2011-07-25 04:46:10 +00:00
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/*
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* main.c
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* main() routine, printer functions
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*
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* Copyright (c) 2011 William Pitcock <nenolod@dereferenced.org>.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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2012-04-30 18:50:31 +00:00
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#include "config.h"
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2011-07-25 06:48:40 +00:00
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#include <libgen.h>
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2011-07-25 05:06:37 +00:00
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2011-07-25 04:46:10 +00:00
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#include "pkg.h"
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2012-04-30 18:50:31 +00:00
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#ifdef HAVE_GETOPT_LONG
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# include <getopt.h>
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#else
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# include "bsdstubs.h"
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#endif
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2011-07-25 05:36:57 +00:00
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/* we are compatible with 0.26 of pkg-config */
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#define PKGCONFIG_VERSION_EQUIV "0.26"
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2012-05-01 01:10:56 +00:00
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static int want_help = 0;
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2011-07-25 05:26:55 +00:00
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static int want_version = 0;
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2011-07-25 05:06:37 +00:00
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static int want_cflags = 0;
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static int want_libs = 0;
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2011-07-25 05:21:54 +00:00
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static int want_modversion = 0;
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2011-07-26 23:44:28 +00:00
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static int want_static = 0;
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2011-07-27 00:59:53 +00:00
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static int want_requires = 0;
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2011-07-27 01:04:09 +00:00
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static int want_variables = 0;
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2011-07-27 01:37:19 +00:00
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static int want_digraph = 0;
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2011-07-26 23:44:28 +00:00
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static int maximum_traverse_depth = 2;
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2011-07-25 04:54:39 +00:00
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2011-07-25 05:36:57 +00:00
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static char *required_pkgconfig_version = NULL;
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2011-07-26 23:47:42 +00:00
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static char *required_module_version = NULL;
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2011-07-25 23:17:28 +00:00
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static char *want_variable = NULL;
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2011-07-25 05:36:57 +00:00
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2011-07-25 04:46:10 +00:00
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static void
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print_cflags(pkg_t *pkg, void *unused)
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{
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if (pkg->cflags != NULL)
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printf("%s ", pkg->cflags);
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}
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static void
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print_libs(pkg_t *pkg, void *unused)
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{
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if (pkg->libs != NULL)
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printf("%s ", pkg->libs);
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2012-05-02 21:53:43 +00:00
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if (want_static && pkg->libs_private != NULL)
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printf("%s ", pkg->libs_private);
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2011-07-25 04:46:10 +00:00
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}
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2011-07-25 06:03:35 +00:00
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static void
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print_modversion(pkg_t *pkg, void *unused)
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{
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if (pkg->version != NULL)
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printf("%s\n", pkg->version);
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}
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2011-07-25 23:17:28 +00:00
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static void
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print_variable(pkg_t *pkg, void *unused)
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{
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char *variable;
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variable = tuple_find(pkg->vars, want_variable);
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if (variable != NULL)
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printf("%s ", variable);
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}
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2011-07-27 01:04:09 +00:00
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static void
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print_variables(pkg_t *pkg, void *unused)
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{
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pkg_tuple_t *node;
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foreach_list_entry(pkg->vars, node)
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printf("%s\n", node->key);
