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header.h

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00001 /*-------------------------------------------------------------------------
00002  *
00003  * header.h
00004  *      Replacement header file for Snowball stemmer modules
00005  *
00006  * The Snowball stemmer modules do #include "header.h", and think they
00007  * are including snowball/libstemmer/header.h.  We adjust the CPPFLAGS
00008  * so that this file is found instead, and thereby we can modify the
00009  * headers they see.  The main point here is to ensure that pg_config.h
00010  * is included before any system headers such as <stdio.h>; without that,
00011  * we have portability issues on some platforms due to variation in
00012  * largefile options across different modules in the backend.
00013  *
00014  * NOTE: this file should not be included into any non-snowball sources!
00015  *
00016  * Portions Copyright (c) 1996-2013, PostgreSQL Global Development Group
00017  *
00018  * src/include/snowball/header.h
00019  *
00020  *-------------------------------------------------------------------------
00021  */
00022 #ifndef SNOWBALL_HEADR_H
00023 #define SNOWBALL_HEADR_H
00024 
00025 #include "postgres.h"
00026 
00027 /* Some platforms define MAXINT and/or MININT, causing conflicts */
00028 #ifdef MAXINT
00029 #undef MAXINT
00030 #endif
00031 #ifdef MININT
00032 #undef MININT
00033 #endif
00034 
00035 /* Now we can include the original Snowball header.h */
00036 #include "snowball/libstemmer/header.h" /* pgrminclude ignore */
00037 
00038 /*
00039  * Redefine standard memory allocation interface to pgsql's one.
00040  * This allows us to control where the Snowball code allocates stuff.
00041  */
00042 #ifdef malloc
00043 #undef malloc
00044 #endif
00045 #define malloc(a)       palloc(a)
00046 
00047 #ifdef calloc
00048 #undef calloc
00049 #endif
00050 #define calloc(a,b)     palloc0((a) * (b))
00051 
00052 #ifdef realloc
00053 #undef realloc
00054 #endif
00055 #define realloc(a,b)    repalloc(a,b)
00056 
00057 #ifdef free
00058 #undef free
00059 #endif
00060 #define free(a)         pfree(a)
00061 
00062 #endif   /* SNOWBALL_HEADR_H */