int qsearch_main(int argc, char **argv)
{
FILE *fp;
char *ebuild = NULL;
char last[126] = "";
char *p, *q, *str;
char *search_me = NULL;
char show_homepage = 0, show_name_only = 0;
char search_desc = 0, search_all = 0, search_name = 1, search_cache = CACHE_EBUILD;
const char *search_vars[] = { "DESCRIPTION=", "HOMEPAGE=" };
size_t search_len, ebuild_len;
int i, idx=0;
DBG("argc=%d argv[0]=%s argv[1]=%s",
argc, argv[0], argc > 1 ? argv[1] : "NULL?");
while ((i = GETOPT_LONG(QSEARCH, qsearch, "")) != -1) {
switch (i) {
COMMON_GETOPTS_CASES(qsearch)
case 'a': search_all = 1; break;
case 'c': search_cache = CACHE_METADATA; break;
case 'e': search_cache = CACHE_EBUILD; break;
case 's': search_desc = 0; search_name = 1; break;
case 'S': search_desc = 1; search_name = 0; break;
case 'N': show_name_only = 1; break;
case 'H': show_homepage = 1, idx = 1; break;
}
}
if (search_all) {
search_desc = 1;
search_name = 0;
} else {
if (argc == optind)
qsearch_usage(EXIT_FAILURE);
search_me = argv[optind];
}
#ifdef TESTING
/* FIXME: hardcoded */
if ((search_cache == CACHE_EBUILD) && (access("/usr/portage/.qsearch.x", R_OK) == 0)) {
if ((fp = fopen("/usr/portage/.qsearch.x", "r")) != NULL) {
search_len = strlen(search_me);
while (fgets(buf, sizeof(buf), fp) != NULL) {
if (strlen(buf) <= search_len)
continue;
/* add regexp, color highlighting and basename checks */
if (strncmp(buf, search_me, search_len) == 0) {
fputs(buf, stdout);
}
}
fclose(fp);
return 0;
}
}
#endif
last[0] = 0;
fp = fopen(initialize_flat(search_cache, false), "r");
if (!fp)
return 1;
int portdir_fd = open(portdir, O_RDONLY|O_CLOEXEC|O_PATH);
if (portdir_fd < 0)
errp("open(%s) failed", portdir);
q = NULL; /* Silence a gcc warning. */
search_len = strlen(search_vars[idx]);
while (getline(&ebuild, &ebuild_len, fp) != -1) {
if ((p = strchr(ebuild, '\n')) != NULL)
*p = 0;
if (!ebuild[0])
continue;
switch (search_cache) {
case CACHE_METADATA: {
portage_cache *pcache;
if ((pcache = cache_read_file(ebuild)) != NULL) {
if (strcmp(pcache->atom->PN, last) != 0) {
strncpy(last, pcache->atom->PN, sizeof(last));
if ((rematch(search_me, (search_desc ? pcache->DESCRIPTION : ebuild), REG_EXTENDED | REG_ICASE) == 0) || search_all)
printf("%s%s/%s%s%s %s\n", BOLD, pcache->atom->CATEGORY, BLUE,
pcache->atom->PN, NORM,
(show_name_only ? "" :
(show_homepage ? pcache->HOMEPAGE : pcache->DESCRIPTION)));
}
cache_free(pcache);
} else {
if (!reinitialize)
warnf("(cache update pending) %s", ebuild);
reinitialize = 1;
}
break;
}
case CACHE_EBUILD: {
FILE *ebuildfp;
str = xstrdup(ebuild);
p = dirname(str);
if (strcmp(p, last) != 0) {
bool show_it = false;
strncpy(last, p, sizeof(last));
if (search_name) {
if (rematch(search_me, basename(last), REG_EXTENDED | REG_ICASE) != 0) {
goto no_cache_ebuild_match;
} else {
q = NULL;
show_it = true;
}
}
int fd = openat(portdir_fd, ebuild, O_RDONLY|O_CLOEXEC);
if (fd != -1) {
ebuildfp = fdopen(fd, "r");
if (ebuildfp == NULL) {
close(fd);
continue;
}
} else {
if (!reinitialize)
warnfp("(cache update pending) %s", ebuild);
reinitialize = 1;
goto no_cache_ebuild_match;
}
char *buf = NULL;
size_t buflen;
while (getline(&buf, &buflen, ebuildfp) != -1) {
if (strlen(buf) <= search_len)
continue;
if (strncmp(buf, search_vars[idx], search_len) != 0)
continue;
if ((q = strrchr(buf, '"')) != NULL)
*q = 0;
if (strlen(buf) <= search_len)
break;
q = buf + search_len + 1;
if (!search_all && !search_name && rematch(search_me, q, REG_EXTENDED | REG_ICASE) != 0)
break;
show_it = true;
break;
}
if (show_it) {
printf("%s%s/%s%s%s %s\n",
BOLD, dirname(p), BLUE, basename(p), NORM,
(show_name_only ? "" : q ? : "<no DESCRIPTION found>"));
}
free(buf);
fclose(ebuildfp);
}
no_cache_ebuild_match:
free(str);
break;
} /* case CACHE_EBUILD */
} /* switch (search_cache) */
}
int q_main(int argc, char **argv)
{
int i, install;
const char *p;
APPLET func;
if (argc == 0)
return 1;
argv0 = p = basename(argv[0]);
if ((func = lookup_applet(p)) == NULL)
return 1;
if (strcmp("q", p) != 0)
return (func)(argc, argv);
if (argc == 1)
q_usage(EXIT_FAILURE);
install = 0;
while ((i = GETOPT_LONG(Q, q, "+")) != -1) {
switch (i) {
COMMON_GETOPTS_CASES(q)
case 'M': modpath = optarg; break;
case 'i': install = 1; break;
}
}
if (install) {
char buf[_Q_PATH_MAX];
const char *prog, *dir;
ssize_t rret;
int fd, ret;
if (!quiet)
printf("Installing symlinks:\n");
#if defined(__MACH__)
rret = proc_pidpath(getpid(), buf, sizeof(buf));
if (rret != -1)
rret = strlen(buf);
#elif defined(__sun) && defined(__SVR4)
prog = getexecname();
rret = strlen(prog);
if ((size_t)rret > sizeof(buf) - 1) {
rret = -1;
} else {
snprintf(buf, sizeof(buf), "%s", prog);
}
#else
rret = readlink("/proc/self/exe", buf, sizeof(buf) - 1);
#endif
if (rret == -1) {
warnfp("haha no symlink love for you");
return 1;
}
buf[rret] = '\0';
prog = basename(buf);
dir = dirname(buf);
fd = open(dir, O_RDONLY|O_CLOEXEC|O_PATH);
if (fd < 0) {
warnfp("open(%s) failed", dir);
return 1;
}
ret = 0;
for (i = 1; applets[i].desc; ++i) {
int r = symlinkat(prog, fd, applets[i].name);
if (!quiet)
printf(" %s ...\t[%s]\n",
applets[i].name, r ? strerror(errno) : "OK");
if (r && errno != EEXIST)
ret = 1;
}
close(fd);
return ret;
}
if (argc == optind)
q_usage(EXIT_FAILURE);
if ((func = lookup_applet(argv[optind])) == NULL)
return 1;
/* In case of "q --option ... appletname ...", remove appletname from the
* applet's args. */
if (optind > 1) {
argv[0] = argv[optind];
for (i = optind; i < argc; ++i)
argv[i] = argv[i + 1];
} else
++argv;
optind = 0; /* reset so the applets can call getopt */
return (func)(argc - 1, argv);
}
