/
query.c
893 lines (841 loc) · 22.9 KB
/
query.c
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/*
* Copyright (c) 2011-2012 Baptiste Daroussin <bapt@FreeBSD.org>
* Copyright (c) 2011-2012 Marin Atanasov Nikolov <dnaeon@gmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer
* in this position and unchanged.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/types.h>
#include <sys/sbuf.h>
#include <ctype.h>
#include <inttypes.h>
#include <libutil.h>
#include <pkg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sysexits.h>
#include <unistd.h>
#include "pkgcli.h"
static struct query_flags accepted_query_flags[] = {
{ 'd', "nov", 1, PKG_LOAD_DEPS },
{ 'r', "nov", 1, PKG_LOAD_RDEPS },
{ 'C', "", 1, PKG_LOAD_CATEGORIES },
{ 'F', "ps", 1, PKG_LOAD_FILES },
{ 'S', "", 1, PKG_LOAD_SCRIPTS },
{ 'O', "kv", 1, PKG_LOAD_OPTIONS },
{ 'D', "", 1, PKG_LOAD_DIRS },
{ 'L', "", 1, PKG_LOAD_LICENSES },
{ 'U', "", 1, PKG_LOAD_USERS },
{ 'G', "", 1, PKG_LOAD_GROUPS },
{ 'B', "", 1, PKG_LOAD_SHLIBS },
{ '?', "drCFODLUGB", 1, PKG_LOAD_BASIC }, /* dbflags handled in analyse_query_string() */
{ 's', "hb", 0, PKG_LOAD_BASIC },
{ 'n', "", 0, PKG_LOAD_BASIC },
{ 'v', "", 0, PKG_LOAD_BASIC },
{ 'o', "", 0, PKG_LOAD_BASIC },
{ 'p', "", 0, PKG_LOAD_BASIC },
{ 'm', "", 0, PKG_LOAD_BASIC },
{ 'c', "", 0, PKG_LOAD_BASIC },
{ 'w', "", 0, PKG_LOAD_BASIC },
{ 'l', "", 0, PKG_LOAD_BASIC },
{ 'a', "", 0, PKG_LOAD_BASIC },
{ 'M', "", 0, PKG_LOAD_BASIC },
{ 'i', "", 0, PKG_LOAD_BASIC },
{ 't', "", 0, PKG_LOAD_BASIC },
};
static void
format_str(struct pkg *pkg, struct sbuf *dest, const char *qstr, void *data)
{
char size[7];
const char *tmp;
bool automatic;
int64_t flatsize;
int64_t timestamp;
lic_t licenselogic;
sbuf_clear(dest);
while (qstr[0] != '\0') {
if (qstr[0] == '%') {
qstr++;
switch (qstr[0]) {
case 'n':
pkg_get(pkg, PKG_NAME, &tmp);
if (tmp != NULL)
sbuf_cat(dest, tmp);
break;
case 'v':
pkg_get(pkg, PKG_VERSION, &tmp);
if (tmp != NULL)
sbuf_cat(dest, tmp);
break;
case 'o':
pkg_get(pkg, PKG_ORIGIN, &tmp);
if (tmp != NULL)
sbuf_cat(dest, tmp);
break;
case 'R':
pkg_get(pkg, PKG_REPONAME, &tmp);
if (tmp != NULL)
sbuf_cat(dest, tmp);
break;
case 'p':
pkg_get(pkg, PKG_PREFIX, &tmp);
if (tmp != NULL)
sbuf_cat(dest, tmp);
break;
case 'm':
pkg_get(pkg, PKG_MAINTAINER, &tmp);
if (tmp != NULL)
sbuf_cat(dest, tmp);
break;
case 'c':
pkg_get(pkg, PKG_COMMENT, &tmp);
if (tmp != NULL)
sbuf_cat(dest, tmp);
break;
case 'w':
pkg_get(pkg, PKG_WWW, &tmp);
if (tmp != NULL)
sbuf_cat(dest, tmp);
break;
case 'i':
pkg_get(pkg, PKG_INFOS, &tmp);
if (tmp != NULL)
sbuf_cat(dest, tmp);
break;
case 'a':
pkg_get(pkg, PKG_AUTOMATIC, &automatic);
sbuf_printf(dest, "%d", automatic);
break;
case 't':
