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#include "fitz.h"
enum { LINE_LEN = 160, LINE_COUNT = 25 };
static char warn_message[LINE_LEN] = "";
static int warn_count = 0;
void fz_flush_warnings(void)
{
if (warn_count > 1)
fprintf(stderr, "warning: ... repeated %d times ...\n", warn_count);
warn_message[0] = 0;
warn_count = 0;
}
void fz_warn(char *fmt, ...)
{
va_list ap;
char buf[LINE_LEN];
va_start(ap, fmt);
vsnprintf(buf, sizeof buf, fmt, ap);
va_end(ap);
if (!strcmp(buf, warn_message))
{
warn_count++;
}
else
{
fz_flush_warnings();
fprintf(stderr, "warning: %s\n", buf);
fz_strlcpy(warn_message, buf, sizeof warn_message);
warn_count = 1;
}
}
static char error_message[LINE_COUNT][LINE_LEN];
static int error_count = 0;
static void
fz_emit_error(char what, char *location, char *message)
{
fz_flush_warnings();
fprintf(stderr, "%c %s%s\n", what, location, message);
if (error_count < LINE_COUNT)
{
fz_strlcpy(error_message[error_count], location, LINE_LEN);
fz_strlcat(error_message[error_count], message, LINE_LEN);
error_count++;
}
}
int
fz_get_error_count(void)
{
return error_count;
}
char *
fz_get_error_line(int n)
{
return error_message[n];
}
fz_error
fz_error_make_imp(const char *file, int line, const char *func, char *fmt, ...)
{
va_list ap;
char one[LINE_LEN], two[LINE_LEN];
error_count = 0;
snprintf(one, sizeof one, "%s:%d: %s(): ", file, line, func);
va_start(ap, fmt);
vsnprintf(two, sizeof two, fmt, ap);
va_end(ap);
fz_emit_error('+', one, two);
return -1;
}
fz_error
fz_error_note_imp(const char *file, int line, const char *func, fz_error cause, char *fmt, ...)
{
va_list ap;
char one[LINE_LEN], two[LINE_LEN];
snprintf(one, sizeof one, "%s:%d: %s(): ", file, line, func);
va_start(ap, fmt);
vsnprintf(two, sizeof two, fmt, ap);
va_end(ap);
fz_emit_error('|', one, two);
return cause;
}
void
fz_error_handle_imp(const char *file, int line, const char *func, fz_error cause, char *fmt, ...)
{
va_list ap;
char one[LINE_LEN], two[LINE_LEN];
snprintf(one, sizeof one, "%s:%d: %s(): ", file, line, func);
va_start(ap, fmt);
vsnprintf(two, sizeof two, fmt, ap);
va_end(ap);
fz_emit_error('\\', one, two);
}
fz_error
fz_error_make_impx(char *fmt, ...)
{
va_list ap;
char buf[LINE_LEN];
error_count = 0;
va_start(ap, fmt);
vsnprintf(buf, sizeof buf, fmt, ap);
va_end(ap);
fz_emit_error('+', "", buf);
return -1;
}
fz_error
fz_error_note_impx(fz_error cause, char *fmt, ...)
{
va_list ap;
char buf[LINE_LEN];
va_start(ap, fmt);
vsnprintf(buf, sizeof buf, fmt, ap);
va_end(ap);
fz_emit_error('|', "", buf);
return cause;
}
void
fz_error_handle_impx(fz_error cause, char *fmt, ...)
{
va_list ap;
char buf[LINE_LEN];
va_start(ap, fmt);
vsnprintf(buf, sizeof buf, fmt, ap);
va_end(ap);
fz_emit_error('\\', "", buf);
}
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