diff options
author | Ulrich Drepper <drepper@redhat.com> | 1997-06-12 21:38:55 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1997-06-12 21:38:55 +0000 |
commit | 714a562f0bf855da3835adb2dbecc245e39f8759 (patch) | |
tree | 856c801ff8bc895274a8914e5c846c86ecf37046 /manual/examples/argp-ex4.c | |
parent | b0de3e9e30113e669ad7944579ec4e2d10163758 (diff) | |
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Update.cvs/libc-ud-970612
<1997-06-12 21:22 Ulrich Drepper <drepper@cygnus.com>
* Makefile (libc-map): Define before including Makerules.
* Makerules (lib%.so): Depend on $(lib%-map).
(build-shlib): Adapt rule for above change.
(libc.so): Depend on $(libc-map).
* db/Makefile (libcdb-map): New definition.
* elf/Makefile (libdl-map): New definition.
* elf/dl-lookup.c: Don't use relative include path.
(undefined_msg): New variable. Use single string in all functions.
(do_lookup): Correctly recognize default version.
Return -2 if no version information is available.
Stop processing hash entries when string was found.
Don't bark about missing versioned symbol in file with original
reference if it is a weak symbol.
(_dl_lookup_symbol): Use undefined_msg.
(_dl_lookup_versioned_symbol): Likewise.
Give extra information if no verdef info is available.
* elf/dl-version.c (file_needed): Remove first argument. We must
seek in the whole search list.
(match_symbol): Correct check for available verdef info.
(_dl_check_map_versions): Correct call of find_needed.
* locale/Makefile (libBrokenLocale-map): New definition.
* login/Makefile (libutil-map): New definition.
* math/Makefile (libm-map): New definition.
* md5-crypt/Makefile (libcrypt-map): New definition.
* nis/Makefile (libnsl-map, libnss_compat-map, libnss_nis-map,
libnss_nisplus-map): New definition.
* nss/Makefile (libnss_files-map, libnss_db-map): New definitions.
* resolv/Makefile (libresolv-map, libnss_dns-map): New definitions.
* libc.map: New file.
* db/libdb.map: New file.
* elf/libdl.map: New file.
* locale/libBrokenLocale.map: New file.
* login/libutil.map: New file.
* math/libm.map: New file.
* md5-crypt/libcrypt.map: New file.
* nis/libnss_compat.map: New file.
* nis/libnsl.map: New file.
* nis/libnss_nis.map: New file.
* nis/libnss_nisplus.map: New file.
* nss/libnss_files.map: New file.
* nss/libnss_db.map: New file.
* resolv/libnss_dns.map: New file.
* resolv/libresolv.map: New file.
* sysdeps/i386/dl-machine.h (elf_machine_rel): Don't do anything
for R_386_NONE entries.
* Makefile (manual/dir-add.info): New rule.
* Makerules: Add vpath definition for .x files.
* Makerules (distinfo): Make sure target directory exists.
* argp/argp-help.c (argp_args_usage): Don't modify `fdoc' value
since it is used to distinguish filtered strings from unmodifed
strings.
* elf/dl-lookup.c (do_lookup): Optimize STT_* recognition.
* elf/dl-reloc.c: Fix typo.
* inet/arpa/tftp.h (struct tftphdr): Change type of tu_block to
`unsigned short'.
* manual/Makefile (dir-add.texi): Also emit wrapper text for
info/install-info.
(distribute): Add dir-add.texi and dir-add.info.
(mostlyclean): Add dir-add.info.
(realclean): Add dir-add.texi.
(install): Add entries in `dir' file using install-info.
* manual/libc.texinfo: Add @dircategory and @direntry text.
Reported by Miles Bader <miles@gnu.ai.mit.edu>.
* manual/pattern.texi: Correct description of GLOB_MAGCHAR and
GLOB_NOMAGIC. Changes by Roland McGrath <roland@gnu.ai.mit.edu>.
* nis/nis_addmember.c: Little optimizations.
* nis/nis_call.c: Likewise.
* nis/nis_creategroup.c: Likewise.
