pkgconf/main.c

987 lines
26 KiB
C

/*
* main.c
* main() routine, printer functions
*
* Copyright (c) 2011, 2012, 2013 pkgconf authors (see AUTHORS).
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* This software is provided 'as is' and without any warranty, express or
* implied. In no event shall the authors be liable for any damages arising
* from the use of this software.
*/
#include "config.h"
#include "pkg.h"
#include "bsdstubs.h"
#define PKG_CFLAGS_ONLY_I (1<<2)
#define PKG_CFLAGS_ONLY_OTHER (1<<3)
#define PKG_CFLAGS (PKG_CFLAGS_ONLY_I|PKG_CFLAGS_ONLY_OTHER)
#define PKG_LIBS_ONLY_LDPATH (1<<5)
#define PKG_LIBS_ONLY_LIBNAME (1<<6)
#define PKG_LIBS_ONLY_OTHER (1<<7)
#define PKG_LIBS (PKG_LIBS_ONLY_LDPATH|PKG_LIBS_ONLY_LIBNAME|PKG_LIBS_ONLY_OTHER)
#define PKG_MODVERSION (1<<8)
#define PKG_REQUIRES (1<<9)
#define PKG_REQUIRES_PRIVATE (1<<10)
#define PKG_VARIABLES (1<<11)
#define PKG_DIGRAPH (1<<12)
#define PKG_KEEP_SYSTEM_CFLAGS (1<<13)
#define PKG_KEEP_SYSTEM_LIBS (1<<14)
#define PKG_VERSION (1<<15)
#define PKG_ABOUT (1<<16)
#define PKG_ENV_ONLY (1<<17)
#define PKG_ERRORS_ON_STDOUT (1<<18)
#define PKG_SILENCE_ERRORS (1<<19)
#define PKG_IGNORE_CONFLICTS (1<<20)
#define PKG_STATIC (1<<21)
#define PKG_NO_UNINSTALLED (1<<22)
#define PKG_UNINSTALLED (1<<23)
#define PKG_LIST (1<<24)
#define PKG_HELP (1<<25)
#define PKG_PRINT_ERRORS (1<<26)
#define PKG_SIMULATE (1<<27)
#define PKG_NO_CACHE (1<<28)
#define PKG_PROVIDES (1<<29)
static unsigned int global_traverse_flags = PKGF_NONE;
static int want_flags;
static int maximum_traverse_depth = 2000;
static char *want_variable = NULL;
static char *sysroot_dir = NULL;
FILE *error_msgout = NULL;
static bool
fragment_has_system_dir(pkg_fragment_t *frag)
{
int check_flags = 0;
char *check_paths = NULL;
char *save, *chunk;
bool ret = false;
switch (frag->type)
{
case 'L':
check_flags = PKG_KEEP_SYSTEM_LIBS;
check_paths = strdup(SYSTEM_LIBDIR);
break;
case 'I':
check_flags = PKG_KEEP_SYSTEM_CFLAGS;
check_paths = strdup(SYSTEM_INCLUDEDIR);
break;
default:
return false;
}
for (chunk = strtok_r(check_paths, ":", &save); chunk != NULL; chunk = strtok_r(NULL, ":", &save))
{
if ((want_flags & check_flags) == 0 && !strcmp(chunk, frag->data))
{
ret = true;
break;
}
}
free(check_paths);
return ret;
}
static void
print_fragment(pkg_fragment_t *frag)
{
if (fragment_has_system_dir(frag))
return;
if (frag->type)
printf("-%c%s ", frag->type, frag->data);
else
printf("%s ", frag->data);
}
static void
print_list_entry(const pkg_t *entry)
{
if (entry->flags & PKG_PROPF_UNINSTALLED)
return;
printf("%-30s %s - %s\n", entry->id, entry->realname, entry->description);
}
static void
print_cflags(pkg_list_t *list)
{
pkg_node_t *node;
PKG_FOREACH_LIST_ENTRY(list->head, node)
{
pkg_fragment_t *frag = node->data;
int got_flags = 0;
if (frag->type == 'I')
got_flags = PKG_CFLAGS_ONLY_I;
else
got_flags = PKG_CFLAGS_ONLY_OTHER;
if ((want_flags & got_flags) == 0)
continue;
print_fragment(frag);
}
}
static void
