From 2e0bceb668d2f3908d96ab9074b6ae293fde1bbb Mon Sep 17 00:00:00 2001
From: =?utf8?q?Karsten=20Ball=C3=BCder?= <ballueder@usa.net>
Date: Mon, 8 Mar 1999 14:13:56 +0000
Subject: [PATCH] Fixed checking for libjpeg and linking against it which were
 broken.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1883 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 configure         | 95 +++++++++++++++++++++++------------------------
 configure.in      |  2 +-
 setup/maketmpl.in |  6 ++-
 3 files changed, 51 insertions(+), 52 deletions(-)

diff --git a/configure b/configure
index d3a12310bd..346bebf61d 100755
--- a/configure
+++ b/configure
@@ -6922,9 +6922,9 @@ if test "$wxUSE_LIBJPEG" = 1 ; then
 #define wxUSE_LIBJPEG $wxUSE_LIBJPEG
 EOF
 
-  echo $ac_n "checking for  in -ljpeg""... $ac_c" 1>&6
-echo "configure:6927: checking for  in -ljpeg" >&5
-ac_lib_var=`echo jpeg'_' | sed 'y%./+-%__p_%'`
+  echo $ac_n "checking for main in -ljpeg""... $ac_c" 1>&6
+echo "configure:6927: checking for main in -ljpeg" >&5
+ac_lib_var=`echo jpeg'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6933,16 +6933,12 @@ LIBS="-ljpeg  $LIBS"
 cat > conftest.$ac_ext <<EOF
 #line 6935 "configure"
 #include "confdefs.h"
-/* Override any gcc2 internal prototype to avoid an error.  */
-/* We use char because int might match the return type of a gcc2
-    builtin and then its argument prototype would still apply.  */
-char ();
 
 int main() {
-()
+main()
 ; return 0; }
 EOF
-if { (eval echo configure:6946: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6942: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6967,8 +6963,9 @@ EOF
 
 else
   echo "$ac_t""no" 1>&6
+{ echo "configure: error: "libjpeg is not available."" 1>&2; exit 1; }
 fi
-
+ 
   JPEG_LINK="-ljpeg"
 fi
 
@@ -7032,12 +7029,12 @@ if test "$wxUSE_DYNLIB_CLASS" = "1"; then
             for ac_func in dlopen
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7036: checking for $ac_func" >&5
+echo "configure:7033: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7041 "configure"
+#line 7038 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7060,7 +7057,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7064: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7061: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7085,7 +7082,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:7089: checking for dlopen in -ldl" >&5
+echo "configure:7086: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7093,7 +7090,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7097 "configure"
+#line 7094 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -7104,7 +7101,7 @@ int main() {
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:7108: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7105: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7133,12 +7130,12 @@ done
     for ac_func in shl_load
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7137: checking for $ac_func" >&5
+echo "configure:7134: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7142 "configure"
+#line 7139 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7161,7 +7158,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7165: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7162: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7335,7 +7332,7 @@ UNIX_THREAD=""
 if test "$wxUSE_THREADS" = "1"; then
      
      echo $ac_n "checking for pthread_create in -lpthread-0.7""... $ac_c" 1>&6
-echo "configure:7339: checking for pthread_create in -lpthread-0.7" >&5
+echo "configure:7336: checking for pthread_create in -lpthread-0.7" >&5
 ac_lib_var=`echo pthread-0.7'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7343,7 +7340,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread-0.7  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7347 "configure"
+#line 7344 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -7354,7 +7351,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:7358: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7355: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7378,17 +7375,17 @@ else
 
        ac_safe=`echo "sys/prctl.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for sys/prctl.h""... $ac_c" 1>&6
-echo "configure:7382: checking for sys/prctl.h" >&5
+echo "configure:7379: checking for sys/prctl.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7387 "configure"
+#line 7384 "configure"
 #include "confdefs.h"
 #include <sys/prctl.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7392: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7389: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -7414,7 +7411,7 @@ fi
 
           
      echo $ac_n "checking for pthread_setcanceltype in -lpthread""... $ac_c" 1>&6
-echo "configure:7418: checking for pthread_setcanceltype in -lpthread" >&5
+echo "configure:7415: checking for pthread_setcanceltype in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_setcanceltype | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7422,7 +7419,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7426 "configure"
+#line 7423 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -7433,7 +7430,7 @@ int main() {
 pthread_setcanceltype()
 ; return 0; }
 EOF
-if { (eval echo configure:7437: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7434: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7462,7 +7459,7 @@ fi
 
     if test "x$THREADS_LINK" = "x"; then
                 echo $ac_n "checking for pthread_create in -lc_r""... $ac_c" 1>&6
-echo "configure:7466: checking for pthread_create in -lc_r" >&5
+echo "configure:7463: checking for pthread_create in -lc_r" >&5
 ac_lib_var=`echo c_r'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7470,7 +7467,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lc_r  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7474 "configure"
+#line 7471 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -7481,7 +7478,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:7485: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7482: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7525,17 +7522,17 @@ if test "$wxUSE_THREADS" = "1"; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7529: checking for $ac_hdr" >&5
+echo "configure:7526: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7534 "configure"
+#line 7531 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7539: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7536: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -7563,7 +7560,7 @@ done
 
