static int maybe_adjust_cairo (char *line)
{
char *s = line + 12;
int ret = 0;
if (!strncmp(s, "cairo", 5)) {
if (gnuplot_png_terminal() != GP_PNG_CAIRO) {
/* drop back to non-cairo PNG term */
shift_string_left(s + 5, 5);
ret = 1;
}
} else if (gnuplot_png_terminal() == GP_PNG_CAIRO &&
strlen(line) < 512 - 5) {
/* substitute the preferred cairo PNG term */
char *p, tmp[512];
strcpy(tmp, "set term pngcairo");
s += strspn(s, " ");
if (!strncmp(s, "truecolor ", 10)) {
/* invalid */
s += 10;
}
if (!strncmp(s, "font", 4)) {
/* attempt to fix up old gnuplot font spec */
char fname[32], fsize[6];
s += 4;
s += strspn(s, " ");
if (*s != '"') {
if (sscanf(s, "%31s %5s", fname, fsize) == 2) {
strcat(tmp, " font \"");
strcat(tmp, fname);
strcat(tmp, ",");
strcat(tmp, fsize);
strcat(tmp, "\" ");
}
}
p = strstr(s, " size ");
if (p != NULL) {
strcat(tmp, p + 1);
} else {
strncat(tmp, "\n", 1);
}
} else {
/* hope for the best */
strcat(tmp, s);
}
strcpy(line, tmp);
ret = 1;
}
return ret;
}
void
set_warnings(int w)
{
FILE *fp1, *fp2;
char buf[512];
makefile_setup(&fp1, &fp2);
while (fgets(buf, 512, fp1)) {
if (strncmp(buf, "#WARNING_ERROR=",
strlen("#WARNING_ERROR=")) == 0) {
switch (w)
{
case 'W':
shift_string_left(buf, 1);
break;
case 'w':
case 'n':
break;
}
}
if (strncmp(buf, "WARNING_ERROR=",
strlen("WARNING_ERROR=")) == 0) {
switch (w)
{
case 'n':
case 'w':
shift_string_right(buf, 1);
buf[0] = '#';
break;
case 'W':
break;
}
}
if (strncmp(buf, "#WARNING_OPTIONS=",
strlen("#WARNING_OPTIONS=")) == 0) {
switch (w)
{
case 'W':
case 'w':
shift_string_left(buf, 1);
break;
case 'n':
break;
}
}
if (strncmp(buf, "WARNING_OPTIONS=",
strlen("WARNING_OPTIONS=")) == 0) {
switch (w)
{
case 'w':
case 'W':
break;
case 'n':
shift_string_right(buf, 1);
buf[0] = '#';
break;
}
}
fprintf(fp2, "%s", buf);
}
makefile_create(&fp1, &fp2);
}