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[master] Added a section in documentation

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about using png_set_io_ptr() in configure scripts for detecting libpng
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Glenn Randers-Pehrson 2009-06-02 13:48:22 -05:00
parent 0c86eb2dc7
commit 4d7ae382a8
3 changed files with 18 additions and 5 deletions
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8
ANNOUNCE
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@ -1,5 +1,5 @@
Libpng 1.2.37 - May 31, 2009 Libpng 1.2.37 - June 2, 2009
This is a public release of libpng, intended for use in production codes. This is a public release of libpng, intended for use in production codes.
@ -42,7 +42,7 @@ Other information:
Changes since the last public release (1.2.36): Changes since the last public release (1.2.36):
version 1.2.37 [May 31, 2009] version 1.2.37 [June 2, 2009]
Fixed inconsistency in pngrutil.c, introduced in libpng-1.2.36. The Fixed inconsistency in pngrutil.c, introduced in libpng-1.2.36. The
memset() was using "png_ptr->rowbytes" instead of "row_bytes", which memset() was using "png_ptr->rowbytes" instead of "row_bytes", which
@ -59,6 +59,10 @@ version 1.2.37 [May 31, 2009]
is only one makefile in those directories, and revised the README files is only one makefile in those directories, and revised the README files
accordingly. accordingly.
Reformated sources in libpng style (3-space indentation, comment format) Reformated sources in libpng style (3-space indentation, comment format)
Added sections about the git repository and our coding style to the
documentation (merged from libpng-1.4.0beta62)
Added a section about using png_get_io_ptr() in configure scripts to detect
the presence of libpng.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit (subscription required; visit

2
CHANGES
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@ -2400,6 +2400,8 @@ version 1.2.37 [June 2, 2009]
and "define PNG_NO_READ_SWAP" to decoder/pngusr.h and preader/pngusr.h and "define PNG_NO_READ_SWAP" to decoder/pngusr.h and preader/pngusr.h
Added sections about the git repository and our coding style to the Added sections about the git repository and our coding style to the
documentation (merged from libpng-1.4.0beta62) documentation (merged from libpng-1.4.0beta62)
Added a section about using png_get_io_ptr() in configure scripts to detect
the presence of libpng.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit (subscription required; visit

13
libpng-1.2.37.txt
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@ -2946,7 +2946,14 @@ when the Intel assembler code was removed due to a licensing issue.
IX. (Omitted) IX. (Omitted)
X. Source code repository X. Detecting libpng
The png_get_io_ptr() function has been present since libpng-0.88, has never
changed, and is unaffected by conditional compilation macros. It is the
best choice for use in configure scripts for detecting the presence of any
libpng version since 0.88.
XI. Source code repository
Since about February 2009, version 1.2.34, libpng has been under "git" source Since about February 2009, version 1.2.34, libpng has been under "git" source
control. The git repository was built from old libpng-x.y.z.tar.gz files control. The git repository was built from old libpng-x.y.z.tar.gz files
@ -2965,7 +2972,7 @@ the libpng bug tracker at
http://libpng.sourceforge.net http://libpng.sourceforge.net
XI. Coding style XII. Coding style
Our coding style is similar to the "Allman" style, with curly Our coding style is similar to the "Allman" style, with curly
braces on separate lines: braces on separate lines:
@ -3051,7 +3058,7 @@ left parenthesis that follows it:
Other rules can be inferred by inspecting the libpng Other rules can be inferred by inspecting the libpng
source. source.
XII. Y2K Compliance in libpng XIII. Y2K Compliance in libpng
June 2, 2009 June 2, 2009