diff options
Diffstat (limited to 'Documentation/technical/api-run-command.txt')
| -rw-r--r-- | Documentation/technical/api-run-command.txt | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/Documentation/technical/api-run-command.txt b/Documentation/technical/api-run-command.txt index 8994859c81..f18b4f4817 100644 --- a/Documentation/technical/api-run-command.txt +++ b/Documentation/technical/api-run-command.txt @@ -51,7 +51,7 @@ The functions above do the following: ENOENT; a diagnostic is printed only if .silent_exec_failure is 0. . Otherwise, the program is run. If it terminates regularly, its exit - code is returned. No diagnistic is printed, even if the exit code is + code is returned. No diagnostic is printed, even if the exit code is non-zero. . If the program terminated due to a signal, then the return value is the @@ -231,8 +231,9 @@ The function pointer in .proc has the following signature: There are serious restrictions on what the asynchronous function can do -because this facility is implemented by a pipe to a forked process on -UNIX, but by a thread in the same address space on Windows: +because this facility is implemented by a thread in the same address +space on most platforms (when pthreads is available), but by a pipe to +a forked process otherwise: . It cannot change the program's state (global variables, environment, etc.) in a way that the caller notices; in other words, .in and .out |