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Dropped File.vector, add File.result short

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This commit is contained in:
Andrew Alderwick 2021-04-14 20:38:32 +01:00
parent ac9f94dd6d
commit fc4e2e2876
2 changed files with 12 additions and 8 deletions
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4
projects/examples/gui.picture.usm
View file

@ -8,8 +8,9 @@
;size { width 2 height 2 } ;size { width 2 height 2 }
|0100 ;System { vector 2 pad 6 r 2 g 2 b 2 } |0100 ;System { vector 2 pad 6 r 2 g 2 b 2 }
|0110 ;Console { vector 2 pad 6 char 1 byte 1 short 2 string 2 }
|0120 ;Screen { vector 2 width 2 height 2 pad 2 x 2 y 2 addr 2 color 1 } |0120 ;Screen { vector 2 width 2 height 2 pad 2 x 2 y 2 addr 2 color 1 }
|0170 ;File { vector 2 pad 6 name 2 length 2 load 2 save 2 } |0170 ;File { vector 2 result 2 offset 2 pad 2 name 2 length 2 load 2 save 2 }
( program ) ( program )
@ -27,6 +28,7 @@
#0010 #0010 #0020 #0010 #25 ,dvd_icn ,draw-icn JSR2 #0010 #0010 #0020 #0010 #25 ,dvd_icn ,draw-icn JSR2
( load ) ,filepath =File.name #4000 =File.length ,img =File.load ( load ) ,filepath =File.name #4000 =File.length ,img =File.load
~File.result =Console.short
BRK BRK

16
src/emulator.c
View file

@ -219,23 +219,25 @@ file_poke(Uxn *u, Uint16 ptr, Uint8 b0, Uint8 b1)
Uint8 *m = u->ram.dat; Uint8 *m = u->ram.dat;
char *name = (char *)&m[(m[ptr + 8] << 8) + m[ptr + 8 + 1]]; char *name = (char *)&m[(m[ptr + 8] << 8) + m[ptr + 8 + 1]];
Uint16 length = mempeek16(u, ptr + 8 + 2); Uint16 length = mempeek16(u, ptr + 8 + 2);
Uint16 offset = mempeek16(u, ptr + 2); Uint16 offset = mempeek16(u, ptr + 4);
if(b0 == 0x0d) { if(b0 == 0x0d) {
Uint16 addr = (m[ptr + 8 + 4] << 8) + b1; Uint16 addr = (m[ptr + 8 + 4] << 8) + b1;
FILE *f = fopen(name, "r"); FILE *f = fopen(name, "r");
if(f && fseek(f, offset, SEEK_SET) != -1 && fread(&m[addr], length, 1, f)) { if(f && fseek(f, offset, SEEK_SET) != -1 && (length = fread(&m[addr], 1, length, f))) {
fclose(f); fclose(f);
printf("Loaded %d bytes, at %04x from %s\n", length, addr, name); printf("Loaded %d bytes, at %04x from %s\n", length, addr, name);
evaluxn(u, mempeek16(u, devfile->addr)); } else
} length = 0;
mempoke16(u, ptr + 2, length);
} else if(b0 == 0x0f) { } else if(b0 == 0x0f) {
Uint16 addr = (m[ptr + 8 + 6] << 8) + b1; Uint16 addr = (m[ptr + 8 + 6] << 8) + b1;
FILE *f = fopen(name, (m[ptr + 2] & 0x1) ? "a" : "w"); FILE *f = fopen(name, (m[ptr + 2] & 0x1) ? "a" : "w");
if(f && fseek(f, offset, SEEK_SET) != -1 && fwrite(&m[addr], length, 1, f)) { if(f && fseek(f, offset, SEEK_SET) != -1 && (length = fwrite(&m[addr], 1, length, f))) {
fclose(f); fclose(f);
printf("Saved %d bytes, at %04x from %s\n", length, addr, name); printf("Saved %d bytes, at %04x from %s\n", length, addr, name);
evaluxn(u, mempeek16(u, devfile->addr)); } else
} length = 0;
mempoke16(u, ptr + 2, length);
} }
return b1; return b1;
} }