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[libpng17] Port recent changes from libpng16 branch:

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Silence 'unused parameter' build warnings (Cosmin).
  $(CP) is now used alongside $(RM_F).  Also, use 'copy' instead
    of 'cp' where applicable, and applied other minor makefile changes.
  Don't warn about invalid dimensions exceeding user limits.
This commit is contained in:
Cosmin Truta
2014-03-22 11:09:18 -05:00
committed by Glenn Randers-Pehrson
parent 3a81956ffe
commit 1a9e897289
41 changed files with 155 additions and 77 deletions
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21
pngget.c
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@@ -124,6 +124,9 @@ png_get_x_pixels_per_meter(png_const_structrp png_ptr, png_const_inforp
if (info_ptr->phys_unit_type == PNG_RESOLUTION_METER)
return (info_ptr->x_pixels_per_unit);
}
#else
PNG_UNUSED(png_ptr)
PNG_UNUSED(info_ptr)
#endif
return (0);
@@ -142,6 +145,9 @@ png_get_y_pixels_per_meter(png_const_structrp png_ptr, png_const_inforp
if (info_ptr->phys_unit_type == PNG_RESOLUTION_METER)
return (info_ptr->y_pixels_per_unit);
}
#else
PNG_UNUSED(png_ptr)
PNG_UNUSED(info_ptr)
#endif
return (0);
@@ -159,6 +165,9 @@ png_get_pixels_per_meter(png_const_structrp png_ptr, png_const_inforp info_ptr)
info_ptr->x_pixels_per_unit == info_ptr->y_pixels_per_unit)
return (info_ptr->x_pixels_per_unit);
}
#else
PNG_UNUSED(png_ptr)
PNG_UNUSED(info_ptr)
#endif
return (0);
@@ -229,6 +238,9 @@ png_get_x_offset_microns(png_const_structrp png_ptr, png_const_inforp info_ptr)
if (info_ptr->offset_unit_type == PNG_OFFSET_MICROMETER)
return (info_ptr->x_offset);
}
#else
PNG_UNUSED(png_ptr)
PNG_UNUSED(info_ptr)
#endif
return (0);
@@ -245,6 +257,9 @@ png_get_y_offset_microns(png_const_structrp png_ptr, png_const_inforp info_ptr)
if (info_ptr->offset_unit_type == PNG_OFFSET_MICROMETER)
return (info_ptr->y_offset);
}
#else
PNG_UNUSED(png_ptr)
PNG_UNUSED(info_ptr)
#endif
return (0);
@@ -261,6 +276,9 @@ png_get_x_offset_pixels(png_const_structrp png_ptr, png_const_inforp info_ptr)
if (info_ptr->offset_unit_type == PNG_OFFSET_PIXEL)
return (info_ptr->x_offset);
}
#else
PNG_UNUSED(png_ptr)
PNG_UNUSED(info_ptr)
#endif
return (0);
@@ -277,6 +295,9 @@ png_get_y_offset_pixels(png_const_structrp png_ptr, png_const_inforp info_ptr)
if (info_ptr->offset_unit_type == PNG_OFFSET_PIXEL)
return (info_ptr->y_offset);
}
#else
PNG_UNUSED(png_ptr)
PNG_UNUSED(info_ptr)
#endif
return (0);