@ -25,10 +25,6 @@
*
* template0 is made just by copying the completed template1 .
*
*
* TODO :
* - clean up find_postgres code and return values
*
* Note :
* The program has some memory leakage - it isn ' t worth cleaning it up .
*
@ -43,7 +39,7 @@
* Portions Copyright ( c ) 1994 , Regents of the University of California
* Portions taken from FreeBSD .
*
* $ PostgreSQL : pgsql / src / bin / initdb / initdb . c , v 1.26 2004 / 05 / 10 20 : 51 : 58 momjian Exp $
* $ PostgreSQL : pgsql / src / bin / initdb / initdb . c , v 1.27 2004 / 05 / 11 21 : 57 : 14 momjian Exp $
*
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
*/
@ -52,7 +48,6 @@
# include <dirent.h>
# include <sys/stat.h>
# include <sys/wait.h>
# include <unistd.h>
# include <locale.h>
# include <signal.h>
@ -78,7 +73,6 @@ int optreset;
* Note that " datadir " is not the directory we ' re going to initialize ,
* it ' s merely how Autoconf names PREFIX / share .
*/
char * bindir = PGBINDIR ;
char * datadir = PGDATADIR ;
/* values to be obtained from arguments */
@ -100,7 +94,6 @@ bool show_setting = false;
/* internal vars */
char * progname ;
char * self_path ;
char * postgres ;
char * encodingid = " 0 " ;
char * bki_file ;
@ -135,25 +128,9 @@ static const char *boot_options = "-F";
static const char * backend_options = " -F -O -c search_path=pg_catalog -c exit_on_error=true " ;
/* platform specific path stuff */
# if defined(__CYGWIN__) || defined(WIN32)
# define EXE ".exe"
# define DEVNULL "nul"
# else
# define EXE ""
# define DEVNULL " / dev / null"
# endif
/* detected path to postgres and (we assume) friends */
char * pgpath ;
/* forward declare all our functions */
# ifdef WIN32
static char * expanded_path ( char * ) ;
# else
# define expanded_path(x) (x)
# endif
/* path to 'initdb' binary directory */
char bindir [ MAXPGPATH ] ;
char backendbin [ MAXPGPATH ] ;
static void * xmalloc ( size_t size ) ;
static char * xstrdup ( const char * s ) ;
@ -161,7 +138,6 @@ static bool rmtree(char *path, bool rmtopdir);
static char * * replace_token ( char * * lines , char * token , char * replacement ) ;
static char * * readfile ( char * path ) ;
static void writefile ( char * path , char * * lines ) ;
static void pclose_check ( FILE * stream ) ;
static int mkdir_p ( char * path , mode_t omode ) ;
static void exit_nicely ( void ) ;
static char * get_id ( void ) ;
@ -171,8 +147,6 @@ static int check_data_dir(void);
static bool mkdatadir ( char * subdir ) ;
static void set_input ( char * * dest , char * filename ) ;
static void check_input ( char * path ) ;
static int find_postgres ( char * path ) ;
static int set_paths ( void ) ;
static void set_short_version ( char * short_version , char * extrapath ) ;
static void set_null_conf ( void ) ;
static void test_connections ( void ) ;
@ -216,7 +190,8 @@ do { \
# define PG_CMD_CLOSE \
do { \
pclose_check ( pg ) ; \
if ( pclose_check ( pg ) ) \
exit_nicely ( ) ; \
} while ( 0 )
# define PG_CMD_PUTLINE \
@ -437,41 +412,6 @@ writefile(char *path, char **lines)
exit_nicely ( ) ;
}
/* pclose() plus useful error reporting */
static void
pclose_check ( FILE * stream )
{
int exitstatus ;
