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Another round of cppcheck nitpicks.

Browse Source 
The call was (from the top-level of the FreeType tree):

  cppcheck --force \
           --enable=all \
           -I /usr/include \
           -I /usr/local/include \
           -I /usr/lib/gcc/i586-suse-linux/4.7/include \
           -I include \
           -I include/freetype \
           -I include/freetype/config \
           -I include/freetype/internal \
           -DFT2_BUILD_LIBRARY \
           . &> cppcheck.log

using cppcheck git commit f7e93f99.

Note that cppcheck still can't handle `#include FOO' (with `FOO' a
macro).

*/* Improve variable scopes.
*/* Remove redundant initializations which get overwritten.

* src/gxvalid/*: Comment out redundant code or guard it with
FT_DEBUG_LEVEL_TRACE.
This commit is contained in:
Werner Lemberg 2013-08-01 12:20:20 +02:00
parent 72f5ff5bbb
commit e8ed2d621e
22 changed files with 128 additions and 81 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
ChangeLog
View File

@ -1,3 +1,32 @@
2013-08-01 Werner Lemberg <wl@gnu.org>
Another round of cppcheck nitpicks.
The call was (from the top-level of the FreeType tree):
cppcheck --force \
--enable=all \
-I /usr/include \
-I /usr/local/include \
-I /usr/lib/gcc/i586-suse-linux/4.7/include \
-I include \
-I include/freetype \
-I include/freetype/config \
-I include/freetype/internal \
-DFT2_BUILD_LIBRARY \
. &> cppcheck.log
using cppcheck git commit f7e93f99.
Note that cppcheck still can't handle `#include FOO' (with `FOO' a
macro).
*/* Improve variable scopes.
*/* Remove redundant initializations which get overwritten.
* src/gxvalid/*: Comment out redundant code or guard it with
FT_DEBUG_LEVEL_TRACE.
2013-07-30 Werner Lemberg <wl@gnu.org>
[autofit] Introduce `writing systems'.
@ -723,7 +752,7 @@
*/* Improve variable scopes.
*/* Remove redundant initializations which get overwritten.
* src/base/ftmac.c ,builds/mac/ftmac.c (count_faces_scalable):
* src/base/ftmac.c, builds/mac/ftmac.c (count_faces_scalable):
Remove unused variable.
* src/base/ftdbgmem.c (ft_mem_table_destroy): `table' can't be zero.

1
builds/mac/ftmac.c
View File

@ -1392,7 +1392,6 @@ typedef short ResourceIndex;
if ( !pathname )
return FT_THROW( Invalid_Argument );
error = FT_Err_Ok;
*aface = NULL;
/* try resourcefork based font: LWFN, FFIL */

62
src/base/ftglyph.c
View File

@ -424,15 +424,16 @@
FT_Matrix* matrix,
FT_Vector* delta )
{
const FT_Glyph_Class* clazz;
FT_Error error = FT_Err_Ok;
FT_Error error = FT_Err_Ok;
if ( !glyph || !glyph->clazz )
error = FT_THROW( Invalid_Argument );
else
{
clazz = glyph->clazz;
const FT_Glyph_Class* clazz = glyph->clazz;
if ( clazz->glyph_transform )
{
/* transform glyph image */
@ -466,38 +467,33 @@
if ( !glyph || !glyph->clazz )
return;
else
clazz = glyph->clazz;
if ( !clazz->glyph_bbox )
return;
/* retrieve bbox in 26.6 coordinates */
clazz->glyph_bbox( glyph, acbox );
/* perform grid fitting if needed */
if ( bbox_mode == FT_GLYPH_BBOX_GRIDFIT ||
bbox_mode == FT_GLYPH_BBOX_PIXELS )
{
clazz = glyph->clazz;
if ( !clazz->glyph_bbox )
return;
else
{
/* retrieve bbox in 26.6 coordinates */
clazz->glyph_bbox( glyph, acbox );
/* perform grid fitting if needed */
if ( bbox_mode == FT_GLYPH_BBOX_GRIDFIT ||
bbox_mode == FT_GLYPH_BBOX_PIXELS )
{
acbox->xMin = FT_PIX_FLOOR( acbox->xMin );
acbox->yMin = FT_PIX_FLOOR( acbox->yMin );
acbox->xMax = FT_PIX_CEIL( acbox->xMax );
acbox->yMax = FT_PIX_CEIL( acbox->yMax );
}
/* convert to integer pixels if needed */
if ( bbox_mode == FT_GLYPH_BBOX_TRUNCATE ||
bbox_mode == FT_GLYPH_BBOX_PIXELS )
{
acbox->xMin >>= 6;
acbox->yMin >>= 6;
acbox->xMax >>= 6;
acbox->yMax >>= 6;
}
}
acbox->xMin = FT_PIX_FLOOR( acbox->xMin );
acbox->yMin = FT_PIX_FLOOR( acbox->yMin );
acbox->xMax = FT_PIX_CEIL( acbox->xMax );
acbox->yMax = FT_PIX_CEIL( acbox->yMax );
}
/* convert to integer pixels if needed */
if ( bbox_mode == FT_GLYPH_BBOX_TRUNCATE ||
bbox_mode == FT_GLYPH_BBOX_PIXELS )
{
acbox->xMin >>= 6;
acbox->yMin >>= 6;
acbox->xMax >>= 6;
acbox->yMax >>= 6;
}
return;
}

