#include <string.h> //strndupa
/* Posix */
#include <stdlib.h> //exit
-#include <unistd.h> //getopt
+#include <unistd.h> //getopt, sysconf
+#include <dirent.h> //opendir
/* Internal */
+#include "apc.h"
#include "parser.tab.h" //bison
+#include "ir.h"
-const char* cargs['Z'] = {0};
-
+#define DEFAULT_PAGESIZE 4096
+const char** cargs;
+const char* apc_package_name;
+long sys_pagesize;
+
int main(int, char*[]);
-extern //bison
-int yyparse(void);
extern //lexer.c
-int lexer_init(void);
+int lexer_init(void);
+extern //scanner.c
+int scanner_init(void);
+extern //scanner.c
+void scanner_quit(void);
+extern //scanner.c
+int scanner_scandir(DIR*);
extern //ir.c
-int ir_init(void);
-
-extern //apc/parser.tab.c
-YYSTYPE yylval;
-extern //lexer.c
-int lexer(void);
+int ir_init(void);
+extern //ir.c
+int ir_linker(void);
+extern //ir.c
+int ir_condenser(void);
+extern
+void ir_test(void);
/* Main entry from terminal
parses the command line and kicks off recursive scanning
"\t\t-h\tPrint this help\n"
#define DONE -1
{ int opt;
-
+ const char* scanpath;
+ char* path_iter;
+ char path_buf[APC_NAME_MAX];
+ DIR* dirp;
+ cargs = (const char**) malloc('Z');
getopt:
switch (opt = getopt(argc, argv, OPTS))
- { case DONE:
- break;
- case 'd' :
+ { case 'd' :
case 'o' :
if (strnlen(optarg, MAXSTR) != MAXSTR)
{ cargs[opt] = optarg;
printf(USAGE);
printf(USAGE_LONG);
exit(EXIT_SUCCESS);
+ case DONE:
+ break;
}
- if (lexer_init() || ir_init())
+ if ((sys_pagesize = sysconf(_SC_PAGESIZE)) == 0)
+ sys_pagesize = DEFAULT_PAGESIZE;
+ if (ir_init())
{ perror("init");
+ free(cargs);
exit(EXIT_FAILURE);
}
- yyparse();
+
+ scanpath = cargs['d'] ? cargs['d'] : "./";
+ errno = 0;
+ dirp = opendir(scanpath);
+ if (dirp == NULL || errno)
+ { fprintf(stderr, "Path %s could not be accessed\n", scanpath);
+ return -1;
+ }
+ if (chdir(scanpath))
+ { fprintf(stderr, "Could not change directory to %s \n", scanpath);
+ return -1;
+ }
+ apc_package_name = path_iter = getcwd(path_buf, APC_NAME_MAX - 1);
+ basename:
+ while (*path_iter != '\0')
+ { if (*path_iter == '/')
+ apc_package_name = path_iter + 1;
+ path_iter++;
+ }
+ if (apc_package_name == path_buf)
+ { fprintf(stderr, "Error resolving package name from path %s\n", path_buf);
+ free(cargs);
+ exit(EXIT_FAILURE);
+ }
+ if (apc_package_name == path_iter)
+ { *--path_iter = '\0';
+ goto basename;
+ }
+ if (scanner_scandir(dirp))
+ { perror("scanner");
+ free(cargs);
+ exit(EXIT_FAILURE);
+ }
+ ir_test();
+ ir_linker();
+ ir_condenser();
+ free(cargs);
exit(EXIT_SUCCESS);
}
-