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Imported from libpng-1.0.5.tar

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This commit is contained in:
Glenn Randers-Pehrson
1999-10-14 07:43:10 -05:00
parent ad5dd1f0fb
commit 860ab2b1c0
48 changed files with 6420 additions and 285 deletions
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14
pngmem.c
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@@ -1,7 +1,7 @@
/* pngmem.c - stub functions for memory allocation
*
* libpng 1.0.5 - October 5, 1999
* libpng 1.0.5 - October 15, 1999
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
* Copyright (c) 1996, 1997 Andreas Dilger
@@ -82,12 +82,10 @@ png_destroy_struct_2(png_voidp struct_ptr, png_free_ptr free_fn)
png_struct dummy_struct;
png_structp png_ptr = &dummy_struct;
(*(free_fn))(png_ptr, struct_ptr);
struct_ptr = NULL;
return;
}
#endif /* PNG_USER_MEM_SUPPORTED */
farfree (struct_ptr);
struct_ptr = NULL;
}
}
@@ -236,7 +234,6 @@ png_free(png_structp png_ptr, png_voidp ptr)
if (png_ptr->free_fn != NULL)
{
(*(png_ptr->free_fn))(png_ptr, ptr);
ptr = NULL;
return;
}
else png_free_default(png_ptr, ptr);
@@ -272,7 +269,6 @@ png_free_default(png_structp png_ptr, png_voidp ptr)
if (ptr != NULL)
{
farfree(ptr);
ptr = NULL;
}
}
@@ -352,20 +348,16 @@ png_destroy_struct_2(png_voidp struct_ptr, png_free_ptr free_fn)
png_struct dummy_struct;
png_structp png_ptr = &dummy_struct;
(*(free_fn))(png_ptr, struct_ptr);
struct_ptr = NULL;
return;
}
#endif /* PNG_USER_MEM_SUPPORTED */
#if defined(__TURBOC__) && !defined(__FLAT__)
farfree(struct_ptr);
struct_ptr = NULL;
#else
# if defined(_MSC_VER) && defined(MAXSEG_64K)
hfree(struct_ptr);
struct_ptr = NULL;
# else
free(struct_ptr);
struct_ptr = NULL;
# endif
#endif
}
@@ -434,7 +426,6 @@ png_free(png_structp png_ptr, png_voidp ptr)
if (png_ptr->free_fn != NULL)
{
(*(png_ptr->free_fn))(png_ptr, ptr);
ptr = NULL;
return;
}
else png_free_default(png_ptr, ptr);
@@ -446,14 +437,11 @@ png_free_default(png_structp png_ptr, png_voidp ptr)
#if defined(__TURBOC__) && !defined(__FLAT__)
farfree(ptr);
ptr = NULL;
#else
# if defined(_MSC_VER) && defined(MAXSEG_64K)
hfree(ptr);
ptr = NULL;
# else
free(ptr);
ptr = NULL;
# endif
#endif
}