dmbcs/i-bash
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Bash-4.3 distribution sources and documentation

Browse source
This commit is contained in:
Chet Ramey 2014-02-26 09:36:43 -05:00
commit ac50fbac37
497 changed files with 129395 additions and 87598 deletions
Download patch file Download diff file Expand all files Collapse all files

46
lib/readline/shell.c
View file

@ -59,6 +59,8 @@
#include "rlstdc.h"
#include "rlshell.h"
#include "rldefs.h"
#include "xmalloc.h"
#if defined (HAVE_GETPWUID) && !defined (HAVE_GETPW_DECLS)
@ -120,31 +122,27 @@ sh_single_quote (string)
/* Set the environment variables LINES and COLUMNS to lines and cols,
respectively. */
static char setenv_buf[INT_STRLEN_BOUND (int) + 1];
static char putenv_buf1[INT_STRLEN_BOUND (int) + 6 + 1]; /* sizeof("LINES=") == 6 */
static char putenv_buf2[INT_STRLEN_BOUND (int) + 8 + 1]; /* sizeof("COLUMNS=") == 8 */
void
sh_set_lines_and_columns (lines, cols)
int lines, cols;
{
char *b;
#if defined (HAVE_SETENV)
b = (char *)xmalloc (INT_STRLEN_BOUND (int) + 1);
sprintf (b, "%d", lines);
setenv ("LINES", b, 1);
xfree (b);
sprintf (setenv_buf, "%d", lines);
setenv ("LINES", setenv_buf, 1);
b = (char *)xmalloc (INT_STRLEN_BOUND (int) + 1);
sprintf (b, "%d", cols);
setenv ("COLUMNS", b, 1);
xfree (b);
sprintf (setenv_buf, "%d", cols);
setenv ("COLUMNS", setenv_buf, 1);
#else /* !HAVE_SETENV */
# if defined (HAVE_PUTENV)
b = (char *)xmalloc (INT_STRLEN_BOUND (int) + sizeof ("LINES=") + 1);
sprintf (b, "LINES=%d", lines);
putenv (b);
sprintf (putenv_buf1, "LINES=%d", lines);
putenv (putenv_buf1);
b = (char *)xmalloc (INT_STRLEN_BOUND (int) + sizeof ("COLUMNS=") + 1);
sprintf (b, "COLUMNS=%d", cols);
putenv (b);
sprintf (putenv_buf2, "COLUMNS=%d", cols);
putenv (putenv_buf2);
# endif /* HAVE_PUTENV */
#endif /* !HAVE_SETENV */
}
@ -159,15 +157,27 @@ sh_get_env_value (varname)
char *
sh_get_home_dir ()
{
char *home_dir;
static char *home_dir = (char *)NULL;
struct passwd *entry;
if (home_dir)
return (home_dir);
home_dir = (char *)NULL;
#if defined (HAVE_GETPWUID)
# if defined (__TANDEM)
entry = getpwnam (getlogin ());
# else
entry = getpwuid (getuid ());
# endif
if (entry)
home_dir = entry->pw_dir;
home_dir = savestring (entry->pw_dir);
#endif
#if defined (HAVE_GETPWENT)
endpwent (); /* some systems need this */
#endif
return (home_dir);
}