diff options
author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-11-09 23:23:23 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-11-09 23:23:23 +0000 |
commit | ade7714d20c5fe1cee55ed7a9b939de5dfefdbc7 (patch) | |
tree | cacb859f8792127c538e87f3bbdd445aa8f73270 /process.c | |
parent | d6f5da84e3ec73e439ba602b32d7fcc958d6bd59 (diff) |
* process.c (rb_f_exec, rb_f_system, rb_f_spawn): mentioned about
the shell to be used when the command line is single string.
See [ruby-core:26652]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25703 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'process.c')
-rw-r--r-- | process.c | 13 |
1 files changed, 10 insertions, 3 deletions
@@ -1729,13 +1729,17 @@ rb_exec_arg_fixup(struct rb_exec_arg *e) * Replaces the current process by running the given external _command_. * _command..._ is one of following forms. * - * commandline : command line string which is passed to a shell + * commandline : command line string which is passed to the standard shell * cmdname, arg1, ... : command name and one or more arguments (no shell) * [cmdname, argv0], arg1, ... : command name, argv[0] and zero or more arguments (no shell) * * If single string is given as the command, * it is taken as a command line that is subject to shell expansion before being executed. * + * The standard shell means always <code>"/bin/sh"</code> on Unix-like systems, + * <code>ENV["RUBYSHELL"]</code> or <code>"cmd.exe"</code> on Windows NT series, and + * similar. + * * If two or more +string+ given, * the first is taken as a command name and * the rest are passed as parameters to command with no shell expansion. @@ -2915,7 +2919,7 @@ rb_spawn(int argc, VALUE *argv) * Executes _command..._ in a subshell. * _command..._ is one of following forms. * - * commandline : command line string which is passed to a shell + * commandline : command line string which is passed to the standard shell * cmdname, arg1, ... : command name and one or more arguments (no shell) * [cmdname, argv0], arg1, ... : command name, argv[0] and zero or more arguments (no shell) * @@ -2937,6 +2941,8 @@ rb_spawn(int argc, VALUE *argv) * * config.h main.rb * * + * + * See <code>Kernel.exec</code> for the standard shell. */ static VALUE @@ -2992,7 +2998,7 @@ rb_f_system(int argc, VALUE *argv) * name => val : set the environment variable * name => nil : unset the environment variable * command...: - * commandline : command line string which is passed to a shell + * commandline : command line string which is passed to the standard shell * cmdname, arg1, ... : command name and one or more arguments (no shell) * [cmdname, argv0], arg1, ... : command name, argv[0] and zero or more arguments (no shell) * options: hash @@ -3200,6 +3206,7 @@ rb_f_system(int argc, VALUE *argv) * Internally, +spawn+ uses an extra file descriptor to resolve such cyclic * file descriptor mapping. * + * See <code>Kernel.exec</code> for the standard shell. */ static VALUE |