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8ff2bccee3
suffix, to distinguish them from doubles. Make some function declarations
and definitions use the "const" qualifier for arguments consistently.
Ignore warning 4102 ("unreferenced label"), because such warnings
are always emitted by bison-generated code. Patch from Magnus Hagander.
76 lines
1.2 KiB
C
76 lines
1.2 KiB
C
/*
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* This file is in the public domain, so clarified as of
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* 1996-06-05 by Arthur David Olson (arthur_david_olson@nih.gov).
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*
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* IDENTIFICATION
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* $PostgreSQL: pgsql/src/timezone/ialloc.c,v 1.8 2007/01/26 17:45:42 neilc Exp $
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*/
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#include "postgres.h"
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#include "private.h"
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#define nonzero(n) (((n) == 0) ? 1 : (n))
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char *
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imalloc(int n)
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{
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return malloc((size_t) nonzero(n));
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}
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char *
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icalloc(int nelem, int elsize)
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{
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if (nelem == 0 || elsize == 0)
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nelem = elsize = 1;
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return calloc((size_t) nelem, (size_t) elsize);
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}
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void *
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irealloc(void *pointer, int size)
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{
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if (pointer == NULL)
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return imalloc(size);
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return realloc((void *) pointer, (size_t) nonzero(size));
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}
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char *
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icatalloc(char *old, const char *new)
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{
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char *result;
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int oldsize,
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newsize;
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newsize = (new == NULL) ? 0 : strlen(new);
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if (old == NULL)
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oldsize = 0;
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else if (newsize == 0)
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return old;
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else
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oldsize = strlen(old);
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if ((result = irealloc(old, oldsize + newsize + 1)) != NULL)
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if (new != NULL)
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(void) strcpy(result + oldsize, new);
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return result;
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}
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char *
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icpyalloc(const char *string)
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{
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return icatalloc((char *) NULL, string);
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}
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void
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ifree(char *p)
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{
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if (p != NULL)
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(void) free(p);
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}
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void
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icfree(char *p)
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{
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if (p != NULL)
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(void) free(p);
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}
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