1
src/base/ftmac.c
View File

@ -963,7 +963,6 @@
if ( !pathname )
return FT_THROW( Invalid_Argument );
error = FT_Err_Ok;
*aface = NULL;
/* try resourcefork based font: LWFN, FFIL */

4
src/base/ftoutln.c
View File

@ -576,11 +576,13 @@
{
char* p = outline->tags + first;
char* q = outline->tags + last;
char swap;
while ( p < q )
{
char swap;
swap = *p;
*p = *q;
*q = swap;

4
src/base/ftpic.c
View File

@ -4,7 +4,7 @@
/* */
/* The FreeType position independent code services (body). */
/* */
/* Copyright 2009 by */
/* Copyright 2009, 2013 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@ -29,7 +29,7 @@
ft_pic_container_init( FT_Library library )
{
FT_PIC_Container* pic_container = &library->pic_container;
FT_Error error = FT_Err_Ok;
FT_Error error;
FT_MEM_SET( pic_container, 0, sizeof ( *pic_container ) );

2
src/cff/cf2blues.c
View File

@ -86,11 +86,13 @@
size_t i;
CF2_Fixed emBoxBottom, emBoxTop;
#if 0
CF2_Int unitsPerEm = font->unitsPerEm;
if ( unitsPerEm == 0 )
unitsPerEm = 1000;
#endif
FT_ZERO( blues );
blues->scale = font->innerTransform.d;

6
src/cid/cidload.c
View File

@ -150,8 +150,6 @@
cid_parse_font_matrix( CID_Face face,
CID_Parser* parser )
{
FT_Matrix* matrix;
FT_Vector* offset;
CID_FaceDict dict;
FT_Face root = (FT_Face)&face->root;
FT_Fixed temp[6];
@ -160,6 +158,10 @@
if ( parser->num_dict >= 0 && parser->num_dict < face->cid.num_dicts )
{
FT_Matrix* matrix;
FT_Vector* offset;
dict = face->cid.font_dicts + parser->num_dict;
matrix = &dict->font_matrix;
offset = &dict->font_offset;

8
src/gxvalid/gxvcommn.c
View File

@ -1288,7 +1288,9 @@
valid );
else
{
#if 0
maxState = 1; /* 0:start of text, 1:start of line are predefined */
#endif
maxEntry = 0;
}
@ -1621,8 +1623,10 @@
gxv_LookupTable_validate( table + classTable,
table + classTable + classTable_length,
valid );
#if 0
if ( valid->subtable_length < classTable_length )
classTable_length = valid->subtable_length;
#endif
}
else
{
@ -1641,7 +1645,9 @@
valid );
else
{
#if 0
maxState = 1; /* 0:start of text, 1:start of line are predefined */
#endif
maxEntry = 0;
}
@ -1727,6 +1733,7 @@
odtect->range[j].start,
odtect->range[j].length ) )
{
#ifdef FT_DEBUG_LEVEL_TRACE
if ( odtect->range[i].name || odtect->range[j].name )
GXV_TRACE(( "found overlap between range %d and range %d\n",
i, j ));
@ -1734,6 +1741,7 @@
GXV_TRACE(( "found overlap between `%s' and `%s\'\n",
odtect->range[i].name,
odtect->range[j].name ));
#endif
FT_INVALID_OFFSET;
}

