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[libpng16] PNG_RELEASE_BUILD replaces tests where the code depended on the build base

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type and can be defined on the command line, allowing testing in beta builds. Back
ported from libpng17.
This commit is contained in:
John Bowler
2015-05-06 20:03:14 -05:00
committed by Glenn Randers-Pehrson
parent 279dc3f0bf
commit 8ee821e69a
7 changed files with 27 additions and 7 deletions
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16
pngpriv.h
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@@ -300,6 +300,22 @@
# define PNG_DLL_EXPORT
#endif
/* This is a global switch to set the compilation for an installed system
* (a release build). It can be set for testing debug builds to ensure that
* they will compile when the build type is switched to RC or STABLE, the
* default is just to use PNG_LIBPNG_BUILD_BASE_TYPE. Set this in CPPFLAGS
* with either:
*
* -DPNG_RELEASE_BUILD Turns on the release compile path
* -DPNG_RELEASE_BUILD=0 Turns it off
* or in your pngusr.h with
* #define PNG_RELEASE_BUILD=1 Turns on the release compile path
* #define PNG_RELEASE_BUILD=0 Turns it off
*/
#ifndef PNG_RELEASE_BUILD
# define PNG_RELEASE_BUILD (PNG_LIBPNG_BUILD_BASE_TYPE >= PNG_LIBPNG_BUILD_RC)
#endif
/* SECURITY and SAFETY:
*
* libpng is built with support for internal limits on image dimensions and