* nis/nis_defaults.c: Likewise.
* nis/nis_destroygroup.c: Likewise.
* nis/nis_ismember.c: Likewise.
* nis/nis_local_names.c: Likewise.
* nis/nis_print_group_entry.c: Likewise.
* nis/nis_verifygroup.c: Likewise.
* posix/unistd.h: Fix comment for getcwd.
* stdlib/Makefile (headers): Remove inttypes.h. It's a system
dependent header.
* sysdeps/wordsize-32/Dist: New file.
* sysdeps/wordsize-32/Makefile: New file.
* sysdeps/wordsize-64/Dist: New file.
* sysdeps/wordsize-64/Makefile: New file.
* sunrpc/Makefile: Adopt comment for real situation.
* sysdeps/i386/add_n.S: Add ASM_TYPE_DIRECTIVE and AS_SIZE_DIRECTIVE.
* sysdeps/i386/addmul_1.s: Likewise.
* sysdeps/i386/lshist.s: Likewise.
* sysdeps/i386/rshift.s: Likewise.
* sysdeps/i386/sub_n.s: Likewise.
* sysdeps/i386/submul_1.s: Likewise.
* sysdeps/unix/sysv/linux/i386/sysdep.h (SYSCALL_ERROR_HANDLER):
Add .type and .size.
1997-06-12 13:32 Philip Blundell <Philip.Blundell@pobox.com>
* libc/sysdeps/unix/arm/brk.S: New file.
* libc/sysdeps/unix/arm/sysdep.S: Likewise.
* libc/sysdeps/unix/sysv/linux/arm/sysdep.S: Likewise.
1997-06-11 11:51 Thorsten Kukuk <kukuk@vt.uni-paderborn.de>
* nis/nss_nisplus/nisplus-spwd.c (_nss_nisplus_parse_spent):
Check if we have shadow information.
1997-06-08 19:33 Thorsten Kukuk <kukuk@vt.uni-paderborn.de>
* nis/nis_getservlist.c (nis_getservlist): Use calloc instead of
malloc, alloc memory for nis_server struct.
* nis/nis_getservlist.c (nis_freeservlist): Give the memory for
the nis_server struct free, too.
* nis/nis_removemember (nis_removemember): Fix for loop.
1997-06-12 12:45 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/i386/fpu/__math.h (__M_SQRT2): Define here since we
cannot rely on M_SQRT2 being defined. (log1p): Use __M_SQRT2 not
M_SQRT2.
* math/math.h (_Mldbl): Define even if M_* constants are not
defined.
Reported by corsepiu@faw.uni-ulm.de.
1997-06-12 03:08 Philip Blundell <Philip.Blundell@pobox.com>
* nss/getXXbyYY_r.c (do_weak_alias): Remove extra parentheses.
1997-06-11 13:22 Ulrich Drepper <drepper@cygnus.com>
* misc/regexp.h (compile): Allow use of macro INIT for variable
declaration. Add documentation for INIT.
Reported by Robert Bihlmeyer <robbe@orcus.priv.at>.
1997-06-11 10:47 Philip Blundell <Philip.Blundell@pobox.com>
* sysdeps/unix/sysv/linux/net/if_arp.h: Add two new hardware types.
1997-06-10 11:31 H.J. Lu <hjl@gnu.ai.mit.edu>
* sysdeps/powerpc/strlen.s: Use -0x101 instead of 0xfffffeff
for a signed 16-bit value.
1997-06-07 07:54 H.J. Lu <hjl@gnu.ai.mit.edu>
* sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c
(_dl_sysdep_read_whole_file): Deleted.
* sysdeps/powerpc/fenvbits.h (__FE_ALL_INVALID): Changed
to FE_ALL_INVALID.
* sysdeps/powerpc/fraiseexcpt.c (__FE_INVALID_SOFTWARE):
Changed to FE_INVALID_SOFTWARE.
(__FPSCR_STICKY_BITS): Changed to FPSCR_STICKY_BITS.
* sysdeps/libm-ieee754/s_fmin.c: Fix a typo.
