mirror of
https://github.com/pygos/pkg-utils.git
synced 2024-12-26 06:30:52 +01:00
cleanup: split package provider code out of buildstrategy.c
Signed-off-by: David Oberhollenzer <goliath@infraroot.at>
This commit is contained in:
parent
46f340b20f
commit
b7e81c081b
4 changed files with 136 additions and 103 deletions
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@ -28,6 +28,7 @@ pkg_SOURCES += main/cmd/install.c
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pkg_SOURCES += main/cmd/buildstrategy/buildstrategy.h
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pkg_SOURCES += main/cmd/buildstrategy/buildstrategy.c
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pkg_SOURCES += main/cmd/buildstrategy/srcpkg.c
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pkg_SOURCES += main/cmd/buildstrategy/provider.c
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# depgraph command
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pkg_SOURCES += main/cmd/depgraph.c
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@ -37,68 +37,6 @@ static int foreach_line(const char *filename, line_handler_t cb)
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/*****************************************************************************/
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static hash_table_t tbl_preferes;
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static hash_table_t tbl_provides;
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static source_pkg_t *get_provider(const char *parent, const char *binpkg)
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{
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source_pkg_t *spkg, *pref;
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spkg = hash_table_lookup(&tbl_provides, binpkg);
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if (spkg == NULL)
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goto fail_none;
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pref = hash_table_lookup(&tbl_preferes, binpkg);
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if (spkg->next != NULL) {
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if (pref == NULL)
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goto fail_no_pref;
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while (spkg != NULL && strcmp(spkg->name, pref->name) != 0) {
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spkg = spkg->next;
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}
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if (spkg == NULL) {
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spkg = hash_table_lookup(&tbl_provides, binpkg);
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goto fail_provider;
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}
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} else {
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if (pref != NULL && strcmp(spkg->name, pref->name) != 0)
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goto fail_provider;
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}
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return spkg;
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fail_none:
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fprintf(stderr, "No source package provides binary package '%s'.\n\n",
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binpkg);
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goto fail;
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fail_provider:
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fprintf(stderr,
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"Preferred provider for binary package '%s' is set to\n"
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"source package '%s', which does not provide '%s'.\n\n",
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binpkg, pref->name, binpkg);
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goto fail_list_providers;
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fail_no_pref:
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fprintf(stderr, "No preferred provider set for "
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"binary package '%s'.\n\n", binpkg);
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goto fail_list_providers;
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fail_list_providers:
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fprintf(stderr, "The following source packages provide the "
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"binary package '%s':\n\n", binpkg);
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while (spkg != NULL) {
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fprintf(stderr, "\t%s\n", spkg->name);
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spkg = spkg->next;
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}
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fputc('\n', stderr);
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goto fail;
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fail:
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if (parent != NULL) {
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fprintf(stderr, "Binary package '%s' is required to "
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"build source package '%s'\n", binpkg, parent);
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}
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return NULL;
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}
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static int handle_depends(const char *filename, size_t linenum,
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const char *sourcepkg, const char *binpkg)
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{
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@ -111,7 +49,7 @@ static int handle_depends(const char *filename, size_t linenum,
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if (src == NULL)
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return 0;
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dep = get_provider(sourcepkg, binpkg);
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dep = provider_get(sourcepkg, binpkg);
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if (dep == NULL)
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return -1;
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@ -134,37 +72,17 @@ static int handle_depends(const char *filename, size_t linenum,
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static int handle_provides(const char *filename, size_t linenum,
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const char *sourcepkg, const char *binpkg)
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{
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source_pkg_t *head = hash_table_lookup(&tbl_provides, binpkg), *src;
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(void)filename; (void)linenum;
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if (head != NULL && strcmp(head->name, sourcepkg) == 0)
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return 0;
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src = src_pkg_get(sourcepkg);
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if (src == NULL)
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return -1;
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src->next = head;
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return hash_table_set(&tbl_provides, binpkg, src);
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return provider_add(sourcepkg, binpkg);
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}
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static int handle_prefere(const char *filename, size_t linenum,
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const char *binpkg, const char *sourcepkg)
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{
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source_pkg_t *src = hash_table_lookup(&tbl_preferes, binpkg);
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(void)filename; (void)linenum;
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if (src != NULL) {
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fprintf(stderr,
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"%s: %zu: preferred provider for %s already "
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"set to %s\n", filename, linenum, binpkg, src->name);
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return -1;
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}
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src = src_pkg_get(sourcepkg);
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if (src == NULL)
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return -1;
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return hash_table_set(&tbl_preferes, binpkg, src);
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return provider_add_prefered(binpkg, sourcepkg);
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}
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/*****************************************************************************/
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@ -213,27 +131,16 @@ static int process_args(int argc, char **argv)
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goto fail_arg;
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}
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if (hash_table_init(&tbl_provides, 1024))
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if (prefere != NULL && foreach_line(prefere, handle_prefere) != 0)
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return -1;
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if (hash_table_init(&tbl_preferes, 1024))
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goto fail_provides;
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if (prefere != NULL && foreach_line(prefere, handle_prefere) != 0)
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goto fail_prefere;
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if (foreach_line(provides, handle_provides))
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goto fail_prefere;
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return -1;
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if (depends != NULL && foreach_line(depends, handle_depends) != 0)
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goto fail_prefere;
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return -1;
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return 0;
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fail_prefere:
