diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 78 |
1 files changed, 40 insertions, 38 deletions
diff --git a/configure.ac b/configure.ac index 1400fcb5bc7..6c83d61921e 100644 --- a/configure.ac +++ b/configure.ac @@ -3606,44 +3606,46 @@ HAVE_JPEG=no LIBJPEG= if test "${NS_IMPL_COCOA}" = yes; then : # Cocoa provides its own jpeg support, so do nothing. -elif test "${with_jpeg}" != "no"; then - AC_CACHE_CHECK([for jpeglib 6b or later], - [emacs_cv_jpeglib], - [OLD_LIBS=$LIBS - for emacs_cv_jpeglib in yes -ljpeg no; do - case $emacs_cv_jpeglib in - yes) ;; - no) break;; - *) LIBS="$LIBS $emacs_cv_jpeglib";; - esac - AC_LINK_IFELSE( - [AC_LANG_PROGRAM( - [[#undef HAVE_STDLIB_H /* Avoid config.h/jpeglib.h collision. */ - #include <stdio.h> /* jpeglib.h needs FILE and size_t. */ - #include <jpeglib.h> - #include <jerror.h> - char verify[JPEG_LIB_VERSION < 62 ? -1 : 1]; - struct jpeg_decompress_struct cinfo; - ]], - [[ - jpeg_create_decompress (&cinfo); - WARNMS (&cinfo, JWRN_JPEG_EOF); - jpeg_destroy_decompress (&cinfo); - ]])], - [emacs_link_ok=yes], - [emacs_link_ok=no]) - LIBS=$OLD_LIBS - test $emacs_link_ok = yes && break - done]) - if test "$emacs_cv_jpeglib" != no; then - HAVE_JPEG=yes - AC_DEFINE([HAVE_JPEG], 1, - [Define to 1 if you have the jpeg library (typically -ljpeg).]) - ### mingw32 doesn't use -ljpeg, since it loads the library - ### dynamically when needed, and doesn't want a run-time - ### dependency on the jpeglib DLL. - test "$emacs_cv_jpeglib" != yes && test "${opsys}" != "mingw32" \ - && LIBJPEG=$emacs_cv_jpeglib +elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then + if test "${with_jpeg}" != "no"; then + AC_CACHE_CHECK([for jpeglib 6b or later], + [emacs_cv_jpeglib], + [OLD_LIBS=$LIBS + for emacs_cv_jpeglib in yes -ljpeg no; do + case $emacs_cv_jpeglib in + yes) ;; + no) break;; + *) LIBS="$LIBS $emacs_cv_jpeglib";; + esac + AC_LINK_IFELSE( + [AC_LANG_PROGRAM( + [[#undef HAVE_STDLIB_H /* Avoid config.h/jpeglib.h collision. */ + #include <stdio.h> /* jpeglib.h needs FILE and size_t. */ + #include <jpeglib.h> + #include <jerror.h> + char verify[JPEG_LIB_VERSION < 62 ? -1 : 1]; + struct jpeg_decompress_struct cinfo; + ]], + [[ + jpeg_create_decompress (&cinfo); + WARNMS (&cinfo, JWRN_JPEG_EOF); + jpeg_destroy_decompress (&cinfo); + ]])], + [emacs_link_ok=yes], + [emacs_link_ok=no]) + LIBS=$OLD_LIBS + test $emacs_link_ok = yes && break + done]) + if test "$emacs_cv_jpeglib" != no; then + HAVE_JPEG=yes + AC_DEFINE([HAVE_JPEG], 1, + [Define to 1 if you have the jpeg library (typically -ljpeg).]) + ### mingw32 doesn't use -ljpeg, since it loads the library + ### dynamically when needed, and doesn't want a run-time + ### dependency on the jpeglib DLL. + test "$emacs_cv_jpeglib" != yes && test "${opsys}" != "mingw32" \ + && LIBJPEG=$emacs_cv_jpeglib + fi fi fi AC_SUBST(LIBJPEG) |