pkg_get(pkg, PKG_TIME, ×tamp);
sbuf_printf(dest, "%" PRId64, timestamp);
break;
case 's':
qstr++;
pkg_get(pkg, PKG_FLATSIZE, &flatsize);
if (qstr[0] == 'h') {
humanize_number(size, sizeof(size), flatsize, "B", HN_AUTOSCALE, 0);
sbuf_cat(dest, size);
} else if (qstr[0] == 'b') {
sbuf_printf(dest, "%" PRId64, flatsize);
}
break;
case '?':
qstr++;
switch (qstr[0]) {
case 'd':
sbuf_printf(dest, "%d", !pkg_list_is_empty(pkg, PKG_DEPS));
break;
case 'r':
sbuf_printf(dest, "%d", !pkg_list_is_empty(pkg, PKG_RDEPS));
break;
case 'C':
sbuf_printf(dest, "%d", !pkg_list_is_empty(pkg, PKG_CATEGORIES));
break;
case 'F':
sbuf_printf(dest, "%d", !pkg_list_is_empty(pkg, PKG_FILES));
break;
case 'O':
sbuf_printf(dest, "%d", !pkg_list_is_empty(pkg, PKG_OPTIONS));
break;
case 'D':
sbuf_printf(dest, "%d", !pkg_list_is_empty(pkg, PKG_DIRS));
break;
case 'L':
sbuf_printf(dest, "%d", !pkg_list_is_empty(pkg, PKG_LICENSES));
break;
case 'U':
sbuf_printf(dest, "%d", !pkg_list_is_empty(pkg, PKG_USERS));
break;
case 'G':
sbuf_printf(dest, "%d", !pkg_list_is_empty(pkg, PKG_GROUPS));
break;
case 'B':
sbuf_printf(dest, "%d", !pkg_list_is_empty(pkg, PKG_SHLIBS));
break;
}
break;
case 'l':
pkg_get(pkg, PKG_LICENSE_LOGIC, &licenselogic);
switch (licenselogic) {
case LICENSE_SINGLE:
sbuf_cat(dest, "single");
break;
case LICENSE_OR:
sbuf_cat(dest, "or");
break;
case LICENSE_AND:
sbuf_cat(dest, "and");
break;
}
break;
case 'd':
qstr++;
if (qstr[0] == 'n')
sbuf_cat(dest, pkg_dep_get((struct pkg_dep *)data, PKG_DEP_NAME));
else if (qstr[0] == 'o')
sbuf_cat(dest, pkg_dep_get((struct pkg_dep *)data, PKG_DEP_ORIGIN));
else if (qstr[0] == 'v')
sbuf_cat(dest, pkg_dep_get((struct pkg_dep *)data, PKG_DEP_VERSION));
break;
case 'r':
qstr++;
if (qstr[0] == 'n')
sbuf_cat(dest, pkg_dep_get((struct pkg_dep *)data, PKG_DEP_NAME));
else if (qstr[0] == 'o')
sbuf_cat(dest, pkg_dep_get((struct pkg_dep *)data, PKG_DEP_ORIGIN));
else if (qstr[0] == 'v')
sbuf_cat(dest, pkg_dep_get((struct pkg_dep *)data, PKG_DEP_VERSION));
break;
case 'C':
sbuf_cat(dest, pkg_category_name((struct pkg_category *)data));
break;
case 'F':
qstr++;
if (qstr[0] == 'p')
sbuf_cat(dest, pkg_file_get((struct pkg_file *)data, PKG_FILE_PATH));
else if (qstr[0] == 's')
sbuf_cat(dest, pkg_file_get((struct pkg_file *)data, PKG_FILE_SUM));
break;
case 'S':
sbuf_cat(dest, pkg_script_data((struct pkg_script *)data));
break;
case 'O':
qstr++;
if (qstr[0] == 'k')
sbuf_cat(dest, pkg_option_opt((struct pkg_option *)data));
else if (qstr[0] == 'v')
sbuf_cat(dest, pkg_option_value((struct pkg_option *)data));
break;
case 'D':
sbuf_cat(dest, pkg_dir_path((struct pkg_dir *)data));
break;
case 'L':
sbuf_cat(dest, pkg_license_name((struct pkg_license *)data));
break;
case 'U':
