stringinfo_mb.h File Reference

#include "lib/stringinfo.h"

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Functions
void	appendStringInfoStringQuoted (StringInfo str, const char *s, int maxlen)

Function Documentation

appendStringInfoStringQuoted()

void appendStringInfoStringQuoted	(	StringInfo	str,
		const char *	s,
		int	maxlen
	)

Definition at line 34 of file stringinfo_mb.c.

{
    char       *copy = NULL;
    const char *chunk_search_start,
               *chunk_copy_start,
               *chunk_end;
    int         slen;
    bool        ellipsis;
 
    Assert(str != NULL);
 
    slen = strlen(s);
    if (maxlen >= 0 && maxlen < slen)
    {
        int         finallen = pg_mbcliplen(s, slen, maxlen);
 
        copy = pnstrdup(s, finallen);
        chunk_search_start = copy;
        chunk_copy_start = copy;
 
        ellipsis = true;
    }
    else
    {
        chunk_search_start = s;
        chunk_copy_start = s;
 
        ellipsis = false;
    }
 
    appendStringInfoCharMacro(str, '\'');
 
    while ((chunk_end = strchr(chunk_search_start, '\'')) != NULL)
    {
        /* copy including the found delimiting ' */
        appendBinaryStringInfoNT(str,
                                 chunk_copy_start,
                                 chunk_end - chunk_copy_start + 1);
 
        /* in order to double it, include this ' into the next chunk as well */
        chunk_copy_start = chunk_end;
        chunk_search_start = chunk_end + 1;
    }
 
    /* copy the last chunk and terminate */
    if (ellipsis)
        appendStringInfo(str, "%s...'", chunk_copy_start);
    else
        appendStringInfo(str, "%s'", chunk_copy_start);
 
    if (copy)
        pfree(copy);
}

References appendBinaryStringInfoNT(), appendStringInfo(), appendStringInfoCharMacro, Assert, pfree(), pg_mbcliplen(), pnstrdup(), and str.

Referenced by bind_param_error_callback(), BuildParamLogString(), format_expr_params(), and format_preparedparamsdata().