print_libs(pkg_list_t *list)
{
pkg_node_t *node;
PKG_FOREACH_LIST_ENTRY(list->head, node)
{
pkg_fragment_t *frag = node->data;
int got_flags = 0;
switch (frag->type)
{
case 'L': got_flags = PKG_LIBS_ONLY_LDPATH; break;
case 'l': got_flags = PKG_LIBS_ONLY_LIBNAME; break;
default: got_flags = PKG_LIBS_ONLY_OTHER; break;
}
if ((want_flags & got_flags) == 0)
continue;
print_fragment(frag);
}
}
static void
print_modversion(pkg_t *pkg, void *unused, unsigned int flags)
{
(void) unused;
(void) flags;
if (pkg->version != NULL)
printf("%s\n", pkg->version);
}
static void
print_variables(pkg_t *pkg, void *unused, unsigned int flags)
{
pkg_node_t *node;
(void) unused;
(void) flags;
PKG_FOREACH_LIST_ENTRY(pkg->vars.head, node)
{
pkg_tuple_t *tuple = node->data;
printf("%s\n", tuple->key);
}
}
static void
print_requires(pkg_t *pkg)
{
pkg_node_t *node;
PKG_FOREACH_LIST_ENTRY(pkg->requires.head, node)
{
pkg_dependency_t *dep = node->data;
printf("%s", dep->package);
if (dep->version != NULL)
printf(" %s %s", pkg_get_comparator(dep), dep->version);
printf("\n");
}
}
static void
print_requires_private(pkg_t *pkg)
{
pkg_node_t *node;
PKG_FOREACH_LIST_ENTRY(pkg->requires_private.head, node)
{
pkg_dependency_t *dep = node->data;
printf("%s", dep->package);
if (dep->version != NULL)
printf(" %s %s", pkg_get_comparator(dep), dep->version);
printf("\n");
}
}
static void
print_digraph_node(pkg_t *pkg, void *unused, unsigned int flags)
{
pkg_node_t *node;
(void) unused;
(void) flags;
printf("\"%s\" [fontname=Sans fontsize=8]\n", pkg->id);
PKG_FOREACH_LIST_ENTRY(pkg->requires.head, node)
{
pkg_dependency_t *dep = node->data;
printf("\"%s\" -- \"%s\" [fontname=Sans fontsize=8]\n", dep->package, pkg->id);
}
}
static bool
apply_digraph(pkg_t *world, void *unused, int maxdepth, unsigned int flags)
{
int eflag;
printf("graph deptree {\n");
printf("edge [color=blue len=7.5 fontname=Sans fontsize=8]\n");
printf("node [fontname=Sans fontsize=8]\n");
eflag = pkg_traverse(world, print_digraph_node, unused, maxdepth, flags);
if (eflag != PKG_ERRF_OK)
return false;
printf("}\n");
return true;
}
static bool
apply_modversion(pkg_t *world, void *unused, int maxdepth, unsigned int flags)
{
int eflag;
eflag = pkg_traverse(world, print_modversion, unused, maxdepth, flags);
if (eflag != PKG_ERRF_OK)
return false;
return true;
}
static bool
apply_variables(pkg_t *world, void *unused, int maxdepth, unsigned int flags)
{
int eflag;
eflag = pkg_traverse(world, print_variables, unused, maxdepth, flags);
if (eflag != PKG_ERRF_OK)
return false;
return true;
}
typedef struct {
const char *variable;
char buf[PKG_BUFSIZE];
} var_request_t;
static void
print_variable(pkg_t *pkg, void *data, unsigned int flags)
{
var_request_t *req = data;
const char *var;
(void) flags;
var = pkg_tuple_find(&pkg->vars, req->variable);
if (var != NULL)
{
if (*(req->buf) == '\0')
{
memset(req->buf, 0, sizeof(req->buf));
if (*var == '/' && (flags & PKGF_MUNGE_SYSROOT_PREFIX) &&
