From ae2878694cc575240f0cecddca856f58e501453c Mon Sep 17 00:00:00 2001
From: root <devnull@localhost>
Date: Wed, 30 Oct 1996 02:30:01 +0000
Subject: [PATCH] add %patch -E

CVS patchset: 1132
CVS date: 1996/10/30 02:30:01
---
 build/build.c | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/build/build.c b/build/build.c
index 9daca7a..d5ac52e 100644
--- a/build/build.c
+++ b/build/build.c
@@ -38,7 +38,8 @@ int execPart(Spec s, char *sb, char *name, int builddir, int test);
 static int doSetupMacro(Spec spec, StringBuf sb, char *line);
 static int doPatchMacro(Spec spec, StringBuf sb, char *line);
 static char *do_untar(Spec spec, int c);
-static char *do_patch(Spec spec, int c, int strip, char *dashb, int reverse);
+static char *do_patch(Spec spec, int c, int strip, char *dashb,
+		      int reverse, int removeEmpties);
 int isCompressed(char *file);
 static void doSweep(Spec s);
 static int doRmSource(Spec s);
@@ -417,7 +418,8 @@ static char *do_untar(Spec spec, int c)
     return buf;
 }
 
-static char *do_patch(Spec spec, int c, int strip, char *db, int reverse)
+static char *do_patch(Spec spec, int c, int strip, char *db,
+		      int reverse, int removeEmpties)
 {
     static char buf[1024];
     char file[1024];
@@ -449,6 +451,9 @@ static char *do_patch(Spec spec, int c, int strip, char *db, int reverse)
     if (reverse) {
 	strcat(args, " -R");
     }
+    if (removeEmpties) {
+	strcat(args, " -E");
+    }
 
     if (isCompressed(file)) {
 	sprintf(buf,
@@ -470,13 +475,13 @@ static char *do_patch(Spec spec, int c, int strip, char *db, int reverse)
 static int doPatchMacro(Spec spec, StringBuf sb, char *line)
 {
     char *opt_b;
-    int opt_P, opt_p, opt_R;
+    int opt_P, opt_p, opt_R, opt_E;
     char *s, *s1;
     char buf[1024];
     int patch_nums[1024];  /* XXX - we can only handle 1024 patches! */
     int patch_index, x;
 
-    opt_P = opt_p = opt_R = 0;
+    opt_P = opt_p = opt_R = opt_E = 0;
     opt_b = NULL;
     patch_index = 0;
 
@@ -493,6 +498,8 @@ static int doPatchMacro(Spec spec, StringBuf sb, char *line)
 	    opt_P = 1;
 	} else if (!strcmp(s, "-R")) {
 	    opt_R = 1;
+	} else if (!strcmp(s, "-E")) {
+	    opt_E = 1;
 	} else if (!strcmp(s, "-b")) {
 	    /* orig suffix */
 	    opt_b = strtok(NULL, " \t\n");
@@ -536,7 +543,7 @@ static int doPatchMacro(Spec spec, StringBuf sb, char *line)
     /* All args processed */
 
     if (! opt_P) {
-	s = do_patch(spec, 0, opt_p, opt_b, opt_R);
+	s = do_patch(spec, 0, opt_p, opt_b, opt_R, opt_E);
 	if (! s) {
 	    return 1;
 	}
@@ -545,7 +552,7 @@ static int doPatchMacro(Spec spec, StringBuf sb, char *line)
 
     x = 0;
     while (x < patch_index) {
-	s = do_patch(spec, patch_nums[x], opt_p, opt_b, opt_R);
+	s = do_patch(spec, patch_nums[x], opt_p, opt_b, opt_R, opt_E);
 	if (! s) {
 	    return 1;
 	}
-- 
2.7.4