Index: gperf/src/gperf/3.0.1/gperf-3.0.1-src/lib/getopt.h |
=================================================================== |
--- gperf/src/gperf/3.0.1/gperf-3.0.1-src/lib/getopt.h (revision 0) |
+++ gperf/src/gperf/3.0.1/gperf-3.0.1-src/lib/getopt.h (revision 0) |
@@ -0,0 +1,138 @@ |
+/* Declarations for getopt. |
+ Copyright (C) 1989-1998, 2000 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., 59 Temple Place - Suite 330, |
+ Boston, MA 02111-1307, 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 -1, 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 (defined (__STDC__) && __STDC__) || defined (__cplusplus) |
+ 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 (defined (__STDC__) && __STDC__) || defined (__cplusplus) |
+#ifdef __cplusplus |
+/* SunOS4 declares getopt with the following prototype: |
+ extern int getopt (int argc, const char *const *argv, const char *shortopts); |
+ We cannot redeclare it when compiling C++ code. */ |
+#define getopt(x,y,z) getopt_long(x, y, z, (const struct option *) 0, (int *) 0) |
+#else /* not __cplusplus */ |
+#ifdef __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 /* __GNU_LIBRARY__ */ |
+#endif /* __cplusplus */ |
+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 /* __STDC__ */ |
+ |
+#ifdef __cplusplus |
+} |
+#endif |
+ |
+#endif /* getopt.h */ |
Property changes on: gperf\src\gperf\3.0.1\gperf-3.0.1-src\lib\getopt.h |
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Added: svn:eol-style |
+ LF |