BZ #13792: License manual example source files under GPL.
This commit is contained in:
Roland McGrath
parent
7181dda8d5
commit
d9a17c075e
47
ChangeLog
47
ChangeLog
@ -1,5 +1,52 @@
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2012-03-02 Roland McGrath <roland@hack.frob.com>
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[BZ #13792]
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* manual/examples/README: New file, says the example source files
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can be used under GPL>=2.
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* manual/Makefile (%.c.texi): Eat the leading part of the file until a
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line containing just "*/".
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* manual/examples/add.c: Add copyright header (GPL>=2).
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* manual/examples/argp-ex1.c: Likewise.
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* manual/examples/argp-ex2.c: Likewise.
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* manual/examples/argp-ex3.c: Likewise.
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* manual/examples/argp-ex4.c: Likewise.
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* manual/examples/atexit.c: Likewise.
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* manual/examples/db.c: Likewise.
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* manual/examples/dir.c: Likewise.
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* manual/examples/dir2.c: Likewise.
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* manual/examples/execinfo.c: Likewise.
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* manual/examples/filecli.c: Likewise.
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* manual/examples/filesrv.c: Likewise.
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* manual/examples/fmtmsgexpl.c: Likewise.
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* manual/examples/genpass.c: Likewise.
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* manual/examples/inetcli.c: Likewise.
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* manual/examples/inetsrv.c: Likewise.
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* manual/examples/isockad.c: Likewise.
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* manual/examples/longopt.c: Likewise.
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* manual/examples/memopen.c: Likewise.
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* manual/examples/memstrm.c: Likewise.
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* manual/examples/mkfsock.c: Likewise.
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* manual/examples/mkisock.c: Likewise.
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* manual/examples/mygetpass.c: Likewise.
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* manual/examples/pipe.c: Likewise.
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* manual/examples/popen.c: Likewise.
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* manual/examples/rprintf.c: Likewise.
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* manual/examples/search.c: Likewise.
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* manual/examples/select.c: Likewise.
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* manual/examples/setjmp.c: Likewise.
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* manual/examples/sigh1.c: Likewise.
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* manual/examples/sigusr.c: Likewise.
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* manual/examples/stpcpy.c: Likewise.
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* manual/examples/strdupa.c: Likewise.
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* manual/examples/strftim.c: Likewise.
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* manual/examples/strncat.c: Likewise.
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* manual/examples/subopt.c: Likewise.
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* manual/examples/swapcontext.c: Likewise.
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* manual/examples/termios.c: Likewise.
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* manual/examples/testopt.c: Likewise.
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* manual/examples/testpass.c: Likewise.
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* manual/examples/timeval_subtract.c: Likewise.
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[BZ #13792]
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* manual/time.texi (Elapsed Time): Move timeval_subtract example
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function to ...
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@ -122,7 +122,8 @@ stamp-version: $(common-objpfx)config.make
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# Generate Texinfo files from the C source for the example programs.
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%.c.texi: examples/%.c
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sed -e 's,[{}],@&,g' \
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sed -e '1,/^\*\/$$/d' \
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-e 's,[{}],@&,g' \
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-e 's,/\*\(@.*\)\*/,\1,g' \
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-e 's,/\* *,/* @r{,g' -e 's, *\*/,} */,' \
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-e 's/\(@[a-z][a-z]*\)@{\([^}]*\)@}/\1{\2}/g'\
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8
manual/examples/README
Normal file
8
manual/examples/README
Normal file
@ -0,0 +1,8 @@
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These are source files for example code that appears in The GNU C
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Library Reference Manual.
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While the manual itself is licensed under the terms of the GNU Free
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Documentation License, you can use these source files on their own
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License, or (at your
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option) any later version.