 
   echo $ac_n "checking for sched_yield in -l$THREADS_LINK""... $ac_c" 1>&6
-echo "configure:7567: checking for sched_yield in -l$THREADS_LINK" >&5
+echo "configure:7564: checking for sched_yield in -l$THREADS_LINK" >&5
 ac_lib_var=`echo $THREADS_LINK'_'sched_yield | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7571,7 +7568,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$THREADS_LINK  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7575 "configure"
+#line 7572 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -7582,7 +7579,7 @@ int main() {
 sched_yield()
 ; return 0; }
 EOF
-if { (eval echo configure:7586: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7583: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7604,7 +7601,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for sched_yield in -l"posix4"""... $ac_c" 1>&6
-echo "configure:7608: checking for sched_yield in -l"posix4"" >&5
+echo "configure:7605: checking for sched_yield in -l"posix4"" >&5
 ac_lib_var=`echo "posix4"'_'sched_yield | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7612,7 +7609,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l"posix4"  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7616 "configure"
+#line 7613 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -7623,7 +7620,7 @@ int main() {
 sched_yield()
 ; return 0; }
 EOF
-if { (eval echo configure:7627: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7624: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7653,7 +7650,7 @@ fi
 
 
   echo $ac_n "checking for sched_get_priority_min in -l$THREADS_LINK""... $ac_c" 1>&6
-echo "configure:7657: checking for sched_get_priority_min in -l$THREADS_LINK" >&5
+echo "configure:7654: checking for sched_get_priority_min in -l$THREADS_LINK" >&5
 ac_lib_var=`echo $THREADS_LINK'_'sched_get_priority_min | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7661,7 +7658,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$THREADS_LINK  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7665 "configure"
+#line 7662 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -7672,7 +7669,7 @@ int main() {
 sched_get_priority_min()
 ; return 0; }
 EOF
-if { (eval echo configure:7676: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7673: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7694,7 +7691,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for sched_get_priority_min in -l"posix4"""... $ac_c" 1>&6
-echo "configure:7698: checking for sched_get_priority_min in -l"posix4"" >&5
+echo "configure:7695: checking for sched_get_priority_min in -l"posix4"" >&5
 ac_lib_var=`echo "posix4"'_'sched_get_priority_min | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7702,7 +7699,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l"posix4"  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7706 "configure"
+#line 7703 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -7713,7 +7710,7 @@ int main() {
 sched_get_priority_min()
 ; return 0; }
 EOF
-if { (eval echo configure:7717: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7714: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7743,7 +7740,7 @@ fi
 
 
   echo $ac_n "checking for pthread_cancel in -l$THREADS_LINK""... $ac_c" 1>&6
-echo "configure:7747: checking for pthread_cancel in -l$THREADS_LINK" >&5
+echo "configure:7744: checking for pthread_cancel in -l$THREADS_LINK" >&5
 ac_lib_var=`echo $THREADS_LINK'_'pthread_cancel | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7751,7 +7748,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$THREADS_LINK  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7755 "configure"
+#line 7752 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -7762,7 +7759,7 @@ int main() {
 pthread_cancel()
 ; return 0; }
 EOF
-if { (eval echo configure:7766: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7763: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
diff --git a/configure.in b/configure.in
index 8fc21ef771..648518d1d8 100644
--- a/configure.in
+++ b/configure.in
@@ -1226,7 +1226,7 @@ AC_SUBST(PNG_C_SRC)
 JPEG_LINK=""
 if test "$wxUSE_LIBJPEG" = 1 ; then
   AC_DEFINE_UNQUOTED(wxUSE_LIBJPEG,$wxUSE_LIBJPEG)
-  AC_CHECK_LIB(jpeg)
+  AC_CHECK_LIB(jpeg,main,,AC_MSG_ERROR("libjpeg is not available.")) 
   JPEG_LINK="-ljpeg"
 fi
 AC_SUBST(JPEG_LINK)
diff --git a/setup/maketmpl.in b/setup/maketmpl.in
index de91877e83..69556cc603 100644
--- a/setup/maketmpl.in
+++ b/setup/maketmpl.in
@@ -88,6 +88,7 @@ WX_LINK = @WX_LINK@
 
 THREADS_LINK = @THREADS_LINK@
 EXTRA_LINK = @EXTRA_LINK@
+JPEG_LINK = @JPEG_LINK@
 
 # INCLUDES
 WX_INCLUDES = \
@@ -110,8 +111,9 @@ LINK_LIBS= \
   $(X_EXTRA_LIBS) \
   $(X_PRE_LIBS) \
   $(THREADS_LINK) \
-  $(EXTRA_LINK)
-  
+  $(EXTRA_LINK) \
+  $(JPEG_LINK)
+
 # Don't include $(OPENGL_LIBS) in LINK_LIBS; they
 # can be conveniently added to BIN_LINK in Makefile.in.
 
-- 
2.45.2