From 9c7ff11a5cd628ffbe31a7b2de3027ec5b030d8b Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 11 Jun 2003 23:22:36 +0000 Subject: Update. 2003-06-11 Ulrich Drepper * time/tzfile.c: Add a couple of __builtin_expect. Remove warnings gcc 3.3 shows. * argp/argp-help.c (hol_entry_short_iterate): Don't inline. * elf/dl-load.c (fillin_rpath): Likewise. (add_path): Likewise. * elf/dl-version.c (find_needed): Always inline. * elf/do-lookup.c (FCT): Don't inline. * iconv/Makefile: Extend vpath to intl subdir. (iconvconfig-modules): Add hash-string. * iconv/gconv_charset.h (strip): Don't inline. (upstr): Always inline. Move __gconv_compare_alias prototype to... * iconv/gconv_int.h: ...here. * iconv/gconv_db.c: Don't include gconv_charset.h. * iconv/gconv_conf.c (add_alias): Don't inline. (insert_module): Likewise. * iconv/gconv_simple.c (internal_ucs4_loop): Always inline. (internal_ucs4_loop_unaligned): Likewise. (internal_ucs4_loop_single): Likewise. (ucs4_internal_loop): Likewise. (ucs4_internal_loop_unaligned): Likewise. (ucs4_internal_loop_single): Likewise. (internal_ucs4le_loop): Always inline. (internal_ucs4le_loop_unaligned): Likewise. (internal_ucs4le_loop_single): Likewise. (ucs4le_internal_loop): Likewise. (ucs4le_internal_loop_unaligned): Likewise. (ucs4le_internal_loop_single): Likewise. * iconv/loop.c: Always inline the defined functions. * iconvdata/cns11642.h: Likewise. * iconvdata/cns11642l1.h: Likewise. * iconvdata/euc-kr.c: Likewise. * iconvdata/gb2312.h: Likewise. * iconvdata/jis0201.h: Likewise. * iconvdata/jis0208.h: Likewise. * iconvdata/jis0212.h: Likewise. * iconvdata/jisx0213.h: Likewise. * iconvdata/ksc5601.h: Likewise. * iconvdata/utf-7.c (base64): Don't inline. * include/libc-symbols.h (symbol_set_first_element): Add cast (symbol_set_end_p): Likewise. * include/set-hooks (RUN_HOOK): Likewise. * inet/Makefile (aux): Add ifreq. * intl/Makefile (aux): Add some entries from routines. Add hash-string. * intl/hash-string.c: New file. * intl/hash-string.h: Remove hash_string definition. Declare __hash_string. * iconv/gconv_cache.c (find_module_idx): Adjust hash_string caller. * iconv/iconvconfig.c (new_name): Likewise. * intl/dcigettext.c (_nl_find_msg): Likewise. * intl/loadmsgcat.c (_nl_load_domain): Likewise. * io/ftw.c (open_dir_stream): Always inline. (process_entry): Don't inline. * locale/findlocale.c: Include gconv_int.h. * locale/setlocale.c (new_composite_name): Don't inline. * locale/weight.h (findidx): Always inline. * locale/weightwc.h (findidx): Likewise. * locale/programs/linereader.c (lr_ignore_rest): Define here. * locale/programs/linereader.h (lr_ignore_rest): Don't define here, just declare it. (lr_getc): Always inline. (lr_ungetc): Likewise. * nss/nss_files/files-parse.c (parse_list): Likewise. * stdio-common/Makefile (aux): Add printf-parsemb and printf-parsewc. * stdio-common/_itoa.h (_itoa_word): Always inline. (_fitoa_word, _fitoa): Don't define here, only declare. * stdio-common/_itoa.c (_iftoa_word): Add here. (_fitoa): Likewise. * stdio-common/_itowa.h (_itowa_word): Always inline. * stdio-common/printf-parse.h (read_int): Don't inline. (find_spec): Don't define. Declare __find_specmb and __find_specwc. (parse_one_spec): Don't define. Declare __parse_one_specmb and __parse_one_specwc. * stdio-common/printf-parsemb.c: New file. * stdio-common/printf-parsewc.c: New file. * stdio-common/vfprintf.c: Update calls to find_spec and parse_one_spec for new names. * stdio-common/printf-prs.c: Likewise. Define DONT_NEED_READ_INT. * stdlib/Makefile (aux): Add grouping and groupingwc. * stdlib/grouping.c: New file. * stdlib/groupingwc.c: New file. * stdlib/grouping.h (correctly_grouped_prefix): Don't define here. Just prototype. * stdlib/rpmatch.c (try): Don't inline. * stdlib/strtod.c (round_and_return): Don't line. (str_to_mpn): Likewise. (__mpn_lshift_1): Always inline. Optimize only for constant count. Adjust