(sysroot_dir != NULL && strncmp(var, sysroot_dir, strlen(sysroot_dir))))
strlcat(req->buf, sysroot_dir, sizeof(req->buf));
strlcat(req->buf, var, sizeof(req->buf));
return;
}
strlcat(req->buf, " ", sizeof(req->buf));
if (*var == '/' && (flags & PKGF_MUNGE_SYSROOT_PREFIX) &&
(sysroot_dir != NULL && strncmp(var, sysroot_dir, strlen(sysroot_dir))))
strlcat(req->buf, sysroot_dir, sizeof(req->buf));
strlcat(req->buf, var, sizeof(req->buf));
}
}
static bool
apply_variable(pkg_t *world, void *variable, int maxdepth, unsigned int flags)
{
int eflag;
var_request_t req = {
.variable = variable,
};
*req.buf = '\0';
eflag = pkg_traverse(world, print_variable, &req, maxdepth, flags);
if (eflag != PKG_ERRF_OK)
return false;
printf("%s\n", req.buf);
return true;
}
static bool
apply_cflags(pkg_t *world, void *list_head, int maxdepth, unsigned int flags)
{
pkg_list_t *list = list_head;
int eflag;
eflag = pkg_cflags(world, list, maxdepth, flags | PKGF_SEARCH_PRIVATE);
if (eflag != PKG_ERRF_OK)
return false;
if (list->head == NULL)
return true;
print_cflags(list);
pkg_fragment_free(list);
return true;
}
static bool
apply_libs(pkg_t *world, void *list_head, int maxdepth, unsigned int flags)
{
pkg_list_t *list = list_head;
int eflag;
eflag = pkg_libs(world, list, maxdepth, flags);
if (eflag != PKG_ERRF_OK)
return false;
if (list->head == NULL)
return true;
print_libs(list);
pkg_fragment_free(list);
return true;
}
static bool
apply_requires(pkg_t *world, void *unused, int maxdepth, unsigned int flags)
{
pkg_node_t *iter;
(void) unused;
(void) maxdepth;
PKG_FOREACH_LIST_ENTRY(world->requires.head, iter)
{
pkg_t *pkg;
pkg_dependency_t *dep = iter->data;
pkg = pkg_verify_dependency(dep, flags, NULL);
print_requires(pkg);
pkg_free(pkg);
}
return true;
}
static bool
apply_requires_private(pkg_t *world, void *unused, int maxdepth, unsigned int flags)
{
pkg_node_t *iter;
(void) unused;
(void) maxdepth;
PKG_FOREACH_LIST_ENTRY(world->requires.head, iter)
{
pkg_t *pkg;
pkg_dependency_t *dep = iter->data;
pkg = pkg_verify_dependency(dep, flags | PKGF_SEARCH_PRIVATE, NULL);
print_requires_private(pkg);
pkg_free(pkg);
}
return true;
}
static void
check_uninstalled(pkg_t *pkg, void *data, unsigned int flags)
{
int *retval = data;
(void) flags;
if (pkg->flags & PKG_PROPF_UNINSTALLED)
*retval = EXIT_SUCCESS;
}
static bool
apply_uninstalled(pkg_t *world, void *data, int maxdepth, unsigned int flags)
{
int eflag;
eflag = pkg_traverse(world, check_uninstalled, data, maxdepth, flags);
if (eflag != PKG_ERRF_OK)
return false;
return true;
}
static void
print_graph_node(pkg_t *pkg, void *data, unsigned int flags)
{
pkg_node_t *n;
(void) data;
(void) flags;
printf("node '%s' {\n", pkg->id);
if (pkg->version != NULL)
printf(" version = '%s';\n", pkg->version);
PKG_FOREACH_LIST_ENTRY(pkg->requires.head, n)
{
pkg_dependency_t *dep = n->data;
printf(" dependency '%s'", dep->package);
if (dep->compare != PKG_ANY)
{
printf(" {\n");
printf(" comparator = '%s';\n", pkg_get_comparator(dep));