1997-06-07 18:48 H.J. Lu <hjl@gnu.ai.mit.edu>
* shlib-versions (.*-.*-linux.*): Set libc to 6.
1997-06-08 15:35 Thorsten Kukuk <kukuk@vt.uni-paderborn.de>
* nis/nis_add.c (nis_add): Use nis_leaf_of_r instead of nis_name_of_r.
* nis/nis_addmember.c (nis_addmember): Fix a lot of pointer errors.
* nis/nis_clone.c: Likewise.
* nis/nis_removemember.c (nis_removemember): Likewise.
* nis/nis_table.c: Likewise.
* nis/nss_nis/nis-hosts.c: Use addr, not p for inet_pton call.
* nis/nss_nisplus/nisplus-hosts.c: Likewise.
* nis/nss_nis/nis-netgrp.c (_nss_nis_setnetgrent): Check for
group == NULL.
1997-06-08 21:21 Mark Kettenis <kettenis@phys.uva.nl>
* login/login.c, login/utmp_daemon.c, login/utmp_file.c,
login/getutent_r.c, login/utmpname.c: Cleanup `#if _LIBC' and
`#ifndef _LIBC' fragments.
* login/programs/utmpd.c: Define DEFAULT_USER.
(drop_priviliges): Use it.
(main): Set locale and text domain.
* login/programs/utmpd-private.h: Declare proc_utmp_eq.
* login/programs/database.c (proc_utmp_eq): Removed.
* login/programs/request.c (proc_utmp_eq): Made global. Only use
ut_id field if valid.
* login/utmp_file.c (proc_utmp_eq): Restore patch made by Miles
Bader that was lost when adding the daemon backend; Only use ut_id
field if valid.
1997-06-05 23:10 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/Dist: Remove netatalk/atalk.h and
netinet/icmp.h, add netatalk/at.h.
* sysdeps/unix/sysv/linux/powerpc/Dist: Remove termios.h.
* sysdeps/unix/sysv/linux/sparc/Dist: Remove start.c.
1997-06-04 19:22 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* stdlib/testsort.c (compare): Fix parameter types.
1997-06-04 19:05 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* md5-crypt/Makefile (distribute): Fix name of file.
1997-06-04 19:02 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* login/Makefile (utmpd-routines): Remove utmpd again, which is
already added implicitly through $(others).
1997-06-05 13:43 Fila Kolodny <fila@filapc.ibi.com>
* sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add netipx/ipx.h.
1997-06-05 13:25 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* md5-crypt/md5-crypt.c: Add prototype for __md5_crypt.
1997-06-05 17:08 Ulrich Drepper <drepper@cygnus.com>
* string/argz-addsep.c: Correct weak alias.
Reported by Ben Pfaff <pfaffben@pilot.msu.edu>.
* locale/setlocale.c (setlocale): Free variable with locale path
before returning.
(setname): Don't test for _nl_current[category] being NULL before
freeing.
Reported by Ben Pfaff <pfaffben@pilot.msu.edu>.
1997-06-04 12:41 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* manual/intro.texi (XPG): Correct some typos.
* manual/libc.texinfo (Program Arguments): Menu updated.
* nis/nis_local_names.c (nis_local_host): Fix pointer errors.
