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os file IO fixes linux

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This commit is contained in:
Daniel Ledda
2026-02-25 08:36:40 +01:00
parent 6932a7a142
commit 49ce94a6ab
2 changed files with 13 additions and 11 deletions
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20
os_linux.c
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@@ -46,7 +46,7 @@ string os_readEntireFile(Arena *arena, string filename) {
close(input);
if (bytesRead == -1) {
arenaPopTo(arena, readBuffer.str);
return s("");
readBuffer = s("");
}
} else {
readBuffer = s("");
@@ -56,35 +56,37 @@ string os_readEntireFile(Arena *arena, string filename) {
return readBuffer;
}
bool os_writeEntireFile(Arena *arena, string filename, const byte *contents, uint64 contentsLength) {
Scratch temp = scratchStart(&arena, 1);
bool os_writeEntireFile(string filename, const byte *contents, uint64 contentsLength) {
Scratch temp = scratchStart(NULL, 0);
bool result = false;
int output = open(cstring(temp.arena, filename), O_WRONLY);
struct stat st;
stat((char *)filename.str, &st);
int output = open(cstring(temp.arena, filename), O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR);
if (output) {
int64 bytesWritten = write(output, contents, contentsLength);
if (bytesWritten != -1) {
result = true;
}
close(output);
}
close(output);
scratchEnd(temp);
return result;
}
bool os_fileAppend(Arena *arena, string filename, const byte *contents, uint64 contentsLength) {
Scratch temp = scratchStart(&arena, 1);
bool os_fileAppend(string filename, const byte *contents, uint64 contentsLength) {
Scratch temp = scratchStart(NULL, 0);
bool result = false;
int output = open(cstring(temp.arena, filename), O_APPEND);
int output = open(cstring(temp.arena, filename), O_WRONLY | O_APPEND);
if (output) {
int bytesWritten = write(output, contents, contentsLength);
if (bytesWritten != -1) {
result = true;
}
close(output);
}
close(output);
scratchEnd(temp);
return result;