/* ISC license. */ #include #include #include #include #include #include #include #include #include "exlsn.h" static int elgloberrfunc (char const *s, int e) { errno = e ; strerr_warnw2sys("while globbing, error reading ", s) ; return 0 ; } int exlsn_elglob (int argc, char const **argv, char const *const *envp, exlsn_t *info) { glob_t pglob ; subgetopt localopt = SUBGETOPT_ZERO ; elsubst_t blah ; int flags = GLOB_NOSORT | GLOB_NOCHECK ; unsigned int i = 0 ; int verbose = 0 ; blah.var = info->vars.len ; blah.value = info->values.len ; for (;;) { int opt = subgetopt_r(argc, argv, "vwsme0", &localopt) ; if (opt < 0) break ; switch (opt) { case 'v' : verbose = 1 ; break ; case 'w' : flags |= GLOB_ERR ; break ; case 's' : flags &= ~GLOB_NOSORT ; break ; case 'm' : flags |= GLOB_MARK ; break ; case 'e' : flags |= GLOB_NOESCAPE ; break ; case '0' : flags &= ~GLOB_NOCHECK ; break ; default : return -3 ; } } argc -= localopt.ind ; argv += localopt.ind ; if (argc < 2) return -3 ; if (!*argv[0] || el_vardupl(argv[0], info->vars.s, info->vars.len)) return -2 ; if (!stralloc_catb(&info->vars, argv[0], strlen(argv[0]) + 1)) return -1 ; pglob.gl_offs = 0 ; switch (glob(argv[1], flags, verbose ? &elgloberrfunc : 0, &pglob)) { case 0 : break ; case GLOB_NOMATCH: { pglob.gl_pathc = 0 ; pglob.gl_pathv = 0 ; break ; } default: goto err ; } for ( ; i < (unsigned int)pglob.gl_pathc ; i++) if (!stralloc_catb(&info->values, pglob.gl_pathv[i], strlen(pglob.gl_pathv[i]) + 1)) goto globerr ; blah.n = pglob.gl_pathc ; globfree(&pglob) ; if (!genalloc_append(elsubst_t, &info->data, &blah)) goto err ; (void)envp ; return localopt.ind + 2 ; globerr: globfree(&pglob) ; err: info->vars.len = blah.var ; info->values.len = blah.value ; return -1 ; }