for name change of correctly_grouped_prefix. * sysdeps/generic/strtol.c: Adjust for name change of correctly_grouped_prefix. * string/strxfrm.c (utf8_encode): Don't inline. * sysdeps/generic/dl-cache.c: Define _dl_cache_libcmp. * sysdeps/generic/dl-cache.h: Just declare _dl_cache_libcmp. * sysdeps/generic/ifreq.c: New file. * sysdeps/unix/sysv/linux/ifreq.c: New file. * sysdeps/generic/ifreq.h (__ifreq): Only declare here. * sysdeps/unix/sysv/linux/ifreq.h: Likewise. * sysdeps/generic/ldsodefs.h (_dl_name_match_p): Always inline. * sysdeps/generic/unwind-dw2-fde.c (start_fde_sort): Don't inline. (fde_split): Likewise. (fde_merge): Likewise. (end_fde_sort): Likewise. (init_object): Likewise. (binary_search_unencoded_fdes): Likewise. (binary_search_single_encoding_fdes): Likewise. (binary_search_mixed_encoding_fdes): Likewise. * sysdeps/generic/wordexp.c (w_addchar): Don't inline. * sysdeps/i386/dl-machine.c (elf_machine_runtime_setup): Always inline. * sysdeps/posix/sprofil.c (profil_count): Don't inline. * sysdeps/unix/sysv/linux/Makefile [subdir=io] (sysdep_routines): Add xstatconv. * sysdeps/unix/sysv/linux/xstatconv.h: New file. * sysdeps/unix/sysv/linux/xstatconv.c: Don't inline the function. Export them. Prepend __ to name. * sysdeps/unix/sysv/linux/Dist: Add xstatconv.h. * sysdeps/unix/sysv/linux/fxstat.c: Adjust for name change of conversion functions. * sysdeps/unix/sysv/linux/fxstat64.c: Likewise. * sysdeps/unix/sysv/linux/lxstat.c: Likewise. * sysdeps/unix/sysv/linux/lxstat64.c: Likewise. * sysdeps/unix/sysv/linux/xstat.c: Likewise. * sysdeps/unix/sysv/linux/xstat64.c: Likewise. * sysdeps/unix/sysv/linux/i386/fxstat.c: Likewise. * sysdeps/unix/sysv/linux/i386/lxstat.c: Likewise. * sysdeps/unix/sysv/linux/i386/xstat.c: Likewise. * sysdeps/unix/sysv/linux/pathconf.c (__statfs_link_max, __statfs_filesize_max, __statfs_symlinks): Define here. __ prepended to name. Change callers. * sysdeps/unix/sysv/linux/pathconf.h (__statfs_link_max, __statfs_filesize_max, __statfs_symlinks): Don't define here, just declare. * sysdeps/unix/sysv/linux/fpathconf.c: Change all callers. * time/tzfile.c (decode): Always inline. * wcsmbs/wcsnrtombs.c: Change type of inbuf to unsigned char*. Remove cast in tomb function call. * wcsmbs/wcsrtombs.c Likewise. * wcsmbs/wcstob.c: Introduce new temp variable to take pointer in tomb function call. --- sysdeps/generic/ifreq.c | 80 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 sysdeps/generic/ifreq.c (limited to 'sysdeps/generic/ifreq.c') diff --git a/sysdeps/generic/ifreq.c b/sysdeps/generic/ifreq.c new file mode 100644 index 0000000000..be7c03cf08 --- /dev/null +++ b/sysdeps/generic/ifreq.c @@ -0,0 +1,80 @@ +/* Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger . + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "ifreq.h" + + +void +__ifreq (struct ifreq **ifreqs, int *num_ifs, int sockfd) +{ + int fd = sockfd; + struct ifconf ifc; + int rq_len; + int nifs; +# define RQ_IFS 4 + + if (fd < 0) + fd = __opensock (); + if (fd < 0) + { + *num_ifs = 0; + *ifreqs = NULL; + return; + } + + ifc.ifc_buf = NULL; + rq_len = RQ_IFS * sizeof (struct ifreq) / 2; /* Doubled in the loop. */ + do + { + ifc.ifc_len = rq_len *= 2; + ifc.ifc_buf = realloc (ifc.ifc_buf, ifc.ifc_len); + if (ifc.ifc_buf == NULL || __ioctl (fd, SIOCGIFCONF, &ifc) < 0) + { + if (ifc.ifc_buf) + free (ifc.ifc_buf); + + if (fd != sockfd) + __close (fd); + *num_ifs = 0; + *ifreqs = NULL; + return; + } + } + while (rq_len < sizeof (struct ifreq) + ifc.ifc_len); + + if (fd != sockfd) + __close (fd); + +#ifdef _HAVE_SA_LEN + struct ifreq *ifr = ifreqs; + nifs = 0; + while ((char *) ifr < ifc.ifc_buf + ifc.ifc_len) + { + ++nifs; + ifr = __if_nextreq (ifr); + if (ifr == NULL) + break; + } +#else + nifs = ifc.ifc_len / sizeof (struct ifreq); +#endif + + *num_ifs = nifs; + *ifreqs = realloc (ifc.ifc_buf, nifs * sizeof (struct ifreq)); +} -- cgit v1.2.3