printf(" version = '%s';\n", dep->version);
printf(" };\n");
}
else
printf(";\n");
}
printf("};\n");
}
static bool
apply_simulate(pkg_t *world, void *data, int maxdepth, unsigned int flags)
{
int eflag;
eflag = pkg_traverse(world, print_graph_node, data, maxdepth, flags);
if (eflag != PKG_ERRF_OK)
return false;
return true;
}
static void
version(void)
{
printf("%s\n", PKG_PKGCONFIG_VERSION_EQUIV);
}
static void
about(void)
{
printf("%s %s%s\n", PACKAGE_NAME, PACKAGE_VERSION, HAVE_STRICT_MODE ? " [strict]" : " [pkg-config " PKG_PKGCONFIG_VERSION_EQUIV " compatible]");
printf("Copyright (c) 2011, 2012, 2013, 2014, 2015 pkgconf authors (see AUTHORS in documentation directory).\n\n");
printf("Permission to use, copy, modify, and/or distribute this software for any\n");
printf("purpose with or without fee is hereby granted, provided that the above\n");
printf("copyright notice and this permission notice appear in all copies.\n\n");
printf("This software is provided 'as is' and without any warranty, express or\n");
printf("implied. In no event shall the authors be liable for any damages arising\n");
printf("from the use of this software.\n\n");
printf("Report bugs at <%s>.\n", PACKAGE_BUGREPORT);
}
static void
usage(void)
{
printf("usage: %s [OPTIONS] [LIBRARIES]\n", PACKAGE_NAME);
printf("\nbasic options:\n\n");
printf(" --help this message\n");
printf(" --about print pkgconf version and license to stdout\n");
printf(" --version print supported pkg-config version to stdout\n");
printf(" --atleast-pkgconfig-version check whether or not pkgconf is compatible\n");
printf(" with a specified pkg-config version\n");
printf(" --errors-to-stdout print all errors on stdout instead of stderr\n");
printf(" --silence-errors explicitly be silent about errors\n");
printf(" --list-all list all known packages\n");
printf(" --simulate simulate walking the calculated dependency graph\n");
printf(" --no-cache do not cache already seen packages when\n");
printf(" walking the dependency graph\n");
printf("\nchecking specific pkg-config database entries:\n\n");
printf(" --atleast-version require a specific version of a module\n");
printf(" --exact-version require an exact version of a module\n");
printf(" --max-version require a maximum version of a module\n");
printf(" --exists check whether or not a module exists\n");
printf(" --uninstalled check whether or not an uninstalled module will be used\n");
printf(" --no-uninstalled never use uninstalled modules when satisfying dependencies\n");
printf(" --maximum-traverse-depth maximum allowed depth for dependency graph\n");
printf(" --static be more aggressive when computing dependency graph\n");
printf(" (for static linking)\n");
printf(" --env-only look only for package entries in PKG_CONFIG_PATH\n");
printf(" --ignore-conflicts ignore 'conflicts' rules in modules\n");
printf("\nquerying specific pkg-config database fields:\n\n");
printf(" --define-variable=varname=value define variable 'varname' as 'value'\n");