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@ -1,3 +1,20 @@
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/* Example of a Variadic Function
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdarg.h>
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#include <stdio.h>
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@ -1,4 +1,19 @@
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/* Argp example #1 -- a minimal program using argp */
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/* Argp example #1 -- a minimal program using argp
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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/* This is (probably) the smallest possible program that
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uses argp. It won't do much except give an error
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@ -1,4 +1,19 @@
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/* Argp example #2 -- a pretty minimal program using argp */
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/* Argp example #2 -- a pretty minimal program using argp
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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/* This program doesn't use any options or arguments, but uses
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argp to be compliant with the GNU standard command line
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@ -1,4 +1,19 @@
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/* Argp example #3 -- a program with options and arguments using argp */
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/* Argp example #3 -- a program with options and arguments using argp
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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/* This program uses the same features as example 2, and uses options and
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arguments.
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@ -1,4 +1,19 @@
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/* Argp example #4 -- a program with somewhat more complicated options */
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/* Argp example #4 -- a program with somewhat more complicated options
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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/* This program uses the same features as example 3, but has more
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options, and somewhat more structure in the -help output. It
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@ -1,7 +1,24 @@
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/* Cleanups on Exit
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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void
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void
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bye (void)
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{
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puts ("Goodbye, cruel world....");
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@ -1,3 +1,20 @@
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/* User and Group Database Example
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grp.h>
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#include <pwd.h>
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#include <sys/types.h>
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@ -1,3 +1,20 @@
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/* Simple Program to List a Directory
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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/*@group*/
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#include <stdio.h>
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#include <sys/types.h>
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@ -1,3 +1,20 @@
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/* Simple Program to List a Directory, Mark II
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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/*@group*/
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#include <stdio.h>
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#include <dirent.h>
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@ -1,3 +1,20 @@
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/* Obtain a backtrace and print it.
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <execinfo.h>
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#include <stdio.h>
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#include <stdlib.h>
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@ -1,3 +1,20 @@
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/* Example of Reading Datagrams
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
|
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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@ -1,3 +1,20 @@
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/* Datagram Socket Example
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
|
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
|
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|
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
|
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You should have received a copy of the GNU General Public License
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <errno.h>
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#include <stdlib.h>
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@ -1,3 +1,20 @@
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/* How to use fmtmsg and addseverity.
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
|
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as published by the Free Software Foundation; either version 2
|
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of the License, or (at your option) any later version.
|
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|
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This program is distributed in the hope that it will be useful,
|
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but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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GNU General Public License for more details.
|
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You should have received a copy of the GNU General Public License
|
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along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <fmtmsg.h>
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int
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@ -1,31 +1,48 @@
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/* Encrypting Passwords
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or
|
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modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
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|
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This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <time.h>
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#include <unistd.h>
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#include <crypt.h>
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int
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int
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main(void)
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{
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unsigned long seed[2];
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char salt[] = "$1$........";
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const char *const seedchars =
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const char *const seedchars =
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"./0123456789ABCDEFGHIJKLMNOPQRST"
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"UVWXYZabcdefghijklmnopqrstuvwxyz";
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char *password;
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int i;
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/* Generate a (not very) random seed.
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/* Generate a (not very) random seed.
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You should do it better than this... */
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seed[0] = time(NULL);
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seed[1] = getpid() ^ (seed[0] >> 14 & 0x30000);
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/* Turn it into printable characters from `seedchars'. */
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for (i = 0; i < 8; i++)
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salt[3+i] = seedchars[(seed[i/5] >> (i%5)*6) & 0x3f];
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/* Read in the user's password and encrypt it. */
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password = crypt(getpass("Password:"), salt);
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/* Print the results. */
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puts(password);
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return 0;
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@ -1,3 +1,20 @@
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/* Byte Stream Socket Example
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||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
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|
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#include <stdio.h>
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#include <errno.h>
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#include <stdlib.h>
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@ -11,7 +28,7 @@
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#define MESSAGE "Yow!!! Are we having fun yet?!?"
