#include "sqlite3.h"
-int zpm_parse_package(char *pstr, char *name, char *ver, int *rel) {
- if (name) *name = 0;
- if (ver) *ver = 0;
- if (rel) *rel = 0;
- int havename = 0;
- int havever = 0;
- int haverel = 0;
-
- /* string - ver - rel */
- /* rel is all digits */
- /* possible forms:
- * ^(.+)-([0-9][^-]*)-([\d+])$
- * ^(.+)-([0-9][^-]*)$
- * ^(.+)$
- * The main problem in parsing is that the package name itself
- * can contain a '-', so you can't just split on '-'
- * Also, the version can be just digits.
- */
-
- /* everything up to the first '-' is in the name */
- while (*pstr) {
- if (*pstr == '-' && isdigit(*(pstr+1))) {
- break;
- }
- if (name) {
- *name++ = *pstr;
- }
- pstr++;
- havename = 1;
- }
- if (name) *name = 0;
- if (*pstr == '-') {
- pstr++;
- }
- while (*pstr && *pstr != '-') {
- if (ver) {
- *ver++ = *pstr;
- }
- pstr++;
- havever = 1;
- }
- if (ver) *ver = 0;
- if (*pstr == '-') {
- pstr++;
- }
- /* TODO use strtol */
- if (rel && *pstr) {
- haverel = 1;
- *rel = atoi(pstr);
- }
-
- return havename + havever + haverel;
-}
+#define DMARK fprintf(stderr, "mark %s %s:%d\n", __FILE__, __func__, __LINE__)
/*
* flags 0 = find installed
void zpm_sqlite_error(struct zpm *zpm) {
zpm->error = 1;
if (zpm->errmsg) free(zpm->errmsg);
- zpm->errmsg = strdup(sqlite3_errmsg(zpm->db));
+ zpm->errmsg = strdup((const char *)sqlite3_errmsg(zpm->db));
}
-char *zpm_findpkg(struct zpm *zpm, char *pkgstr) {
+char *zpm_findpkg(struct zpm *zpm, char *pkgstr, char *where) {
char *select = "select pkgid, package, version, release from packages_pkgid";
- char *group = "group by package having max( version||'-'||release collate vercmp) order by length(package), package, version||'-'||release collate vercmp limit 1";
-#if 0
- char *sstr[] = {
- "status = 'installed'",
- "",
- "status != 'installed'"
- };
-#endif
+ char *group = "group by package having max( version||'-'||release collate vercmp) order by length(package), package, version||'-'||release collate vercmp";
// char *order = "order by package, version collate vercmp, cast(release as integer)";
sqlite3_str *sql;
- sqlite3_stmt *stmt;
- char *query;
- char package[32];
- char version[32];
- int release;
+ char *query, *pkgid = 0;
/* null pkgstr find "best" package
* best is shortest complete package if any are complete
* latest as determined by vercmp
*/
- /* given a package name, get the packages */
- /* no package name, get all */
-
- // char where[1024] = "";
-
- zpm_parse_package(pkgstr, package, version, &release);
+ sql = sqlite3_str_new(zpm->db);
- /* install a collation function */
- zpm_addvercmp(zpm);
+ sqlite3_str_appendall(sql, select);
+ sqlite3_str_appendall(sql, " where true");
- /* TODO allow more args to nail down version and release */
+ if (pkgstr) {
+ int release;
+ char version[32];
+ char package[32];
- sql = sqlite3_str_new(zpm->db);
- sqlite3_str_appendall(sql, select);
- sqlite3_str_appendf(sql, " where package = %q", package);
- if (*version) {
- sqlite3_str_appendf(sql, " and version = %q", version);
+ zpm_parse_package(pkgstr, package, version, &release);
+ if (*package != 0) {
+ sqlite3_str_appendf(sql, " and package = %Q",
+ package);
+ }
+ if (*version != 0) {
+ sqlite3_str_appendf(sql, " and version = %Q",
+ version);
+ }
+ if (release != 0) {
+ sqlite3_str_appendf(sql, " and release = %d",
+ release);
+ }
}
- if (release) {
- sqlite3_str_appendf(sql, " and release = %d", release);
+
+ if (where) {
+ sqlite3_str_appendall(sql, " and ");
+ sqlite3_str_appendall(sql, where);
}
- sqlite3_str_appendf(sql, " %s", group);
- sqlite3_str_appendf(sql, " limit 1");
+
+
+ sqlite3_str_appendall(sql, " ");
+ sqlite3_str_appendall(sql, group);
+ sqlite3_str_appendall(sql, " limit 1;");
if (sqlite3_str_errcode(sql)) {
zpm->error = 1;
}
query = sqlite3_str_finish(sql);
- sqlite3_prepare_v2(zpm->db, query, strlen(query), &stmt, NULL);
- sqlite3_free(query);
- free(zpm->pkgid);
- zpm->pkgid = 0;
-
- switch (sqlite3_step(stmt)) {
- case SQLITE_ROW:
- zpm->pkgid = strdup(sqlite3_column_text(stmt, 0));
- break;
- case SQLITE_DONE:
- /* not found */
- break;
- default:
- zpm_sqlite_error(zpm);
- break;
- }
- sqlite3_finalize(stmt);
+ pkgid = zpm_db_string(zpm, query);;
+
+ sqlite3_free(query);
- return zpm->pkgid;
+ return pkgid;
}