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fix: add AST freeing on errors; add checks for parser, walker and writer are not NULL

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samsonium
2026-10-21 04:31:57 +03:00
parent 673a28fbc7
commit c7cce94119
1 changed files with 38 additions and 3 deletions
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src/compiler/main.c
+38 -3
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@@ -96,11 +96,21 @@ int main(int argc, char **argv)
}
fzl_parser_t *parser = fzl_mkparser(rd->first);
result = fzl_parse(parser);
if (!parser)
{
printf("%sError%s: failed to allocate writer\n", FZL_CERROR, FZL_CRST);
fzl_freeoptions(opts);
fzl_freereader(rd);
fzl_freelinked(linked);
return -1;
}
result = fzl_parse(parser);
if (result != 0)
{
printf("%sError%s: %s\n", FZL_CERROR, FZL_CRST, fzl_parser_geterror());
fzl_freeoptions(opts);
fzl_freeast(parser->root);
fzl_freeparser(parser);
fzl_freereader(rd);
fzl_freelinked(linked);
@@ -116,12 +126,24 @@ int main(int argc, char **argv)
}
fzl_walker_t *walker = fzl_mkwalker(parser->root);
result = fzl_walk(walker);
if (!walker)
{
printf("%sError%s: failed to allocate writer\n", FZL_CERROR, FZL_CRST);
fzl_freeoptions(opts);
fzl_freeast(parser->root);
fzl_freeparser(parser);
fzl_freereader(rd);
fzl_freelinked(linked);
return -1;
}
result = fzl_walk(walker);
if (result != 0)
{
printf("%sError%s: %s\n", FZL_CERROR, FZL_CRST, fzl_walker_geterror());
fzl_freeoptions(opts);
fzl_freewalker(walker);
fzl_freeast(parser->root);
fzl_freeparser(parser);
fzl_freereader(rd);
fzl_freelinked(linked);
@@ -162,13 +184,26 @@ int main(int argc, char **argv)
}
fzl_writer_t *writer = fzl_mkwriter(outpath);
result = fzl_write(writer, walker);
if (!writer)
{
printf("%sError%s: failed to allocate writer\n", FZL_CERROR, FZL_CRST);
fzl_freeoptions(opts);
fzl_freewalker(walker);
fzl_freeast(parser->root);
fzl_freeparser(parser);
fzl_freereader(rd);
fzl_freelinked(linked);
return -1;
}
result = fzl_write(writer, walker);
if (result != 0)
{
printf("%sError%s: %s\n", FZL_CERROR, FZL_CRST, fzl_writer_geterror());
fzl_freeoptions(opts);
fzl_freewriter(writer);
fzl_freewalker(walker);
fzl_freeast(parser->root);
fzl_freeparser(parser);
fzl_freereader(rd);
fzl_freelinked(linked);