printf(" --variable=varname print specified variable entry to stdout\n");
printf(" --cflags print required CFLAGS to stdout\n");
printf(" --cflags-only-I print required include-dir CFLAGS to stdout\n");
printf(" --cflags-only-other print required non-include-dir CFLAGS to stdout\n");
printf(" --libs print required linker flags to stdout\n");
printf(" --libs-only-L print required LDPATH linker flags to stdout\n");
printf(" --libs-only-l print required LIBNAME linker flags to stdout\n");
printf(" --libs-only-other print required other linker flags to stdout\n");
printf(" --print-requires print required dependency frameworks to stdout\n");
printf(" --print-requires-private print required dependency frameworks for static\n");
printf(" linking to stdout\n");
printf(" --print-variables print all known variables in module to stdout\n");
printf(" --digraph print entire dependency graph in graphviz 'dot' format\n");
printf(" --keep-system-cflags keep -I%s entries in cflags output\n", SYSTEM_INCLUDEDIR);
printf(" --keep-system-libs keep -L%s entries in libs output\n", SYSTEM_LIBDIR);
printf("\nreport bugs to <%s>.\n", PACKAGE_BUGREPORT);
}
int
main(int argc, char *argv[])
{
int ret;
pkg_list_t pkgq = PKG_LIST_INITIALIZER;
char *builddir;
char *required_pkgconfig_version = NULL;
char *required_exact_module_version = NULL;
char *required_max_module_version = NULL;
char *required_module_version = NULL;
want_flags = 0;
struct pkg_option options[] = {
{ "version", no_argument, &want_flags, PKG_VERSION|PKG_PRINT_ERRORS, },
{ "about", no_argument, &want_flags, PKG_ABOUT|PKG_PRINT_ERRORS, },
{ "atleast-version", required_argument, NULL, 2, },
{ "atleast-pkgconfig-version", required_argument, NULL, 3, },
{ "libs", no_argument, &want_flags, PKG_LIBS|PKG_PRINT_ERRORS, },
{ "cflags", no_argument, &want_flags, PKG_CFLAGS|PKG_PRINT_ERRORS, },
{ "modversion", no_argument, &want_flags, PKG_MODVERSION|PKG_PRINT_ERRORS, },
{ "variable", required_argument, NULL, 7, },
{ "exists", no_argument, NULL, 8, },
{ "print-errors", no_argument, &want_flags, PKG_PRINT_ERRORS, },
{ "short-errors", no_argument, NULL, 10, },
{ "maximum-traverse-depth", required_argument, NULL, 11, },
{ "static", no_argument, &want_flags, PKG_STATIC, },
{ "print-requires", no_argument, &want_flags, PKG_REQUIRES, },
{ "print-variables", no_argument, &want_flags, PKG_VARIABLES|PKG_PRINT_ERRORS, },
{ "digraph", no_argument, &want_flags, PKG_DIGRAPH, },
{ "help", no_argument, &want_flags, PKG_HELP, },
{ "env-only", no_argument, &want_flags, PKG_ENV_ONLY, },
{ "print-requires-private", no_argument, &want_flags, PKG_REQUIRES_PRIVATE, },
{ "cflags-only-I", no_argument, &want_flags, PKG_CFLAGS_ONLY_I|PKG_PRINT_ERRORS, },
{ "cflags-only-other", no_argument, &want_flags, PKG_CFLAGS_ONLY_OTHER|PKG_PRINT_ERRORS, },
{ "libs-only-L", no_argument, &want_flags, PKG_LIBS_ONLY_LDPATH|PKG_PRINT_ERRORS, },
{ "libs-only-l", no_argument, &want_flags, PKG_LIBS_ONLY_LIBNAME|PKG_PRINT_ERRORS, },
