From 28f540f45bbacd939bfd07f213bcad2bf730b1bf Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 18 Feb 1995 01:27:10 +0000 Subject: initial import --- posix/.cvsignore | 4 + posix/Makefile | 84 ++++ posix/confstr.c | 54 +++ posix/execl.c | 48 ++ posix/execle.c | 45 ++ posix/execlp.c | 44 ++ posix/execv.c | 31 ++ posix/execvp.c | 112 +++++ posix/fnmatch.c | 200 +++++++++ posix/fnmatch.h | 67 +++ posix/getconf.c | 134 ++++++ posix/getopt.c | 759 +++++++++++++++++++++++++++++++ posix/getopt.h | 133 ++++++ posix/getopt1.c | 191 ++++++++ posix/glob.c | 671 +++++++++++++++++++++++++++ posix/glob.h | 97 ++++ posix/glob/.cvsignore | 1 + posix/glob/Makefile.in | 66 +++ posix/glob/configure | 1123 ++++++++++++++++++++++++++++++++++++++++++++++ posix/glob/configure.bat | 23 + posix/glob/configure.in | 19 + posix/gnu/types.h | 84 ++++ posix/id.c | 173 +++++++ posix/posix1_lim.h | 87 ++++ posix/posix2_lim.h | 82 ++++ posix/sys/times.h | 54 +++ posix/sys/types.h | 114 +++++ posix/sys/unistd.h | 1 + posix/sys/utsname.h | 64 +++ posix/sys/wait.h | 151 +++++++ posix/tar.h | 110 +++++ posix/testfnm.args | 1 + posix/testfnm.c | 12 + posix/tstgetopt.args | 1 + posix/tstgetopt.c | 41 ++ posix/unistd.h | 642 ++++++++++++++++++++++++++ posix/wordexp.c | 184 ++++++++ posix/wordexp.h | 66 +++ 38 files changed, 5773 insertions(+) create mode 100644 posix/.cvsignore create mode 100644 posix/Makefile create mode 100644 posix/confstr.c create mode 100644 posix/execl.c create mode 100644 posix/execle.c create mode 100644 posix/execlp.c create mode 100644 posix/execv.c create mode 100644 posix/execvp.c create mode 100644 posix/fnmatch.c create mode 100644 posix/fnmatch.h create mode 100644 posix/getconf.c create mode 100644 posix/getopt.c create mode 100644 posix/getopt.h create mode 100644 posix/getopt1.c create mode 100644 posix/glob.c create mode 100644 posix/glob.h create mode 100644 posix/glob/.cvsignore create mode 100644 posix/glob/Makefile.in create mode 100755 posix/glob/configure create mode 100644 posix/glob/configure.bat create mode 100644 posix/glob/configure.in create mode 100644 posix/gnu/types.h create mode 100644 posix/id.c create mode 100644 posix/posix1_lim.h create mode 100644 posix/posix2_lim.h create mode 100644 posix/sys/times.h create mode 100644 posix/sys/types.h create mode 100644 posix/sys/unistd.h create mode 100644 posix/sys/utsname.h create mode 100644 posix/sys/wait.h create mode 100644 posix/tar.h create mode 100644 posix/testfnm.args create mode 100644 posix/testfnm.c create mode 100644 posix/tstgetopt.args create mode 100644 posix/tstgetopt.c create mode 100644 posix/unistd.h create mode 100644 posix/wordexp.c create mode 100644 posix/wordexp.h (limited to 'posix') diff --git a/posix/.cvsignore b/posix/.cvsignore new file mode 100644 index 0000000000..1f69fd919a --- /dev/null +++ b/posix/.cvsignore @@ -0,0 +1,4 @@ +*.gz *.Z *.tar *.tgz +=* +TODO COPYING* AUTHORS copyr-* copying.* +glibc-* diff --git a/posix/Makefile b/posix/Makefile new file mode 100644 index 0000000000..b6851b99f3 --- /dev/null +++ b/posix/Makefile @@ -0,0 +1,84 @@ +# Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc. +# This file is part of the GNU C Library. + +# The GNU C Library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Library General Public License as +# published by the Free Software Foundation; either version 2 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 +# Library General Public License for more details. + +# You should have received a copy of the GNU Library General Public +# License along with the GNU C Library; see the file COPYING.LIB. If +# not, write to the Free Software Foundation, Inc., 675 Mass Ave, +# Cambridge, MA 02139, USA. + +# +# Sub-makefile for POSIX portion of the library. +# +subdir := posix + +headers := sys/utsname.h sys/times.h sys/wait.h sys/types.h unistd.h \ + glob.h wordexp.h fnmatch.h gnu/types.h getopt.h \ + posix1_lim.h posix2_lim.h posix_opt.h local_lim.h tar.h \ + utsnamelen.h confname.h waitflags.h waitstatus.h sys/unistd.h + +distribute := confstr.h + +routines := \ + uname \ + times \ + wait waitpid wait3 wait4 \ + alarm sleep pause \ + fork vfork _exit \ + execve fexecve execv execle execl execvp execlp \ + getpid getppid \ + getuid geteuid getgid getegid getgroups setuid setgid \ + getpgid setpgid getpgrp setsid \ + getlogin setlogin \ + pathconf sysconf fpathconf \ + glob fnmatch \ + confstr \ + getopt getopt1 +aux := init-posix +tests := tstgetopt testfnm +others := getconf +install-bin := getconf +install-lib := libposix.a +gpl2lgpl := getopt.c getopt1.c getopt.h # Frob these guys' copying notices. + +include ../Rules + +$(objpfx)libposix.a: $(dep-dummy-lib); $(make-dummy-lib) +lib: $(objpfx)libposix.a + +# Make the standalone glob/fnmatch package. + +glob.tar: glob/ChangeLog glob/COPYING.LIB \ + glob/Makefile.in glob/configure glob/configure.in glob/configure.bat\ + glob/fnmatch.h glob/glob.h glob/fnmatch.c glob/glob.c + tar cho$(verbose)f $@ $^ +glob/%.c: %.c + rm -f $@ + ln -s ../$< $@ +glob/%.h: %.h + rm -f $@ + ln -s ../$< $@ + +glob/configure: glob/configure.in + cd glob; autoconf $(ACFLAGS) + +glob/ChangeLog: ../ChangeLog + changelog-extract --regexp 'posix/(glob|fnmatch).*' < $< > $@.new + chmod a-w $@.new + mv -f $@.new $@ + +%.Z: % + compress -c $< > $@-tmp + mv $@-tmp $@ +%.gz: % + gzip -9v -c $< > $@-tmp + mv $@-tmp $@ diff --git a/posix/confstr.c b/posix/confstr.c new file mode 100644 index 0000000000..5b4a7bea93 --- /dev/null +++ b/posix/confstr.c @@ -0,0 +1,54 @@ +/* Copyright (C) 1991 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include +#include +#include + +/* If BUF is not NULL, fill in at most LEN characters of BUF + with the value corresponding to NAME. Return the number + of characters required to hold NAME's entire value. */ +size_t +DEFUN(confstr, (name, buf, len), + int name AND char *buf AND size_t len) +{ + CONST char *string; + size_t string_len; + + switch (name) + { + case _CS_PATH: + { + static CONST char cs_path[] = CS_PATH; + string = cs_path; + string_len = sizeof(cs_path); + } + break; + + default: + errno = EINVAL; + return 0; + } + + if (buf != NULL) + (void) strncpy(buf, string, len); + return string_len; +} diff --git a/posix/execl.c b/posix/execl.c new file mode 100644 index 0000000000..9aa13b958f --- /dev/null +++ b/posix/execl.c @@ -0,0 +1,48 @@ +/* Copyright (C) 1991, 1992, 1994 