From: kai.grossjohann@gmx.net (Kai Großjohann)
Subject: Re: Recent change to xfns.c breaks compilation
Date: Tue, 22 Jul 2003 21:12:56 +0200 [thread overview]
Message-ID: <84wuebos9k.fsf@lucy.is.informatik.uni-duisburg.de> (raw)
In-Reply-To: E19eNG6-00050g-Nl@fencepost.gnu.org
Richard Stallman <rms@gnu.org> writes:
> However, I think the simpler form to find the header (and define
> either HAVE_LIBPNG_PNG_H or HAVE_PNG_H) should work:
>
> AC_CHECK_HEADERS(libpng/png.h,,
> [AC_CHECK_HEADERS(png.h)])
>
> Can someone tell me if that really works?
> If it does, I'd like to install it.
I'm using the following, which appears to compile for me (after
running autoconf and then configure and then make bootstrap). I only
tested the png.h case and not the libpng/png.h case, though.
Warning: I don't know what I'm doing.
Changed configure.in:
--- configure.in.~1.345.~ Mon Jul 21 09:57:17 2003
+++ configure.in Tue Jul 22 10:43:55 2003
@@ -2145,14 +2145,20 @@
### Use -lpng if available, unless `--with-png=no'.
HAVE_PNG=no
+HAVE_LIBPNG_PNG=no
if test "${HAVE_X11}" = "yes"; then
if test "${with_png}" != "no"; then
AC_CHECK_HEADER(png.h,
AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm))
+ AC_CHECK_HEADER(libpng/png.h,
+ AC_CHECK_LIB(png, png_get_channels, HAVE_LIBPNG_PNG=yes, , -lz -lm))
fi
if test "${HAVE_PNG}" = "yes"; then
AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
+ fi
+ if test "${HAVE_LIBPNG_PNG}" = "yes"; then
+ AC_DEFINE(HAVE_LIBPNG_PNG, 1, [Define to 1 if you have the png library (-lpng).])
fi
fi
Changed src/xnfs.c:
--- xfns.c.~1.585.~ Mon Jul 14 09:58:20 2003
+++ xfns.c Tue Jul 22 10:45:20 2003
@@ -7564,8 +7564,13 @@
***********************************************************************/
#if HAVE_PNG
-
+#include <png.h>
+#endif
+#if HAVE_LIBPNG_PNG
#include <libpng/png.h>
+#endif
+
+#if (HAVE_PNG||HAVE_LIBPNG_PNG)
/* Function prototypes. */
--
~/.signature
next prev parent reply other threads:[~2003-07-22 19:12 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-13 1:23 Recent change to xfns.c breaks compilation Kim F. Storm
[not found] ` <E19bkkG-0005iJ-Ak@fencepost.gnu.org>
[not found] ` <5xwuekaekd.fsf@kfs2.cua.dk>
2003-07-15 11:02 ` Richard Stallman
2003-07-20 23:06 ` Richard Stallman
2003-07-22 19:12 ` Kai Großjohann [this message]
2003-07-23 23:03 ` Richard Stallman
-- strict thread matches above, loose matches on Subject: below --
2003-07-15 0:10 Markus Rost
2003-07-16 10:31 ` Richard Stallman
2003-07-16 11:56 ` Andreas Schwab
2003-07-17 10:10 ` Richard Stallman
2003-07-17 10:19 ` David Kastrup
2003-07-17 11:15 ` Andreas Schwab
2003-07-17 14:38 ` Markus Rost
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