2
src/gxvalid/gxvcommn.h
View File

@ -318,7 +318,7 @@ FT_BEGIN_HEADER
FT_BEGIN_STMNT \
{ \
if ( (a) & 3 ) \
FT_INVALID_OFFSET ; \
FT_INVALID_OFFSET; \
} \
FT_END_STMNT

2
src/gxvalid/gxvmort.c
View File

@ -123,6 +123,7 @@
{
FT_UNUSED( valid );
#ifdef FT_DEBUG_LEVEL_TRACE
if ( coverage & 0x8000U )
GXV_TRACE(( " this subtable is for vertical text only\n" ));
else
@ -141,6 +142,7 @@
if ( coverage & 0x1FF8 )
GXV_TRACE(( " coverage has non-zero bits in reserved area\n" ));
#endif
}

4
src/gxvalid/gxvmorx2.c
View File

@ -5,7 +5,7 @@
/* TrueTypeGX/AAT morx table validation */
/* body for type2 (Ligature Substitution) subtable. */
/* */
/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
/* Copyright 2005, 2013 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@ -317,7 +317,9 @@
gxv_XStateTable_validate( p, limit, valid );
#if 0
p += valid->subtable_length;
#endif
gxv_morx_subtable_type2_ligatureTable_validate( table, valid );
GXV_EXIT;

25
src/pcf/pcfdrivr.c
View File

@ -218,25 +218,24 @@ THE SOFTWARE.
FT_FREE( face->metrics );
/* free properties */
if ( face->properties )
{
PCF_Property prop;
FT_Int i;
FT_Int i;
if ( face->properties )
for ( i = 0; i < face->nprops; i++ )
{
for ( i = 0; i < face->nprops; i++ )
{
prop = &face->properties[i];
PCF_Property prop = &face->properties[i];
if ( prop )
{
FT_FREE( prop->name );
if ( prop->isString )
FT_FREE( prop->value.atom );
}
if ( prop )
{
FT_FREE( prop->name );
if ( prop->isString )
FT_FREE( prop->value.atom );
}
}
FT_FREE( face->properties );
}
@ -264,7 +263,7 @@ THE SOFTWARE.
FT_Parameter* params )
{
PCF_Face face = (PCF_Face)pcfface;
FT_Error error = FT_Err_Ok;
FT_Error error;
FT_UNUSED( num_params );
FT_UNUSED( params );

2
src/pcf/pcfread.c
View File

@ -1096,7 +1096,7 @@ THE SOFTWARE.
pcf_load_font( FT_Stream stream,
PCF_Face face )
{
FT_Error error = FT_Err_Ok;
FT_Error error;
FT_Memory memory = FT_FACE( face )->memory;
FT_Bool hasBDFAccelerators;

12
src/pcf/pcfutil.c
View File

@ -66,11 +66,11 @@ in this Software without prior written authorization from The Open Group.
TwoByteSwap( unsigned char* buf,
size_t nbytes )
{
unsigned char c;
for ( ; nbytes >= 2; nbytes -= 2, buf += 2 )
{
unsigned char c;
c = buf[0];
buf[0] = buf[1];
buf[1] = c;
@ -85,11 +85,11 @@ in this Software without prior written authorization from The Open Group.
FourByteSwap( unsigned char* buf,
size_t nbytes )
{
unsigned char c;
for ( ; nbytes >= 4; nbytes -= 4, buf += 4 )
{
unsigned char c;
c = buf[0];
buf[0] = buf[3];
buf[3] = c;

10
src/pfr/pfrcmap.c
View File

@ -67,14 +67,16 @@
pfr_cmap_char_index( PFR_CMap cmap,
FT_UInt32 char_code )
{
FT_UInt min = 0;
FT_UInt max = cmap->num_chars;
FT_UInt mid;
PFR_Char gchar;
FT_UInt min = 0;
FT_UInt max = cmap->num_chars;
while ( min < max )
{
PFR_Char gchar;
FT_UInt mid;
mid = min + ( max - min ) / 2;
gchar = cmap->chars + mid;