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include + +#ifndef HAVE_GNU_LD +#define __environ environ +#endif + +/* Execute PATH with all arguments after PATH until + a NULL pointer and environment from `environ'. */ +int +DEFUN(execl, (path, arg), CONST char *path AND CONST char *arg DOTS) +{ + CONST char *argv[1024]; + register unsigned int i; + va_list args; + + argv[0] = arg; + + va_start (args, arg); + i = 1; + do + { + argv[i] = va_arg (args, CONST char *); + } while (argv[i++] != NULL); + va_end (args); + + return __execve (path, (char *CONST *) argv, __environ); +} diff --git a/posix/execle.c b/posix/execle.c new file mode 100644 index 0000000000..a36d49a407 --- /dev/null +++ b/posix/execle.c @@ -0,0 +1,45 @@ +/* Copyright (C) 1991 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include + +/* Execute PATH with all arguments after PATH until a NULL pointer, + and the argument after that for environment. */ +int +DEFUN(execle, (path), CONST char *path AND CONST char *arg DOTS) +{ + CONST char *argv[1024], *CONST *envp; + register unsigned int i; + va_list args; + + va_start(args, arg); + argv[0] = arg; + i = 1; + do + { + argv[i] = va_arg(args, CONST char *); + } while (argv[i++] != NULL); + + envp = va_arg(args, CONST char *CONST *); + va_end(args); + + return __execve(path, (char *CONST *) argv, (char *CONST *) envp); +} diff --git a/posix/execlp.c b/posix/execlp.c new file mode 100644 index 0000000000..af09dacafd --- /dev/null +++ b/posix/execlp.c @@ -0,0 +1,44 @@ +/* Copyright (C) 1991, 1993 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include + +/* Execute FILE, searching in the `PATH' environment variable if + it contains no slashes, with all arguments after FILE until a + NULL pointer and environment from `environ'. */ +int +DEFUN(execlp, (file), CONST char *file DOTS) +{ + CONST char *argv[1024]; + register unsigned int i; + va_list args; + + va_start (args, file); + + i = 0; + do + argv[i] = va_arg (args, CONST char *); + while (argv[i++] != NULL); + + va_end (args); + + return execvp (file, (char *CONST *) argv); +} diff --git a/posix/execv.c b/posix/execv.c new file mode 100644 index 0000000000..1749e24631 --- /dev/null +++ b/posix/execv.c @@ -0,0 +1,31 @@ +/* Copyright (C) 1991, 1992 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include + +#ifndef HAVE_GNU_LD +#define __environ environ +#endif + +/* Execute PATH with arguments ARGV and environment from `environ'. */ +int +DEFUN(execv, (path, argv), CONST char *path AND char *CONST argv[]) +{ + return __execve(path, argv, __environ); +} diff --git a/posix/execvp.c b/posix/execvp.c new file mode 100644 index 0000000000..01ae0d10a9 --- /dev/null +++ b/posix/execvp.c @@ -0,0 +1,112 @@ +/* Copyright (C) 1991, 1992 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#ifndef HAVE_GNU_LD +#define __environ environ +#endif + +/* Execute FILE, searching in the `PATH' environment variable if it contains + no slashes, with arguments ARGV and environment from `environ'. */ +int +DEFUN(execvp, (file, argv), CONST char *file AND char *CONST argv[]) +{ + if (strchr (file, '/') == NULL) + { + char *path, *p; + struct stat st; + size_t len; + uid_t uid; + gid_t gid; + int ngroups; + gid_t groups[NGROUPS_MAX]; + char *name; + + path = getenv ("PATH"); + if (path == NULL) + { + /* There is no `PATH' in the environment. + The default search path is the current directory + followed by the path `confstr' returns for `_CS_PATH'. */ + len = confstr (_CS_PATH, (char *) NULL, 0); + path = (char *) __alloca (1 + len); + path[0] = ':'; + (void) confstr (_CS_PATH, path + 1, len); + } + + len = strlen (file) + 1; + name = __alloca (strlen (path) + len); + uid = geteuid (); + gid = getegid (); + ngroups = getgroups (sizeof (groups) / sizeof (groups[0]), groups); + p = path; + do + { + path = p; + p = strchr (path, ':'); + if (p == NULL) + p = strchr (path, '\0'); + + if (p == path) + /* Two adjacent colons, or a colon at the beginning or the end + of `PATH' means to search the current directory. */ + (void) memcpy (name, file, len); + else + { + /* Construct the pathname to try. */ + (void) memcpy (name, path, p - path); + name[p - path] = '/'; + (void) memcpy (&name[(p - path) + 1], file, len); + } + if (stat (name, &st) == 0 && S_ISREG (st.st_mode)) + { + int bit = S_IXOTH; + if (st.st_uid == uid) + bit = S_IXUSR; + else if (st.st_gid == gid) + bit = S_IXGRP; + else + { + register int i; + for (i = 0; i < ngroups; ++i) + if (st.st_gid == groups[i]) + { + bit = S_IXGRP; + break; + } + } + if (st.st_mode & bit) + { + file = name; + break; + } + } + } + while (*p++ != '\0'); + } + + return __execve (file, argv, __environ); +} diff --git a/posix/fnmatch.c b/posix/fnmatch.c new file mode 100644 index 0000000000..1ef5599e23 --- /dev/null +++ b/posix/fnmatch.c @@ -0,0 +1,200 @@ +/* Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc. + +This library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +This 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with this library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include +#include + + +/* Comment out all this code if we are using the GNU C Library, and are not + actually compiling the library itself. This code is part of the GNU C + Library, but also included in many other GNU distributions. Compiling + and linking in this code is a waste when using the GNU C library + (especially if it is a shared library). Rather than having every GNU + program understand `configure --with-gnu-libc' and omit the object files, + it is simpler to just do this in the source for each such file. */ + +#if defined (_LIBC) || !defined (__GNU_LIBRARY__) + + +#ifndef errno +extern int errno; +#endif + +/* Match STRING against the filename pattern PATTERN, returning zero if + it matches, nonzero if not. */ +int +fnmatch (pattern, string, flags) + const char *pattern; + const char *string; + int flags; +{ + register const char *p = pattern, *n = string; + register char c; + +/* Note that this evalutes C many times. */ +#define FOLD(c) ((flags & FNM_CASEFOLD) && isupper (c) ? tolower (c) : (c)) + + while ((c = *p++) != '\0') + { + c = FOLD (c); + + switch (c) + { + case '?': + if (*n == '\0') + return FNM_NOMATCH; + else if ((flags & FNM_FILE_NAME) && *n == '/') + return FNM_NOMATCH; + else if ((flags & FNM_PERIOD) && *n == '.' && + (n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/'))) + return FNM_NOMATCH; + break; + + case '\\': + if (!