ncurses 6.4 - patch 20240414

[ncurses.git] / misc / gen-pkgconfig.in

diff --git a/misc/gen-pkgconfig.in b/misc/gen-pkgconfig.in
index 134893816f8beca3a0dec3d11fc0d03bf3d7fb87..89a5cd4a3180b6b88233cb6ae2bb2d4256485cc0 100644 (file)
--- a/misc/gen-pkgconfig.in
+++ b/misc/gen-pkgconfig.in
@@ -1,7 +1,7 @@
 #!@SHELL@
-# $Id: gen-pkgconfig.in,v 1.46 2020/05/23 17:56:46 tom Exp $
+# $Id: gen-pkgconfig.in,v 1.56 2022/10/08 16:45:20 tom Exp $
 ##############################################################################
-# Copyright 2018-2019,2020 Thomas E. Dickey                                  #
+# Copyright 2018-2021,2022 Thomas E. Dickey                                  #
 # Copyright 2009-2015,2018 Free Software Foundation, Inc.                    #
 #                                                                            #
 # Permission is hereby granted, free of charge, to any person obtaining a    #
@@ -83,7 +83,7 @@ if [ "$includedir" != "/usr/include" ]; then
 fi
 
 lib_flags=
-for opt in -L$libdir @LDFLAGS@ @EXTRA_PKG_LDFLAGS@ @LIBS@
+for opt in -L$libdir @EXTRA_PKG_LDFLAGS@ @LIBS@
 do
        case $opt in
        -l*) # LIBS is handled specially below
@@ -95,11 +95,54 @@ do
        -Wl,-z,*) # ignore flags used to manipulate shared image
                continue
                ;;
+       -Wl,--dynamic-linker*) # ignore ELF interpreter
+               continue
+               ;;
+       -Wl,--as-needed|-Wl,--build-id=*|-Wl,-dT,*|-Wl,-T,*)
+               continue
+               ;;
        -L*)
-               [ -d ${opt##-L} ] || continue
-               case ${opt##-L} in
+               lib_check=`echo "x$opt" | sed -e 's/^.-L//'`
+               # on a new/nonstandard install, $libdir may not yet exist at this point
+               if [ "$libdir" != "$lib_check" ]
+               then
+                       [ -d "$lib_check" ] || continue
+               fi
+               case "$lib_check" in
                @LD_SEARCHPATH@) # skip standard libdir
-                       continue
+                       if [ "$lib_check" = "$libdir" ]
+                       then
+                               lib_first=yes
+                               IFS_save="$IFS"
+                               IFS='|'
+                               LIBDIRS="@LD_SEARCHPATH@"
+                               for lib_check in $LIBDIRS
+                               do
+                                       if [ -d "$lib_check" ]
+                                       then
+                                               if [ "$lib_check" != "$libdir" ]
+                                               then
+                                                       lib_first=no
+                                               fi
+                                               break
+                                       fi
+                               done
+                               IFS="$IFS_save"
+                               [ $lib_first = yes ] && continue
+                               found=no
+                               for check in $lib_flags
+                               do
+                                       if [ "x$check" = "x$opt" ]
+                                       then
+                                               found=yes
+                                               break
+                                       fi
+                               done
+                               [ $found = yes ] && continue
+                               :
+                       else
+                               continue
+                       fi
                        ;;
                *)
                        found=no
@@ -131,7 +174,7 @@ fi
 
 # The "URL" feature came in pkg-config 0.17
 USEURL=""
-CFGVER=`pkg-config --version 2>/dev/null |head -n 1 | awk -F. '/0.[0-9][0-9]/{print $2;}'`
+CFGVER=`${PKG_CONFIG:-pkg-config} --version 2>/dev/null |head -n 1 | awk -F. '/0.[0-9][0-9]/{print $2;}'`
 # A missing version should simply fail, but some packagers insist on building
 # packages on machines which do not actually have the tools they depend on at
 # runtime.
@@ -183,7 +226,7 @@ do
 
        echo "** creating ${name}${suffix}.pc"
        cat >${name}${suffix}.pc <<EOF
-# pkg-config file generated by `basename $0`
+# pkg-config file generated by `basename "$0"`
 # vile:makemode
 
 prefix=$show_prefix