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Add a new chartype module for character classification. Use the new

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function IsDigit in target.c.


git-svn-id: svn://svn.cc65.org/cc65/trunk@592 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz 2001-01-05 19:06:20 +00:00
parent 608f27b274
commit 37da7dff98
5 changed files with 229 additions and 4 deletions
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128
src/common/chartype.c Normal file
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@ -0,0 +1,128 @@
/*****************************************************************************/
/* */
/* chartype.c */
/* */
/* Character classification functions */
/* */
/* */
/* */
/* (C) 2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#include "chartype.h"
/* This module contains replacements for functions in ctype.h besides other
* functions. There is a problem with using ctype.h directly:
* The parameter must have a value of "unsigned char" or EOF.
* So on platforms where a char is signed, this may give problems or at
* least warnings. The wrapper functions below will have an "char" parameter
* but handle it correctly. They will NOT work for EOF, but this is not a
* problem, since EOF is always handled separately.
*/
/*****************************************************************************/
/* Code */
/*****************************************************************************/
int IsAlpha (char C)
/* Check for a letter */
{
return (C >= 'a' && C <= 'z') || (C >= 'A' && C <= 'Z');
}
int IsAlNum (char C)
/* Check for letter or digit */
{
return (C >= 'a' && C <= 'z') || (C >= 'A' && C <= 'Z') || (C >= '0' && C <= '9');
}
int IsAscii (char C)
/* Check for an ASCII character */
{
return (C & ~0x7F) == 0;
}
int IsBlank (char C)
/* Check for a space, tab or newline */
{
return (C == ' ' || C == '\t' || C == '\n');
}
int IsDigit (char C)
/* Check for a digit */
{
return (C >= '0' && C <= '9');
}
int IsLower (char C)
/* Check for a lower case char */
{
return (C >= 'a' && C <= 'z');
}
int IsUpper (char C)
/* Check for upper case characters */
{
return (C >= 'A' && C <= 'Z');
}
int IsXDigit (char C)
/* Check for hexadecimal digits */
{
return (C >= 'a' && C <= 'f') || (C >= 'A' && C <= 'F') || (C >= '0' && C <= '9');
}
int IsQuote (char C)
/* Check for a single or double quote */
{
return (C == '"' || C == '\'');
}

95
src/common/chartype.h Normal file
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@ -0,0 +1,95 @@
/*****************************************************************************/
/* */
/* chartype.h */
/* */
/* Character classification functions */
/* */
/* */
/* */
/* (C) 2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef CHARTYPE_H
#define CHARTYPE_H
/* This module contains replacements for functions in ctype.h besides other
* functions. There is a problem with using ctype.h directly:
* The parameter must have a value of "unsigned char" or EOF.
* So on platforms where a char is signed, this may give problems or at
* least warnings. The wrapper functions below will have an "char" parameter
* but handle it correctly. They will NOT work for EOF, but this is not a
* problem, since EOF is always handled separately.
*/
/*****************************************************************************/
/* Code */
/*****************************************************************************/
int IsAlpha (char C);
/* Check for a letter */
int IsAlNum (char C);
/* Check for letter or digit */
int IsAscii (char C);
/* Check for an ASCII character */
int IsBlank (char C);
/* Check for a space, tab or newline */
int IsDigit (char C);
/* Check for a digit */
int IsLower (char C);
/* Check for a lower case char */
int IsSpace (char C);
/* Check for white space characters */
int IsUpper (char C);
/* Check for upper case characters */
int IsXDigit (char C);
/* Check for hexadecimal digits */
int IsQuote (char C);
/* Check for a single or double quote */
/* End of chartype.h */
#endif

1
src/common/make/gcc.mak
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@ -11,6 +11,7 @@ LIB = common.a
OBJS = abend.o \
bitops.o \
chartype.o \
check.o \
cmdline.o \
coll.o \

5
src/common/make/watcom.mak
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@ -61,12 +61,13 @@ CCCFG = -bt=$(TARGET) -d1 -onatx -zp4 -5 -zq -w2
.c.obj:
$(CC) $(CCCFG) $<
# ------------------------------------------------------------------------------
# All library OBJ files
OBJS = abend.obj \
bitops.obj \
chartype.obj \
check.obj \
cmdline.obj \
coll.obj \

4
src/common/target.c
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@ -35,8 +35,8 @@
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "chartype.h"
#include "target.h"
@ -81,7 +81,7 @@ target_t FindTarget (const char* Name)
unsigned I;
/* Check for a numeric target */
if (isdigit (*Name)) {
if (IsDigit (*Name)) {
int Target = atoi (Name);
if (Target >= 0 && Target < TGT_COUNT) {
return (target_t)Target;