exitstatus = pclose ( stream ) ;
if ( exitstatus = = 0 )
return ; /* all is well */
if ( exitstatus = = - 1 )
{
/* pclose() itself failed, and hopefully set errno */
perror ( " pclose failed " ) ;
}
else if ( WIFEXITED ( exitstatus ) )
{
fprintf ( stderr , _ ( " %s: child process exited with exit code %d \n " ) ,
progname , WEXITSTATUS ( exitstatus ) ) ;
}
else if ( WIFSIGNALED ( exitstatus ) )
{
fprintf ( stderr , _ ( " %s: child process was terminated by signal %d \n " ) ,
progname , WTERMSIG ( exitstatus ) ) ;
}
else
{
fprintf ( stderr , _ ( " %s: child process exited with unrecognized status %d \n " ) ,
progname , exitstatus ) ;
}
exit_nicely ( ) ;
}
/* source stolen from FreeBSD /src/bin/mkdir/mkdir.c and adapted */
/*
@ -814,193 +754,6 @@ check_input(char *path)
}
/*
* TODO - clean this up and handle the errors properly
* don ' t overkill
*/
# define FIND_SUCCESS 0
# define FIND_NOT_FOUND 1
# define FIND_STAT_ERR 2
# define FIND_NOT_REGFILE 3
# define FIND_BAD_PERM 4
# define FIND_EXEC_ERR 5
# define FIND_WRONG_VERSION 6
/*
* see if there is a postgres executable in the given path , and giving the
* right version number
*/
static int
find_postgres ( char * path )
{
char fn [ MAXPGPATH ] ;
char cmd [ MAXPGPATH ] ;
char line [ 100 ] ;
# ifndef WIN32
int permmask = S_IROTH | S_IXOTH ;
# endif
struct stat statbuf ;
FILE * pgver ;
int plen = strlen ( path ) ;
if ( plen > 0 & & path [ plen - 1 ] ! = ' / ' )
snprintf ( fn , sizeof ( fn ) , " %s/postgres%s " , path , EXE ) ;
else
snprintf ( fn , sizeof ( fn ) , " %spostgres%s " , path , EXE ) ;
if ( stat ( fn , & statbuf ) ! = 0 )
{
if ( errno = = ENOENT )
return FIND_NOT_FOUND ;
else
return FIND_STAT_ERR ;
}
if ( ! S_ISREG ( statbuf . st_mode ) )
return FIND_NOT_REGFILE ;
# ifndef WIN32
/*
* Only unix requires this test , on WIN32 an . exe file should be
* executable
*/
if ( ( statbuf . st_mode & permmask ) ! = permmask )
return FIND_BAD_PERM ;
# endif
snprintf ( cmd , sizeof ( cmd ) , " \" %s/postgres \" -V 2>%s " , path , DEVNULL ) ;
/* flush output buffers in case popen does not... */
fflush ( stdout ) ;
fflush ( stderr ) ;
if ( ( pgver = popen ( cmd , " r " ) ) = = NULL )
return FIND_EXEC_ERR ;
if ( fgets ( line , sizeof ( line ) , pgver ) = = NULL )
perror ( " fgets failure " ) ;
pclose_check ( pgver ) ;
if ( strcmp ( line , PG_VERSIONSTR ) ! = 0 )
return FIND_WRONG_VERSION ;
return FIND_SUCCESS ;
}
/*
* Windows doesn ' t like relative paths to executables ( other things work fine )
* so we call its builtin function to expand them . Elsewhere this is a NOOP
*/
# ifdef WIN32
static char *
expanded_path ( char * path )
{
char abspath [ MAXPGPATH ] ;
if ( _fullpath ( abspath , path , sizeof ( abspath ) ) = = NULL )
{
perror ( " expanded path " ) ;
return path ;
}
canonicalize_path ( abspath ) ;
return xstrdup ( abspath ) ;
}
# endif
/*
* set the paths pointing to postgres
*
* look for it in the same place we found this program , or in the environment
* path , or in the configured bindir .
* We do it in this order because during upgrades users might move
* their trees to backup places , so the hard - wired bindir might be inaccurate .