(flags & FNM_NOESCAPE)) + { + c = *p++; + c = FOLD (c); + } + if (FOLD (*n) != c) + return FNM_NOMATCH; + break; + + case '*': + if ((flags & FNM_PERIOD) && *n == '.' && + (n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/'))) + return FNM_NOMATCH; + + for (c = *p++; c == '?' || c == '*'; c = *p++, ++n) + if (((flags & FNM_FILE_NAME) && *n == '/') || + (c == '?' && *n == '\0')) + return FNM_NOMATCH; + + if (c == '\0') + return 0; + + { + char c1 = (!(flags & FNM_NOESCAPE) && c == '\\') ? *p : c; + c1 = FOLD (c1); + for (--p; *n != '\0'; ++n) + if ((c == '[' || FOLD (*n) == c1) && + fnmatch (p, n, flags & ~FNM_PERIOD) == 0) + return 0; + return FNM_NOMATCH; + } + + case '[': + { + /* Nonzero if the sense of the character class is inverted. */ + register int not; + + if (*n == '\0') + return FNM_NOMATCH; + + if ((flags & FNM_PERIOD) && *n == '.' && + (n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/'))) + return FNM_NOMATCH; + + not = (*p == '!' || *p == '^'); + if (not) + ++p; + + c = *p++; + for (;;) + { + register char cstart = c, cend = c; + + if (!(flags & FNM_NOESCAPE) && c == '\\') + cstart = cend = *p++; + + cstart = cend = FOLD (cstart); + + if (c == '\0') + /* [ (unterminated) loses. */ + return FNM_NOMATCH; + + c = *p++; + c = FOLD (c); + + if ((flags & FNM_FILE_NAME) && c == '/') + /* [/] can never match. */ + return FNM_NOMATCH; + + if (c == '-' && *p != ']') + { + cend = *p++; + if (!(flags & FNM_NOESCAPE) && cend == '\\') + cend = *p++; + if (cend == '\0') + return FNM_NOMATCH; + cend = FOLD (cend); + + c = *p++; + } + + if (FOLD (*n) >= cstart && FOLD (*n) <= cend) + goto matched; + + if (c == ']') + break; + } + if (!not) + return FNM_NOMATCH; + break; + + matched:; + /* Skip the rest of the [...] that already matched. */ + while (c != ']') + { + if (c == '\0') + /* [... (unterminated) loses. */ + return FNM_NOMATCH; + + c = *p++; + if (!(flags & FNM_NOESCAPE) && c == '\\') + /* XXX 1003.2d11 is unclear if this is right. */ + ++p; + } + if (not) + return FNM_NOMATCH; + } + break; + + default: + if (c != FOLD (*n)) + return FNM_NOMATCH; + } + + ++n; + } + + if (*n == '\0') + return 0; + + if ((flags & FNM_LEADING_DIR) && *n == '/') + /* The FNM_LEADING_DIR flag says that "foo*" matches "foobar/frobozz". */ + return 0; + + return FNM_NOMATCH; +} + +#endif /* _LIBC or not __GNU_LIBRARY__. */ diff --git a/posix/fnmatch.h b/posix/fnmatch.h new file mode 100644 index 0000000000..d9d73b3d86 --- /dev/null +++ b/posix/fnmatch.h @@ -0,0 +1,67 @@ +/* Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc. + +This library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +This 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with this library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifndef _FNMATCH_H + +#define _FNMATCH_H 1 + +#ifdef __cplusplus +extern "C" { +#endif + +#if defined (__cplusplus) || (defined (__STDC__) && __STDC__) +#undef __P +#define __P(protos) protos +#else /* Not C++ or ANSI C. */ +#undef __P +#define __P(protos) () +/* We can get away without defining `const' here only because in this file + it is used only inside the prototype for `fnmatch', which is elided in + non-ANSI C where `const' is problematical. */ +#endif /* C++ or ANSI C. */ + + +/* We #undef these before defining them because some losing systems + (HP-UX A.08.07 for example) define these in . */ +#undef FNM_PATHNAME +#undef FNM_NOESCAPE +#undef FNM_PERIOD + +/* Bits set in the FLAGS argument to `fnmatch'. */ +#define FNM_PATHNAME (1 << 0) /* No wildcard can ever match `/'. */ +#define FNM_NOESCAPE (1 << 1) /* Backslashes don't quote special chars. */ +#define FNM_PERIOD (1 << 2) /* Leading `.' is matched only explicitly. */ + +#if !defined (_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 2 || defined (_GNU_SOURCE) +#define FNM_FILE_NAME FNM_PATHNAME /* Preferred GNU name. */ +#define FNM_LEADING_DIR (1 << 3) /* Ignore `/...' after a match. */ +#define FNM_CASEFOLD (1 << 4) /* Compare without regard to case. */ +#endif + +/* Value returned by `fnmatch' if STRING does not match PATTERN. */ +#define FNM_NOMATCH 1 + +/* Match STRING against the filename pattern PATTERN, + returning zero if it matches, FNM_NOMATCH if not. */ +extern int fnmatch __P ((const char *__pattern, const char *__string, + int __flags)); + +#ifdef __cplusplus +} +#endif + +#endif /* fnmatch.h */ diff --git a/posix/getconf.c b/posix/getconf.c new file mode 100644 index 0000000000..e42b909ed9 --- /dev/null +++ b/posix/getconf.c @@ -0,0 +1,134 @@ +/* Copyright (C) 1991, 1992 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include +#include +#include + +struct conf + { + CONST char *name; + CONST int call_name; + CONST enum { SYSCONF, CONFSTR, PATHCONF } call; + }; + +static struct conf vars[] = + { + { "LINK_MAX", _PC_LINK_MAX, PATHCONF }, + { "MAX_CANON", _PC_MAX_CANON, PATHCONF }, + { "MAX_INPUT", _PC_MAX_INPUT, PATHCONF }, + { "NAME_MAX", _PC_NAME_MAX, PATHCONF }, + { "PATH_MAX", _PC_PATH_MAX, PATHCONF }, + { "PIPE_BUF", _PC_PIPE_BUF, PATHCONF }, + { "_POSIX_CHOWN_RESTRICTED", _PC_CHOWN_RESTRICTED, PATHCONF }, + { "_POSIX_NO_TRUNC", _PC_NO_TRUNC, PATHCONF }, + { "_POSIX_VDISABLE", _PC_VDISABLE, PATHCONF }, + + { "ARG_MAX", _SC_ARG_MAX, SYSCONF }, + { "CHILD_MAX", _SC_CHILD_MAX, SYSCONF }, + { "CLK_TCK", _SC_CLK_TCK, SYSCONF }, + { "NGROUPS_MAX", _SC_NGROUPS_MAX, SYSCONF }, + { "OPEN_MAX", _SC_OPEN_MAX, SYSCONF }, + { "_POSIX_JOB_CONTROL", _SC_JOB_CONTROL, SYSCONF }, + { "_POSIX_SAVED_IDS", _SC_SAVED_IDS, SYSCONF }, + { "_POSIX_VERSION", _SC_VERSION, SYSCONF }, + + { "PATH", _CS_PATH, CONFSTR }, + + { NULL, 0, SYSCONF } + }; + +static CONST char *program; + +static void +DEFUN_VOID(usage) +{ + fprintf (stderr, "Usage: %s variable_name [pathname]\n", program); + exit (2); +} + +int +DEFUN(main, (argc, argv), int argc AND char **argv) +{ + register CONST struct conf *c; + + program = strrchr (argv[0], '/'); + if (program == NULL) + program = argv[0]; + else + ++program; + + if (argc < 2 || argc > 3) + usage (); + + for (c = vars; c->name != NULL; ++c) + if (!strcmp (c->name, argv[1])) + { + long int value; + size_t clen; + char *cvalue; + switch (c->call) + { + case PATHCONF: + if (argc < 3) + usage (); + value = pathconf (argv[2], c->call_name); + if (value == -1) + { + fprintf (stderr, "%s: pathconf: %s: %s\n", + program, argv[2], strerror (errno)); + exit (3); + } + printf ("%ld\n", value); + exit (0); + + case SYSCONF: + if (argc > 2) + usage (); + value = sysconf (c->call_name); + printf ("%ld\n", value); + exit (0); + + case CONFSTR: + if (argc > 2) + usage (); + clen = confstr (c->call_name, (char *) NULL, 0); + cvalue = (char *) malloc (clen); + if (cvalue == NULL) + { + fprintf (stderr, "%s: malloc: %s\n", + program, strerror (errno)); + exit (3); + } + if (confstr (c->call_name, cvalue, clen) != clen) + { + fprintf (stderr, "%s: confstr: %s\n", + program, strerror (errno)); + exit (3); + } + printf ("%.