#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); } }