85 lines
1.4 KiB
C
85 lines
1.4 KiB
C
#include "factor.h"
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void primitive_open_file(void)
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{
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bool write = untag_boolean(dpop());
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bool read = untag_boolean(dpop());
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char* path = unbox_c_string();
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int mode;
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int fd;
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if(read && write)
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mode = O_RDWR | O_CREAT;
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else if(read)
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mode = O_RDONLY;
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else if(write)
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mode = O_WRONLY | O_CREAT | O_TRUNC;
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else
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mode = 0;
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fd = open(path,mode,FILE_MODE);
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if(fd < 0)
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io_error(__FUNCTION__);
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dpush(read ? tag_object(port(PORT_READ,fd)) : F);
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dpush(write ? tag_object(port(PORT_WRITE,fd)) : F);
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}
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void primitive_stat(void)
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{
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struct stat sb;
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STRING* path = untag_string(dpop());
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if(stat(to_c_string(path),&sb) < 0)
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dpush(F);
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else
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{
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CELL dirp = tag_boolean(S_ISDIR(sb.st_mode));
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CELL mode = tag_fixnum(sb.st_mode & ~S_IFMT);
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CELL size = tag_object(s48_long_long_to_bignum(sb.st_size));
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CELL mtime = tag_integer(sb.st_mtime);
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dpush(cons(
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dirp,
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cons(
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mode,
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cons(
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size,
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cons(
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mtime,F)))));
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}
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}
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void primitive_read_dir(void)
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{
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STRING* path = untag_string(dpop());
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DIR* dir = opendir(to_c_string(path));
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CELL result = F;
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if(dir != NULL)
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{
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struct dirent* file;
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while(file = readdir(dir))
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{
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CELL name = tag_object(from_c_string(
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file->d_name));
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result = cons(name,result);
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}
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closedir(dir);
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}
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dpush(result);
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}
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void primitive_cwd(void)
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{
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char wd[MAXPATHLEN];
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if(getcwd(wd,MAXPATHLEN) < 0)
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io_error(__FUNCTION__);
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box_c_string(wd);
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}
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void primitive_cd(void)
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{
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chdir(unbox_c_string());
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}
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