200 lines
4.3 KiB
C
200 lines
4.3 KiB
C
/* error.c --- error message handling
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*
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* Copyright: N. Dessipris
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* Written on: 18/03/1991
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* Updated on: 9/7/92 KM
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* 20/12/2003 JC
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* - i18n added, domain now separate arg
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* 14/2/07
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* - lock around error buffer changes
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* 20/2/08
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* - lock around warnings and diagnostics too, why not
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*/
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/*
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This file is part of VIPS.
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VIPS is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif /*HAVE_CONFIG_H*/
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#include <vips/intl.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include <vips/vips.h>
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#include <vips/internal.h>
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#include <vips/buf.h>
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#include <vips/thread.h>
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#ifdef OS_WIN32
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#include <windows.h>
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#include <lmerr.h>
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#endif /*OS_WIN32*/
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#ifdef WITH_DMALLOC
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#include <dmalloc.h>
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#endif /*WITH_DMALLOC*/
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/* Make global array to keep the error message buffer.
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*/
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#define IM_MAX_ERROR (10240)
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static char im_error_text[IM_MAX_ERROR] = "";
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static VipsBuf im_error_buf = VIPS_BUF_STATIC( im_error_text );
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#define IM_DIAGNOSTICS "IM_DIAGNOSTICS"
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#define IM_WARNING "IM_WARNING"
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const char *
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im_error_buffer( void )
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{
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const char *msg;
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g_mutex_lock( im__global_lock );
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msg = vips_buf_all( &im_error_buf );
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g_mutex_unlock( im__global_lock );
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return( msg );
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}
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void
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im_verror( const char *domain, const char *fmt, va_list ap )
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{
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g_mutex_lock( im__global_lock );
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vips_buf_appendf( &im_error_buf, "%s: ", domain );
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vips_buf_vappendf( &im_error_buf, fmt, ap );
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vips_buf_appends( &im_error_buf, "\n" );
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g_mutex_unlock( im__global_lock );
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}
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void
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im_error( const char *domain, const char *fmt, ... )
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{
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va_list ap;
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va_start( ap, fmt );
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im_verror( domain, fmt, ap );
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va_end( ap );
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}
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void
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im_verror_system( int err, const char *domain, const char *fmt, va_list ap )
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{
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im_verror( domain, fmt, ap );
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#ifdef OS_WIN32
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{
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char *buf;
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if( FormatMessageA(
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FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_IGNORE_INSERTS |
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FORMAT_MESSAGE_FROM_SYSTEM,
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NULL,
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err,
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MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ),
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(LPSTR) &buf, 0, NULL ) ) {
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im_error( _( "windows error" ), "%s", buf );
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LocalFree( buf );
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}
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}
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#else /*OS_WIN32*/
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{
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char *buf;
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buf = g_locale_to_utf8( strerror( err ), -1, NULL, NULL, NULL );
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im_error( _( "unix error" ), "%s", buf );
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g_free( buf );
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}
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#endif /*OS_WIN32*/
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}
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void
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im_error_system( int err, const char *domain, const char *fmt, ... )
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{
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va_list ap;
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va_start( ap, fmt );
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im_verror_system( err, domain, fmt, ap );
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va_end( ap );
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}
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void
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im_error_clear( void )
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{
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g_mutex_lock( im__global_lock );
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vips_buf_rewind( &im_error_buf );
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g_mutex_unlock( im__global_lock );
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}
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void
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im_vdiag( const char *domain, const char *fmt, va_list ap )
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{
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if( !g_getenv( IM_DIAGNOSTICS ) ) {
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g_mutex_lock( im__global_lock );
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(void) fprintf( stderr, _( "%s: " ), _( "vips diagnostic" ) );
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(void) fprintf( stderr, _( "%s: " ), domain );
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(void) vfprintf( stderr, fmt, ap );
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(void) fprintf( stderr, "\n" );
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g_mutex_unlock( im__global_lock );
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}
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}
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void
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im_diag( const char *domain, const char *fmt, ... )
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{
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va_list ap;
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va_start( ap, fmt );
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im_vdiag( domain, fmt, ap );
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va_end( ap );
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}
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void
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im_vwarn( const char *domain, const char *fmt, va_list ap )
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{
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if( !g_getenv( IM_WARNING ) ) {
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g_mutex_lock( im__global_lock );
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(void) fprintf( stderr, _( "%s: " ), _( "vips warning" ) );
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(void) fprintf( stderr, _( "%s: " ), domain );
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(void) vfprintf( stderr, fmt, ap );
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(void) fprintf( stderr, "\n" );
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g_mutex_unlock( im__global_lock );
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}
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}
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void
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im_warn( const char *domain, const char *fmt, ... )
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{
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va_list ap;
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va_start( ap, fmt );
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im_vwarn( domain, fmt, ap );
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va_end( ap );
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}
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