*s\n", (int) clen, cvalue); + exit (0); + } + } + + fprintf (stderr, "%s: Unrecognized variable `%s'\n", program, argv[1]); + exit (2); +} diff --git a/posix/getopt.c b/posix/getopt.c new file mode 100644 index 0000000000..7e7fdc7c3b --- /dev/null +++ b/posix/getopt.c @@ -0,0 +1,759 @@ +/* Getopt for GNU. + NOTE: getopt is now part of the C library, so if you don't know what + "Keep this file name-space clean" means, talk to roland@gnu.ai.mit.edu + before changing it! + + Copyright (C) 1987, 88, 89, 90, 91, 92, 93, 94 + Free Software Foundation, Inc. + +This file is part of the GNU C Library. Its master source is NOT part of +the C library, however. The master source lives in /gd/gnu/lib. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +/* This tells Alpha OSF/1 not to define a getopt prototype in . + Ditto for AIX 3.2 and . */ +#ifndef _NO_PROTO +#define _NO_PROTO +#endif + +#ifdef HAVE_CONFIG_H +#if defined (emacs) || defined (CONFIG_BROKETS) +/* We use instead of "config.h" so that a compilation + using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h + (which it would do because it found this file in $srcdir). */ +#include +#else +#include "config.h" +#endif +#endif + +#ifndef __STDC__ +/* This is a separate conditional since some stdc systems + reject `defined (const)'. */ +#ifndef const +#define const +#endif +#endif + +#include + +/* Comment out all this code if we are using the GNU C Library, and are not + actually compiling the library itself. This code is part of the GNU C + Library, but also included in many other GNU distributions. Compiling + and linking in this code is a waste when using the GNU C library + (especially if it is a shared library). Rather than having every GNU + program understand `configure --with-gnu-libc' and omit the object files, + it is simpler to just do this in the source for each such file. */ + +#if defined (_LIBC) || !defined (__GNU_LIBRARY__) + + +/* This needs to come after some library #include + to get __GNU_LIBRARY__ defined. */ +#ifdef __GNU_LIBRARY__ +/* Don't include stdlib.h for non-GNU C libraries because some of them + contain conflicting prototypes for getopt. */ +#include +#endif /* GNU C library. */ + +/* This version of `getopt' appears to the caller like standard Unix `getopt' + but it behaves differently for the user, since it allows the user + to intersperse the options with the other arguments. + + As `getopt' works, it permutes the elements of ARGV so that, + when it is done, all the options precede everything else. Thus + all application programs are extended to handle flexible argument order. + + Setting the environment variable POSIXLY_CORRECT disables permutation. + Then the behavior is completely standard. + + GNU application programs can use a third alternative mode in which + they can distinguish the relative order of options and other arguments. */ + +#include "getopt.h" + +/* For communication from `getopt' to the caller. + When `getopt' finds an option that takes an argument, + the argument value is returned here. + Also, when `ordering' is RETURN_IN_ORDER, + each non-option ARGV-element is returned here. */ + +char *optarg = NULL; + +/* Index in ARGV of the next element to be scanned. + This is used for communication to and from the caller + and for communication between successive calls to `getopt'. + + On entry to `getopt', zero means this is the first call; initialize. + + When `getopt' returns EOF, this is the index of the first of the + non-option elements that the caller should itself scan. + + Otherwise, `optind' communicates from one call to the next + how much of ARGV has been scanned so far. */ + +/* XXX 1003.2 says this must be 1 before any call. */ +int optind = 0; + +/* The next char to be scanned in the option-element + in which the last option character we returned was found. + This allows us to pick up the scan where we left off. + + If this is zero, or a null string, it means resume the scan + by advancing to the next ARGV-element. */ + +static char *nextchar; + +/* Callers store zero here to inhibit the error message + for unrecognized options. */ + +int opterr = 1; + +/* Set to an option character which was unrecognized. + This must be initialized on some systems to avoid linking in the + system's own getopt implementation. */ + +int optopt = '?'; + +/* Describe how to deal with options that follow non-option ARGV-elements. + + If the caller did not specify anything, + the default is REQUIRE_ORDER if the environment variable + POSIXLY_CORRECT is defined, PERMUTE otherwise. + + REQUIRE_ORDER means don't recognize them as options; + stop option processing when the first non-option is seen. + This is what Unix does. + This mode of operation is selected by either setting the environment + variable POSIXLY_CORRECT, or using `+' as the first character + of the list of option characters. + + PERMUTE is the default. We permute the contents of ARGV as we scan, + so that eventually all the non-options are at the end. This allows options + to be given in any order, even with programs that were not written to + expect this. + + RETURN_IN_ORDER is an option available to programs that were written + to expect options and other ARGV-elements in any order and that care about + the ordering of the two. We describe each non-option ARGV-element + as if it were the argument of an option with character code 1. + Using `-' as the first character of the list of option characters + selects this mode of operation. + + The special argument `--' forces an end of option-scanning regardless + of the value of `ordering'. In the case of RETURN_IN_ORDER, only + `--' can cause `getopt' to return EOF with `optind' != ARGC. */ + +static enum +{ + REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER +} ordering; + +/* Value of POSIXLY_CORRECT environment