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/** BEGIN COPYRIGHT BLOCK
* Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
* Copyright (C) 2005 Red Hat, Inc.
* All rights reserved.
* END COPYRIGHT BLOCK **/
#include "collate.h"
#include "config.h"
#include <stdio.h>
#include <string.h>
#include "slap.h"
#define MAXARGS 16
static char *
strtok_quote( char *line, char *sep )
{
int inquote;
char *tmp, *d;
static char *next;
if ( line != NULL ) {
next = line;
}
while ( *next && strchr( sep, *next ) ) {
next++;
}
if ( *next == '\0' ) {
next = NULL;
return( NULL );
}
d = tmp = next;
for ( inquote = 0; *next; next++ ) {
switch ( *next ) {
case '"':
if ( inquote ) {
inquote = 0;
} else {
inquote = 1;
}
break;
#ifndef _WIN32
case '\\':
*d++ = *++next;
break;
#endif
default:
if ( ! inquote ) {
if ( strchr( sep, *next ) != NULL ) {
*d++ = '\0';
next++;
return( tmp );
}
}
*d++ = *next;
break;
}
}
*d = '\0';
return( tmp );
}
static void
fp_parse_line(
char *line,
int *argcp,
char **argv
)
{
char * token;
*argcp = 0;
for ( token = strtok_quote( line, " \t" ); token != NULL;
token = strtok_quote( NULL, " \t" ) ) {
if ( *argcp == MAXARGS ) {
LDAPDebug( LDAP_DEBUG_ANY, "Too many tokens (max %d)\n",
MAXARGS, 0, 0 );
exit( 1 );
}
argv[(*argcp)++] = token;
}
argv[*argcp] = NULL;
}
static char buf[BUFSIZ];
static char *line;
static int lmax, lcur;
static void
fp_getline_init( int *lineno )
{
*lineno = -1;
buf[0] = '\0';
}
#define CATLINE( buf ) { \
int len; \
len = strlen( buf ); \
while ( lcur + len + 1 > lmax ) { \
lmax += BUFSIZ; \
line = (char *) slapi_ch_realloc( line, lmax ); \
} \
strcpy( line + lcur, buf ); \
lcur += len; \
}
static char *
fp_getline( FILE *fp, int *lineno )
{
char *p;
lcur = 0;
CATLINE( buf );
(*lineno)++;
/* hack attack - keeps us from having to keep a stack of bufs... */
if ( strncasecmp( line, "include", 7 ) == 0 ) {
buf[0] = '\0';
return( line );
}
while ( fgets( buf, sizeof(buf), fp ) != NULL ) {
if ( (p = strchr( buf, '\n' )) != NULL ) {
*p = '\0';
}
if ( ! isspace( buf[0] ) ) {
return( line );
}
CATLINE( buf );
(*lineno)++;
}
buf[0] = '\0';
return( line[0] ? line : NULL );
}
void
collation_read_config( char *fname )
{
FILE* fp;
char* line;
int cargc;
char* cargv[MAXARGS];
int lineno;
fp = fopen( fname, "r" );
if ( fp == NULL ) {
LDAPDebug( LDAP_DEBUG_ANY,
"could not open config file \"%s\" - absolute path?\n",
fname, 0, 0 );
return; /* Do not exit */
}
LDAPDebug( LDAP_DEBUG_CONFIG, "reading config file %s\n", fname, 0, 0 );
fp_getline_init( &lineno );
while ( (line = fp_getline( fp, &lineno )) != NULL ) {
/* skip comments and blank lines */
if ( line[0] == '#' || line[0] == '\0' ) {
continue;
}
LDAPDebug( LDAP_DEBUG_CONFIG, "line %d: %s\n", lineno, line, 0 );
fp_parse_line( line, &cargc, cargv );
if ( cargc < 1 ) {
LDAPDebug( LDAP_DEBUG_ANY,
"%s: line %d: bad config line (ignored)\n",
fname, lineno, 0 );
continue;
}
collation_config (cargc, cargv, fname, lineno);
}
fclose(fp);
}
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