diff options
Diffstat (limited to 'src/fdholder/s6-fdholder-list.c')
-rw-r--r-- | src/fdholder/s6-fdholder-list.c | 64 |
1 files changed, 38 insertions, 26 deletions
diff --git a/src/fdholder/s6-fdholder-list.c b/src/fdholder/s6-fdholder-list.c index ffda680..d6981d0 100644 --- a/src/fdholder/s6-fdholder-list.c +++ b/src/fdholder/s6-fdholder-list.c @@ -1,51 +1,63 @@ /* ISC license. */ +#include <string.h> #include <skalibs/types.h> -#include <skalibs/sgetopt.h> +#include <skalibs/buffer.h> #include <skalibs/strerr2.h> -#include <skalibs/djbunix.h> -#include <s6/config.h> +#include <skalibs/sgetopt.h> +#include <skalibs/tai.h> +#include <skalibs/stralloc.h> +#include <skalibs/skamisc.h> +#include <s6/s6-fdholder.h> -#define USAGE "s6-fdholder-list [ -t timeout ] [ -T ] socket" +#define USAGE "s6-fdholder-list [ -t timeout ] socket" #define dieusage() strerr_dieusage(100, USAGE) -int main (int argc, char const *const *argv, char const *const *envp) +int main (int argc, char const *const *argv) { - char const *newargv[9] ; - unsigned int m = 0 ; - unsigned int timeout = 0 ; - int printexpire = 0 ; - char fmtt[UINT_FMT] ; + s6_fdholder_t a = S6_FDHOLDER_ZERO ; + stralloc sa = STRALLOC_ZERO, sb = STRALLOC_ZERO ; + size_t pos = 0 ; + int n ; + tain_t deadline ; PROG = "s6-fdholder-list" ; { + unsigned int t = 0 ; subgetopt_t l = SUBGETOPT_ZERO ; for (;;) { - int opt = subgetopt_r(argc, argv, "d:t:T:", &l) ; + int opt = subgetopt_r(argc, argv, "t:", &l) ; if (opt == -1) break ; switch (opt) { - case 'T' : printexpire = 1 ; break ; - case 't' : if (!uint0_scan(l.arg, &timeout)) dieusage() ; break ; + case 't' : if (!uint0_scan(l.arg, &t)) dieusage() ; break ; default : dieusage() ; } } argc -= l.ind ; argv += l.ind ; + if (t) tain_from_millisecs(&deadline, t) ; + else deadline = tain_infinite_relative ; } - if (!argc) dieusage() ; - newargv[m++] = S6_BINPREFIX "s6-ipcclient" ; - newargv[m++] = "-l0" ; - newargv[m++] = "--" ; - newargv[m++] = argv[0] ; - newargv[m++] = S6_BINPREFIX "s6-fdholder-listc" ; - if (printexpire) newargv[m++] = "-T" ; - if (timeout) + if (!argc) dieusage() ; + tain_now_g() ; + tain_add_g(&deadline, &deadline) ; + if (!s6_fdholder_start_g(&a, argv[0], &deadline)) + strerr_diefu2sys(111, "connect to a fd-holder daemon at ", argv[0]) ; + n = s6_fdholder_list_g(&a, &sa, &deadline) ; + if (n < 0) strerr_diefu1sys(1, "get fd list") ; + while (n--) { - fmtt[uint_fmt(fmtt, timeout)] = 0 ; - newargv[m++] = "-t" ; - newargv[m++] = fmtt ; + size_t len = strlen(sa.s + pos) ; + sb.len = 0 ; + if (!string_quote_nodelim_mustquote(&sb, sa.s + pos, len, 0, 0)) + strerr_diefu1sys(111, "quote string") ; + if (buffer_put(buffer_1, sb.s, sb.len) < sb.len || buffer_put(buffer_1, "\n", 1) < 1) + strerr_diefu1sys(111, "buffer_put") ; + pos += len+1 ; } - newargv[m++] = 0 ; - xpathexec_run(newargv[0], newargv, envp) ; + stralloc_free(&sb) ; + stralloc_free(&sa) ; + if (!buffer_flush(buffer_1)) strerr_diefu1sys(111, "write to stdout") ; + return 0 ; } |