variable. */ +static char *posixly_correct; + +#ifdef __GNU_LIBRARY__ +/* We want to avoid inclusion of string.h with non-GNU libraries + because there are many ways it can cause trouble. + On some systems, it contains special magic macros that don't work + in GCC. */ +#include +#define my_index strchr +#else + +/* Avoid depending on library functions or files + whose names are inconsistent. */ + +char *getenv (); + +static char * +my_index (str, chr) + const char *str; + int chr; +{ + while (*str) + { + if (*str == chr) + return (char *) str; + str++; + } + return 0; +} + +/* If using GCC, we can safely declare strlen this way. + If not using GCC, it is ok not to declare it. */ +#ifdef __GNUC__ +/* Note that Motorola Delta 68k R3V7 comes with GCC but not stddef.h. + That was relevant to code that was here before. */ +#ifndef __STDC__ +/* gcc with -traditional declares the built-in strlen to return int, + and has done so at least since version 2.4.5. -- rms. */ +extern int strlen (const char *); +#endif /* not __STDC__ */ +#endif /* __GNUC__ */ + +#endif /* not __GNU_LIBRARY__ */ + +/* Handle permutation of arguments. */ + +/* Describe the part of ARGV that contains non-options that have + been skipped. `first_nonopt' is the index in ARGV of the first of them; + `last_nonopt' is the index after the last of them. */ + +static int first_nonopt; +static int last_nonopt; + +/* Exchange two adjacent subsequences of ARGV. + One subsequence is elements [first_nonopt,last_nonopt) + which contains all the non-options that have been skipped so far. + The other is elements [last_nonopt,optind), which contains all + the options processed since those non-options were skipped. + + `first_nonopt' and `last_nonopt' are relocated so that they describe + the new indices of the non-options in ARGV after they are moved. */ + +static void +exchange (argv) + char **argv; +{ + int bottom = first_nonopt; + int middle = last_nonopt; + int top = optind; + char *tem; + + /* Exchange the shorter segment with the far end of the longer segment. + That puts the shorter segment into the right place. + It leaves the longer segment in the right place overall, + but it consists of two parts that need to be swapped next. */ + + while (top > middle && middle > bottom) + { + if (top - middle > middle - bottom) + { + /* Bottom segment is the short one. */ + int len = middle - bottom; + register int i; + + /* Swap it with the top part of the top segment. */ + for (i = 0; i < len; i++) + { + tem = argv[bottom + i]; + argv[bottom + i] = argv[top - (middle - bottom) + i]; + argv[top - (middle - bottom) + i] = tem; + } + /* Exclude the moved bottom segment from further swapping. */ + top -= len; + } + else + { + /* Top segment is the short one. */ + int len = top - middle; + register int i; + + /* Swap it with the bottom part of the bottom segment. */ + for (i = 0; i < len; i++) + { + tem = argv[bottom + i]; + argv[bottom + i] = argv[middle + i]; + argv[middle + i] = tem; + } + /* Exclude the moved top segment from further swapping. */ + bottom += len; + } + } + + /* Update records for the slots the non-options now occupy. */ + + first_nonopt += (optind - last_nonopt); + last_nonopt = optind; +} + +/* Initialize the internal data when the first call is made. */ + +static const char * +_getopt_initialize (optstring) + const char *optstring; +{ + /* Start processing options with ARGV-element 1 (since ARGV-element 0 + is the program name); the sequence of previously skipped + non-option ARGV-elements is empty. */ + + first_nonopt = last_nonopt = optind = 1; + + nextchar = NULL; + + posixly_correct = getenv ("POSIXLY_CORRECT"); + + /* Determine how to handle the ordering of options and nonoptions. */ + + if (optstring[0] == '-') + { + ordering = RETURN_IN_ORDER; + ++optstring; + } + else if (optstring[0] == '+') + { + ordering = REQUIRE_ORDER; + ++optstring; + } + else if (posixly_correct != NULL) + ordering = REQUIRE_ORDER; + else + ordering = PERMUTE; + + return optstring; +} + +/* Scan elements of ARGV (whose length is ARGC) for option characters + given in OPTSTRING. + + If an element of ARGV starts with '-', and is not exactly "-" or "--", + then it is an option element. The characters of this element + (aside from the initial '-') are option characters. If `getopt' + is called repeatedly, it returns successively each of the option characters + from each of the option elements. + + If `getopt' finds another option character, it returns that character, + updating `optind' and `nextchar' so that the next call to `getopt' can + resume the scan with the following option character or ARGV-element. + + If there are no more option characters, `getopt' returns `EOF'. + Then `optind' is the index in ARGV of the first ARGV-element + that is not an option. (The ARGV-elements have been permuted + so that those that are not options now come last.) + + OPTSTRING is a string containing the legitimate option characters. + If an option character is seen that is not listed in OPTSTRING, + return '?' after printing an error message. If you set `opterr' to + zero, the error message is suppressed but we still return '?'. + + If a char in OPTSTRING is followed by a colon, that means it wants an arg, + so the following text in the same ARGV-element, or the text of the following + ARGV-element, is returned in `optarg'. Two colons mean an option that + wants an optional arg; if there is text in the current ARGV-element, + it is returned in `optarg', otherwise `optarg' is set to zero. + + If OPTSTRING starts with `-' or `+', it requests different methods of + handling the non-option ARGV-elements. + See the comments about RETURN_IN_ORDER and REQUIRE_ORDER, above. + + Long-named options begin with `--' instead of `-'. + Their names may be abbreviated as long as the abbreviation is unique + or is an exact match for some defined option. If they have an + argument, it follows the option name in the same ARGV-element, separated + from the option name by a `=', or else the in next ARGV-element. + When `getopt' finds a long-named option, it returns 0 if that option's + `flag' field is nonzero, the value of the option's `val' field + if the `flag' field is zero. + + The elements of ARGV aren't really const, because we permute them. + But we pretend they're const in the prototype to be compatible + with other systems. + + LONGOPTS is a vector of `struct option' terminated