*
* XXX this needs work , as its error handling is vastly inferior to the
* shell - script version , in particular the case where a postgres executable
* is failing
*/
static int
set_paths ( void )
{
if ( testpath & & ! self_path )
{
char * path ,
* cursor ;
int pathlen ,
i ,
pathsegs ;
char * * pathbits ;
char buf [ MAXPGPATH ] ;
struct stat statbuf ;
path = xstrdup ( getenv ( " PATH " ) ) ;
pathlen = strlen ( path ) ;
for ( i = 0 , pathsegs = 1 ; i < pathlen ; i + + )
{
if ( path [ i ] = = PATHSEP )
pathsegs + + ;
}
pathbits = ( char * * ) xmalloc ( pathsegs * sizeof ( char * ) ) ;
for ( i = 0 , pathsegs = 0 , cursor = path ; i < = pathlen ; i + + )
{
if ( path [ i ] = = PATHSEP | | path [ i ] = = 0 )
{
path [ i ] = 0 ;
if ( strlen ( cursor ) = = 0 )
{
/* empty path segment means current directory */
pathbits [ pathsegs ] = xstrdup ( " . " ) ;
}
else
{
canonicalize_path ( cursor ) ;
pathbits [ pathsegs ] = cursor ;
}
pathsegs + + ;
cursor = path + i + 1 ;
}
}
for ( i = 0 ; i < pathsegs ; i + + )
{
snprintf ( buf , sizeof ( buf ) , " %s/%s%s " , pathbits [ i ] , progname , EXE ) ;
if ( stat ( buf , & statbuf ) = = 0 & & S_ISREG ( statbuf . st_mode ) )
{
self_path = pathbits [ i ] ;
break ;
}
}
}
if ( testpath & & self_path & &
( find_postgres ( expanded_path ( self_path ) ) = = 0 ) )
{
/* we found postgres on out own path */
pgpath = expanded_path ( self_path ) ;
}
else
{
/* look in the hardcoded bindir */
int res ;
char * cbindir ;
cbindir = xstrdup ( bindir ) ;
canonicalize_path ( cbindir ) ;
res = find_postgres ( expanded_path ( cbindir ) ) ;
if ( res = = 0 )
pgpath = expanded_path ( cbindir ) ;
else
return 1 ;
}
return 0 ;
}
/*
* write out the PG_VERSION file in the data dir , or its subdirectory
* if extrapath is not NULL
@ -1063,10 +816,10 @@ test_connections(void)
for ( i = 0 ; i < len ; i + + )
{
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" -boot -x0 %s "
" \" %s \" -boot -x0 %s "
" -c shared_buffers=%d -c max_connections=%d template1 "
" <%s >%s 2>&1 " ,
pgpath , boot_options ,
backendbin , boot_options ,
conns [ i ] * 5 , conns [ i ] ,
DEVNULL , DEVNULL ) ;
status = system ( cmd ) ;
@ -1099,10 +852,10 @@ test_buffers(void)
for ( i = 0 ; i < len ; i + + )
{
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" -boot -x0 %s "
" \" %s \" -boot -x0 %s "
" -c shared_buffers=%d -c max_connections=%d template1 "
" <%s >%s 2>&1 " ,
pgpath , boot_options ,
backendbin , boot_options ,
bufs [ i ] , n_connections ,
DEVNULL , DEVNULL ) ;
status = system ( cmd ) ;
@ -1250,8 +1003,8 @@ bootstrap_template1(char *short_version)
unsetenv ( " PGCLIENTENCODING " ) ;
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" -boot -x1 %s %s template1 " ,
pgpath , boot_options , talkargs ) ;
" \" %s \" -boot -x1 %s %s template1 " ,
backendbin , boot_options , talkargs ) ;
PG_CMD_OPEN ;
@ -1300,8 +1053,8 @@ setup_shadow(void)
fflush ( stdout ) ;
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -1340,8 +1093,8 @@ get_set_pwd(void)
fflush ( stdout ) ;
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -1394,8 +1147,8 @@ unlimit_systables(void)
fflush ( stdout ) ;
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -1467,8 +1220,8 @@ setup_depend(void)
fflush ( stdout ) ;
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -1500,8 +1253,8 @@ setup_sysviews(void)
* We use - N here to avoid backslashing stuff in system_views . sql
*/
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s -N template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s -N template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -1532,8 +1285,8 @@ setup_description(void)
fflush ( stdout ) ;
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -1580,8 +1333,8 @@ setup_conversion(void)
fflush ( stdout ) ;
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -1636,8 +1389,8 @@ setup_privileges(void)
