);
@@ -936,22 +936,22 @@ ecpg_store_input(const int lineno, const bool force_indicator, const struct vari
936936

937937
if (var->arrsize>1)
938938
{
939+
if (!(mallocedval=ecpg_strdup("array [",lineno)))
940+
return false;
941+
939942
for (element=0;element<var->arrsize;element++)
940943
{
941944
str=quote_postgres(PGTYPESdate_to_asc(*(date*) ((var+var->offset*element)->value)),quote,lineno);
942945
if (!str)
943946
return false;
944947
slen=strlen(str);
945948

946-
if (!(mallocedval=ecpg_realloc(mallocedval,strlen(mallocedval)+slen+sizeof("array [],date "),lineno)))
949+
if (!(mallocedval=ecpg_realloc(mallocedval,strlen(mallocedval)+slen+2,lineno)))
947950
{
948951
ecpg_free(str);
949952
return false;
950953
}
951954

952-
if (!element)
953-
strcpy(mallocedval,"array [");
954-
955955
strncpy(mallocedval+strlen(mallocedval),str,slen+1);
956956
strcpy(mallocedval+strlen(mallocedval),",");
957957
ecpg_free(str);
@@ -987,6 +987,9 @@ ecpg_store_input(const int lineno, const bool force_indicator, const struct vari
987987

988988
if (var->arrsize>1)
989989
{
990+
if (!(mallocedval=ecpg_strdup("array [",lineno)))
991+
return false;
992+
990993
for (element=0;element<var->arrsize;element++)
991994
{
992995
str=quote_postgres(PGTYPEStimestamp_to_asc(*(timestamp*) ((var+var->offset*element)->value)),quote,lineno);
@@ -995,15 +998,12 @@ ecpg_store_input(const int lineno, const bool force_indicator, const struct vari
995998

996999
slen=strlen(str);
9971000

998-
if (!(mallocedval=ecpg_realloc(mallocedval,strlen(mallocedval)+slen+sizeof("array [], timestamp "),lineno)))
1001+
if (!(mallocedval=ecpg_realloc(mallocedval,strlen(mallocedval)+slen+2,lineno)))
9991002
{
10001003
ecpg_free(str);
10011004
return false;
10021005
}
10031006

1004-
if (!element)
1005-
strcpy(mallocedval,"array [");
1006-
10071007
strncpy(mallocedval+strlen(mallocedval),str,slen+1);
10081008
strcpy(mallocedval+strlen(mallocedval),",");
10091009
ecpg_free(str);

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