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main: add --pure flag (#83) which allows a static-linking dependency graph to be evaluated as if it were otherwise normal

feature/tap-sh
William Pitcock 2016-11-15 22:01:17 -06:00
parent 96014b0286
commit ec10dd8edb
1 changed files with 11 additions and 0 deletions
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11
main.c
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@ -48,6 +48,7 @@
#define PKG_VALIDATE (((uint64_t) 1) << 30)
#define PKG_LIST_PACKAGE_NAMES (((uint64_t) 1) << 31)
#define PKG_NO_PROVIDES (((uint64_t) 1) << 32)
#define PKG_PURE (((uint64_t) 1) << 33)
static unsigned int global_traverse_flags = PKGCONF_PKG_PKGF_NONE;
@ -616,6 +617,8 @@ usage(void)
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(" --pure optimize a static dependency graph as if it were a normal\n");
printf(" dependency graph\n");
printf(" --env-only look only for package entries in PKG_CONFIG_PATH\n");
printf(" --ignore-conflicts ignore 'conflicts' rules in modules\n");
printf(" --validate validate specific .pc files for correctness\n");
@ -671,6 +674,7 @@ main(int argc, char *argv[])
{ "short-errors", no_argument, NULL, 10, },
{ "maximum-traverse-depth", required_argument, NULL, 11, },
{ "static", no_argument, &want_flags, PKG_STATIC, },
{ "pure", no_argument, &want_flags, PKG_PURE, },
{ "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, },
@ -791,6 +795,13 @@ main(int argc, char *argv[])
if ((want_flags & PKG_STATIC) == PKG_STATIC)
global_traverse_flags |= (PKGCONF_PKG_PKGF_SEARCH_PRIVATE | PKGCONF_PKG_PKGF_MERGE_PRIVATE_FRAGMENTS);
/* if --static and --pure are both specified, then disable merge-back.
* this allows for a --static which searches private modules, but has the same fragment behaviour as if
* --static were disabled. see <https://github.com/pkgconf/pkgconf/issues/83> for rationale.
*/
if ((want_flags & PKG_PURE) == PKG_PURE)
global_traverse_flags &= ~PKGCONF_PKG_PKGF_MERGE_PRIVATE_FRAGMENTS;
if ((want_flags & PKG_ENV_ONLY) == PKG_ENV_ONLY)
global_traverse_flags |= PKGCONF_PKG_PKGF_ENV_ONLY;