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Refactor sprintf calls with computed format strings into multiple calls with 

constant format strings, so that the compiler can more easily check the
formats for correctness.
This commit is contained in:
Peter Eisentraut 2010-06-16 00:54:16 +00:00
parent 24cb6ab9af
commit 418e1d82fd
2 changed files with 22 additions and 9 deletions
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9
src/backend/postmaster/postmaster.c
View File

@ -37,7 +37,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.611 2010/06/03 21:02:11 petere Exp $
* $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.612 2010/06/16 00:54:16 petere Exp $
*
* NOTES
*
@ -3381,9 +3381,10 @@ BackendInitialize(Port *port)
(errmsg_internal("pg_getnameinfo_all() failed: %s",
gai_strerror(ret))));
}
snprintf(remote_ps_data, sizeof(remote_ps_data),
remote_port[0] == '\0' ? "%s" : "%s(%s)",
remote_host, remote_port);
if (remote_port[0] == '\0')
snprintf(remote_ps_data, sizeof(remote_ps_data), "%s", remote_host);
else
snprintf(remote_ps_data, sizeof(remote_ps_data), "%s(%s)", remote_host, remote_port);
if (Log_connections)
{

22
src/interfaces/ecpg/pgtypeslib/dt_common.c
View File

@ -1,4 +1,4 @@
/* $PostgreSQL: pgsql/src/interfaces/ecpg/pgtypeslib/dt_common.c,v 1.53 2010/05/09 02:15:59 tgl Exp $ */
/* $PostgreSQL: pgsql/src/interfaces/ecpg/pgtypeslib/dt_common.c,v 1.54 2010/06/16 00:54:16 petere Exp $ */
#include "postgres_fe.h"
@ -815,7 +815,10 @@ EncodeDateTime(struct tm * tm, fsec_t fsec, int *tzp, char **tzn, int style, cha
{
hour = -(*tzp / SECS_PER_HOUR);
min = (abs(*tzp) / MINS_PER_HOUR) % MINS_PER_HOUR;
sprintf(str + strlen(str), (min != 0) ? "%+03d:%02d" : "%+03d", hour, min);
if (min != 0)
sprintf(str + strlen(str), "%+03d:%02d", hour, min);
else
sprintf(str + strlen(str), "%+03d", hour);
}
break;
@ -869,7 +872,10 @@ EncodeDateTime(struct tm * tm, fsec_t fsec, int *tzp, char **tzn, int style, cha
{
hour = -(*tzp / SECS_PER_HOUR);
min = (abs(*tzp) / MINS_PER_HOUR) % MINS_PER_HOUR;
sprintf(str + strlen(str), (min != 0) ? "%+03d:%02d" : "%+03d", hour, min);
if (min != 0)
sprintf(str + strlen(str), "%+03d:%02d", hour, min);
else
sprintf(str + strlen(str), "%+03d", hour);
}
}
break;
@ -915,7 +921,10 @@ EncodeDateTime(struct tm * tm, fsec_t fsec, int *tzp, char **tzn, int style, cha
{
hour = -(*tzp / SECS_PER_HOUR);
min = (abs(*tzp) / MINS_PER_HOUR) % MINS_PER_HOUR;
sprintf(str + strlen(str), (min != 0) ? "%+03d:%02d" : "%+03d", hour, min);
if (min != 0)
sprintf(str + strlen(str), "%+03d:%02d", hour, min);
else
sprintf(str + strlen(str), "%+03d", hour);
}
}
break;
@ -977,7 +986,10 @@ EncodeDateTime(struct tm * tm, fsec_t fsec, int *tzp, char **tzn, int style, cha
*/
hour = -(*tzp / SECS_PER_HOUR);
min = (abs(*tzp) / MINS_PER_HOUR) % MINS_PER_HOUR;
sprintf(str + strlen(str), (min != 0) ? " %+03d:%02d" : " %+03d", hour, min);
if (min != 0)
sprintf(str + strlen(str), " %+03d:%02d", hour, min);
else
sprintf(str + strlen(str), " %+03d", hour);
}
}
break;