sbuf_cat(dest, pkg_user_name((struct pkg_user *)data));
break;
case 'G':
sbuf_cat(dest, pkg_group_name((struct pkg_group *)data));
break;
case 'B':
sbuf_cat(dest, pkg_shlib_name((struct pkg_shlib *)data));
break;
case 'M':
pkg_get(pkg, PKG_MESSAGE, &tmp);
if (tmp != NULL)
sbuf_cat(dest, tmp);
break;
case '%':
sbuf_putc(dest, '%');
break;
}
} else if (qstr[0] == '\\') {
qstr++;
switch (qstr[0]) {
case 'n':
sbuf_putc(dest, '\n');
break;
case 'a':
sbuf_putc(dest, '\a');
break;
case 'b':
sbuf_putc(dest, '\b');
break;
case 'f':
sbuf_putc(dest, '\f');
break;
case 'r':
sbuf_putc(dest, '\r');
break;
case '\\':
sbuf_putc(dest, '\\');
break;
case 't':
sbuf_putc(dest, '\t');
break;
}
} else {
sbuf_putc(dest, qstr[0]);
}
qstr++;
}
sbuf_finish(dest);
}
void
print_query(struct pkg *pkg, char *qstr, char multiline)
{
struct sbuf *output = sbuf_new_auto();
struct pkg_dep *dep = NULL;
struct pkg_category *cat = NULL;
struct pkg_option *option = NULL;
struct pkg_file *file = NULL;
struct pkg_dir *dir = NULL;
struct pkg_license *lic = NULL;
struct pkg_user *user = NULL;
struct pkg_group *group = NULL;
struct pkg_script *scripts = NULL;
struct pkg_shlib *shlib = NULL;
switch (multiline) {
case 'd':
while (pkg_deps(pkg, &dep) == EPKG_OK) {
format_str(pkg, output, qstr, dep);
printf("%s\n", sbuf_data(output));
break;
}
case 'r':
while (pkg_rdeps(pkg, &dep) == EPKG_OK) {
format_str(pkg, output, qstr, dep);
printf("%s\n", sbuf_data(output));
}
break;
case 'C':
while (pkg_categories(pkg, &cat) == EPKG_OK) {
format_str(pkg, output, qstr, cat);
printf("%s\n", sbuf_data(output));
}
break;
case 'O':
while (pkg_options(pkg, &option) == EPKG_OK) {
format_str(pkg, output, qstr, option);
printf("%s\n", sbuf_data(output));
}
break;
case 'F':
while (pkg_files(pkg, &file) == EPKG_OK) {
format_str(pkg, output, qstr, file);
printf("%s\n", sbuf_data(output));
}
break;
case 'D':
while (pkg_dirs(pkg, &dir) == EPKG_OK) {
format_str(pkg, output, qstr, dir);
printf("%s\n", sbuf_data(output));
}
break;
case 'L':
while (pkg_licenses(pkg, &lic) == EPKG_OK) {
format_str(pkg, output, qstr, lic);
printf("%s\n", sbuf_data(output));
}
break;
case 'U':
while (pkg_users(pkg, &user) == EPKG_OK) {
format_str(pkg, output, qstr, user);
printf("%s\n", sbuf_data(output));
}
break;
case 'G':
while (pkg_users(pkg, &user) == EPKG_OK) {
format_str(pkg, output, qstr, group);
printf("%s\n", sbuf_data(output));
}
break;
case 'S':
while (pkg_scripts(pkg, &scripts) == EPKG_OK) {
format_str(pkg, output, qstr, scripts);
printf("%s\n", sbuf_data(output));
}
break;
case 'B':
while (pkg_shlibs(pkg, &shlib) == EPKG_OK) {
format_str(pkg, output, qstr, shlib);
printf("%s\n", sbuf_data(output));
}
break;
default:
format_str(pkg, output, qstr, dep);
