wasmer/lib/emscripten-tests/emtests/test_sscanf.c

101 lines
2.9 KiB
C

/*
* Copyright 2016 The Emscripten Authors. All rights reserved.
* Emscripten is available under two separate licenses, the MIT license and the
* University of Illinois/NCSA Open Source License. Both these licenses can be
* found in the LICENSE file.
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main() {
#define CHECK(str) \
{ \
char name[1000]; \
memset(name, 0, 1000); \
int prio = 99; \
sscanf(str, "%s %d", name, &prio); \
printf("%s : %d\n", name, prio); \
}
CHECK("en-us 2");
CHECK("en-r");
CHECK("en 3");
printf("%f, %f\n", atof("1.234567"), atof("cheez"));
char float_formats[] = "fegE";
char format[] = "%_";
for (int i = 0; i < 4; ++i) {
format[1] = float_formats[i];
float n = -1;
sscanf(" 2.8208", format, &n);
printf("%.4f\n", n);
float a = -1;
sscanf("-3.03", format, &a);
printf("%.4f\n", a);
}
char buffy[100];
sscanf("cheez some thing moar 123\nyet more\n", "cheez %s", buffy);
printf("|%s|\n", buffy);
sscanf("cheez something\nmoar 123\nyet more\n", "cheez %s", buffy);
printf("|%s|\n", buffy);
sscanf("cheez somethingmoar\tyet more\n", "cheez %s", buffy);
printf("|%s|\n", buffy);
int numverts = -1;
printf("%d\n",
sscanf(" numverts 1499\n", " numverts %d",
&numverts)); // white space is the same, even if tab vs space
printf("%d\n", numverts);
int index;
float u, v;
short start, count;
printf("%d\n",
sscanf(" vert 87 ( 0.481565 0.059481 ) 0 1\n",
" vert %d ( %f %f ) %hu %hu", &index, &u, &v, &start, &count));
printf("%d,%.6f,%.6f,%hu,%hu\n", index, u, v, start, count);
int neg, neg2, neg3 = 0;
printf("%d\n", sscanf("-123 -765 -34-6", "%d %u %d", &neg, &neg2, &neg3));
printf("%d,%u,%d\n", neg, neg2, neg3);
{
int a = 0;
sscanf("1", "%i", &a);
printf("%i\n", a);
}
char buf1[100], buf2[100], buf3[100], buf4[100];
memset(buf4, 0, 100);
int numItems = sscanf("level=4:ref=3", "%255[^:=]=%255[^:]:%255[^=]=%c",
buf1, buf2, buf3, buf4);
printf("%d, %s, %s, %s, %s\n", numItems, buf1, buf2, buf3, buf4);
numItems = sscanf("def|456", "%[a-z]|%[0-9]", buf1, buf2);
printf("%d, %s, %s\n", numItems, buf1, buf2);
numItems = sscanf("3-4,-ab", "%[-0-9],%[ab-z-]", buf1, buf2);
printf("%d, %s, %s\n", numItems, buf1, buf2);
numItems = sscanf("Hello,World", "%[A-Za-z],%[^0-9]", buf1, buf2);
printf("%d, %s, %s\n", numItems, buf1, buf2);
numItems = sscanf("Hello4711", "%[^0-9],%[^0-9]", buf1, buf2);
printf("%d, %s\n", numItems, buf1);
numItems = sscanf("JavaScript", "%4[A-Za-z]", buf1);
printf("%d, %s\n", numItems, buf1);
numItems = sscanf("[]", "%1[[]%1[]]", buf1, buf2);
printf("%d, %s, %s\n", numItems, buf1, buf2);
return 0;
}