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}
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2011-07-27 00:59:53 +00:00
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static void
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print_requires(pkg_t *pkg, void *unused)
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{
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pkg_dependency_t *node;
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foreach_list_entry(pkg->requires, node)
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{
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printf("%s", node->package);
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if (node->version != NULL)
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printf(" %s %s", pkg_get_comparator(node), node->version);
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printf("\n");
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}
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}
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2011-07-27 01:37:19 +00:00
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static void
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print_digraph_node(pkg_t *pkg, void *unused)
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{
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pkg_dependency_t *node;
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printf("\"%s\" [fontname=Sans fontsize=8]\n", pkg->id);
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foreach_list_entry(pkg->requires, node)
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{
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printf("\"%s\" -- \"%s\" [fontname=Sans fontsize=8]\n", node->package, pkg->id);
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}
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}
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2011-07-25 05:19:55 +00:00
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typedef struct pkg_queue_ {
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struct pkg_queue_ *prev, *next;
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const char *package;
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} pkg_queue_t;
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static pkg_queue_t *
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pkg_queue_push(pkg_queue_t *parent, const char *package)
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{
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pkg_queue_t *pkgq = calloc(sizeof(pkg_queue_t), 1);
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pkgq->package = package;
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pkgq->prev = parent;
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if (pkgq->prev != NULL)
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pkgq->prev->next = pkgq;
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return pkgq;
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}
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2011-07-25 04:46:10 +00:00
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int
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2011-07-25 05:19:55 +00:00
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pkg_queue_walk(pkg_queue_t *head)
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2011-07-25 04:46:10 +00:00
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{
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2011-07-25 05:19:55 +00:00
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int wanted_something = 0;
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pkg_queue_t *pkgq;
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2011-07-25 06:03:35 +00:00
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pkg_t world = (pkg_t){
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2011-07-27 01:37:19 +00:00
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.id = "world",
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2011-07-25 06:03:35 +00:00
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.realname = "virtual"
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};
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2011-07-25 04:46:10 +00:00
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2011-07-25 06:22:04 +00:00
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/* if maximum_traverse_depth is one, then we will not traverse deeper
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* than our virtual package.
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*/
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if (!maximum_traverse_depth)
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maximum_traverse_depth = -1;
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2011-07-25 06:48:40 +00:00
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else if (maximum_traverse_depth > 0)
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2011-07-25 06:22:04 +00:00
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maximum_traverse_depth++;
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2011-07-25 05:19:55 +00:00
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foreach_list_entry(head, pkgq)
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2011-07-25 04:46:10 +00:00
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{
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2011-07-25 21:53:12 +00:00
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pkg_dependency_t *pkgdep;
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pkgdep = parse_deplist(&world, pkgq->package);
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world.requires = pkg_dependency_append(world.requires, pkgdep);
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2011-07-25 06:03:35 +00:00
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}
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2011-07-25 22:44:05 +00:00
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/* we should verify that the graph is complete before attempting to compute cflags etc. */
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pkg_verify_graph(&world, maximum_traverse_depth);
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2011-07-27 01:37:19 +00:00
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if (want_digraph)
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{
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printf("graph deptree {\n");
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printf("edge [color=blue len=7.5 fontname=Sans fontsize=8]\n");
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printf("node [fontname=Sans fontsize=8]\n");
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2012-05-02 21:44:58 +00:00
