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#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <rpm/rpmlib.h>
#include <rpm/header.h>
#include <iostream>
char *get_name(Header header, int_32 tag) {
int_32 type, count;
char *name;
headerGetEntry(header, tag, &type, (void **) &name, &count);
return name;
}
int get_int(Header header, int_32 tag) {
int_32 type, count;
int *i;
headerGetEntry(header, tag, &type, (void **) &i, &count);
return *i;
}
int main(int argc, char **argv)
{
if (argc <= 1) {
cerr << "usage: hdlist2prereq <hdlist> [<hdlists...>]\n";
exit(1);
}
for (int i = 1; i < argc; i++) {
FD_t fd = strcmp(argv[i], "-") == 0 ? fdDup(STDIN_FILENO) : fdOpen(argv[i], O_RDONLY, 0);
if (fdFileno(fd) < 0) cerr << "rpmpackdeps: cannot open file " << argv[i] << "\n";
else {
Header header;
int_32 type, count;
char **list;
int *flags;
while ((header=headerRead(fd, HEADER_MAGIC_YES))) {
char *name = get_name(header, RPMTAG_NAME);
headerGetEntry(header, RPMTAG_REQUIRENAME, &type, (void **) &list, &count);
headerGetEntry(header, RPMTAG_REQUIREFLAGS, &type, (void **) &flags, &count);
if (flags && list)
for(i = 0; i < count; i++)
if (flags[i] & RPMSENSE_PREREQ) printf("%s:%s\n", name, list[i]);
}
}
fdClose(fd);
}
}
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