{ "libs-only-other", no_argument, &want_flags, PKG_LIBS_ONLY_OTHER|PKG_PRINT_ERRORS, },
{ "uninstalled", no_argument, &want_flags, PKG_UNINSTALLED, },
{ "no-uninstalled", no_argument, &want_flags, PKG_NO_UNINSTALLED, },
{ "keep-system-cflags", no_argument, &want_flags, PKG_KEEP_SYSTEM_CFLAGS, },
{ "keep-system-libs", no_argument, &want_flags, PKG_KEEP_SYSTEM_LIBS, },
{ "define-variable", required_argument, NULL, 27, },
{ "exact-version", required_argument, NULL, 28, },
{ "max-version", required_argument, NULL, 29, },
{ "ignore-conflicts", no_argument, &want_flags, PKG_IGNORE_CONFLICTS, },
{ "errors-to-stdout", no_argument, &want_flags, PKG_ERRORS_ON_STDOUT, },
{ "silence-errors", no_argument, &want_flags, PKG_SILENCE_ERRORS, },
{ "list-all", no_argument, &want_flags, PKG_LIST|PKG_PRINT_ERRORS, },
{ "simulate", no_argument, &want_flags, PKG_SIMULATE, },
{ "no-cache", no_argument, &want_flags, PKG_NO_CACHE, },
{ "print-provides", no_argument, &want_flags, PKG_PROVIDES, },
{ "debug", no_argument, &want_flags, 0, },
{ NULL, 0, NULL, 0 }
};
while ((ret = pkg_getopt_long_only(argc, argv, "", options, NULL)) != -1)
{
switch (ret)
{
case 2:
required_module_version = pkg_optarg;
break;
case 3:
required_pkgconfig_version = pkg_optarg;
break;
case 7:
want_variable = pkg_optarg;
break;
case 11:
maximum_traverse_depth = atoi(pkg_optarg);
break;
case 27:
pkg_tuple_define_global(pkg_optarg);
break;
case 28:
required_exact_module_version = pkg_optarg;
break;
case 29:
required_max_module_version = pkg_optarg;
break;
case '?':
case ':':
return EXIT_FAILURE;
break;
default:
break;
}
}
if ((want_flags & PKG_PRINT_ERRORS) != PKG_PRINT_ERRORS)
want_flags |= (PKG_SILENCE_ERRORS);
if ((want_flags & PKG_SILENCE_ERRORS) == PKG_SILENCE_ERRORS && !getenv("PKG_CONFIG_DEBUG_SPEW"))
want_flags |= (PKG_SILENCE_ERRORS);
else
want_flags &= ~(PKG_SILENCE_ERRORS);
if ((want_flags & PKG_ABOUT) == PKG_ABOUT)
{
about();
return EXIT_SUCCESS;
}
if ((want_flags & PKG_VERSION) == PKG_VERSION)
{
version();
return EXIT_SUCCESS;
}
if ((want_flags & PKG_HELP) == PKG_HELP)
{
usage();
return EXIT_SUCCESS;
}
error_msgout = stderr;
if ((want_flags & PKG_ERRORS_ON_STDOUT) == PKG_ERRORS_ON_STDOUT)
error_msgout = stdout;
if ((want_flags & PKG_SILENCE_ERRORS) == PKG_SILENCE_ERRORS)
error_msgout = fopen(PATH_DEV_NULL, "w");
if ((want_flags & PKG_IGNORE_CONFLICTS) == PKG_IGNORE_CONFLICTS || getenv("PKG_CONFIG_IGNORE_CONFLICTS") != NULL)
global_traverse_flags |= PKGF_SKIP_CONFLICTS;
if ((want_flags & PKG_STATIC) == PKG_STATIC)
global_traverse_flags |= (PKGF_SEARCH_PRIVATE | PKGF_MERGE_PRIVATE_FRAGMENTS);
if ((want_flags & PKG_ENV_ONLY) == PKG_ENV_ONLY)
global_traverse_flags |= PKGF_ENV_ONLY;
if ((want_flags & PKG_NO_CACHE) == PKG_NO_CACHE)
global_traverse_flags |= PKGF_NO_CACHE;
if ((want_flags & PKG_NO_UNINSTALLED) == PKG_NO_UNINSTALLED || getenv("PKG_CONFIG_DISABLE_UNINSTALLED") != NULL)
global_traverse_flags |= PKGF_NO_UNINSTALLED;
if (getenv("PKG_CONFIG_ALLOW_SYSTEM_CFLAGS") != NULL)
