diff options
Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 20 |
1 files changed, 13 insertions, 7 deletions
@@ -5,6 +5,8 @@ #include <stdarg.h> #include <string.h> #include <ctype.h> +#include <limits.h> +#include "util/colored_text.c" #include "util/err.c" #include "identifiers.c" #include "tokenizer.c" @@ -21,17 +23,21 @@ int main(int argc, char **argv) { return EXIT_FAILURE; } - char *contents = err_malloc(4096); /* TODO:check files with >this */ - size_t contents_cap = 4096; - size_t contents_len = 0; + char *contents = err_malloc(4096); + long contents_cap = 4096; + long contents_len = 0; while (fgets(contents + contents_len, (int)(contents_cap - contents_len), in)) { - contents_len += strlen(contents + contents_len); - if (contents_len >= contents_cap - 1024) { + contents_len += (long)strlen(contents + contents_len); + + if (contents_len >= (long)contents_cap - 1024) { contents_cap *= 2; - contents = err_realloc(contents, contents_cap); + contents = err_realloc(contents, (size_t)contents_cap); } } - /* TODO: check ferror */ + if (ferror(in)) { + fprintf(stderr, "Error reading input file: %s.\n", argv[1]); + return EXIT_FAILURE; + } Tokenizer t = tokenize_string(contents); |