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pkg_traverse(&world, print_digraph_node, NULL, maximum_traverse_depth, PKGF_NONE);
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2011-07-27 01:37:19 +00:00
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printf("}\n");
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return EXIT_SUCCESS;
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}
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2011-07-25 06:03:35 +00:00
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if (want_modversion)
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{
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wanted_something = 0;
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want_cflags = 0;
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want_libs = 0;
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2012-05-02 21:44:58 +00:00
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pkg_traverse(&world, print_modversion, NULL, 2, PKGF_NONE);
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2011-07-25 06:03:35 +00:00
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}
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2011-07-27 01:04:09 +00:00
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if (want_variables)
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{
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wanted_something = 0;
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want_cflags = 0;
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want_libs = 0;
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2012-05-02 21:44:58 +00:00
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pkg_traverse(&world, print_variables, NULL, 2, PKGF_NONE);
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2011-07-27 01:04:09 +00:00
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}
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2011-07-27 00:59:53 +00:00
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if (want_requires)
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{
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pkg_dependency_t *iter;
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wanted_something = 0;
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want_cflags = 0;
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want_libs = 0;
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foreach_list_entry(world.requires, iter)
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{
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pkg_t *pkg;
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pkg = pkg_verify_dependency(iter);
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print_requires(pkg, NULL);
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}
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}
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2011-07-25 06:03:35 +00:00
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if (want_cflags)
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{
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wanted_something++;
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2012-05-02 21:48:23 +00:00
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pkg_traverse(&world, print_cflags, NULL, maximum_traverse_depth, PKGF_SEARCH_PRIVATE);
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2011-07-25 06:03:35 +00:00
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}
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if (want_libs)
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{
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wanted_something++;
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2012-05-02 22:01:17 +00:00
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pkg_traverse(&world, print_libs, NULL, maximum_traverse_depth, want_static ? PKGF_SEARCH_PRIVATE : PKGF_NONE);
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2011-07-25 04:46:10 +00:00
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}
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2011-07-25 05:19:55 +00:00
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2011-07-25 23:17:28 +00:00
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if (want_variable)
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{
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wanted_something++;
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2012-05-02 21:44:58 +00:00
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pkg_traverse(&world, print_variable, NULL, 2, PKGF_NONE);
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2011-07-25 23:17:28 +00:00
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}
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2011-07-25 05:19:55 +00:00
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if (wanted_something)
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printf("\n");
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return EXIT_SUCCESS;
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2011-07-25 04:54:39 +00:00
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}
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2011-07-25 04:46:10 +00:00
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2011-07-25 05:26:55 +00:00
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static void
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version(void)
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{
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printf("%s %s\n", PACKAGE_NAME, PACKAGE_VERSION);
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}
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2012-05-01 01:10:56 +00:00
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static void
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usage(void)
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{
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printf("usage: %s [OPTIONS] [LIBRARIES]\n", PACKAGE_NAME);
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printf("\nbasic options:\n\n");
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printf(" --help this message\n");
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printf(" --version print pkgconf version to stdout\n");
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printf(" --atleast-pkgconfig-version check whether or not pkgconf is compatible\n");
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printf(" with a specified pkg-config version\n");
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printf("\nchecking specific pkg-config database entries:\n\n");
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printf(" --atleast-version require a specific version of a module\n");