printf("%s\n", sbuf_data(output));
break;
}
sbuf_delete(output);
}
typedef enum {
NONE,
NEXT_IS_INT,
OPERATOR_INT,
INT,
NEXT_IS_STRING,
OPERATOR_STRING,
STRING,
QUOTEDSTRING,
SQUOTEDSTRING,
POST_EXPR,
} state_t;
int
format_sql_condition(const char *str, struct sbuf *sqlcond, bool for_remote)
{
state_t state = NONE;
unsigned int bracket_level = 0;
sbuf_cat(sqlcond, " WHERE ");
while (str[0] != '\0') {
if (state == NONE) {
if (str[0] == '%') {
str++;
switch (str[0]) {
case 'n':
sbuf_cat(sqlcond, "name");
state = OPERATOR_STRING;
break;
case 'o':
sbuf_cat(sqlcond, "origin");
state = OPERATOR_STRING;
break;
case 'p':
sbuf_cat(sqlcond, "prefix");
state = OPERATOR_STRING;
break;
case 'm':
sbuf_cat(sqlcond, "maintainer");
state = OPERATOR_STRING;
break;
case 'c':
sbuf_cat(sqlcond, "comment");
state = OPERATOR_STRING;
break;
case 'w':
sbuf_cat(sqlcond, "www");
state = OPERATOR_STRING;
break;
case 's':
sbuf_cat(sqlcond, "flatsize");
state = OPERATOR_INT;
break;
case 'a':
if (for_remote)
goto bad_option;
sbuf_cat(sqlcond, "automatic");
state = OPERATOR_INT;
break;
case 'M':
if (for_remote)
goto bad_option;
sbuf_cat(sqlcond, "message");
state = OPERATOR_STRING;
break;
case 'i':
if (for_remote)
goto bad_option;
sbuf_cat(sqlcond, "infos");
state = OPERATOR_STRING;
break;
case 't':
if (for_remote)
goto bad_option;
sbuf_cat(sqlcond, "time");
state = OPERATOR_INT;
break;
case '#':
str++;
const char *dbstr = for_remote ? "%1$s." : "";
switch (str[0]) {
case 'd':
sbuf_printf(sqlcond, "(SELECT COUNT(*) FROM %sdeps AS d WHERE d.package_id=p.id)", dbstr);
break;
case 'r':
sbuf_printf(sqlcond, "(SELECT COUNT(*) FROM %sdeps AS d WHERE d.origin=p.origin)", dbstr);
break;
case 'C':
sbuf_printf(sqlcond, "(SELECT COUNT(*) FROM %spkg_categories AS d WHERE d.package_id=p.id)", dbstr);
break;
case 'F':
sbuf_printf(sqlcond, "(SELECT COUNT(*) FROM %sfiles AS d WHERE d.package_id=p.id)", dbstr);
break;
case 'O':
sbuf_printf(sqlcond, "(SELECT COUNT(*) FROM %soptions AS d WHERE d.package_id=p.id)", dbstr);
break;
case 'D':
sbuf_printf(sqlcond, "(SELECT COUNT(*) FROM %spkg_directories AS d WHERE d.package_id=p.id)", dbstr);
break;
case 'L':
sbuf_printf(sqlcond, "(SELECT COUNT(*) FROM %spkg_licenses AS d WHERE d.package_id=p.id)", dbstr);
break;
case 'U':
sbuf_printf(sqlcond, "(SELECT COUNT(*) FROM %spkg_users AS d WHERE d.package_id=p.id)", dbstr);
break;
case 'G':
sbuf_printf(sqlcond, "(SELECT COUNT(*) FROM %spkg_groups AS d WHERE d.package_id=p.id)", dbstr);
break;
case 'B':
sbuf_printf(sqlcond, "(SELECT COUNT(*) FROM %spkg_shlibs AS d WHERE d.package_id=p.id)", dbstr);
break;
default:
fprintf(stderr, "malformed evaluation string");
return (EPKG_FATAL);
}
state = OPERATOR_INT;
break;
