diff options
| -rw-r--r-- | src/glsl/main.cpp | 53 |
1 files changed, 25 insertions, 28 deletions
diff --git a/src/glsl/main.cpp b/src/glsl/main.cpp index c8fc267625..847540ddd9 100644 --- a/src/glsl/main.cpp +++ b/src/glsl/main.cpp @@ -24,11 +24,6 @@ #include <cstdio> #include <getopt.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <unistd.h> - #include "ast.h" #include "glsl_parser_extras.h" #include "glsl_parser.h" @@ -110,38 +105,40 @@ static char * load_text_file(void *ctx, const char *file_name) { char *text = NULL; - struct stat st; - ssize_t total_read = 0; - int fd = open(file_name, O_RDONLY); + size_t size; + size_t total_read = 0; + FILE *fp = fopen(file_name, "rb"); - if (fd < 0) { + if (!fp) { return NULL; } - if (fstat(fd, & st) == 0) { - text = (char *) talloc_size(ctx, st.st_size + 1); - if (text != NULL) { - do { - ssize_t bytes = read(fd, text + total_read, - st.st_size - total_read); - if (bytes < 0) { - free(text); - text = NULL; - break; - } + fseek(fp, 0L, SEEK_END); + size = ftell(fp); + fseek(fp, 0L, SEEK_SET); + + text = (char *) talloc_size(ctx, size + 1); + if (text != NULL) { + do { + size_t bytes = fread(text + total_read, + 1, size - total_read, fp); + if (bytes < size - total_read) { + free(text); + text = NULL; + break; + } - if (bytes == 0) { - break; - } + if (bytes == 0) { + break; + } - total_read += bytes; - } while (total_read < st.st_size); + total_read += bytes; + } while (total_read < size); - text[total_read] = '\0'; - } + text[total_read] = '\0'; } - close(fd); + fclose(fp); return text; } |