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54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
/*******************************************************************************
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COPYRIGHT(C) JONAS 'SORTIE' TERMANSEN 2011.
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This program is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the Free
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Software Foundation, either version 3 of the License, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along with
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this program. If not, see <http://www.gnu.org/licenses/>.
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echo.cpp
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Display a line of text.
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*******************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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int main(int argc, char* argv[])
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{
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int startfrom = 1;
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bool trailingnewline = true;
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if ( 1 < argc && strcmp(argv[1], "-n") == 0 )
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{
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trailingnewline = false;
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startfrom = 2;
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}
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const char* prefix = "";
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for ( int i = startfrom; i < argc; i++ )
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{
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errno = 0;
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printf("%s%s", prefix, argv[i]);
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if ( errno != 0 )
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{
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perror("<stdout>");
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exit(1);
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}
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prefix = " ";
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}
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if ( trailingnewline ) { printf("\n"); }
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return 0;
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}
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