default:
bad_option:
fprintf(stderr, "malformed evaluation string\n");
return (EPKG_FATAL);
}
} else {
switch (str[0]) {
case '(':
bracket_level++;
sbuf_putc(sqlcond, str[0]);
break;
case ' ':
case '\t':
break;
default:
fprintf(stderr, "unexpected character: %c\n", str[0]);
return (EPKG_FATAL);
}
}
} else if (state == POST_EXPR) {
switch (str[0]) {
case ')':
if (bracket_level == 0) {
fprintf(stderr, "too many closing brackets.\n");
return (EPKG_FATAL);
}
bracket_level--;
sbuf_putc(sqlcond, str[0]);
break;
case ' ':
case '\t':
break;
case '|':
if (str[1] == '|') {
str++;
state = NONE;
sbuf_cat(sqlcond, " OR ");
break;
} else {
fprintf(stderr, "unexpected character %c\n", str[1]);
return (EPKG_FATAL);
}
case '&':
if (str[1] == '&') {
str++;
state = NONE;
sbuf_cat(sqlcond, " AND ");
break;
} else {
fprintf(stderr, "unexpected character %c\n", str[1]);
return (EPKG_FATAL);
}
default:
fprintf(stderr, "unexpected character %c\n", str[0]);
return (EPKG_FATAL);
}
} else if (state == OPERATOR_STRING || state == OPERATOR_INT) {
/* only operators or space are allowed here */
if (isspace(str[0])) {
/* do nothing */
} else if (str[0] == '~' ) {
if (state != OPERATOR_STRING) {
fprintf(stderr, "~ expected only for string testing\n");
return (EPKG_FATAL);
}
state = NEXT_IS_STRING;
sbuf_cat(sqlcond, " GLOB ");
} else if (str[0] == '>' || str[0] == '<') {
if (state != OPERATOR_INT) {
fprintf(stderr, "> expected only for integers\n");
return (EPKG_FATAL);
}
state = NEXT_IS_INT;
sbuf_putc(sqlcond, str[0]);
if (str[1] == '=') {
str++;
sbuf_putc(sqlcond, str[0]);
}
} else if (str[0] == '=') {
if (state == OPERATOR_STRING) {
state = NEXT_IS_STRING;
} else {
state = NEXT_IS_INT;
}
sbuf_putc(sqlcond, str[0]);
if (str[1] == '=') {
str++;
sbuf_putc(sqlcond, str[0]);
}
} else if (str[0] == '!') {
if (str[1] != '=') {
fprintf(stderr, "expecting = after !\n");
return (EPKG_FATAL);
}
if (state == OPERATOR_STRING) {
state = NEXT_IS_STRING;
} else {
state = NEXT_IS_INT;
}
sbuf_putc(sqlcond, str[0]);
str++;
sbuf_putc(sqlcond, str[0]);
} else {
fprintf(stderr, "an operator is expected, got %c\n", str[0]);
return (EPKG_FATAL);
}
} else if (state == NEXT_IS_STRING || state == NEXT_IS_INT) {
if (isspace(str[0])) {
/* do nothing */
} else {
if (state == NEXT_IS_STRING) {
if (str[0] == '"') {
state = QUOTEDSTRING;
} else if (str[0] == '\'') {
state = SQUOTEDSTRING;
} else {
state = STRING;
str--;
}
sbuf_putc(sqlcond, '\'');
} else {
if (!isnumber(str[0])) {
fprintf(stderr, "a number is expected, got: %c\n", str[0]);
return (EPKG_FATAL);
}
state = INT;
sbuf_putc(sqlcond, str[0]);
}
}
} else if (state == INT) {
if (!isnumber(str[0])) {
state = POST_EXPR;
str--;
} else {
sbuf_putc(sqlcond, str[0]);
}