want_flags |= PKG_KEEP_SYSTEM_CFLAGS;
if (getenv("PKG_CONFIG_ALLOW_SYSTEM_LIBS") != NULL)
want_flags |= PKG_KEEP_SYSTEM_LIBS;
if ((builddir = getenv("PKG_CONFIG_TOP_BUILD_DIR")) != NULL)
pkg_tuple_add_global("pc_top_builddir", builddir);
else
pkg_tuple_add_global("pc_top_builddir", "$(top_builddir)");
if ((sysroot_dir = getenv("PKG_CONFIG_SYSROOT_DIR")) != NULL)
{
pkg_tuple_add_global("pc_sysrootdir", sysroot_dir);
global_traverse_flags |= PKGF_MUNGE_SYSROOT_PREFIX;
}
else
pkg_tuple_add_global("pc_sysrootdir", "/");
if (required_pkgconfig_version != NULL)
{
if (pkg_compare_version(PKG_PKGCONFIG_VERSION_EQUIV, required_pkgconfig_version) >= 0)
return EXIT_SUCCESS;
return EXIT_FAILURE;
}
if ((want_flags & PKG_LIST) == PKG_LIST)
{
pkg_scan_all(print_list_entry);
return EXIT_SUCCESS;
}
if (required_module_version != NULL)
{
pkg_t *pkg;
pkg_node_t *node;
pkg_list_t deplist = PKG_LIST_INITIALIZER;
while (argv[pkg_optind])
{
pkg_dependency_parse_str(&deplist, argv[pkg_optind]);
pkg_optind++;
}
PKG_FOREACH_LIST_ENTRY(deplist.head, node)
{
pkg_dependency_t *pkgiter = node->data;
pkg = pkg_find(pkgiter->package, global_traverse_flags);
if (pkg == NULL)
return EXIT_FAILURE;
if (pkg_compare_version(pkg->version, required_module_version) >= 0)
return EXIT_SUCCESS;
}
return EXIT_FAILURE;
}
if (required_exact_module_version != NULL)
{
pkg_t *pkg;
pkg_node_t *node;
pkg_list_t deplist = PKG_LIST_INITIALIZER;
while (argv[pkg_optind])
{
pkg_dependency_parse_str(&deplist, argv[pkg_optind]);
pkg_optind++;
}
PKG_FOREACH_LIST_ENTRY(deplist.head, node)
{
pkg_dependency_t *pkgiter = node->data;
pkg = pkg_find(pkgiter->package, global_traverse_flags);
if (pkg == NULL)
return EXIT_FAILURE;
if (pkg_compare_version(pkg->version, required_exact_module_version) == 0)
return EXIT_SUCCESS;
}
return EXIT_FAILURE;
}
if (required_max_module_version != NULL)
{
pkg_t *pkg;
pkg_node_t *node;
pkg_list_t deplist = PKG_LIST_INITIALIZER;
while (argv[pkg_optind])
{
pkg_dependency_parse_str(&deplist, argv[pkg_optind]);
pkg_optind++;
}
PKG_FOREACH_LIST_ENTRY(deplist.head, node)
{
pkg_dependency_t *pkgiter = node->data;
pkg = pkg_find(pkgiter->package, global_traverse_flags);
if (pkg == NULL)
return EXIT_FAILURE;
if (pkg_compare_version(pkg->version, required_max_module_version) <= 0)
return EXIT_SUCCESS;
}
return EXIT_FAILURE;
}
while (1)
{
const char *package = argv[pkg_optind];
if (package == NULL)
break;
while (isspace(package[0]))
package++;
/* skip empty packages */
if (package[0] == '\0') {
pkg_optind++;
continue;
}
if (argv[pkg_optind + 1] == NULL || !PKG_OPERATOR_CHAR(*(argv[pkg_optind + 1])))
{
pkg_queue_push(&pkgq, package);
pkg_optind++;
}
else
{
char packagebuf[PKG_BUFSIZE];
snprintf(packagebuf, sizeof packagebuf, "%s %s %s", package, argv[pkg_optind + 1], argv[pkg_optind + 2]);
pkg_optind += 3;
pkg_queue_push(&pkgq, packagebuf);
}
}
if (pkgq.head == NULL)
{
fprintf(stderr, "Please specify at least one package name on the command line.\n");
return EXIT_FAILURE;