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#define SERVERHOST "mescaline.gnu.org"
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|
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void
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void
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write_to_server (int filedes)
|
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{
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int nbytes;
|
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|
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@ -1,3 +1,20 @@
|
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/* Byte Stream Connection Server Example
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <errno.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
@ -1,10 +1,27 @@
|
||||
/* Internet Socket Example using sockaddr_in.
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <sys/socket.h>
|
||||
#include <netinet/in.h>
|
||||
#include <netdb.h>
|
||||
|
||||
void
|
||||
void
|
||||
init_sockaddr (struct sockaddr_in *name,
|
||||
const char *hostname,
|
||||
uint16_t port)
|
||||
@ -14,7 +31,7 @@ init_sockaddr (struct sockaddr_in *name,
|
||||
name->sin_family = AF_INET;
|
||||
name->sin_port = htons (port);
|
||||
hostinfo = gethostbyname (hostname);
|
||||
if (hostinfo == NULL)
|
||||
if (hostinfo == NULL)
|
||||
{
|
||||
fprintf (stderr, "Unknown host %s.\n", hostname);
|
||||
exit (EXIT_FAILURE);
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Example of Parsing Long Options with getopt_long.
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <getopt.h>
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* String Streams
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
|
||||
static char buffer[] = "foobar";
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* open_memstream example.
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
|
||||
int
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Example of Local-Namespace Sockets
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stddef.h>
|
||||
#include <stdio.h>
|
||||
#include <errno.h>
|
||||
|
||||
@ -1,9 +1,26 @@
|
||||
/* Internet Socket Example
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <sys/socket.h>
|
||||
#include <netinet/in.h>
|
||||
|
||||
int
|
||||
int
|
||||
make_socket (uint16_t port)
|
||||
{
|
||||
int sock;
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Reading Passwords
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <termios.h>
|
||||
#include <stdio.h>
|
||||
|
||||
@ -14,12 +31,12 @@ my_getpass (char **lineptr, size_t *n, FILE *stream)
|
||||
new.c_lflag &= ~ECHO;
|
||||
if (tcsetattr (fileno (stream), TCSAFLUSH, &new) != 0)
|
||||
return -1;
|
||||
|
||||
|
||||
/* Read the password. */
|
||||
nread = getline (lineptr, n, stream);
|
||||
|
||||
/* Restore terminal. */
|
||||
(void) tcsetattr (fileno (stream), TCSAFLUSH, &old);
|
||||
|
||||
|
||||
return nread;
|
||||
}
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Creating a Pipe
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <unistd.h>
|
||||
#include <stdio.h>
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Pipe to a Subprocess
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Printf Extension Example
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <printf.h>
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Searching and Sorting Example
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdlib.h>
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
@ -35,7 +52,7 @@ int count = sizeof (muppets) / sizeof (struct critter);
|
||||
|
||||
/* This is the comparison function used for sorting and searching. */
|
||||
|
||||
int
|
||||
int
|
||||
critter_cmp (const struct critter *c1, const struct critter *c2)
|
||||
{
|
||||
return strcmp (c1->name, c2->name);
|
||||
@ -44,7 +61,7 @@ critter_cmp (const struct critter *c1, const struct critter *c2)
|
||||
|
||||
/* Print information about a critter. */
|
||||
|
||||
void
|
||||
void
|
||||
print_critter (const struct critter *c)
|
||||
{
|
||||
printf ("%s, the %s\n", c->name, c->species);
|
||||
@ -54,7 +71,7 @@ print_critter (const struct critter *c)
|
||||
/*@group*/
|
||||
/* Do the lookup into the sorted array. */
|
||||
|
||||
void
|
||||
void
|
||||
find_critter (const char *name)
|
||||
{
|
||||
struct critter target, *result;
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Waiting for Input or Output
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
/*@group*/
|
||||
#include <errno.h>
|
||||
#include <stdio.h>
