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Added the $PWD environmental variable to the shell.

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This commit is contained in:
Jonas 'Sortie' Termansen 2012-04-13 23:01:04 +02:00
parent b554eb2dfb
commit 042aeb0181
1 changed files with 12 additions and 6 deletions
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18
utils/mxsh.cpp
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@ -32,6 +32,15 @@
int status = 0; int status = 0;
void updatepwd()
{
const size_t CWD_SIZE = 512;
char cwd[CWD_SIZE];
const char* wd = getcwd(cwd, CWD_SIZE);
if ( !wd ) { wd = "?"; }
setenv("PWD", wd, 1);
}
int runcommandline(const char** tokens) int runcommandline(const char** tokens)
{ {
int result = 127; int result = 127;
@ -104,6 +113,7 @@ readcmd:
error(0, errno, "cd: %s", newdir); error(0, errno, "cd: %s", newdir);
internalresult = 1; internalresult = 1;
} }
updatepwd();
} }
if ( strcmp(argv[0], "exit") == 0 ) if ( strcmp(argv[0], "exit") == 0 )
{ {
@ -224,12 +234,7 @@ void command()
| TERMMODE_ECHO; | TERMMODE_ECHO;
settermmode(0, termmode); settermmode(0, termmode);
const size_t CWD_SIZE = 512; printf("root@sortix %s # ", getenv("PWD"));
char cwd[CWD_SIZE];
const char* wd = getcwd(cwd, CWD_SIZE);
if ( !wd ) { wd = "?"; }
printf("root@sortix %s # ", wd);
fflush(stdout); fflush(stdout);
const size_t commandsize = 128; const size_t commandsize = 128;
@ -298,6 +303,7 @@ int main(int argc, char* argv[])
setenv("$", pidstr, 1); setenv("$", pidstr, 1);
setenv("PPID", ppidstr, 1); setenv("PPID", ppidstr, 1);
setenv("?", "0", 1); setenv("?", "0", 1);
updatepwd();
while ( true ) { command(); } while ( true ) { command(); }
} }