From a97acf75dc4c780879d03ab520b22a2b526fb9e0 Mon Sep 17 00:00:00 2001
From: Kevin Walzer <kw@codebykevin.com>
Date: Thu, 30 May 2024 06:43:30 +0000
Subject: Additional build support for linking to libcups

---
 unix/Makefile.in   |  7 +++++++
 unix/configure     | 19 ++++++++++---------
 unix/configure.ac  | 21 +++++++++++----------
 unix/tkUnixPrint.c |  6 +++---
 4 files changed, 31 insertions(+), 22 deletions(-)

diff --git a/unix/Makefile.in b/unix/Makefile.in
index 806a770..ffd57cd 100644
--- a/unix/Makefile.in
+++ b/unix/Makefile.in
@@ -299,6 +299,10 @@ REZ_SWITCHES = @REZ_FLAGS@ -i $(GENERIC_DIR) -i $(TCL_GENERIC_DIR)
 XFT_CFLAGS		= @XFT_CFLAGS@
 XFT_LIBS		= @XFT_LIBS@
 
+# support for libcups
+CUPS_CFLAGS		= @CUPS_CFLAGS@
+CUPS_LIBS 		= @CUPS_LIBS@
+
 #----------------------------------------------------------------
 # The information below is modified by the configure script when
 # Makefile is generated from Makefile.in.  You shouldn't normally
@@ -1332,6 +1336,9 @@ tkUnixMenu.o: $(UNIX_DIR)/tkUnixMenu.c
 tkUnixMenubu.o: $(UNIX_DIR)/tkUnixMenubu.c
 	$(CC) -c $(CC_SWITCHES) $(UNIX_DIR)/tkUnixMenubu.c
 
+tkUnixPrint.o: $(UNIX_DIR)/tkUnixPrint.c
+	$(CC) -c $(CC_SWITCHES) $(CUPS_CFLAGS) $(UNIX_DIR)/tkUnixPrint.c
+
 tkUnixScale.o: $(UNIX_DIR)/tkUnixScale.c
 	$(CC) -c $(CC_SWITCHES) $(UNIX_DIR)/tkUnixScale.c
 
diff --git a/unix/configure b/unix/configure
index 5b00509..94f9309 100755
--- a/unix/configure
+++ b/unix/configure
@@ -8405,16 +8405,16 @@ fi
 	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_cups" >&5
 printf "%s\n" "$enable_cups" >&6; }
     else
-	found_cups="yes"
-			CUPS_CFLAGS=`cups-config --cflags 2>/dev/null` || found_cups="no"
-	CUPS_LIBS=`cups-config --libs 2>/dev/null` || found_cups="no"
-	if test "$found_cups" = "no" ; then
+	found_cups=`cups-config 2>/dev/null`
+		        if test "$found_cups" = ""; then
+	    found_cups=no
+        else
 	    found_cups=yes
-	    CUPS_CFLAGS=`pkg-config --cflags cups 2>/dev/null` || found_cups="no"
-	    XFT_LIBS=`pkg-config --libs cups 2>/dev/null` || found_cups="no"
+	    CUPS_CFLAGS="-DHAVE_CUPS"
+	    CUPS_LIBS="-lcups"
 	fi
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $found_xft" >&5
-printf "%s\n" "$found_xft" >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $found_cups" >&5
+printf "%s\n" "$found_cups" >&6; }
 		if test "$found_cups" = "yes" ; then
 	    tk_oldCFlags=$CFLAGS
 	    CFLAGS="$CFLAGS $XINCLUDES $CUPS_CFLAGS"
@@ -8434,11 +8434,12 @@ fi
 	    CFLAGS=$tk_oldCFlags
 	    LIBS=$tk_oldLibs
 	fi
-fi
+    fi
 
 
 fi
 
+
 #--------------------------------------------------------------------
 # XXX Do this last.
 # It might modify XLIBSW which could affect other tests.
diff --git a/unix/configure.ac b/unix/configure.ac
index ef6d8df..8e73c01 100644
--- a/unix/configure.ac
+++ b/unix/configure.ac
@@ -481,17 +481,17 @@ if test $tk_aqua = no; then
     if test "$enable_cups" = "no" ; then
 	AC_MSG_RESULT([$enable_cups])
     else
-	found_cups="yes"
-	dnl make sure package configurator (cups-config or pkg-config
+	found_cups=`cups-config 2>/dev/null`
+	dnl make sure package configurator (cups-config) 
 	dnl says that libcups is present.
-	CUPS_CFLAGS=`cups-config --cflags 2>/dev/null` || found_cups="no"
-	CUPS_LIBS=`cups-config --libs 2>/dev/null` || found_cups="no"
-	if test "$found_cups" = "no" ; then
+        if test "$found_cups" = ""; then
+	    found_cups=no
+        else
 	    found_cups=yes
-	    CUPS_CFLAGS=`pkg-config --cflags cups 2>/dev/null` || found_cups="no"
-	    XFT_LIBS=`pkg-config --libs cups 2>/dev/null` || found_cups="no"
+	    CUPS_CFLAGS="-DHAVE_CUPS"
+	    CUPS_LIBS="-lcups"
 	fi
-	AC_MSG_RESULT([$found_xft])
+	AC_MSG_RESULT([$found_cups])
 	dnl make sure that compiling against CUPS header file doesn't bomb
 	if test "$found_cups" = "yes" ; then
 	    tk_oldCFlags=$CFLAGS
@@ -504,11 +504,12 @@ if test $tk_aqua = no; then
 	    CFLAGS=$tk_oldCFlags
 	    LIBS=$tk_oldLibs
 	fi
-fi
+    fi
     AC_SUBST(CUPS_CFLAGS)
-    AC_SUBST(CUPS_LIBS)
+    AC_SUBST(CUPS_LIBS)   
 fi
 
+
 #--------------------------------------------------------------------
 # XXX Do this last.
 # It might modify XLIBSW which could affect other tests.
diff --git a/unix/tkUnixPrint.c b/unix/tkUnixPrint.c
index f8640ea..bb0dc5e 100644
--- a/unix/tkUnixPrint.c
+++ b/unix/tkUnixPrint.c
@@ -31,7 +31,7 @@ static cups_dest_t *
 GetPrinterFromObj(Tcl_Obj *nameObj)
 {
     cups_dest_t *printer;
-    int len;
+    Tcl_Size len;
     const char *nameStr = Tcl_GetStringFromObj(nameObj, &len);
     char *p;
     char *name, *instance = NULL;
@@ -224,7 +224,7 @@ PrintOp(
      * USE [encoding convertto] with a proper encoding when passing
      * text data to print.
      */
-    const unsigned char *buffer; int buflen;
+    const unsigned char *buffer; Tcl_Size buflen;
 
     const Tcl_ArgvInfo argTable[] = {
 	{TCL_ARGV_GENFUNC,  "-colormode",   ParseEnumOptions, &color,
@@ -315,7 +315,7 @@ PrintOp(
 	    num_options, &options);
     }
     if (marginsObj) {
-	int n;
+	Tcl_Size n;
 	Tcl_Obj **listArr;
 
 	Tcl_ListObjGetElements(interp, marginsObj, &n, &listArr);
-- 
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