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rpm
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accepts package specifications like name-version, name-version-release 

CVS patchset: 272
CVS date: 1996/02/14 20:56:22
This commit is contained in:
ewt 1996-02-14 20:56:22 +00:00
parent 865692e3c2
commit 6b7dcf1cd4
3 changed files with 139 additions and 17 deletions
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23
install.c
View File

@ -6,6 +6,7 @@
#include "install.h"
#include "lib/rpmlib.h"
#include "messages.h"
#include "query.h"
static int hashesPrinted = 0;
@ -100,6 +101,8 @@ void doUninstall(char * prefix, char * arg, int test, int uninstallFlags) {
dbIndexSet matches;
int i;
int mode;
int rc;
int count;
if (test)
mode = O_RDONLY;
@ -111,15 +114,27 @@ void doUninstall(char * prefix, char * arg, int test, int uninstallFlags) {
exit(1);
}
if (rpmdbFindPackage(db, arg, &matches)) {
rc = findPackageByLabel(db, arg, &matches);
if (rc == 1)
fprintf(stderr, "package %s is not installed\n", arg);
} else {
if (matches.count > 1) {
else if (rc == 2)
fprintf(stderr, "error searching for package %s\n", arg);
else {
count = 0;
for (i = 0; i < matches.count; i++)
if (matches.recs[i].recOffset) count++;
if (count > 1) {
fprintf(stderr, "\"%s\" specifies multiple packages\n", arg);
}
else {
for (i = 0; i < matches.count; i++) {
rpmRemovePackage(prefix, db, matches.recs[i].recOffset, test);
if (matches.recs[i].recOffset) {
message(MESS_DEBUG, "uninstalling record number %d\n",
matches.recs[i].recOffset);
rpmRemovePackage(prefix, db, matches.recs[i].recOffset,
test);
}
}
}

126
query.c
View File

@ -9,11 +9,13 @@
#include "rpmlib.h"
#include "query.h"
void printHeader(Header h, int queryFlags);
char * getString(Header h, int tag, char * def);
void showMatches(rpmdb db, dbIndexSet matches, int queryFlags);
static void printHeader(Header h, int queryFlags);
static char * getString(Header h, int tag, char * def);
static void showMatches(rpmdb db, dbIndexSet matches, int queryFlags);
static int findMatches(rpmdb db, char * name, char * version, char * release,
dbIndexSet * matches);
char * getString(Header h, int tag, char * def) {
static char * getString(Header h, int tag, char * def) {
char * str;
int count, type;
@ -24,7 +26,7 @@ char * getString(Header h, int tag, char * def) {
return str;
}
void printHeader(Header h, int queryFlags) {
static void printHeader(Header h, int queryFlags) {
char * name, * version, * release;
char * distribution, * vendor, * group, *description, * buildHost;
uint_32 * size;
@ -134,17 +136,22 @@ void printHeader(Header h, int queryFlags) {
}
}
void showMatches(rpmdb db, dbIndexSet matches, int queryFlags) {
static void showMatches(rpmdb db, dbIndexSet matches, int queryFlags) {
int i;
Header h;
for (i = 0; i < matches.count; i++) {
h = rpmdbGetRecord(db, matches.recs[i].recOffset);
if (!h) {
fprintf(stderr, "error: could not read database record\n");
} else {
printHeader(h, queryFlags);
freeHeader(h);
if (matches.recs[i].recOffset) {
message(MESS_DEBUG, "querying record number %d\n",
matches.recs[i].recOffset);
h = rpmdbGetRecord(db, matches.recs[i].recOffset);
if (!h) {
fprintf(stderr, "error: could not read database record\n");
} else {
printHeader(h, queryFlags);
freeHeader(h);
}
}
}
}
@ -222,8 +229,11 @@ void doQuery(char * prefix, enum querysources source, int queryFlags,
case QUERY_SPACKAGE:
case QUERY_PACKAGE:
if (rpmdbFindPackage(db, arg, &matches)) {
rc = findPackageByLabel(db, arg, &matches);
if (rc == 1)
fprintf(stderr, "package %s is not installed\n", arg);
else if (rc == 2) {
fprintf(stderr, "error looking for package %s\n", arg);
} else {
showMatches(db, matches, queryFlags);
freeDBIndexRecord(matches);
@ -235,3 +245,93 @@ void doQuery(char * prefix, enum querysources source, int queryFlags,
rpmdbClose(db);
}
}
/* 0 found matches */
/* 1 no matches */
/* 2 error */
int findPackageByLabel(rpmdb db, char * arg, dbIndexSet * matches) {
char * localarg, * chptr;
char * release;
int rc;
if (!strlen(arg)) return 1;
/* did they give us just a name? */
rc = findMatches(db, arg, NULL, NULL, matches);
if (rc != 1) return rc;
/* maybe a name and a release */
localarg = alloca(strlen(arg) + 1);
strcpy(localarg, arg);
chptr = (localarg + strlen(localarg)) - 1;
while (chptr > localarg && *chptr != '-') chptr--;
if (chptr == localarg) return 1;
*chptr = '\0';
rc = findMatches(db, localarg, chptr + 1, NULL, matches);
if (rc != 1) return rc;
/* how about name-version-release? */
release = chptr + 1;
while (chptr > localarg && *chptr != '-') chptr--;
if (chptr == localarg) return 1;
*chptr = '\0';
return findMatches(db, localarg, chptr + 1, release, matches);
}
/* 0 found matches */
/* 1 no matches */
/* 2 error */
int findMatches(rpmdb db, char * name, char * version, char * release,
dbIndexSet * matches) {
int gotMatches;
int rc;
int i;
char * pkgRelease, * pkgVersion;
int count, type;
int goodRelease, goodVersion;
Header h;
if ((rc = rpmdbFindPackage(db, name, matches))) {
if (rc == -1) return 2; else return 1;
}
if (!version && !release) return 0;
gotMatches = 0;
/* make sure the version and releases match */
for (i = 0; i < matches->count; i++) {
if (matches->recs[i].recOffset) {
h = rpmdbGetRecord(db, matches->recs[i].recOffset);
if (!h) {
fprintf(stderr, "error: could not read database record\n");
freeDBIndexRecord(*matches);
return 2;
}
getEntry(h, RPMTAG_VERSION, &type, (void **) &pkgVersion, &count);
getEntry(h, RPMTAG_RELEASE, &type, (void **) &pkgRelease, &count);
goodRelease = goodVersion = 1;
if (release && strcmp(release, pkgRelease)) goodRelease = 0;
if (version && strcmp(version, pkgVersion)) goodVersion = 0;
if (goodRelease && goodVersion)
gotMatches = 1;
else
matches->recs[i].recOffset = 0;
}
}
if (!gotMatches) {
freeDBIndexRecord(*matches);
return 1;
}
return 0;
}

7
query.h
View File

@ -1,6 +1,8 @@
#ifndef H_QUERY
#define H_QUERY
#include <rpmlib.h>
enum querysources { QUERY_PATH, QUERY_PACKAGE, QUERY_ALL, QUERY_SPATH,
QUERY_SPACKAGE, QUERY_RPM, QUERY_SRPM, QUERY_GROUP,
QUERY_SGROUP };
@ -14,4 +16,9 @@ enum querysources { QUERY_PATH, QUERY_PACKAGE, QUERY_ALL, QUERY_SPATH,
void doQuery(char * prefix, enum querysources source, int queryFlags,
char * arg);
/* 0 found matches */
/* 1 no matches */
/* 2 error */
int findPackageByLabel(rpmdb db, char * arg, dbIndexSet * matches);
#endif