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If pnstrdup is going to be promoted to a generally available function, 

it ought to conform to the rest of palloc.h in using Size for sizes.
This commit is contained in:
Tom Lane 2008-06-28 16:45:22 +00:00
parent dcc2334736
commit 4a8d573cda
2 changed files with 19 additions and 16 deletions
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29
src/backend/utils/mmgr/mcxt.c
View File

@ -14,7 +14,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/mmgr/mcxt.c,v 1.64 2008/06/18 18:42:54 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/mmgr/mcxt.c,v 1.65 2008/06/28 16:45:22 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -624,18 +624,6 @@ repalloc(void *pointer, Size size)
pointer, size);
}
/* Like pstrdup(), but append null byte */
char *
pnstrdup(const char *in, int len)
{
char *out = palloc(len + 1);
memcpy(out, in, len);
out[len] = '\0';
return out;
}
/*
* MemoryContextSwitchTo
* Returns the current context; installs the given context.
@ -676,6 +664,21 @@ MemoryContextStrdup(MemoryContext context, const char *string)
return nstr;
}
/*
* pnstrdup
* Like pstrdup(), but append null byte to a
* not-necessarily-null-terminated input string.
*/
char *
pnstrdup(const char *in, Size len)
{
char *out = palloc(len + 1);
memcpy(out, in, len);
out[len] = '\0';
return out;
}
#if defined(WIN32) || defined(__CYGWIN__)
/*

6
src/include/utils/palloc.h
View File

@ -21,7 +21,7 @@
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/utils/palloc.h,v 1.39 2008/06/18 18:42:54 momjian Exp $
* $PostgreSQL: pgsql/src/include/utils/palloc.h,v 1.40 2008/06/28 16:45:22 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -70,8 +70,6 @@ extern void pfree(void *pointer);
extern void *repalloc(void *pointer, Size size);
extern char *pnstrdup(const char *in, int len);
/*
* MemoryContextSwitchTo can't be a macro in standard C compilers.
* But we can make it an inline function when using GCC.
@ -99,6 +97,8 @@ extern char *MemoryContextStrdup(MemoryContext context, const char *string);
#define pstrdup(str) MemoryContextStrdup(CurrentMemoryContext, (str))
extern char *pnstrdup(const char *in, Size len);
#if defined(WIN32) || defined(__CYGWIN__)
extern void *pgport_palloc(Size sz);
extern char *pgport_pstrdup(const char *str);