[e90b2f]: src / gc / if_not_there.c Maximize Restore History

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if_not_there.c    39 lines (35 with data), 856 Bytes

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/* Conditionally execute a command based if the file argv[1] doesn't exist */
/* Except for execvp, we stick to ANSI C. */
# include "private/gcconfig.h"
# include <stdio.h>
# include <stdlib.h>
# include <unistd.h>
#ifdef __DJGPP__
#include <dirent.h>
#endif /* __DJGPP__ */
int main(int argc, char **argv, char **envp)
{
FILE * f;
#ifdef __DJGPP__
DIR * d;
#endif /* __DJGPP__ */
if (argc < 3) goto Usage;
if ((f = fopen(argv[1], "rb")) != 0
|| (f = fopen(argv[1], "r")) != 0) {
fclose(f);
return(0);
}
#ifdef __DJGPP__
if ((d = opendir(argv[1])) != 0) {
closedir(d);
return(0);
}
#endif
printf("^^^^Starting command^^^^\n");
fflush(stdout);
execvp(argv[2], argv+2);
exit(1);
Usage:
fprintf(stderr, "Usage: %s file_name command\n", argv[0]);
return(1);
}