fflush ( stdout ) ;
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -1699,8 +1452,8 @@ setup_schema(void)
* We use - N here to avoid backslashing stuff in information_schema . sql
*/
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s -N template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s -N template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -1716,8 +1469,8 @@ setup_schema(void)
PG_CMD_CLOSE ;
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -1756,8 +1509,8 @@ vacuum_db(void)
fflush ( stdout ) ;
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -1812,8 +1565,8 @@ make_template0(void)
fflush ( stdout ) ;
snprintf ( cmd , sizeof ( cmd ) ,
" \" %s/postgres \" %s template1 >%s " ,
pgpath , backend_options ,
" \" %s \" %s template1 >%s " ,
backendbin , backend_options ,
DEVNULL ) ;
PG_CMD_OPEN ;
@ -2043,48 +1796,17 @@ main(int argc, char *argv[])
} ;
int c ,
i ;
i ,
ret ;
int option_index ;
char * short_version ;
char * pgdenv ; /* PGDATA value got from sent to
* environment */
char * subdirs [ ] =
{ " global " , " pg_xlog " , " pg_clog " , " base " , " base/1 " } ;
char * lastsep ;
char * carg0 ;
# if defined(__CYGWIN__) || defined(WIN32)
char * exe ; /* location of exe suffix in progname */
# endif
init_nls ( ) ;
/* parse argv[0] - detect explicit path if there was one */
carg0 = xstrdup ( argv [ 0 ] ) ;
canonicalize_path ( carg0 ) ;
lastsep = strrchr ( carg0 , ' / ' ) ;
progname = lastsep ? xstrdup ( lastsep + 1 ) : carg0 ;
# if defined(__CYGWIN__) || defined(WIN32)
if ( strlen ( progname ) > 4 & &
( exe = progname + ( strlen ( progname ) - 4 ) ) & &
stricmp ( exe , EXE ) = = 0 )
{
/* strip .exe suffix, regardless of case */
* exe = ' \0 ' ;
}
# endif
if ( lastsep )
{
self_path = carg0 ;
* lastsep = ' \0 ' ;
}
else
{
/* no path known to ourselves from argv[0] */
self_path = NULL ;
}
progname = get_progname ( argv [ 0 ] ) ;
if ( argc > 1 )
{
@ -2210,16 +1932,28 @@ main(int argc, char *argv[])
sprintf ( pgdenv , " PGDATA=%s " , pg_data ) ;
putenv ( pgdenv ) ;
if ( set_paths ( ) ! = 0 )
if ( ( ret = find_other_binary ( backendbin , argv [ 0 ] , progname , " postgres " ,
PG_VERSIONSTR ) ) < 0 )
{
fprintf ( stderr ,
_ ( " The program \" postgres \" is needed by %s "
" but was not found in \n "
" the directory \" %s \" . Check your installation. \n " ) ,
progname , bindir ) ;
if ( ret = = - 1 )
fprintf ( stderr ,
_ ( " The program \" postgres \" is needed by %s "
" but was not found in the same directory as \" %s \" . \n "
" Check your installation. \n " ) ,
progname , progname ) ;
else
fprintf ( stderr ,
_ ( " The program \" postgres \" was found by %s "
" but was not the same version as \" %s \" . \n "
" Check your installation. \n " ) ,
progname , progname ) ;
exit ( 1 ) ;
}
/* store binary directory */
strcpy ( bindir , backendbin ) ;
* last_path_separator ( bindir ) = ' \0 ' ;
if ( ( short_version = get_short_version ( ) ) = = NULL )
{
fprintf ( stderr , _ ( " %s: could not determine valid short version string \n " ) , progname ) ;
@ -2255,7 +1989,7 @@ main(int argc, char *argv[])
" POSTGRES_DESCR=%s \n POSTGRESQL_CONF_SAMPLE=%s \n "
" PG_HBA_SAMPLE=%s \n PG_IDENT_SAMPLE=%s \n " ,
PG_VERSION ,
pg_data , datadir , pgpath ,
pg_data , datadir , bindir ,
encoding , encodingid ,
username , bki_file ,
desc_file , conf_file ,
@ -2448,8 +2182,8 @@ main(int argc, char *argv[])
" %s%s%s/postmaster -D %s%s%s \n "
" or \n "
" %s%s%s/pg_ctl -D %s%s%s -l logfile start \n \n " ) ,
QUOTE_PATH , pgpath , QUOTE_PATH , QUOTE_PATH , pg_data , QUOTE_PATH ,
QUOTE_PATH , pgpath , QUOTE_PATH , QUOTE_PATH , pg_data , QUOTE_PATH ) ;
QUOTE_PATH , bindir , QUOTE_PATH , QUOTE_PATH , pg_data , QUOTE_PATH ,
QUOTE_PATH , bindir , QUOTE_PATH , QUOTE_PATH , pg_data , QUOTE_PATH ) ;
return 0 ;
}
Bruce Momjian
22 years ago