bsdstubs: include errno.h

Needed for ENOMEM, and fixes the build on MacOS.

Makefile.am

@@ -151,7 +151,7 @@ libpkgconf_la_SOURCES  =	\
 		libpkgconf/path.c		\
 		libpkgconf/personality.c	\
 		libpkgconf/parser.c
-libpkgconf_la_LDFLAGS = -no-undefined -version-info 3:0:0 -export-symbols-regex '^pkgconf_'
+libpkgconf_la_LDFLAGS = -no-undefined -version-info 4:0:0 -export-symbols-regex '^pkgconf_'
 
 dist_man_MANS    = 		\
 	man/pkgconf.1		\

NEWS

@@ -28,6 +28,10 @@ Changes from 1.8.0 to 1.9.0:
   - SYSROOT rules are no longer applied to `-uninstalled` packages by
     default.  Use `PKG_CONFIG_PKGCONF1_SYSROOT_RULES` for legacy behavior.
 
+* A new `--license` selector has been added to the pkgconf CLI.  This uses
+  SPDX expressions which can be set as the `License` field in `.pc` files.
+  See the `pc(5)` manpage for more information.
+
 * The canonical location for pkgconf maintenance going forward is
   <https://gitea.treehouse.systems/ariadne/pkgconf>.  This is presently
   mirrored to GitHub for user convenience, but that mirroring will

configure.ac

@@ -12,7 +12,7 @@ dnl implied.  In no event shall the authors be liable for any damages arising
 dnl from the use of this software.
 
 AC_PREREQ([2.71])
-AC_INIT([pkgconf],[1.8.0],[https://github.com/pkgconf/pkgconf/issues/new])
+AC_INIT([pkgconf],[1.9.0],[https://github.com/pkgconf/pkgconf/issues/new])
 AC_CONFIG_SRCDIR([cli/main.c])
 AC_CONFIG_MACRO_DIR([m4])
 AX_CHECK_COMPILE_FLAG([-Wall], [CFLAGS="$CFLAGS -Wall"])

libpkgconf/bsdstubs.c

@@ -20,6 +20,7 @@
 #include <stdlib.h>
 #include <sys/types.h>
 #include <string.h>
+#include <errno.h>
 
 #include <libpkgconf/bsdstubs.h>
 #include <libpkgconf/config.h>

libpkgconf/libpkgconf.h

@@ -79,8 +79,8 @@ typedef struct pkgconf_cross_personality_ pkgconf_cross_personality_t;
 #define PKGCONF_FOREACH_LIST_ENTRY_REVERSE(tail, value) \
 	for ((value) = (tail); (value) != NULL; (value) = (value)->prev)
 
-#define LIBPKGCONF_VERSION	10700
+#define LIBPKGCONF_VERSION	10900
-#define LIBPKGCONF_VERSION_STR	"1.7.0"
+#define LIBPKGCONF_VERSION_STR	"1.9.0"
 
 struct pkgconf_fragment_ {
 	pkgconf_node_t iter;

man/pc.5

@@ -110,6 +110,9 @@ statically.
 Libraries this package depends on for linking against it statically, which are
 not described as dependencies should be specified here.
 (optional; fragment list)
+.It License
+The asserted SPDX license tag that should be applied to the given package.
+(optional; literal; pkgconf extension)
 .It Requires
 Required dependencies that must be met for the package to be usable.
 All dependencies must be satisfied or the pkg-config implementation must not use

meson.build

@@ -1,5 +1,5 @@
 project('pkgconf', 'c',
-  version : '1.8.0',
+  version : '1.9.0',
   license : 'ISC',
   meson_version : '>=0.47',
   default_options : ['c_std=c99'],
@@ -82,8 +82,8 @@ libpkgconf = library('pkgconf',
   'libpkgconf/tuple.c',
   c_args: ['-DLIBPKGCONF_EXPORT', build_static],
   install : true,
-  version : '3.0.0',
+  version : '4.0.0',
-  soversion : '3',
+  soversion : '4',
 )
 
 # For other projects using libpkgconfig as a subproject