From 5a6a586a76229a6371881a235e15e012c8955aa5 Mon Sep 17 00:00:00 2001
From: William Pitcock <nenolod@dereferenced.org>
Date: Tue, 26 Jul 2011 18:47:42 -0500
Subject: [PATCH] main: add --atleast-version

---
 main.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/main.c b/main.c
index eaf37f4..111a8ef 100644
--- a/main.c
+++ b/main.c
@@ -37,6 +37,7 @@ static int want_static = 0;
 static int maximum_traverse_depth = 2;
 
 static char *required_pkgconfig_version = NULL;
+static char *required_module_version = NULL;
 static char *want_variable = NULL;
 
 static void
@@ -165,6 +166,7 @@ main(int argc, const char *argv[])
 
 	struct poptOption options[] = {
 		{ "version", 0, POPT_ARG_NONE, &want_version, 0, "output pkgconf version" },
+		{ "atleast-version", 0, POPT_ARG_STRING, &required_module_version, 0, "require specified version of a module" },
 		{ "atleast-pkgconfig-version", 0, POPT_ARG_STRING, &required_pkgconfig_version, 0, "require compatibility level with specified version of pkg-config" },
 		{ "libs", 0, POPT_ARG_NONE, &want_libs, 0, "output all linker flags" },
 		{ "cflags", 0, POPT_ARG_NONE, &want_cflags, 0, "output all compiler flags" },
@@ -206,6 +208,25 @@ main(int argc, const char *argv[])
 		return EXIT_FAILURE;
 	}
 
+	if (required_module_version != NULL)
+	{
+		pkg_t *pkg;
+		const char *package;
+
+		package = poptGetArg(opt_context);
+		if (package == NULL)
+			return EXIT_SUCCESS;
+
+		pkg = pkg_find(package);
+		if (pkg == NULL)
+			return EXIT_FAILURE;
+
+		if (pkg_compare_version(pkg->version, required_module_version) >= 0)
+			return EXIT_SUCCESS;
+
+		return EXIT_FAILURE;
+	}
+
 	while (1)
 	{
 		const char *package = poptGetArg(opt_context);