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Add support for shell scripts.

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This commit is contained in:
Jonas 'Sortie' Termansen 2012-11-07 21:20:19 +01:00
parent dbab4e7683
commit 71be9b9b08
1 changed files with 45 additions and 8 deletions
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53
utils/mxsh.cpp
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@ -277,7 +277,7 @@ int get_and_run_command(FILE* fp, const char* fpname, bool interactive, bool* ex
| TERMMODE_UTF8
| TERMMODE_LINEBUFFER
| TERMMODE_ECHO;
settermmode(0, termmode);
settermmode(fd, termmode);
printf("\e[32mroot@sortix \e[36m%s #\e[37m ", getenv_safe("PWD"));
fflush(stdout);
}
@ -415,9 +415,47 @@ int get_and_run_command(FILE* fp, const char* fpname, bool interactive, bool* ex
return status;
}
int main(int /*argc*/, char* argv[])
void load_argv_variables(int argc, char* argv[])
{
char varname[sizeof(int) * 3];
for ( int i = 0; i < argc; i++ )
sprintf(varname, "%i", i),
setenv(varname, argv[i], 1);
}
int run(FILE* fp, int argc, char* argv[], const char* name, bool interactive)
{
load_argv_variables(argc, argv);
bool exitexec = false;
int exitstatus;
do
exitstatus = get_and_run_command(fp, name, interactive, &exitexec);
while ( !exitexec );
return exitstatus;
}
int run_interactive(int argc, char* argv[])
{
signal(SIGINT, on_sigint);
return run(stdin, argc, argv, "<stdin>", true);
}
int run_stdin(int argc, char* argv[])
{
return run(stdin, argc, argv, "<stdin>", false);
}
int run_script(const char* path, int argc, char* argv[])
{
FILE* fp = fopen(path, "r");
if ( !fp ) { error(0, errno, "%s", path); return 127; }
int ret = run(fp, argc, argv, path, false);
fclose(fp);
return ret;
}
int main(int argc, char* argv[])
{
char pidstr[32];
char ppidstr[32];
sprintf(pidstr, "%i", getpid());
@ -427,10 +465,9 @@ int main(int /*argc*/, char* argv[])
setenv("PPID", ppidstr, 1);
setenv("?", "0", 1);
updatepwd();
bool interactive = isatty(0);
bool exitexec = false;
int exitstatus;
while ( !exitexec )
exitstatus = get_and_run_command(stdin, "<stdin>", interactive, &exitexec);
return exitstatus;
if ( 1 < argc )
return run_script(argv[1], argc-1, argv+1);
if ( isatty(0) )
return run_interactive(argc, argv);
return run_stdin(argc, argv);
}