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dtb 2022-09-17 17:57:19 -04:00
parent bc3b7c3f50
commit bbd82d9290
1 changed files with 6 additions and 5 deletions
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11
echo/echo.c
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@ -1,19 +1,20 @@
#include <sysexits.h> #include <sysexits.h> /* EX_OK */
#include <stddef.h> /* NULL */ #include <stddef.h> /* NULL */
#include <unistd.h> /* write(2) */ #include <unistd.h> /* write(2) */
#include "libio.h" /* fdprint(3) */
int main(int argc, char **argv){ int main(int argc, char **argv){
int i;
if(*argv == NULL) if(*argv == NULL)
return EX_OSERR; goto blank;
while(*++argv != NULL){ while(*++argv != NULL){
fdprint(1, *argv); for(i = 0; argv[0][i] != '\0'; ++i);
write(1, *argv, i);
if(*(argv+1) != NULL) if(*(argv+1) != NULL)
write(1, " ", 1); write(1, " ", 1);
} }
write(1, "\n", 1); blank: write(1, "\n", 1);
return EX_OK; return EX_OK;
} }