4
src/pshinter/pshglob.c
View File

@ -5,7 +5,7 @@
/* PostScript hinter global hinting management (body). */
/* Inspired by the new auto-hinter module. */
/* */
/* Copyright 2001-2004, 2006, 2010, 2012 by */
/* Copyright 2001-2004, 2006, 2010, 2012, 2013 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used */
@ -757,7 +757,7 @@
FT_Fixed x_delta,
FT_Fixed y_delta )
{
PSH_Dimension dim = &globals->dimension[0];
PSH_Dimension dim;
dim = &globals->dimension[0];

11
src/sfnt/ttcmap.c
View File

@ -320,9 +320,8 @@
/* parse sub-headers */
for ( n = 0; n <= max_subs; n++ )
{
FT_UInt first_code, code_count, offset;
FT_Int delta;
FT_Byte* ids;
FT_UInt first_code, code_count, offset;
FT_Int delta;
first_code = TT_NEXT_USHORT( p );
@ -344,6 +343,9 @@
/* check offset */
if ( offset != 0 )
{
FT_Byte* ids;
ids = p - 2 + offset;
if ( ids < glyph_ids || ids + code_count*2 > table + length )
FT_INVALID_OFFSET;
@ -3208,7 +3210,6 @@
{
FT_Byte *p = tt_cmap14_find_variant( cmap->data + 6,
variantSelector );
FT_UInt32 *ret;
FT_Int i;
FT_ULong defOff;
FT_ULong nondefOff;
@ -3242,6 +3243,8 @@
FT_Byte* dp;
FT_UInt di, ni, k;
FT_UInt32 *ret;
p = cmap->data + nondefOff;
dp = cmap->data + defOff;

6
src/sfnt/ttkern.c
View File

@ -5,7 +5,7 @@
/* Load the basic TrueType kerning table. This doesn't handle */
/* kerning data within the GPOS table at the moment. */
/* */
/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010 by */
/* Copyright 1996-2007, 2009, 2010, 2013 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@ -183,7 +183,7 @@
FT_UInt right_glyph )
{
FT_Int result = 0;
FT_UInt count, mask = 1;
FT_UInt count, mask;
FT_Byte* p = face->kern_table;
FT_Byte* p_limit = p + face->kern_table_size;
@ -196,7 +196,7 @@
count--, mask <<= 1 )
{
FT_Byte* base = p;
FT_Byte* next = base;
FT_Byte* next;
FT_UInt version = FT_NEXT_USHORT( p );
FT_UInt length = FT_NEXT_USHORT( p );
FT_UInt coverage = FT_NEXT_USHORT( p );

6
src/sfnt/ttsbit.c
View File

@ -46,7 +46,7 @@
tt_face_load_sbit( TT_Face face,
FT_Stream stream )
{
FT_Error error = FT_Err_Ok;
FT_Error error;
FT_ULong table_size;
@ -260,7 +260,7 @@
TT_HoriHeader *hori;
FT_ULong table_size;
FT_Error error = FT_Err_Ok;
FT_Error error;
FT_Byte* p;
@ -1224,7 +1224,7 @@
FT_Tag graphicType;
FT_Int recurse_depth = 0;
FT_Error error = FT_Err_Ok;
FT_Error error;
FT_Byte* p;
FT_UNUSED( map );

4
src/type1/t1load.c
View File

@ -2209,7 +2209,6 @@
if ( type1->encoding_type == T1_ENCODING_TYPE_ARRAY )
{
FT_Int charcode, idx, min_char, max_char;
FT_Byte* char_name;
FT_Byte* glyph_name;
@ -2224,6 +2223,9 @@
charcode = 0;
for ( ; charcode < loader.encoding_table.max_elems; charcode++ )
{
FT_Byte* char_name;
type1->encoding.char_index[charcode] = 0;
type1->encoding.char_name [charcode] = (char *)".notdef";

2
src/type42/t42objs.c
View File

@ -507,7 +507,7 @@
FT_Face face = size->face;
T42_Face t42face = (T42_Face)face;
FT_Size ttsize;
FT_Error error = FT_Err_Ok;
FT_Error error;
error = FT_New_Size( t42face->ttf_face, &ttsize );