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[libpng15] Use "if (value != 0)" instead of "if (value)" consistently.

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This commit is contained in:
Glenn Randers-Pehrson
2014-03-08 16:23:06 -06:00
parent a00d14ddcf
commit d92bbef414
17 changed files with 132 additions and 124 deletions
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8
pngread.c
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@@ -1,7 +1,7 @@
/* pngread.c - read a PNG file
*
* Last changed in libpng 1.5.18 [February 6, 2014]
* Last changed in libpng 1.5.19 [(PENDING RELEASE)]
* Copyright (c) 1998-2014 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -100,7 +100,7 @@ png_create_read_struct_2,(png_const_charp user_png_ver, png_voidp error_ptr,
if (!png_user_version_check(png_ptr, user_png_ver))
png_cleanup_needed = 1;
if (!png_cleanup_needed)
if (png_cleanup_needed == 0)
{
/* Initialize zbuf - compression buffer */
png_ptr->zbuf_size = PNG_ZBUF_SIZE;
@@ -114,7 +114,7 @@ png_create_read_struct_2,(png_const_charp user_png_ver, png_voidp error_ptr,
png_ptr->zstream.zfree = png_zfree;
png_ptr->zstream.opaque = (voidpf)png_ptr;
if (!png_cleanup_needed)
if (png_cleanup_needed == 0)
{
switch (inflateInit(&png_ptr->zstream))
{
@@ -141,7 +141,7 @@ png_create_read_struct_2,(png_const_charp user_png_ver, png_voidp error_ptr,
}
}
if (png_cleanup_needed)
if (png_cleanup_needed != 0)
{
/* Clean up PNG structure and deallocate any memory. */
png_free(png_ptr, png_ptr->zbuf);