} else if (state == STRING || state == QUOTEDSTRING || state == SQUOTEDSTRING) {
if ((state == STRING && isspace(str[0])) ||
(state == QUOTEDSTRING && str[0] == '"') ||
(state == SQUOTEDSTRING && str[0] == '\'')) {
sbuf_putc(sqlcond, '\'');
state = POST_EXPR;
} else {
sbuf_putc(sqlcond, str[0]);
if (str[0] == '\'')
sbuf_putc(sqlcond, str[0]);
else if (str[0] == '%' && for_remote)
sbuf_putc(sqlcond, str[0]);
}
}
str++;
}
if (state == STRING) {
sbuf_putc(sqlcond, '\'');
state = POST_EXPR;
}
if (state != POST_EXPR && state != INT) {
fprintf(stderr, "unexpected end of expression\n");
return (EPKG_FATAL);
} else if (bracket_level > 0) {
fprintf(stderr, "unexpected end of expression (too many open brackets)\n");
return (EPKG_FATAL);
}
return (EPKG_OK);
}
int
analyse_query_string(char *qstr, struct query_flags *q_flags, const unsigned int q_flags_len, int *flags, char *multiline)
{
unsigned int i, j, k;
unsigned int valid_flag = 0;
unsigned int valid_opts = 0;
j = 0; /* shut up scanbuild */
while (qstr[0] != '\0') {
if (qstr[0] == '%') {
qstr++;
valid_flag = 0;
for (i = 0; i < q_flags_len; i++) {
/* found the flag */
if (qstr[0] == q_flags[i].flag) {
valid_flag = 1;
/* if the flag is followed by additional options */
if (q_flags[i].options[0] != '\0') {
qstr++;
valid_opts = 0;
for (j = 0; j < strlen(q_flags[i].options); j++) {
if (qstr[0] == q_flags[i].options[j]) {
valid_opts = 1;
break;
}
}
if (valid_opts == 0) {
fprintf(stderr, "Invalid query: '%%%c' should be followed by:", q_flags[i].flag);
for (j = 0; j < strlen(q_flags[i].options); j++)
fprintf(stderr, " %c%c", q_flags[i].options[j],
q_flags[i].options[j + 1] == '\0' ?
'\n' : ',');
return (EPKG_FATAL);
}
}
/* if this is a multiline flag */
if (q_flags[i].multiline == 1) {
if (*multiline != 0 && *multiline != q_flags[i].flag) {
fprintf(stderr, "Invalid query: you cannot query '%%%c' and '%%%c' at the same time\n",
*multiline, q_flags[i].flag);
return (EPKG_FATAL);
} else {
*multiline = q_flags[i].flag;
}
}
/* handle the '?' flag cases */
if (q_flags[i].flag == '?') {
for (k = 0; k < q_flags_len; k++)
if (q_flags[k].flag == q_flags[i].options[j]) {
*flags |= q_flags[k].dbflags;
break;
}
} else {
*flags |= q_flags[i].dbflags;
}
break; /* don't iterate over the rest of the flags */
}
}
if (valid_flag == 0) {
fprintf(stderr, "Unkown query format key: '%%%c'\n", qstr[0]);
return (EPKG_FATAL);
}
}
qstr++;
}
return (EPKG_OK);
}
void
usage_query(void)
{
fprintf(stderr, "usage: pkg query <query-format> <pkg-name>\n");
fprintf(stderr, " pkg query [-a] <query-format>\n");
fprintf(stderr, " pkg query -F <pkg-name> <query-format>\n");
fprintf(stderr, " pkg query -e <evaluation> <query-format>\n");
