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Better getpass patch.

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This commit is contained in:
Tim Waugh 2006-11-13 16:26:25 +00:00
parent cf5e76c36c
commit 7b0f97386e
1 changed files with 16 additions and 9 deletions
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25
cups-getpass.patch
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@ -1,30 +1,37 @@
--- cups-1.2.6/cups/usersys.c.getpass 2006-08-29 16:51:19.000000000 +0100
+++ cups-1.2.6/cups/usersys.c 2006-11-13 15:57:18.000000000 +0000
@@ -46,6 +46,7 @@
+++ cups-1.2.6/cups/usersys.c 2006-11-13 16:19:32.000000000 +0000
@@ -46,6 +46,8 @@
#include "globals.h"
#include <stdlib.h>
#include <sys/stat.h>
+#include <termios.h>
+#include <signal.h>
#ifdef WIN32
# include <windows.h>
#endif /* WIN32 */
@@ -455,7 +456,23 @@
@@ -455,7 +457,29 @@
const char * /* O - Password */
_cupsGetPassword(const char *prompt) /* I - Prompt string */
{
- return (getpass(prompt));
+ static char password[100];
+ struct termios old, new;
+ struct termios oldtio, newtio;
+ sigset_t oldset, newset;
+ int nread;
+ tcgetattr (STDIN_FILENO, &old);
+ new = old;
+ new.c_lflag &= ~ECHO;
+ tcsetattr (STDIN_FILENO, TCSAFLUSH, &new);
+ sigprocmask (SIG_BLOCK, NULL, &newset);
+ sigaddset (&newset, SIGINT);
+ sigaddset (&newset, SIGTSTP);
+ sigprocmask (SIG_BLOCK, &newset, &oldset);
+ tcgetattr (STDIN_FILENO, &oldtio);
+ newtio = oldtio;
+ newtio.c_lflag &= ~ECHO;
+ tcsetattr (STDIN_FILENO, TCSAFLUSH, &newtio);
+ fputs (prompt, stdout);
+ fflush (stdout);
+ nread = read (STDIN_FILENO, password, sizeof (password));
+ tcsetattr (STDIN_FILENO, TCSAFLUSH, &old);
+ tcsetattr (STDIN_FILENO, TCSAFLUSH, &oldtio);
+ fputc ('\n', stdout);
+ sigprocmask (SIG_SETMASK, &oldset, NULL);
+ if (nread > 0)
+ password[nread - 1] = '\0';
+ else