by an + element containing a name which is zero. + + LONGIND returns the index in LONGOPT of the long-named option found. + It is only valid when a long-named option has been found by the most + recent call. + + If LONG_ONLY is nonzero, '-' as well as '--' can introduce + long-named options. */ + +int +_getopt_internal (argc, argv, optstring, longopts, longind, long_only) + int argc; + char *const *argv; + const char *optstring; + const struct option *longopts; + int *longind; + int long_only; +{ + optarg = NULL; + + if (optind == 0) + optstring = _getopt_initialize (optstring); + + if (nextchar == NULL || *nextchar == '\0') + { + /* Advance to the next ARGV-element. */ + + if (ordering == PERMUTE) + { + /* If we have just processed some options following some non-options, + exchange them so that the options come first. */ + + if (first_nonopt != last_nonopt && last_nonopt != optind) + exchange ((char **) argv); + else if (last_nonopt != optind) + first_nonopt = optind; + + /* Skip any additional non-options + and extend the range of non-options previously skipped. */ + + while (optind < argc + && (argv[optind][0] != '-' || argv[optind][1] == '\0')) + optind++; + last_nonopt = optind; + } + + /* The special ARGV-element `--' means premature end of options. + Skip it like a null option, + then exchange with previous non-options as if it were an option, + then skip everything else like a non-option. */ + + if (optind != argc && !strcmp (argv[optind], "--")) + { + optind++; + + if (first_nonopt != last_nonopt && last_nonopt != optind) + exchange ((char **) argv); + else if (first_nonopt == last_nonopt) + first_nonopt = optind; + last_nonopt = argc; + + optind = argc; + } + + /* If we have done all the ARGV-elements, stop the scan + and back over any non-options that we skipped and permuted. */ + + if (optind == argc) + { + /* Set the next-arg-index to point at the non-options + that we previously skipped, so the caller will digest them. */ + if (first_nonopt != last_nonopt) + optind = first_nonopt; + return EOF; + } + + /* If we have come to a non-option and did not permute it, + either stop the scan or describe it to the caller and pass it by. */ + + if ((argv[optind][0] != '-' || argv[optind][1] == '\0')) + { + if (ordering == REQUIRE_ORDER) + return EOF; + optarg = argv[optind++]; + return 1; + } + + /* We have found another option-ARGV-element. + Skip the initial punctuation. */ + + nextchar = (argv[optind] + 1 + + (longopts != NULL && argv[optind][1] == '-')); + } + + /* Decode the current option-ARGV-element. */ + + /* Check whether the ARGV-element is a long option. + + If long_only and the ARGV-element has the form "-f", where f is + a valid short option, don't consider it an abbreviated form of + a long option that starts with f. Otherwise there would be no + way to give the -f short option. + + On the other hand, if there's a long option "fubar" and + the ARGV-element is "-fu", do consider that an abbreviation of + the long option, just like "--fu", and not "-f" with arg "u". + + This distinction seems to be the most useful approach. */ + + if (longopts != NULL + && (argv[optind][1] == '-' + || (long_only && (argv[optind][2] || !my_index (optstring, argv[optind][1]))))) + { + char *nameend; + const struct option *p; + const struct option *pfound = NULL; + int exact = 0; + int ambig = 0; + int indfound; + int option_index; + + for (nameend = nextchar; *nameend && *nameend != '='; nameend++) + /* Do nothing. */ ; + + /* Test all long options for either exact match + or abbreviated matches. */ + for (p = longopts, option_index = 0; p->name; p++, option_index++) + if (!strncmp (p->name, nextchar, nameend - nextchar)) + { + if (nameend - nextchar == strlen (p->name)) + { + /* Exact match found. */ + pfound = p; + indfound = option_index; + exact = 1; + break; + } + else if (pfound == NULL) + { + /* First nonexact match found. */ + pfound = p; + indfound = option_index; + } + else + /* Second or later nonexact match found. */ + ambig = 1; + } + + if (ambig && !exact) + { + if (opterr) + fprintf (stderr, "%s: option `%s' is ambiguous\n", + argv[0], argv[optind]); + nextchar += strlen (nextchar); + optind++; + return '?'; + } + + if (pfound != NULL) + { + option_index = indfound; + optind++; + if (*nameend) + { + /* Don't test has_arg with >, because some C compilers don't + allow it to be used on enums. */ + if (pfound->has_arg) + optarg = nameend + 1; + else + { + if (opterr) + { + if (argv[optind - 1][1] == '-') + /* --option */ + fprintf (stderr, + "%s: option `--%s' doesn't allow an argument\n", + argv[0], pfound->name); + else + /* +option or -option */ + fprintf (stderr, + "%s: option `%c%s' doesn't allow an argument\n", + argv[0], argv[optind - 1][0], pfound->name); + } + nextchar += strlen (nextchar); + return '?'; + } + } + else if (pfound->has_arg == 1) + { + if (optind < argc) + optarg = argv[optind++]; + else + { + if (opterr) + fprintf (stderr, "%s: option `%s' requires an argument\n", + argv[0], argv[optind - 1]); + nextchar += strlen (nextchar); + return optstring[0] == ':' ? ':' : '?'; + } + } + nextchar += strlen (nextchar); + if (longind != NULL) + *longind = option_index; + if (pfound->flag) + { + *(pfound->flag) = pfound->val; + return 0; + } + return pfound->val; + } + + /* Can't find it as a long option. If this is not getopt_long_only, + or the option starts with '--' or is not a valid short + option, then it's an error. + Otherwise interpret it as a short option. */ + if (!long_only || argv[optind][1] == '-' + || my_index (optstring, *nextchar) == NULL) + { + if (opterr) + { + if (argv[optind][1] == '-') + /* --option */ + fprintf (stderr, "%s: unrecognized option `--%s'\n", + argv[0], nextchar); + else + /* +option or -option */ + fprintf (stderr, "%s: unrecognized option `%c%s'\n", + argv[0], argv[optind][0], nextchar); + } + nextchar = (char *) ""; + optind++; + return '?'; + } + } + + /* Look at and handle the next short option-character. */ + + { + char c = *nextchar++; + char *temp = my_index (optstring, c); + + /* Increment `optind' when we start to process its last character. */ + if (*nextchar == '\0') + ++optind; + + if (temp == NULL || c == ':') + { + if (opterr) + { + if (posixly_correct) + /* 1003.2 specifies the format of this message. */ + fprintf (stderr, "%s: illegal option -- %c\n", argv[0], c); + else + fprintf (stderr, "%s: invalid option -- %c\n", argv[0], c); + } + optopt = c; + return '?'; + } + if (temp[1] == ':') + { + if (temp[2] == ':') + { + /* This is an option that accepts an argument optionally. */ + if (*nextchar != '\0') + { + optarg = nextchar; + optind++; + } + else + optarg = NULL; + nextchar = NULL; + } + else + { + /* This is an option that requires an argument. */ + if (*nextchar != '\0') + { + optarg = nextchar; + /* If we end this ARGV-element by taking the rest as an arg, + we must advance to the next element now. */ + optind++; + } + else if (optind == argc) + { + if (opterr) + { + /* 1003.2 specifies the format of this message. */ + fprintf (stderr, "%s: option requires an argument -- %c\n", + argv[0], c); + } + optopt = c; + if (optstring[0] == ':') + c = ':'; + else + c = '?'; + } + else + /* We already incremented `optind' once; + increment it again when taking next ARGV-elt as argument. */ + optarg = argv[optind++]; + nextchar = NULL; + } + } + return c; + } +} + +int +getopt (argc, argv, optstring) + int argc; + char *const *argv; + const char *optstring; +{ + return _getopt_internal (argc, argv, optstring, + (const struct option *) 0, + (int *) 0, + 0); +} + +#endif /* _LIBC or not __GNU_LIBRARY__. */ + +#ifdef TEST + +/* Compile with -DTEST to make an executable for use in testing + the above definition of `getopt'. */ + +int +main (argc, argv) + int argc; + char **argv; +{ + int c; + int digit_optind = 0; + + while (1) + { + int this_option_optind = optind ? optind : 1; + + c = getopt (argc, argv, "abc:d:0123456789"); + if (c == EOF) + break; + + switch (c) + { + case '0': + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + case '8': + case '9': + if (digit_optind != 0 && digit_optind != this_option_optind) + printf ("digits occur in two different argv-elements.\n"); + digit_optind = this_option_optind; + printf ("option %c\n", c); + break; + + case 'a': + printf ("option a\n"); + break; + + case 'b': + printf ("option b\n"); + break; + + case 'c': + printf ("option c with value `%s'\n", optarg); + break; + + case '?': + break; + + default: + printf ("?? getopt returned character code 0%o ??\n", c); + } + } + + if (optind < argc) + { + printf ("non-option ARGV-elements: "); + while (optind < argc) + printf ("%s ", argv[optind++]); + printf ("\n"); + } + + exit (0); +} + +#endif /* TEST */ diff --git a/posix/getopt.h b/posix/getopt.h new file mode 100644 index 0000000000..ab50378d09 --- /dev/null +++ b/posix/getopt.h @@ -0,0 +1,133 @@ +/* Declarations for getopt. + Copyright (C) 1989, 1990, 1991, 1992, 1993 Free Software Foundation, Inc. + +This file is part of the GNU C Library. Its master source is NOT part of +the C library, however. The master source lives in /gd/gnu/lib. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifndef _GETOPT_H +#define _GETOPT_H 1 + +#ifdef __cplusplus +extern "C" { +#endif + +/* For communication from `getopt' to the caller. + When `getopt' finds an option that takes an argument, + the argument value is returned here. + Also, when `ordering' is RETURN_IN_ORDER, + each non-option ARGV-element is returned here. */ + +extern char *optarg; + +/* Index in ARGV of the next element to be scanned. + This is used for communication to and from the caller + and for communication between successive calls to `getopt'. + + On entry to `getopt', zero means this is the first call; initialize. + + When `getopt' returns EOF, this is the index of the first of the + non-option elements that the caller should itself scan. + + Otherwise, `optind' communicates from one call to the next + how much of ARGV has been scanned so far. */ + +extern int optind; + +/* Callers store zero here to inhibit the error message `getopt' prints + for unrecognized options. */ + +extern int opterr; + +/* Set to an option character which was unrecognized. */ + +extern int optopt; + +/* Describe the long-named options requested by the application. + The LONG_OPTIONS argument to getopt_long or getopt_long_only is a vector + of `struct option' terminated by an element containing a name which is + zero. + + The field `has_arg' is: + no_argument (or 0) if the option does not take an argument, + required_argument (or 1) if the option requires an argument, + optional_argument (or 2) if the option takes an optional argument. + + If the field `flag' is not NULL, it points to a variable that is set + to the value given in the field `val' when the option is found, but + left unchanged if the option is not found. + + To have a long-named option do something other than set an `int' to + a compiled-in constant, such as set a value from `optarg', set the + option's `flag' field to zero and its `val' field to a nonzero + value (the equivalent single-letter option character, if there is + one). For long options that have a zero `flag' field, `getopt' + returns the contents of the `val' field. */ + +struct option +{ +#if __STDC__ + const char *name; +#else + char *name; +#endif + /* has_arg can't be an enum because some compilers complain about + type mismatches in all the code that assumes it is an int. */ + int has_arg; + int *flag; + int val; +}; + +/* Names for the values of the `has_arg' field of `struct option'. */ + +#define no_argument 0 +#define required_argument 1 +#define optional_argument 2 + +#if __STDC__ +#if defined(__GNU_LIBRARY__) +/* Many other libraries have conflicting prototypes for getopt, with + differences in the consts, in stdlib.h. To avoid compilation + errors, only prototype getopt for the GNU C library. */ +extern int getopt (int argc, char *const *argv, const char *shortopts); +#else /* not __GNU_LIBRARY__ */ +extern int getopt (); +#endif /* not __GNU_LIBRARY__ */ +extern int getopt_long (int argc, char *const *argv, const char *shortopts, + const struct option *longopts, int *longind); +extern int getopt_long_only (int argc, char *const *argv, + const char *shortopts, + const struct option *longopts, int *longind); + +/* Internal only. Users should not call this directly. */ +extern int _getopt_internal (int argc, char *const *argv, + const char *shortopts, + const struct option *longopts, int *longind, + int long_only); +#else /* not __STDC__ */ +extern int getopt (); +extern int getopt_long (); +extern int getopt_long_only (); + +extern int _getopt_internal (); +#endif /* not __STDC__ */ + +#ifdef __cplusplus +} +#endif + +#endif /* _GETOPT_H */ diff --git a/posix/getopt1.c b/posix/getopt1.c new file mode 100644 index 0000000000..644894f7bc --- /dev/null +++ b/posix/getopt1.c @@ -0,0 +1,191 @@ +/* getopt_long and getopt_long_only entry points for GNU getopt. + Copyright (C) 1987, 88, 89, 90, 91, 92, 1993 + Free Software Foundation, Inc. + +This file is part of the GNU C Library. Its master source is NOT part of +the C library, however. The master source lives in /gd/gnu/lib. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifdef HAVE_CONFIG_H +#if defined (emacs) || defined (CONFIG_BROKETS) +/* We use instead of "config.h" so that a compilation + using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h + (which it would do because it found this file in $srcdir). */ +#include +#else +#include "config.h" +#endif +#endif + +#include "getopt.h" + +#ifndef __STDC__ +/* This is a separate conditional since some stdc systems + reject `defined (const)'. */ +#ifndef const +#define const +#endif +#endif + +#include + +/* Comment out all this code if we are using the GNU C Library, and are not + actually compiling the library itself. This code is part of the GNU C + Library, but also included in many other GNU distributions. Compiling + and linking in this code is a waste when using the GNU C library + (especially if it is a shared library). Rather than having every GNU + program understand `configure --with-gnu-libc' and omit the object files, + it is simpler to just do this in the source for each such file. */ + +#if defined (_LIBC) || !defined (__GNU_LIBRARY__) + + +/* This needs to come after some library #include + to get __GNU_LIBRARY__ defined. */ +#ifdef __GNU_LIBRARY__ +#include +#else +char *getenv (); +#endif + +#ifndef NULL +#define NULL 0 +#endif + +int +getopt_long (argc, argv, options, long_options, opt_index) + int argc; + char *const *argv; + const char *options; + const struct option *long_options; + int *opt_index; +{ + return _getopt_internal (argc, argv, options, long_options, opt_index, 0); +} + +/* Like getopt_long, but '-' as well as '--' can indicate a long option. + If an option that starts with '-' (not '--') doesn't match a long option, + but does match a short option, it is parsed as a short option + instead. */ + +int +getopt_long_only (argc, argv, options, long_options, opt_index) + int argc; + char *const *argv; + const char *options; + const struct option *long_options; + int *opt_index; +{ + return _getopt_internal (argc, argv, options, long_options, opt_index, 1); +} + + +#endif /* _LIBC or not __GNU_LIBRARY__. */ + +#ifdef TEST + +#include + +int +main (argc, argv) + int argc; + char **argv; +{ + int c; + int digit_optind = 0; + + while (1) + { + int this_option_optind = optind ? optind : 1; + int option_index = 0; + static struct option long_options[] = + { + {"add", 1, 0, 0}, + {"append", 0, 0, 0}, + {"delete", 1, 0, 0}, + {"verbose", 0, 0, 0}, + {"create", 0, 0, 0}, + {"file", 1, 0, 0}, + {0, 0, 0, 0} + }; + + c = getopt_long (argc, argv, "abc:d:0123456789", + long_options, &option_index); + if (c == EOF) + break; + + switch (c) + { + case 0: + printf ("option %s", long_options[option_index].name); + if (optarg) + printf (" with arg %s", optarg); + printf ("\n"); + break; + + case '0': + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + case '8': + case '9': + if (digit_optind != 0 && digit_optind != this_option_optind) + printf ("digits occur in two different argv-elements.\n"); + digit_optind = this_option_optind; + printf ("option %c\n", c); + break; + + case 'a': + printf ("option a\n"); + break; + + case 'b': + printf ("option b\n"); + break; + + case 'c': + printf ("option c with value `%s'\n", optarg); + break; + + case 'd': + printf ("option d with value `%s'\n", optarg); + break; + + case '?': + break; + + default: + printf ("?? getopt returned character code 0%o ??\n", c); + } + } + + if (optind < argc) + { + printf ("non-option ARGV-elements: "); + while (optind < argc) + printf ("%s ", argv[optind++]); + printf ("\n"); + } + + exit (0); +} + +#endif /* TEST */ diff --git a/posix/glob.c b/posix/glob.c new file mode 100644 index 0000000000..243730d9ae --- /dev/null +++ b/posix/glob.c @@ -0,0 +1,671 @@ +/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc. + +This library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +This 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with this library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +/* AIX requires this to be the first thing in the file. */ +#if defined (_AIX) && !defined (__GNUC__) + #pragma alloca +#endif + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include + + +/* Comment out all this code if we are using the GNU C Library, and are not + actually compiling the library itself. This code is part of the GNU C + Library, but also included in many other GNU distributions. Compiling + and linking in this code is a waste when using the GNU C library + (especially if it is a shared library). Rather than having every GNU + program understand `configure --with-gnu-libc' and omit the object files, + it is simpler to just do this in the source for each such file. */ + +#if defined (_LIBC) || !defined (__GNU_LIBRARY__) + + +#ifdef STDC_HEADERS +#include +#endif + +#ifdef HAVE_UNISTD_H +#include +#ifndef POSIX +#ifdef _POSIX_VERSION +#define POSIX +#endif +#endif +#endif + +#if !defined(__GNU_LIBRARY__) && !defined(STDC_HEADERS) +extern int errno; +#endif + +#ifndef NULL +#define NULL 0 +#endif + + +#if defined (POSIX) || defined (HAVE_DIRENT_H) || defined (__GNU_LIBRARY__) +#include +#ifndef __GNU_LIBRARY__ +#define D_NAMLEN(d) strlen((d)->d_name) +#else /* GNU C library. */ +#define D_NAMLEN(d) ((d)->d_namlen) +#endif /* Not GNU C library. */ +#else /* Not POSIX or HAVE_DIRENT_H. */ +#define direct dirent +#define D_NAMLEN(d) ((d)->d_namlen) +#ifdef HAVE_SYS_NDIR_H +#include +#endif /* HAVE_SYS_NDIR_H */ +#ifdef HAVE_SYS_DIR_H +#include +#endif /* HAVE_SYS_DIR_H */ +#ifdef HAVE_NDIR_H +#include +#endif /* HAVE_NDIR_H */ +#endif /* POSIX or HAVE_DIRENT_H or __GNU_LIBRARY__. */ + +#if defined (POSIX) && !defined (__GNU_LIBRARY__) +/* Posix does not require that the d_ino field be present, and some + systems do not provide it. */ +#define REAL_DIR_ENTRY(dp) 1 +#else +#define REAL_DIR_ENTRY(dp) (dp->d_ino != 0) +#endif /* POSIX */ + +#if (defined (STDC_HEADERS) || defined (__GNU_LIBRARY__)) +#include +#include +#define ANSI_STRING +#else /* No standard