|
||||
|
||||
@ -1,10 +1,27 @@
|
||||
/* Introduction to Non-Local Exits
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <setjmp.h>
|
||||
#include <stdlib.h>
|
||||
#include <stdio.h>
|
||||
|
||||
jmp_buf main_loop;
|
||||
|
||||
void
|
||||
void
|
||||
abort_to_main_loop (int status)
|
||||
{
|
||||
longjmp (main_loop, status);
|
||||
@ -21,7 +38,7 @@ main (void)
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
void
|
||||
do_command (void)
|
||||
{
|
||||
char buffer[128];
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Signal Handlers that Return
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <signal.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
@ -6,14 +23,14 @@
|
||||
volatile sig_atomic_t keep_going = 1;
|
||||
|
||||
/* The signal handler just clears the flag and re-enables itself. */
|
||||
void
|
||||
void
|
||||
catch_alarm (int sig)
|
||||
{
|
||||
keep_going = 0;
|
||||
signal (sig, catch_alarm);
|
||||
}
|
||||
|
||||
void
|
||||
void
|
||||
do_stuff (void)
|
||||
{
|
||||
puts ("Doing stuff while waiting for alarm....");
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Using kill for Communication
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
/*@group*/
|
||||
#include <signal.h>
|
||||
#include <stdio.h>
|
||||
@ -8,14 +25,14 @@
|
||||
/* When a @code{SIGUSR1} signal arrives, set this variable. */
|
||||
volatile sig_atomic_t usr_interrupt = 0;
|
||||
|
||||
void
|
||||
void
|
||||
synch_signal (int sig)
|
||||
{
|
||||
usr_interrupt = 1;
|
||||
}
|
||||
|
||||
/* The child process executes this function. */
|
||||
void
|
||||
void
|
||||
child_function (void)
|
||||
{
|
||||
/* Perform initialization. */
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* stpcpy example.
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <string.h>
|
||||
#include <stdio.h>
|
||||
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* strdupa example.
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <paths.h>
|
||||
#include <string.h>
|
||||
#include <stdio.h>
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Time Functions Example
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <time.h>
|
||||
#include <stdio.h>
|
||||
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* strncat example.
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <string.h>
|
||||
#include <stdio.h>
|
||||
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Parsing of Suboptions Example
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <unistd.h>
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Complete Context Control
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <signal.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Noncanonical Mode Example
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <unistd.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
@ -7,13 +24,13 @@
|
||||
|
||||
struct termios saved_attributes;
|
||||
|
||||
void
|
||||
void
|
||||
reset_input_mode (void)
|
||||
{
|
||||
tcsetattr (STDIN_FILENO, TCSANOW, &saved_attributes);
|
||||
}
|
||||
|
||||
void
|
||||
void
|
||||
set_input_mode (void)
|
||||
{
|
||||
struct termios tattr;
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* Example of Parsing Arguments with getopt.
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
/*@group*/
|
||||
#include <ctype.h>
|
||||
#include <stdio.h>
|
||||
|
||||
@ -1,9 +1,26 @@
|
||||
/* Verify a password.
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include <unistd.h>
|
||||
#include <crypt.h>
|
||||
|
||||
int
|
||||
int
|
||||
main(void)
|
||||
{
|
||||
/* Hashed form of "GNU libc manual". */
|
||||
@ -11,7 +28,7 @@ main(void)
|
||||
|
||||
char *result;
|
||||
int ok;
|
||||
|
||||
|
||||
/*@group*/
|
||||
/* Read in the user's password and encrypt it,
|
||||
passing the expected password in as the salt. */
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
/* struct timeval subtraction.
|
||||
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
||||
|
||||
This program is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU General Public License
|
||||
as published by the Free Software Foundation; either version 2
|
||||
of the License, or (at your option) any later version.
|
||||
|
||||
This program 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 General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
/* Subtract the `struct timeval' values X and Y,
|
||||
storing the result in RESULT.
|
||||
Return 1 if the difference is negative, otherwise 0. */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user