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[devel] Added "--with-zprefix=<string>" to configure.ac

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This commit is contained in:
Glenn Randers-Pehrson
2010-12-09 06:03:03 -06:00
parent 15c9be10b3
commit 571db950d1
3 changed files with 15 additions and 5 deletions
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10
configure.ac
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@@ -57,7 +57,15 @@ AC_STRUCT_TM
AC_FUNC_STRTOD
AC_CHECK_FUNCS([memset], , AC_ERROR([memset not found in libc]))
AC_CHECK_FUNCS([pow], , AC_CHECK_LIB(m, pow, , AC_ERROR([cannot find pow])) )
AC_CHECK_LIB(z, zlibVersion, , AC_ERROR([zlib not installed]))
AC_ARG_WITH(zprefix,
AC_HELP_STRING([--with-zprefix],
[prefix that may have been used in installed zlib]),
[zprefix=${withval}],
[zprefix='z_'])
AC_CHECK_LIB(z, zlibVersion, ,
AC_CHECK_LIB(z, ${zprefix}zlibVersion, ,
AC_ERROR([zlib not installed])))
LIBPNG_DEFINES=-DPNG_CONFIGURE_LIBPNG
LIBPNG_DEFINES=$LIBPNG_DEFINES