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/* reqprov.c -- require/provide handling */
#include <malloc.h>
#include "spec.h"
#include "reqprov.h"
#include "messages.h"
#include "rpmlib.h"
#include "misc.h"
#include "lib/misc.h"
int addReqProv(Spec spec, Package pkg, int flag, char *name, char *version)
{
char **names;
char **versions = NULL;
int *flags = NULL;
int nametag = 0;
int versiontag = 0;
int flagtag = 0;
int len;
int extra = 0;
if (flag & RPMSENSE_PROVIDES) {
nametag = RPMTAG_PROVIDES;
} else if (flag & RPMSENSE_OBSOLETES) {
nametag = RPMTAG_OBSOLETES;
} else if (flag & RPMSENSE_CONFLICTS) {
nametag = RPMTAG_CONFLICTNAME;
versiontag = RPMTAG_CONFLICTVERSION;
flagtag = RPMTAG_CONFLICTFLAGS;
} else if (flag & RPMSENSE_PREREQ) {
nametag = RPMTAG_REQUIRENAME;
versiontag = RPMTAG_REQUIREVERSION;
flagtag = RPMTAG_REQUIREFLAGS;
extra = RPMSENSE_PREREQ;
} else {
nametag = RPMTAG_REQUIRENAME;
versiontag = RPMTAG_REQUIREVERSION;
flagtag = RPMTAG_REQUIREFLAGS;
}
flag = (flag & RPMSENSE_SENSEMASK) | extra;
if (!version) {
version = "";
}
if (headerGetEntry(pkg->header, nametag, NULL, (void *) &names, &len)) {
if (flagtag) {
headerGetEntry(pkg->header, versiontag, NULL,
(void *) &versions, NULL);
headerGetEntry(pkg->header, flagtag, NULL, (void *) &flags, NULL);
}
while (len) {
len--;
if (!strcmp(names[len], name)) {
if (!flagtag ||
(!strcmp(versions[len], version) && flags[len] == flag)) {
/* The same */
FREE(names);
FREE(versions);
return 0;
}
}
}
FREE(names);
FREE(versions);
}
headerAddOrAppendEntry(pkg->header, nametag,
RPM_STRING_ARRAY_TYPE, &name, 1);
if (flagtag) {
headerAddOrAppendEntry(pkg->header, versiontag,
RPM_STRING_ARRAY_TYPE, &version, 1);
headerAddOrAppendEntry(pkg->header, flagtag,
RPM_INT32_TYPE, &flag, 1);
}
return 0;
}
int generateAutoReqProv(Spec spec, Package pkg,
struct cpioFileMapping *cpioList, int cpioCount)
{
StringBuf writeBuf;
int writeBytes;
StringBuf readBuf;
char *argv[2];
char **f, **fsave;
if (!cpioCount) {
return 0;
}
writeBuf = newStringBuf();
writeBytes = 0;
while (cpioCount--) {
writeBytes += strlen(cpioList->fsPath) + 1;
appendLineStringBuf(writeBuf, cpioList->fsPath);
cpioList++;
}
/*** Do Provides ***/
rpmMessage(RPMMESS_NORMAL, "Finding provides...\n");
argv[0] = "find-provides";
argv[1] = NULL;
readBuf = getOutputFrom(NULL, argv,
getStringBuf(writeBuf), writeBytes, 1);
if (!readBuf) {
rpmError(RPMERR_EXEC, "Failed to find provides");
freeStringBuf(writeBuf);
return RPMERR_EXEC;
}
f = fsave = splitString(getStringBuf(readBuf),
strlen(getStringBuf(readBuf)), '\n');
freeStringBuf(readBuf);
while (*f) {
if (**f) {
addReqProv(spec, pkg, RPMSENSE_PROVIDES, *f, NULL);
}
f++;
}
FREE(fsave);
/*** Do Requires ***/
rpmMessage(RPMMESS_NORMAL, "Finding requires...\n");
argv[0] = "find-requires";
argv[1] = NULL;
readBuf = getOutputFrom(NULL, argv,
getStringBuf(writeBuf), writeBytes, 0);
if (!readBuf) {
rpmError(RPMERR_EXEC, "Failed to find requires");
freeStringBuf(writeBuf);
return RPMERR_EXEC;
}
f = fsave = splitString(getStringBuf(readBuf),
strlen(getStringBuf(readBuf)), '\n');
freeStringBuf(readBuf);
while (*f) {
if (**f) {
addReqProv(spec, pkg, RPMSENSE_ANY, *f, NULL);
}
f++;
}
FREE(fsave);
/*** Clean Up ***/
freeStringBuf(writeBuf);
return 0;
}
void printReqs(Spec spec, Package pkg)
{
int startedPreReq = 0;
int startedReq = 0;
char **names;
int x, count;
int *flags;
if (headerGetEntry(pkg->header, RPMTAG_PROVIDES,
NULL, (void **) &names, &count)) {
rpmMessage(RPMMESS_NORMAL, "Provides:");
x = 0;
while (x < count) {
rpmMessage(RPMMESS_NORMAL, " %s", names[x]);
x++;
}
rpmMessage(RPMMESS_NORMAL, "\n");
FREE(names);
}
if (headerGetEntry(pkg->header, RPMTAG_REQUIRENAME,
NULL, (void **) &names, &count)) {
headerGetEntry(pkg->header, RPMTAG_REQUIREFLAGS,
NULL, (void **) &flags, NULL);
x = 0;
while (x < count) {
if (flags[x] & RPMSENSE_PREREQ) {
if (! startedPreReq) {
rpmMessage(RPMMESS_NORMAL, "Prereqs:");
startedPreReq = 1;
}
rpmMessage(RPMMESS_NORMAL, " %s", names[x]);
}
x++;
}
rpmMessage(RPMMESS_NORMAL, "\n");
x = 0;
while (x < count) {
if (! (flags[x] & RPMSENSE_PREREQ)) {
if (! startedReq) {
rpmMessage(RPMMESS_NORMAL, "Requires:");
startedReq = 1;
}
rpmMessage(RPMMESS_NORMAL, " %s", names[x]);
}
x++;
}
rpmMessage(RPMMESS_NORMAL, "\n");
FREE(names);
}
}
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