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-rw-r--r--core.lv2/lv2config.c84
1 files changed, 61 insertions, 23 deletions
diff --git a/core.lv2/lv2config.c b/core.lv2/lv2config.c
index 46859f2..747b3c1 100644
--- a/core.lv2/lv2config.c
+++ b/core.lv2/lv2config.c
@@ -43,6 +43,8 @@
#define NS_RDF "http://www.w3.org/1999/02/22-rdf-syntax-ns#"
#define NS_LV2 "http://lv2plug.in/ns/lv2core#"
+static const size_t file_scheme_len = 7; /* strlen("file://") */
+
/** Record of an LV2 specification. */
typedef struct _Spec {
SerdNode uri;
@@ -144,7 +146,7 @@ discover_manifest(World* world, const char* uri)
world->state = serd_read_state_new(env, (const uint8_t*)uri);
- const char* const path = uri + strlen("file://");
+ const char* const path = uri + file_scheme_len;
FILE* fd = fopen(path, "r");
if (fd) {
world->current_file = (const uint8_t*)uri;
@@ -208,7 +210,7 @@ discover_dir(World* world, const char* dir_path, const char* inc_dir)
continue;
}
- char* uri = malloc(strlen("file://")
+ char* uri = malloc(file_scheme_len
+ strlen(full_path) + 1
+ strlen(file->d_name) + 1
+ strlen("manifest.ttl") + 1);
@@ -251,7 +253,7 @@ discover_path(World* world, const char* lv2_path, const char* inc_dir)
}
/** Return the output include dir based on path (prepend DESTDIR). */
-char*
+static char*
output_dir(const char* path)
{
char* destdir = getenv("DESTDIR");
@@ -290,13 +292,44 @@ mkdir_parents(const char* dir_path)
return 0;
}
+/** Order specifications by URI. */
+static int
+spec_cmp(const void* a_ptr, const void* b_ptr)
+{
+ const Spec* a = (const Spec*)a_ptr;
+ const Spec* b = (const Spec*)b_ptr;
+ return strcmp((const char*)a->uri.buf, (const char*)b->uri.buf);
+}
+
+
/** Build an LV2 include tree for all specifications. */
static void
-build_trees(World* world)
+output_includes(World* world)
{
+ /* Sort specs array. */
+ qsort(world->specs, world->n_specs, sizeof(Spec), spec_cmp);
+
/* Make a link in the include tree for each specification bundle. */
- for (size_t i = 0; i < world->n_specs; ++i) {
- Spec* spec = &world->specs[i];
+ const Spec* last_spec = NULL;
+ for (unsigned i = 0; i < world->n_specs; ++i) {
+ const Spec* const spec = &world->specs[i];
+
+ /* Skip duplicate extensions with a warning. */
+ if (last_spec && !strcmp((const char*)last_spec->uri.buf,
+ (const char*)spec->uri.buf)) {
+ fprintf(stderr,
+ "lv2config: %s: warning: Duplicate extension <%s>.\n"
+ "lv2config: %s: note: Using this version.\n",
+ (const char*)last_spec->manifest.buf + file_scheme_len,
+ (const char*)spec->uri.buf,
+ (const char*)spec->manifest.buf + file_scheme_len);
+
+ continue;
+ }
+ last_spec = spec;
+
+ /* Build path to include directory for this specification. */
+
const char* path = strchr((const char*)spec->uri.buf, ':');
if (!path) {
fprintf(stderr, "lv2config: Invalid URI <%s>\n", spec->uri.buf);
@@ -305,7 +338,7 @@ build_trees(World* world)
for (++path; (path[0] == '/' && path[0] != '\0'); ++path) {}
const char* bundle_uri = (const char*)spec->manifest.buf;
- char* bundle_path = strdup(bundle_uri + strlen("file://"));
+ char* bundle_path = strdup(bundle_uri + file_scheme_len);
char* last_sep = strrchr(bundle_path, LV2CORE_DIR_SEP[0]);
if (last_sep) {
*(last_sep + 1) = '\0';
@@ -321,23 +354,28 @@ build_trees(World* world)
free(rel_inc_path);
printf("%s => %s\n", inc_path, bundle_path);
- if (!mkdir_parents(inc_path)) {
- if (!access(inc_path, F_OK) && unlink(inc_path)) {
- fprintf(stderr, "lv2config: Failed to remove %s (%s)\n",
- inc_path, strerror(errno));
- free(inc_path);
- free(bundle_path);
- continue;
- }
-
- if (symlink(bundle_path, inc_path)) {
- fprintf(stderr, "lv2config: Failed to create link (%s)\n",
- strerror(errno));
- }
+ /* Create parent directory. */
+ if (mkdir_parents(inc_path)) {
+ continue;
+ }
+ /* Remove existing link for this bundle. */
+ if (!access(inc_path, F_OK) && unlink(inc_path)) {
+ fprintf(stderr, "lv2config: Failed to remove %s (%s)\n",
+ inc_path, strerror(errno));
free(inc_path);
free(bundle_path);
+ continue;
}
+
+ /* Create link to this bundle in include tree. */
+ if (symlink(bundle_path, inc_path)) {
+ fprintf(stderr, "lv2config: Failed to create link (%s)\n",
+ strerror(errno));
+ }
+
+ free(inc_path);
+ free(bundle_path);
}
}
@@ -379,13 +417,13 @@ main(int argc, char** argv)
}
discover_path(&world, lv2_path, argv[1]);
} else if (argc == 3) {
- /* lv2_config INCLUDE_DIR BUNDLES_DIR */
- discover_dir(&world, argv[2], argv[1]);
+ /* lv2_config INCLUDE_DIR LV2_PATH */
+ discover_path(&world, argv[2], argv[1]);
} else {
return usage(argv[0], true);
}
- build_trees(&world);
+ output_includes(&world);
specs_free(&world);
serd_reader_free(world.reader);