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printf(" --exists check whether or not a module exists\n");
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printf(" --maximum-traverse-depth maximum allowed depth for dependency graph\n");
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printf(" --static be more aggressive when computing dependency graph\n");
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printf(" (for static linking)\n");
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printf("\nquerying specific pkg-config database fields:\n\n");
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printf(" --variable=varname print specified variable entry to stdout\n");
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printf(" --cflags print required CFLAGS to stdout\n");
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printf(" --libs print required linker flags to stdout\n");
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printf(" --print-requires print required dependency frameworks to stdout\n");
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printf(" --print-variables print all known variables in module to stdout\n");
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printf(" --digraph print entire dependency graph in graphviz 'dot' format\n");
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printf("\nreport bugs to <%s>.\n", PACKAGE_BUGREPORT);
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}
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2011-07-25 04:54:39 +00:00
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int
|
2012-04-30 18:50:31 +00:00
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main(int argc, char *argv[])
|
2011-07-25 04:54:39 +00:00
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{
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2011-07-25 05:06:37 +00:00
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int ret;
|
2011-07-25 05:19:55 +00:00
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pkg_queue_t *pkgq = NULL;
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pkg_queue_t *pkgq_head = NULL;
|
2011-07-25 05:06:37 +00:00
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2012-04-30 18:50:31 +00:00
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struct option options[] = {
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{ "version", no_argument, &want_version, 1, },
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{ "atleast-version", required_argument, NULL, 2, },
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{ "atleast-pkgconfig-version", required_argument, NULL, 3, },
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{ "libs", no_argument, &want_libs, 4, },
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{ "cflags", no_argument, &want_cflags, 5, },
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{ "modversion", no_argument, &want_modversion, 6, },
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{ "variable", required_argument, NULL, 7, },
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{ "exists", no_argument, NULL, 8, },
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{ "print-errors", no_argument, NULL, 9, },
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{ "short-errors", no_argument, NULL, 10, },
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{ "maximum-traverse-depth", required_argument, NULL, 11, },
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{ "static", no_argument, &want_static, 12, },
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{ "print-requires", no_argument, &want_requires, 13, },
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{ "print-variables", no_argument, &want_variables, 14, },
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{ "digraph", no_argument, &want_digraph, 15, },
|
2012-05-01 01:10:56 +00:00
|
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{ "help", no_argument, &want_help, 16, },
|
2012-04-30 18:50:31 +00:00
|
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{ NULL, 0, NULL, 0 }
|
2011-07-25 05:06:37 +00:00
|
|
|
};
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|
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|
|
2012-04-30 18:50:31 +00:00
|
|
|
while ((ret = getopt_long(argc, argv, "", options, NULL)) != -1)
|
2011-07-25 05:06:37 +00:00
|
|
|
{
|
2012-04-30 18:50:31 +00:00
|
|
|
switch (ret)
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|
|
|
{
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|
|
|
case 2:
|
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|
|
required_module_version = optarg;
|
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|
|
break;
|
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|
|
case 3:
|
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|
|
required_pkgconfig_version = optarg;
|
|
|
|
break;
|
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|
|
case 7:
|
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|
|
want_variable = optarg;
|
|
|
|
break;
|
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|
|
case 11:
|
|
|
|
maximum_traverse_depth = atoi(optarg);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
2011-07-25 05:06:37 +00:00
|
|
|
}
|
2011-07-25 06:48:40 +00:00
|
|
|
|
2011-07-25 05:26:55 +00:00
|
|
|
if (want_version)
|
|
|
|
{
|
|
|
|
version();
|
|
|
|
return EXIT_SUCCESS;
|
|
|
|
}
|
|
|
|
|
2012-05-01 01:10:56 +00:00
|
|
|
if (want_help)
|
|
|
|
{
|
|
|
|
usage();
|
|
|
|
return EXIT_SUCCESS;
|
|
|
|
}
|
|
|
|
|
2011-07-26 23:44:28 +00:00
|
|
|
if (want_static)
|
|
|
|
maximum_traverse_depth++;
|
|
|
|
|
2011-07-25 05:36:57 +00:00
|
|
|
if (required_pkgconfig_version != NULL)
|
|
|
|
{
|
2011-07-26 17:05:29 +00:00
|
|
|
if (pkg_compare_version(PKGCONFIG_VERSION_EQUIV, required_pkgconfig_version) >= 0)
|
|
|
|
return EXIT_SUCCESS;
|
|
|
|
|
|
|
|
return EXIT_FAILURE;
|
2011-07-25 05:36:57 +00:00
|
|
|
}
|
|
|
|
|
2011-07-26 23:47:42 +00:00
|
|
|
if (required_module_version != NULL)
|
|
|
|
{
|
|
|
|
pkg_t *pkg;
|
|
|
|
const char *package;
|
|
|
|
|
2012-04-30 18:50:31 +00:00
|
|
|
package = argv[optind];
|
2011-07-26 23:47:42 +00:00
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
2011-07-25 05:06:37 +00:00
|
|
|
while (1)
|
|
|
|
{
|
2012-04-30 18:50:31 +00:00
|
|
|
const char *package = argv[optind++];
|
2011-07-25 05:06:37 +00:00
|
|
|
if (package == NULL)
|
|
|
|
break;
|
|
|
|
|
2011-07-25 05:19:55 +00:00
|
|
|
pkgq = pkg_queue_push(pkgq, package);
|
|
|
|
if (pkgq_head == NULL)
|
|
|
|
pkgq_head = pkgq;
|
2011-07-25 05:06:37 +00:00
|
|
|
}
|
|
|
|
|
2011-07-25 05:26:55 +00:00
|
|
|
if (pkgq_head == NULL)
|
|
|
|
{
|
|
|
|
fprintf(stderr, "Please specify at least one package name on the command line.\n");
|
|
|
|
return EXIT_FAILURE;
|
|
|
|
}
|
|
|
|
|
2011-07-25 05:19:55 +00:00
|
|
|
return pkg_queue_walk(pkgq_head);
|
2011-07-25 04:46:10 +00:00
|
|
|
}
|