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hash_table_cleanup(&tbl_preferes);
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fail_provides:
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hash_table_cleanup(&tbl_provides);
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return -1;
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fail_arg:
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tell_read_help(argv[0]);
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return -1;
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@ -262,13 +169,19 @@ static int cmd_buildstrategy(int argc, char **argv)
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if (src_pkg_init())
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return EXIT_FAILURE;
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if (provider_init()) {
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src_pkg_cleanup();
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return EXIT_FAILURE;
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}
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if (process_args(argc, argv)) {
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provider_cleanup();
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src_pkg_cleanup();
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return EXIT_FAILURE;
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}
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for (i = optind; i < argc; ++i) {
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pkg = get_provider(NULL, argv[i]);
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pkg = provider_get(NULL, argv[i]);
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if (pkg == NULL)
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goto out;
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@ -280,9 +193,8 @@ static int cmd_buildstrategy(int argc, char **argv)
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ret = EXIT_SUCCESS;
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out:
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provider_cleanup();
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src_pkg_cleanup();
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hash_table_cleanup(&tbl_provides);
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hash_table_cleanup(&tbl_preferes);
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return ret;
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}
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@ -35,4 +35,14 @@ source_pkg_t *src_pkg_get(const char *name);
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int src_pkg_output_build_order(void);
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int provider_init(void);
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void provider_cleanup(void);
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int provider_add(const char *sourcepkg, const char *binpkg);
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int provider_add_prefered(const char *binpkg, const char *sourcepkg);
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source_pkg_t *provider_get(const char *parent, const char *binpkg);
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#endif /* BUILDSTRATEGY_H */
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110
main/cmd/buildstrategy/provider.c
Normal file
110
main/cmd/buildstrategy/provider.c
Normal file
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@ -0,0 +1,110 @@
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/* SPDX-License-Identifier: ISC */
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#include "buildstrategy.h"
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static hash_table_t tbl_provides;
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static hash_table_t tbl_preferes;
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int provider_init(void)
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{
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if (hash_table_init(&tbl_provides, 1024))
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return -1;
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if (hash_table_init(&tbl_preferes, 1024)) {
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hash_table_cleanup(&tbl_provides);
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return -1;
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}
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return 0;
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}
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void provider_cleanup(void)
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{
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hash_table_cleanup(&tbl_provides);
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hash_table_cleanup(&tbl_preferes);
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}
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int provider_add(const char *sourcepkg, const char *binpkg)
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{
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source_pkg_t *head = hash_table_lookup(&tbl_provides, binpkg), *src;
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for (src = head; src != NULL; src = src->next) {
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if (strcmp(src->name, sourcepkg) == 0)
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return 0;
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}
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src = src_pkg_get(sourcepkg);
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if (src == NULL)
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return -1;
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src->next = head;
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return hash_table_set(&tbl_provides, binpkg, src);
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}
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int provider_add_prefered(const char *binpkg, const char *sourcepkg)
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{
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source_pkg_t *src = src_pkg_get(sourcepkg);
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if (src == NULL)
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return -1;
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return hash_table_set(&tbl_preferes, binpkg, src);
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}
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source_pkg_t *provider_get(const char *parent, const char *binpkg)
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{
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source_pkg_t *spkg, *pref;
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spkg = hash_table_lookup(&tbl_provides, binpkg);
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if (spkg == NULL)
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goto fail_none;
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pref = hash_table_lookup(&tbl_preferes, binpkg);
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if (spkg->next != NULL) {
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if (pref == NULL)
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goto fail_no_pref;
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while (spkg != NULL && strcmp(spkg->name, pref->name) != 0) {
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spkg = spkg->next;
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}
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if (spkg == NULL) {
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spkg = hash_table_lookup(&tbl_provides, binpkg);
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goto fail_provider;
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}
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} else {
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if (pref != NULL && strcmp(spkg->name, pref->name) != 0)
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goto fail_provider;
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}
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return spkg;
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fail_none:
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fprintf(stderr, "No source package provides binary package '%s'.\n\n",
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binpkg);
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goto fail;
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fail_provider:
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fprintf(stderr,
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"Preferred provider for binary package '%s' is set to\n"
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"source package '%s', which does not provide '%s'.\n\n",
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binpkg, pref->name, binpkg);
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goto fail_list_providers;
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fail_no_pref:
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fprintf(stderr, "No preferred provider set for "
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"binary package '%s'.\n\n", binpkg);
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goto fail_list_providers;
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fail_list_providers:
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fprintf(stderr, "The following source packages provide the "
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"binary package '%s':\n\n", binpkg);
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while (spkg != NULL) {
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fprintf(stderr, "\t%s\n", spkg->name);
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spkg = spkg->next;
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}
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fputc('\n', stderr);
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goto fail;
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fail:
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if (parent != NULL) {
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fprintf(stderr, "Binary package '%s' is required to "
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"build source package '%s'\n", binpkg, parent);
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}
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return NULL;
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}
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