fprintf(stderr, " pkg query [-gxX] <query-format> <pattern> <...>\n\n");
fprintf(stderr, "For more information see 'pkg help query.'\n");
}
int
exec_query(int argc, char **argv)
{
struct pkgdb *db = NULL;
struct pkgdb_it *it = NULL;
struct pkg *pkg = NULL;
char *pkgname = NULL;
int query_flags = PKG_LOAD_BASIC;
match_t match = MATCH_EXACT;
int ch;
int ret = EPKG_OK;
int retcode = EXIT_SUCCESS;
int i;
char multiline = 0;
char *condition = NULL;
struct sbuf *sqlcond = NULL;
const unsigned int q_flags_len = (sizeof(accepted_query_flags)/sizeof(accepted_query_flags[0]));
while ((ch = getopt(argc, argv, "agxXF:e:")) != -1) {
switch (ch) {
case 'a':
match = MATCH_ALL;
break;
case 'g':
match = MATCH_GLOB;
break;
case 'x':
match = MATCH_REGEX;
break;
case 'X':
match = MATCH_EREGEX;
break;
case 'F':
pkgname = optarg;
break;
case 'e':
match = MATCH_CONDITION;
condition = optarg;
break;
default:
usage_query();
return (EX_USAGE);
}
}
argc -= optind;
argv += optind;
if (argc == 0) {
usage_query();
return (EX_USAGE);
}
/* Default to all packages if no pkg provided */
if (argc == 1 && pkgname == NULL && condition == NULL && match == MATCH_EXACT) {
match = MATCH_ALL;
} else if ((argc == 1) ^ (match == MATCH_ALL) && pkgname == NULL && condition == NULL) {
usage_query();
return (EX_USAGE);
}
if (analyse_query_string(argv[0], accepted_query_flags, q_flags_len, &query_flags, &multiline) != EPKG_OK)
return (EX_USAGE);
if (pkgname != NULL) {
if (pkg_open(&pkg, pkgname, NULL) != EPKG_OK) {
return (1);
}
print_query(pkg, argv[0], multiline);
pkg_free(pkg);
return (EXIT_SUCCESS);
}
if (condition != NULL) {
sqlcond = sbuf_new_auto();
if (format_sql_condition(condition, sqlcond, false) != EPKG_OK) {
sbuf_delete(sqlcond);
return (EX_USAGE);
}
sbuf_finish(sqlcond);
}
ret = pkgdb_open(&db, PKGDB_DEFAULT);
if (ret == EPKG_ENODB) {
if (geteuid() == 0)
return (EX_IOERR);
/* do not fail if run as a user */
return (EXIT_SUCCESS);
}
if (ret != EPKG_OK)
return (EX_IOERR);
if (match == MATCH_ALL || match == MATCH_CONDITION) {
const char *condition_sql = NULL;
if (match == MATCH_CONDITION && sqlcond)
condition_sql = sbuf_data(sqlcond);
if ((it = pkgdb_query(db, condition_sql, match)) == NULL)
return (EX_IOERR);
while ((ret = pkgdb_it_next(it, &pkg, query_flags)) == EPKG_OK)
print_query(pkg, argv[0], multiline);
if (ret != EPKG_END)
retcode = EX_SOFTWARE;
pkgdb_it_free(it);
} else {
for (i = 1; i < argc; i++) {
pkgname = argv[i];
if ((it = pkgdb_query(db, pkgname, match)) == NULL)
return (EX_IOERR);
while ((ret = pkgdb_it_next(it, &pkg, query_flags)) == EPKG_OK)
print_query(pkg, argv[0], multiline);
if (ret != EPKG_END) {
retcode = EX_SOFTWARE;
break;
}
pkgdb_it_free(it);
}
}
pkg_free(pkg);
pkgdb_close(db);
return (retcode);
}