rpminstall.c

/*
 * RPM C API test based on :
 * http://rpm5.org/docs/api/rpminstall_8c-source.html#l00287
 */
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <rpm/rpmlib.h>
#include <rpm/rpmts.h>
#include <rpm/rpmps.h>
#include <rpm/rpmcli.h>


int main(int argc, char *argv[])
{
    rpmdb db;
    QVA_t ia;
    rpmts ts = 0;
    rpmps ps = 0;
    FD_t fd = 0;
    Header header = 0;
    int rc = -1;

    if (argc < 2) {
        fprintf(stderr, "Usage: %s <rpmfile>\n", argv[0]);
        goto terminate;
    }

    rpmReadConfigFiles(0, 0);

    fd = Fopen(argv[1], "r.fpio");
    if (!fd || Ferror(fd)) {
        fprintf(stderr, "Failed to open file: %s\n", argv[1]);
        goto terminate;
    }

    ts = rpmtsCreate();
    if (rpmReadPackageFile(ts, fd, argv[1], &header)) {
        fprintf(stderr, "Failed to read header from : %s\n", argv[1]);
        goto terminate;
    }
    rpmtsSetRootDir(ts, "/");

    // concern about http://rpm5.org/docs/api/rpminstall_8c-source.html#l00561
    {
        int type, count;
        char * buf;
        headerGetEntry(header, RPMTAG_NAME, &type, (void**) &buf, &count);
        //headerNVR(header, &buf, 0, 0);
        printf("%s\n", buf);
        headerFreeData(buf, type);

    }

    rpmtsSetNotifyCallback(ts, rpmShowProgress, 0);

    if (rpmtsAddInstallElement(ts, header, (fnpyKey)argv[1], 1, 0)) {
        fprintf(stderr, "rpmtsAddInstallElement: %d\n", rc);
        goto terminate;
    }

    rpmtsClean(ts);
    rc = rpmtsRun(ts, 0, RPMPROB_FILTER_NONE);
    if (rc)
        fprintf(stderr, "rpmtsRun failed\n");

terminate:
    if (header) headerFree(header);
    if (ts) rpmtsFree(ts);
    if (fd) Fclose(fd);
    return rc;
}