diff options
Diffstat (limited to 'examples/cli2.zc')
| -rw-r--r-- | examples/cli2.zc | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/examples/cli2.zc b/examples/cli2.zc index 0c3de12..7bff8a1 100644 --- a/examples/cli2.zc +++ b/examples/cli2.zc @@ -1,29 +1,32 @@ +namespace; +include rt, std; + // the command line, the environment, and capturing what a program writes. // run it as: ./bin/zy examples/cli2.zc one two (the first is this file's path // when zy is given one, otherwise <eval>, exactly as argv[0] is in c) -include "src/lib/std.zc"; +include std; -fn main() { - put_s("argv: "); - for (int i = 0; i < argc; i++) { put_s(argv[i]); if (i + 1 < argc) put_s(" "); } - put_c(10); +void main() { + rt.put_s("argv: "); + for (int i = 0; i < std.argc; i++) { rt.put_s(std.argv[i]); if (i + 1 < std.argc) rt.put_s(" "); } + rt.put_c(10); // envp holds NAME=value strings, so a program can walk all of them let n = 0; - for (int i = 0; i < envc; i++) if (Text.starts(envp[i], "HOME=")) n = n + 1; - put_s("HOME is set: "); put_n(n > 0); put_c(10); + for (int i = 0; i < std.envc; i++) if (std.Text.starts(std.envp[i], "HOME=")) n = n + 1; + rt.put_s("HOME is set: "); rt.put_n(n > 0); rt.put_c(10); // the same name the old way, one lookup instead of a walk let v[80]; - put_n(Host.env("HOME", v, 80) > 0); put_c(10); + rt.put_n(std.Host.env("HOME", v, 80) > 0); rt.put_c(10); // capture what the program writes, instead of printing it. every put_c, // put_s and put_n from here on lands in the buffer. - let buf = capture.start(); - put_s("this goes into the buffer, not the terminal"); - put_c(10); - buf.end(); // stops the capture and terminates the string - put_s("captured "); put_n(len_w(buf)); put_s(" characters: "); - put_s(buf); - return 0; -}
\ No newline at end of file + let buf = std.capture.start(); + rt.put_s("this goes into the buffer, not the terminal"); + rt.put_c(10); + std.capture.end(buf); // stops the capture and terminates the string + rt.put_s("captured "); rt.put_n(rt.len_w(buf)); rt.put_s(" characters: "); + rt.put_s(buf); + return; +} |