Diffstat (limited to 'manual/examples/argp-ex4.c')
-rw-r--r-- | manual/examples/argp-ex4.c | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/manual/examples/argp-ex4.c b/manual/examples/argp-ex4.c new file mode 100644 index 0000000000..24dd417a81 --- /dev/null +++ b/manual/examples/argp-ex4.c @@ -0,0 +1,144 @@ +/* Argp example #4 -- a program with somewhat more complicated options */ + +#include <stdlib.h> +#include <error.h> +#include <argp.h> + +const char *argp_program_version = + "argp-ex4 1.0"; +const char *argp_program_bug_address = + "<bug-gnu-utils@@prep.ai.mit.edu>"; + +/* Program documentation. */ +static char doc[] = + "Argp example #4 -- a program with somewhat more complicated\ +options\ +\vThis part of the documentation comes *after* the options;\ + note that the text is automatically filled, but it's possible\ + to force a line-break, e.g.\n<-- here."; + +/* A description of the arguments we accept. */ +static char args_doc[] = "ARG1 [STRING...]"; + +/* Keys for options without short-options. */ +#define OPT_ABORT 1 /* --abort */ + +/* The options we understand. */ +static struct argp_option options[] = { + {"verbose", 'v', 0, 0, "Produce verbose output" }, + {"quiet", 'q', 0, 0, "Don't produce any output" }, + {"silent", 's', 0, OPTION_ALIAS }, + {"output", 'o', "FILE", 0, + "Output to FILE instead of standard output" }, + + {0,0,0,0, "The following options should be grouped together:" }, + {"repeat", 'r', "COUNT", OPTION_ARG_OPTIONAL, + "Repeat the output COUNT (default 10) times"}, + {"abort", OPT_ABORT, 0, 0, "Abort before showing any output"}, + + { 0 } +}; + +/* Used by @code{main} to communicate with @code{parse_opt}. */ +struct arguments +{ + char *arg1; /* @var{arg1} */ + char **strings; /* [@var{string}@dots{}] */ + int silent, verbose, abort; /* @samp{-s}, @samp{-v}, @samp{--abort} */ + char *output_file; /* @var{file} arg to @samp{--output} */ + int repeat_count; /* @var{count} arg to @samp{--repeat} */ +}; + +/* Parse a single option. */ +static error_t +parse_opt (int key, char *arg, struct argp_state *state) +{ + /* Get the @code{input} argument from @code{argp_parse}, which we + know is a pointer to our arguments structure. */ + struct arguments *arguments = state->input; + + switch (key) + { + case 'q': case 's': + arguments->silent = 1; + break; + case 'v': + arguments->verbose = 1; + break; + case 'o': + arguments->output_file = arg; + break; + case 'r': + arguments->repeat_count = arg ? atoi (arg) : 10; + break; + case OPT_ABORT: + arguments->abort = 1; + break; + + case ARGP_KEY_NO_ARGS: + argp_usage (state); + + case ARGP_KEY_ARG: + /* Here we know that @code{state->arg_num == 0}, since we + force argument parsing to end before any more arguments can + get here. */ + arguments->arg1 = arg; + + /* Now we consume all the rest of the arguments. + @code{state->next} is the index in @code{state->argv} of the + next argument to be parsed, which is the first @var{string} + we're interested in, so we can just use + @code{&state->argv[state->next]} as the value for + arguments->strings. + + @emph{In addition}, by setting @code{state->next} to the end + of the arguments, we can force argp to stop parsing here and + return. */ + arguments->strings = &state->argv[state->next]; + state->next = state->argc; + + break; + + default: + return ARGP_ERR_UNKNOWN; + } + return 0; +} + +/* Our argp parser. */ +static struct argp argp = { options, parse_opt, args_doc, doc }; + +int main (int argc, char **argv) +{ + int i, j; + struct arguments arguments; + + /* Default values. */ + arguments.silent = 0; + arguments.verbose = 0; + arguments.output_file = "-"; + arguments.repeat_count = 1; + arguments.abort = 0; + + /* Parse our arguments; every option seen by @code{parse_opt} will be + reflected in @code{arguments}. */ + argp_parse (&argp, argc, argv, 0, 0, &arguments); + + if (arguments.abort) + error (10, 0, "ABORTED"); + + for (i = 0; i < arguments.repeat_count; i++) + { + printf ("ARG1 = %s\n", arguments.arg1); + printf ("STRINGS = "); + for (j = 0; arguments.strings[j]; j++) + printf (j == 0 ? "%s" : ", %s", arguments.strings[j]); + printf ("\n"); + printf ("OUTPUT_FILE = %s\nVERBOSE = %s\nSILENT = %s\n", + arguments.output_file, + arguments.verbose ? "yes" : "no", + arguments.silent ? "yes" : "no"); + } + + exit (0); +} |