9 static int prow(void *f, int ncols, char **vals, char **cols) {
14 fprintf(stderr, "sqlite can't get column names\n");
16 for (i=3;i<ncols;i++) {
17 if (i>3) fprintf(out, "\t");
18 fprintf(out, "%s", vals[i]);
25 void parse_package(char *pstr, char *name, char *ver, int *rel) {
30 /* string - ver - rel */
31 /* rel is all digits */
33 * ^(.+)-([0-9][^-]*)-([\d+])$
36 * The main problem in parsing is that the package name itself
37 * can contain a '-', so you can't just split on '-'
38 * Also, the version can be just digits.
41 /* everything up to the first '-' is in the name */
43 if (*pstr == '-' && isdigit(*(pstr+1))) {
55 while (*pstr && *pstr != '-') {
70 int main(int ac, char **av){
72 char *dbfile, *pkgstr;
73 char *select = "select package, version, release, package||'-'||version||'-'||release as pkgid from packages";
74 char *group = "group by package having max( version||'-'||release collate vercmp) order by length(package), package, version||'-'||release collate vercmp";
76 // char *select = "select package, version, release, package||'-'||version||'-'||release as pkgid from packages";
77 // char *order = "order by package, version collate vercmp, cast(release as integer)";
81 fprintf(stderr, "usage: db path\n");
85 dbfile = getenv("ZPMDB");
91 /* given a package name, get the packages */
92 /* no package name, get all */
94 if (zpm_open(&pkg, dbfile)) {
104 parse_package(pkgstr, package, version, &release);
107 sprintf(sql, "%s where package = '%s' and version = "
108 "'%s' and release = %d %s;", select,
109 package, version, release, group);
110 } else if (*version != 0) {
111 sprintf(sql, "%s where package = '%s' and version = "
113 package, version, group);
117 sprintf(sql, "%s where package = '%s' %s;",
118 select, av[2], group);
121 sprintf(sql, "%s %s;", select, group);
124 zpm_exec(&pkg, sql, prow, stdout, &errmsg);
127 return found ? 0 : 1;