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The 640 MEG Shareware Studio 2
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The 640 Meg Shareware Studio CD-ROM Volume II (Data Express)(1993).ISO
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os2
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pccts.zip
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SUPPORT.C
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C/C++ Source or Header
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1992-12-08
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2KB
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128 lines
#include <stdio.h>
#include "dlg.h"
#ifdef MEMCHK
#include "trax.h"
#else
extern char *malloc();
extern char *calloc();
#endif
int err_found = 0; /* indicates whether problem found */
internal_error(s,file,line)
char *s,*file;
int line;
{
fprintf(stderr,s,file,line);
exit(1);
}
char *dlg_malloc(bytes,file,line)
int bytes;
char *file;
int line;
{
char *t;
t = (char *) malloc(bytes);
if (!t){
/* error */
internal_error("%s(%d): unable to allocate memory\n",
file,line);
}
return t;
}
char *dlg_calloc(n,bytes,file,line)
int n,bytes;
char *file;
int line;
{
char *t;
t = (char *) calloc(n,bytes);
if (!t){
/* error */
internal_error("%s(%d): unable to allocate memory\n",
file,line);
}
return t;
}
FILE *read_stream(name)
char *name;
{
FILE *f;
if (name){
if (name[0] == '-') {
fprintf(stderr, "dlg: invalid option: '%s'\n", name);
f = NULL;
}else{
f = fopen(name, "r");
if (f == NULL){
/* couldn't open file */
fprintf(stderr,
"dlg: Warning: Can't read file %s.\n",
name);
}
}
}else{
/* open stdin if nothing there */
f = stdin;
}
return f;
}
FILE *write_stream(name)
char *name;
{
FILE *f;
if (name){
if (name[0] == '-') {
fprintf(stderr, "dlg: invalid option: '%s'\n", name);
f = NULL;
}else{
f = fopen(name, "w");
if (f == NULL){
/* couldn't open file */
fprintf(stderr,
"dlg: Warning: Can't write to file %s.\n",
name);
}
}
}else{
/* open stdin if nothing there */
f = stdout;
}
return f;
}
void fatal(message,line_no)
char *message;
int line_no;
{
fprintf(stderr,"Fatal : %s, line : %d\n",message,line_no);
exit(2);
}
void error(message,line_no)
char *message;
int line_no;
{
fprintf(stderr,"\"%s\", line %d: %s\n",
(file_str[0] ? file_str[0] : "stdin"), line_no, message);
err_found = 1;
}
void warning(message,line_no)
char *message;
int line_no;
{
fprintf(stderr,"Warning : %s, line : %d\n",message,line_no);
}