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Add mention of why malloc() has to be used in snprintf.c.

This commit is contained in:
Bruce Momjian 2005-03-20 13:54:53 +00:00
parent 8c72526fe9
commit 683f60da3d
1 changed files with 2 additions and 1 deletions
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3
src/port/snprintf.c
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@ -62,7 +62,7 @@
* causing nasty effects. * causing nasty effects.
**************************************************************/ **************************************************************/
/*static char _id[] = "$PostgreSQL: pgsql/src/port/snprintf.c,v 1.25 2005/03/20 03:53:39 momjian Exp $";*/ /*static char _id[] = "$PostgreSQL: pgsql/src/port/snprintf.c,v 1.26 2005/03/20 13:54:53 momjian Exp $";*/
static void dopr(char *buffer, const char *format, va_list args, char *end); static void dopr(char *buffer, const char *format, va_list args, char *end);
@ -225,6 +225,7 @@ dopr(char *buffer, const char *format, va_list args, char *end)
if (*p == '%') /* counts %% as two, so overcounts */ if (*p == '%') /* counts %% as two, so overcounts */
percents++; percents++;
/* Need to use malloc() because memory system might not be started yet. */
if ((fmtpar = malloc(sizeof(struct fmtpar) * percents)) == NULL) if ((fmtpar = malloc(sizeof(struct fmtpar) * percents)) == NULL)
{ {
fprintf(stderr, _("out of memory\n")); fprintf(stderr, _("out of memory\n"));