61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
$NetBSD: patch-src_rt_x11.c,v 1.1 2012/12/27 00:23:21 dholland Exp $
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Pass around input buffer lengths.
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Don't use gets().
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--- src/rt/x11.c~ 2004-04-10 02:54:10.000000000 +0000
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+++ src/rt/x11.c
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@@ -358,17 +358,18 @@ x11_flush(void) /* flush output */
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static void
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x11_comin( /* read in a command line */
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char *inp,
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+ size_t inpmax,
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char *prompt
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)
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{
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if (prompt != NULL) {
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x11_flush(); /* make sure we get everything */
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- if (fromcombuf(inp, &x11_driver))
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+ if (fromcombuf(inp, inpmax, &x11_driver))
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return;
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xt_puts(prompt, comline);
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}
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xt_cursor(comline, TBLKCURS);
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- editline(inp, x11_getc, x11_comout);
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+ editline(inp, inpmax, x11_getc, x11_comout);
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xt_cursor(comline, TNOCURS);
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}
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@@ -399,11 +400,14 @@ x11_errout( /* output an error message
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static void
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std_comin( /* read in command line from stdin */
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char *inp,
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+ size_t inpmax,
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char *prompt
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)
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{
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+ size_t inplen;
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+
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if (prompt != NULL) {
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- if (fromcombuf(inp, &x11_driver))
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+ if (fromcombuf(inp, inpmax, &x11_driver))
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return;
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if (!x11_driver.inpready)
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std_comout(prompt);
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@@ -417,11 +421,14 @@ std_comin( /* read in command line from
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inpcheck = IC_IOCTL;
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}
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#endif
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- if (gets(inp) == NULL) {
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+ if (fgets(inp, inpmax, stdin) == NULL) {
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strcpy(inp, "quit");
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return;
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}
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- x11_driver.inpready -= strlen(inp) + 1;
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+ inplen = strlen(inp);
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+ if (inplen > 0 && inp[inplen-1] == '\n')
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+ inp[--inplen] = '\0';
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+ x11_driver.inpready -= inplen + 1;
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if (x11_driver.inpready < 0)
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x11_driver.inpready = 0;
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}
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