}
ret = EXIT_SUCCESS;
if ((want_flags & PKG_SIMULATE) == PKG_SIMULATE)
{
want_flags &= ~(PKG_CFLAGS|PKG_LIBS);
if (!pkg_queue_apply(&pkgq, apply_simulate, -1, global_traverse_flags | PKGF_SKIP_ERRORS, NULL))
{
ret = EXIT_FAILURE;
goto out;
}
}
if (!pkg_queue_validate(&pkgq, maximum_traverse_depth, global_traverse_flags))
{
ret = EXIT_FAILURE;
goto out;
}
if ((want_flags & PKG_UNINSTALLED) == PKG_UNINSTALLED)
{
ret = EXIT_FAILURE;
pkg_queue_apply(&pkgq, apply_uninstalled, maximum_traverse_depth, global_traverse_flags, &ret);
goto out;
}
if ((want_flags & PKG_PROVIDES) == PKG_PROVIDES)
{
fprintf(stderr, "pkgconf: warning: --print-provides requested which is intentionally unimplemented, along with\n");
fprintf(stderr, " the rest of the Provides system. The Provides system is broken by design and requires loading every\n");
fprintf(stderr, " package module to calculate the dependency graph. In practice, there are no consumers of this system\n");
fprintf(stderr, " so it will remain unimplemented until such time that something actually uses it.\n");
}
if ((want_flags & PKG_DIGRAPH) == PKG_DIGRAPH)
{
want_flags &= ~(PKG_CFLAGS|PKG_LIBS);
if (!pkg_queue_apply(&pkgq, apply_digraph, maximum_traverse_depth, global_traverse_flags, NULL))
{
ret = EXIT_FAILURE;
goto out;
}
}
if ((want_flags & PKG_MODVERSION) == PKG_MODVERSION)
{
want_flags &= ~(PKG_CFLAGS|PKG_LIBS);
if (!pkg_queue_apply(&pkgq, apply_modversion, 2, global_traverse_flags, NULL))
{
ret = EXIT_FAILURE;
goto out;
}
}
if ((want_flags & PKG_VARIABLES) == PKG_VARIABLES)
{
want_flags &= ~(PKG_CFLAGS|PKG_LIBS);
if (!pkg_queue_apply(&pkgq, apply_variables, 2, global_traverse_flags, NULL))
{
ret = EXIT_FAILURE;
goto out;
}
}
if (want_variable)
{
want_flags &= ~(PKG_CFLAGS|PKG_LIBS);
if (!pkg_queue_apply(&pkgq, apply_variable, 2, global_traverse_flags | PKGF_SKIP_ROOT_VIRTUAL, want_variable))
{
ret = EXIT_FAILURE;
goto out;
}
}
if ((want_flags & PKG_REQUIRES) == PKG_REQUIRES)
{
want_flags &= ~(PKG_CFLAGS|PKG_LIBS);
if (!pkg_queue_apply(&pkgq, apply_requires, maximum_traverse_depth, global_traverse_flags, NULL))
{
ret = EXIT_FAILURE;
goto out;
}
}
if ((want_flags & PKG_REQUIRES_PRIVATE) == PKG_REQUIRES_PRIVATE)
{
want_flags &= ~(PKG_CFLAGS|PKG_LIBS);
if (!pkg_queue_apply(&pkgq, apply_requires_private, maximum_traverse_depth, global_traverse_flags, NULL))
{
ret = EXIT_FAILURE;
goto out;
}
}
if ((want_flags & PKG_CFLAGS))
{
pkg_list_t frag_list = PKG_LIST_INITIALIZER;
if (!pkg_queue_apply(&pkgq, apply_cflags, maximum_traverse_depth, global_traverse_flags, &frag_list))
{
ret = EXIT_FAILURE;
goto out_println;
}
}
if ((want_flags & PKG_LIBS))
{
pkg_list_t frag_list = PKG_LIST_INITIALIZER;
if (!pkg_queue_apply(&pkgq, apply_libs, maximum_traverse_depth, global_traverse_flags, &frag_list))
{
ret = EXIT_FAILURE;
goto out_println;
}
}
pkg_queue_free(&pkgq);
out_println:
if (want_flags & (PKG_CFLAGS|PKG_LIBS))
printf(" \n");
out:
pkg_tuple_free_global();
pkg_cache_free();
return ret;
}