[procedure] exec program-name arg1 ...
[procedure] exec-with-environment program-name env arg1 ...
[procedure] exec-file filename arg1 ...
[procedure] exec-file-with-environment filename env arg1 ...
[procedure] exec-with-alias name lookup? maybe-env arguments
Scheme48: Exec family. Exec and exec-with-environment use search path (so they're like POSIX execlp()), while exec-file and exec-file-with-envionment use absolute path to the executable (so they're like POSIX execl()). program-name or filename is used as argv, except exec-with-alias.
[procedure] exec string
To get exec(2) behavior in STk, use posix-exec?.
For STklos, see also exec-list.
Gauche has similar function with the name process-output->string.
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