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--- diffextern.h |
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+++ diffextern.h |
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@@ -0,0 +1,102 @@ |
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+/* diffextern.h 2.11.1 20/08/26 */ |
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+ |
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+/* |
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+ * diff external - common declarations |
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+ */ |
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+ |
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+#include <stdio.h> |
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+#include <stdlib.h> |
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+#include <ctype.h> |
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+#include <sys/param.h> |
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+#include <sys/stat.h> |
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+#include <dirent.h> |
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+#include <signal.h> |
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+#include <string.h> |
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+#include <unistd.h> |
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+#include <fcntl.h> |
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+#include <sys/wait.h> |
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+#include <arpa/inet.h> |
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+ |
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+/* |
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+ * Output format options |
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+ */ |
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+extern int opt; |
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+ |
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+#define D_NORMAL 0 /* Normal output */ |
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+#define D_EDIT -1 /* Editor script out */ |
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+#define D_REVERSE 1 /* Reverse editor script */ |
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+#define D_CONTEXT 2 /* Diff with context */ |
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+#define D_IFDEF 3 /* Diff with merged #ifdef's */ |
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+#define D_NREVERSE 4 /* Reverse ed script with numbered |
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+ lines and no trailing . */ |
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+ |
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+extern int tflag; /* expand tabs on output */ |
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+ |
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+/* |
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+ * Algorithm related options |
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+ */ |
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+extern int hflag; /* -h, use halfhearted DIFFH */ |
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+extern int bflag; /* ignore blanks in comparisons */ |
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+extern int wflag; /* totally ignore blanks in comparisons */ |
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+extern int iflag; /* ignore case in comparisons */ |
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+ |
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+/* |
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+ * Options on hierarchical diffs. |
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+ */ |
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+extern int lflag; /* long output format with header */ |
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+extern int rflag; /* recursively trace directories */ |
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+extern int sflag; /* announce files which are same */ |
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+extern char *start; /* do file only if name >= this */ |
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+ |
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+/* |
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+ * Variables for -I D_IFDEF option. |
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+ */ |
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+extern int wantelses; /* -E */ |
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+extern char *ifdef1; /* String for -1 */ |
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+extern char *ifdef2; /* String for -2 */ |
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+extern char *endifname; /* What we will print on next #endif */ |
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+extern int inifdef; |
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+ |
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+/* |
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+ * Variables for -c context option. |
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+ */ |
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+extern int context; /* lines of context to be printed */ |
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+ |
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+/* |
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+ * State for exit status. |
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+ */ |
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+extern int status; |
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+extern int anychange; |
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+extern char tempfile[MAXPATHLEN];/* used when comparing against std input */ |
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+ |
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+/* |
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+ * Variables for diffdir. |
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+ */ |
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+extern char **diffargv; /* option list to pass to recursive diffs */ |
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+ |
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+/* |
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+ * Input file names. |
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+ * With diffdir, file1 and file2 are allocated BUFSIZ space, |
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+ * and padded with a '/', and then efile0 and efile1 point after |
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+ * the '/'. |
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+ */ |
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+extern char *file1, *file2, *efile1, *efile2; |
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+extern struct stat stb1, stb2; |
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+ |
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+char *talloc(), *ralloc(); |
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+char *savestr(), *splice(), *splicen(); |
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+char *copytemp(); |
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+sig_t done(); |
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+ |
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+extern char diffh[], diff[], pr[]; |
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+ |
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+/* declarations */ |
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+void diffdir(char **argv); |
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+void diffreg(); |
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+void noroom(); |
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+void setfile(char **fpp, char **epp, char *file); |
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+int useless(register char *cp); |
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+int min(int, int); |
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+int max(int, int); |
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+void prune(); |
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+int skipline(int); |