Home My Page Projects Code Snippets Project Openings SML/NJ
Summary Activity Forums Tracker Lists Tasks Docs Surveys News SCM Files

SCM Repository

[smlnj] View of /sml/branches/num64/runtime/c-libs/posix-sysdb/getpwuid.c
ViewVC logotype

View of /sml/branches/num64/runtime/c-libs/posix-sysdb/getpwuid.c

Parent Directory Parent Directory | Revision Log Revision Log


Revision 5253 - (download) (as text) (annotate)
Sat Jun 1 21:11:08 2019 UTC (2 months, 3 weeks ago) by jhr
File size: 1051 byte(s)
Word64 as LargeWord
/* getpwuid.c
 *
 * COPYRIGHT (c) 2019 The Fellowship of SML/NJ (http://www.smlnj.org)
 * All rights reserved.
 */

#include "ml-unixdep.h"
#include <pwd.h>
#include "ml-base.h"
#include "ml-values.h"
#include "tags.h"
#include "ml-objects.h"
#include "ml-c.h"
#include "cfun-proto-list.h"

/* _ml_P_SysDB_getpwuid : word -> string * word * word * string * string
 *
 * Get password file entry by uid.
 */
ml_val_t _ml_P_SysDB_getpwuid (ml_state_t *msp, ml_val_t arg)
{
    struct passwd*    info;
    ml_val_t          pw_name, pw_uid, pw_gid, pw_dir, pw_shell, r;

    info = getpwuid(WORD_MLtoC(arg));
    if (info == NIL(struct passwd *))
        return RAISE_SYSERR(msp, -1);

    pw_name = ML_CString (msp, info->pw_name);
    WORD_ALLOC (msp, pw_uid, (Word_t)(info->pw_uid));
    WORD_ALLOC (msp, pw_gid, (Word_t)(info->pw_gid));
    pw_dir = ML_CString (msp, info->pw_dir);
    pw_shell = ML_CString (msp, info->pw_shell);

    REC_ALLOC5(msp, r, pw_name, pw_uid, pw_gid, pw_dir, pw_shell);

    return r;

} /* end of _ml_P_SysDB_getpwuid */

root@smlnj-gforge.cs.uchicago.edu
ViewVC Help
Powered by ViewVC 1.0.0