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[libpng15] Do not depend upon a GCC feature macro being available for use in

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generating the linker mapfile symbol prefix.
This commit is contained in:
Glenn Randers-Pehrson 2012-06-04 03:07:49 -05:00
parent 60370be808
commit fd53b86e90
3 changed files with 10 additions and 6 deletions
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6
ANNOUNCE
View File

@ -1,5 +1,5 @@
Libpng 1.5.11rc03 - May 29, 2012
Libpng 1.5.11rc03 - June 4, 2012
This is not intended to be a public release. It will be replaced
within a few weeks by a public version or by another test version.
@ -47,7 +47,9 @@ Version 1.5.11rc02 [May 29, 2012]
and renamed three whose names were inconsistent with those in
pngsuite/README.txt.
Version 1.5.11rc03 [May 29, 2012]
Version 1.5.11rc03 [June 4, 2012]
Do not depend upon a GCC feature macro being available for use in generating
the linker mapfile symbol prefix.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net:
(subscription required; visit

4
CHANGES
View File

@ -3875,7 +3875,9 @@ Version 1.5.11rc02 [May 29, 2012]
and renamed three whose names were inconsistent with those in
pngsuite/README.txt.
Version 1.5.11rc03 [May 29, 2012]
Version 1.5.11rc03 [June 4, 2012]
Do not depend upon a GCC feature macro being available for use in generating
the linker mapfile symbol prefix.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit

6
configure.ac
View File

@ -145,9 +145,9 @@ AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
if test "$have_ld_version_script" = "yes"; then
AC_MSG_CHECKING([for symbol prefix])
SYMBOL_PREFIX=`echo "PREFIX=__USER_LABEL_PREFIX__" \
| ${CPP-${CC-gcc} -E} - 2>&1 \
| ${EGREP-grep} "^PREFIX=" \
| ${SED-sed} "s:^PREFIX=::"`
| ${CPP-${CC-gcc} -E} - 2>&1 \
| ${EGREP-grep} "^PREFIX=" \
| ${SED-sed} -e "s:^PREFIX=::" -e "s:__USER_LABEL_PREFIX__::"`
AC_SUBST(SYMBOL_PREFIX)
AC_MSG_RESULT($SYMBOL_PREFIX)
fi