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added (unsiged) cast to avoid int overflow

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removed REGEX directive
This commit is contained in:
Andrew Moore
1993-08-09 21:34:11 +00:00
parent a08d4ed348
commit 5a5100e3af
4 changed files with 2 additions and 10 deletions
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bin/ed/Makefile
+1 -1
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@@ -1,5 +1,5 @@
PROG= ed PROG= ed
CFLAGS+=-DVI_BANG -DGNU_REGEX CFLAGS+=-DVI_BANG
SRCS= ed.c re.c buf.c cbc.c SRCS= ed.c re.c buf.c cbc.c
LINKS= ${BINDIR}/ed ${BINDIR}/red LINKS= ${BINDIR}/ed ${BINDIR}/red
MLINKS= ed.1 red.1 MLINKS= ed.1 red.1
bin/ed/README
-1
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@@ -7,7 +7,6 @@ compile with little trouble. Otherwise, the macros spl1() and spl0()
should be redefined to disable interrupts. should be redefined to disable interrupts.
The following compiler directives are recognized: The following compiler directives are recognized:
GNU_REGEX - use with GNU regex(3)
DES - use to add encryption support (requires crypt(3)) DES - use to add encryption support (requires crypt(3))
NO_REALLOC_NULL - use if realloc(3) does not accept a NULL pointer NO_REALLOC_NULL - use if realloc(3) does not accept a NULL pointer
BACKWARDS - use for backwards compatibility BACKWARDS - use for backwards compatibility
bin/ed/ed.h
+1 -1
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@@ -49,7 +49,7 @@
#define BITS(type) (BITSPERBYTE * (int)sizeof(type)) #define BITS(type) (BITSPERBYTE * (int)sizeof(type))
#define CHARBITS BITS(char) #define CHARBITS BITS(char)
#define INTBITS BITS(int) #define INTBITS BITS(int)
#define INTHIBIT (1 << (INTBITS - 1)) #define INTHIBIT (unsigned) (1 << (INTBITS - 1))
#define ERR (-2) #define ERR (-2)
#define EMOD (-3) #define EMOD (-3)
bin/ed/re.c
-7
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@@ -84,13 +84,6 @@ optpat()
return NULL; return NULL;
} }
patlock = 0; patlock = 0;
#ifdef GNU_REGEX
/* initialize pattern buffer */
exp->buffer = NULL;
exp->allocated = 0L;
exp->fastmap = 0; /* not used by GNU regex after 0.12 */
exp->translate = 0;
#endif
if (n = regcomp(exp, exps, 0)) { if (n = regcomp(exp, exps, 0)) {
regerror(n, exp, errmsg, sizeof errmsg); regerror(n, exp, errmsg, sizeof errmsg);
return NULL; return NULL;