GRASS Programmer's Manual
6.4.2(2012)
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echo.c
Go to the documentation of this file.
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#include <string.h>
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#include <grass/gis.h>
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#include <stdio.h>
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#include <stdlib.h>
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/******************************************
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* $GISBASE/etc/echo [-n] [-e] args
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*
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* echos its args to stdout
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* suppressing the newline if -n specified
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* prints to stderr instead if -e specified
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*
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* replaces the standard UNIX echo which
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* varies from machine to machine
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*******************************************/
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int
main
(
int
argc,
char
*argv[])
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{
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int
i;
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int
newline;
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int
any;
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FILE *stream = stdout;
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newline = 1;
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any = 0;
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for
(i = 1; i < argc; i++)
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if
(strcmp(argv[i],
"-n"
) == 0)
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newline = 0;
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else
if
(strcmp(argv[i],
"-e"
) == 0)
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stream = stderr;
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else
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fprintf(stream,
"%s%s"
, any++ ?
" "
:
""
, argv[i]);
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if
(any && newline)
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fprintf(stream,
"\n"
);
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exit(0);
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}
lib
init
echo.c
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