208 lines
4.8 KiB
Plaintext
208 lines
4.8 KiB
Plaintext
--- bpatch.c.orig Wed Jan 17 08:33:33 1990
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+++ bpatch.c Sat Sep 18 18:08:04 1999
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@@ -90,10 +90,15 @@
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/*E*/
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/*S includes, globals, and defines */
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/*Page Eject*/
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-#include <curses.h>
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+#include <ncurses.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <ctype.h>
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+#include <stdlib.h>
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+#include <string.h>
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+#include <unistd.h>
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+#include <stdio.h>
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+#include <termios.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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@@ -103,14 +108,8 @@
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void icc ();
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void copyrec ();
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void schwapp ();
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-
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-/* added declarations, mostly for cleanliness */
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-extern long lseek();
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-extern long atol();
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-extern char *strncpy();
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-extern void exit();
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-extern unsigned sleep(); /* signal problems ??? if sleep called */
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-extern void perror();
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+void breakp ();
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+void reset ();
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/* set up for calls to outstr and errmsg, etc, */
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/* by use of sprintf to fill outbuf */
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@@ -190,7 +189,7 @@
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#ifdef MOD_HAX
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#else /* use original code... */
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/* plus some more for restoring terminal function */
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- struct termio asis, aswas;
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+ struct termios asis, aswas;
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#endif /* MOD_HAX */
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/*S main - control all the work from here */
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@@ -210,12 +209,10 @@
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extern WINDOW *newwin ();
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register char *cp; /* general purpose char ptr */
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- extern char *gets (); /* get string from stdin */
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char m = '\017'; /* mask for hex edit */
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char response[512]; /* general purpose buffer */
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int z; /* character read in */
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- int breakp (); /* signal trapping function */
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int c; /* current screen column */
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int change = 0; /* true if cmd line option toggled */
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int fid; /* file descriptor */
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@@ -234,8 +231,7 @@
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extern char *optarg; /* getopt pointer to opt arg */
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extern long getnum ();
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- extern char *instr (); /* get a string from the cmd line */
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- extern int reset (); /* exit function - reset terminal */
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+ extern char *myinstr (); /* get a string from the cmd line */
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/* ------------------------------------------------------------ */
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/* set up signal handling */
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@@ -333,19 +329,27 @@
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alphawin = subwin (stdscr, 16, 16, 4, 57);
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keypad (alphawin, TRUE);
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errwin = subwin (stdscr, 1, 80, 23, 0);
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+ if (errwin == NULL)
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+ errwin = stdscr;
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+ if (hexwin == NULL || alphawin == NULL)
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+ {
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+ fprintf(stderr, "Can't create all necessary curses windows.\n");
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+ reset (0);
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+ exit (2);
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+ }
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#ifdef MOD_HAX
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/* This is not exactly what the original code does,
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but it's good enough. -r$ */
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raw();
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#else /* use original code... */
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- ioctl (0, TCGETA, &asis);
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+ tcgetattr (0, &asis);
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aswas = asis; /* save termio stuff for later restore */
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asis.c_cc[VINTR] = '\0';
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asis.c_iflag &= ~IXON;
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asis.c_iflag &= ~IXOFF;
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asis.c_iflag &= ~IXANY;
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- ioctl (0, TCSETA, &asis);
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+ tcsetattr (0, TCSANOW, &asis);
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#endif /* MOD_HAX */
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}
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@@ -478,7 +482,9 @@
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}
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pbrk = 0;
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fprintf (stderr, "\007");
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- gets (response);
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+ fgets (response, 512, stdin);
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+ if ((cp = strchr (response, '\n')))
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+ *cp = 0;
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if (pbrk) status = EOF;
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}
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@@ -617,7 +623,7 @@
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case '\006': /* new file (^F) */
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close (fid);
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- fid = ckfile (cp = instr (), &size);
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+ fid = ckfile (cp = myinstr (), &size);
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if (fid < 0)
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{
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fid = ckfile (filename, &size);
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@@ -832,7 +838,8 @@
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touchwin (alphawin);
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wrefresh (alphawin);
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- while ((z = wgetch (alphawin)) != DEL)
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+ while ((z = wgetch (alphawin)) != KEY_DC &&
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+ z != KEY_BACKSPACE)
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{
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if (!arrow (z, &r, &c))
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{
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@@ -902,7 +909,8 @@
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touchwin (hexwin);
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wrefresh (hexwin);
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- while ((z = wgetch (hexwin)) != DEL)
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+ while ((z = wgetch (hexwin)) != KEY_DC
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+ && z != KEY_BACKSPACE)
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{
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if (!arrow (z, &r, &c))
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{
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@@ -1281,7 +1289,7 @@
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/*S breakp - set pbrk on interrupt */
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/*H breakp */
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/*E*/
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-int breakp (i)
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+void breakp (i)
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int i;
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{
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int s;
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@@ -1592,6 +1600,7 @@
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/*S reset - reset terminal to original state */
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/*H reset */
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/*E*/
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+void
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reset (sig)
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int sig;
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{
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@@ -1600,7 +1609,7 @@
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move (23, 0);
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refresh ();
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#ifndef MOD_HAX
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- ioctl (0, TCSETA, &aswas);
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+ tcsetattr (0, TCSANOW, &aswas);
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#endif
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endwin ();
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}
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@@ -1610,7 +1619,6 @@
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fprintf (stderr, "killed with signal %d\n", sig);
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exit (sig);
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}
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- return (0);
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}
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/*S arrow - determine if current character is a cursor control key */
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/*H arrow */
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@@ -1683,11 +1691,11 @@
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return;
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}
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-/*S instr - get a character string from the terminal */
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-/*H instr */
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+/*S myinstr - get a character string from the terminal */
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+/*H myinstr */
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/*E*/
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char *
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-instr ()
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+myinstr ()
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{
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static char buf[512];
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@@ -1827,7 +1835,7 @@
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register int matched = 0;
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register int srch_len;
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- register char *cp = instr ();
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+ register char *cp = myinstr ();
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register char *rp;
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int row, col;
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@@ -1924,8 +1932,8 @@
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outstr (fmt)
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char *fmt;
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{
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- if (dump) printf (fmt);
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- else printw (fmt);
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+ if (dump) printf ("%s", fmt);
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+ else printw ("%s", fmt);
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return;
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}
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