fixed problems with PWD - we no longer use the PWD env variable

instead the shared variable area is used.

this fixes problems with /bin/sh under solaris
(This used to be commit 4eb7b5c6a81447755dfa1be27479027333ed6f26)

3 files changed, 19 insertions, 11 deletions

diff --git a/source3/smbwrapper/smbsh.c b/source3/smbwrapper/smbsh.c
index b677707741..8c9d00bd98 100644
--- a/source3/smbwrapper/smbsh.c
+++ b/source3/smbwrapper/smbsh.c
@@ -37,7 +37,7 @@ int main(int argc, char *argv[])
 {
 	char *p, *u;
 	char *libd = BINDIR;	
-	pstring line;
+	pstring line, wd;
 	int opt;
 	extern char *optarg;
 	extern int optind;
@@ -91,9 +91,11 @@ int main(int argc, char *argv[])
 
 	smbw_setenv("PS1", "smbsh$ ");
 
-	sys_getwd(line);
+	sys_getwd(wd);
 
-	smbw_setenv("PWD", line);
+	slprintf(line,sizeof(line)-1,"PWD_%d", getpid());
+
+	smbw_setshared(line, wd);
 
 	slprintf(line,sizeof(line)-1,"%s/smbwrapper.so", libd);
 	smbw_setenv("LD_PRELOAD", line);
diff --git a/source3/smbwrapper/smbw.c b/source3/smbwrapper/smbw.c
index 23b5c9a9c7..c09d7509f0 100644
--- a/source3/smbwrapper/smbw.c
+++ b/source3/smbwrapper/smbw.c
@@ -50,6 +50,7 @@ void smbw_init(void)
 	extern FILE *dbf;
 	char *p;
 	int eno;
+	pstring line;
 
 	if (initialised) return;
 	initialised = 1;
@@ -96,13 +97,16 @@ void smbw_init(void)
 		DEBUG(2,("SMBW_PREFIX is %s\n", smbw_prefix));
 	}
 
-	if ((p=getenv(SMBW_PWD_ENV))) {
-		pstrcpy(smbw_cwd, p);
-		DEBUG(4,("Initial cwd from smbw_cwd is %s\n", smbw_cwd));
-	} else {
-		sys_getwd(smbw_cwd);
-		DEBUG(4,("Initial cwd from getwd is %s\n", smbw_cwd));
+	slprintf(line,sizeof(line)-1,"PWD_%d", getpid());
+	
+	p = smbw_getshared(line);
+	if (!p) {
+		DEBUG(0,("ERROR: %s is not set\n", line));
+		exit(1);
 	}
+	pstrcpy(smbw_cwd, p);
+	DEBUG(4,("Initial cwd is %s\n", smbw_cwd));
+
 	smbw_busy--;
 
 	set_maxfiles(SMBW_MAX_OPEN);
@@ -1325,6 +1329,7 @@ int smbw_fork(void)
 	pid_t child;
 	int p[2];
 	char c=0;
+	pstring line;
 
 	struct smbw_file *file, *next_file;
 	struct smbw_server *srv, *next_srv;
@@ -1356,6 +1361,9 @@ int smbw_fork(void)
 		smbw_srv_close(srv);
 	}
 
+	slprintf(line,sizeof(line)-1,"PWD_%d", getpid());
+	smbw_setshared(line,smbw_cwd);
+
 	/* unblock the parent */
 	write(p[1], &c, 1);
 	close(p[1]);
diff --git a/source3/smbwrapper/smbw.h b/source3/smbwrapper/smbw.h
index 8de5b5776a..7241f8b3c5 100644
--- a/source3/smbwrapper/smbw.h
+++ b/source3/smbwrapper/smbw.h
@@ -28,8 +28,6 @@
 #define SMBW_FILE_MODE (S_IFREG | 0444)
 #define SMBW_DIR_MODE (S_IFDIR | 0555)
 
-#define SMBW_PWD_ENV "PWD"
-
 struct smbw_server {
 	struct smbw_server *next, *prev;
 	struct cli_state cli;