mkdir rvs; mv * rvs

1 files changed, 89 insertions, 0 deletions

diff --git a/rvs/wrapper/plugin-run.c b/rvs/wrapper/plugin-run.c
new file mode 100644
index 0000000..26d4480
--- /dev/null
+++ b/rvs/wrapper/plugin-run.c
@@ -0,0 +1,89 @@
+/* wrapper/plugin-run.c -- run a heiarchy of commands
+   system depens: <stdio.h> <stdlib.h>
+   Copyright (C) 2009 Luke Shumaker
+   
+   This file is part of rvs.
+   
+   rvs is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your
+   option) any later version.
+   
+   rvs is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+   See the GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with rvs; see the file COPYING.
+   If not, write to the Free Software Foundation,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "rvs.h"
+#include "plugins.h"
+#include "plugin-find.h"
+
+#include "plugin-run.h"
+
+/* this function is an ugly hack */
+char *
+_plugin_sh_mktemp()
+{
+	size_t nbytes = 10;
+	char *string = (char *)malloc(nbytes);
+	string[0]='\0';
+	
+	FILE *out=popen("mktemp -t rvs-XXXXXXXXXX","r");
+	char c[2]=" \0";
+	while ( (c[0]=getc(out)) != '\n' ) {
+		stradds(&nbytes,&string,(char *)&c);
+	}
+	pclose(out);
+	return string;
+}
+
+void
+plugin_run_command(struct plugin_command *command, char *args, char *depfile)
+{
+	if (command!=NULL) {
+		char *outfile=_plugin_sh_mktemp();
+		/* make command string:
+		  `libexecdir/plugin_name/command < depfile > outfile'
+		*/
+		int nbytes=20;
+		char *coms=(char *)xmalloc(nbytes);
+		coms[0]='\0';
+		stradds(&nbytes,&coms,libexecdir);
+		stradds(&nbytes,&coms,"/");
+		stradds(&nbytes,&coms,command->plugin->name);
+		stradds(&nbytes,&coms,"/");
+		stradds(&nbytes,&coms,command->name);
+		stradds(&nbytes,&coms," ");
+		stradds(&nbytes,&coms,args);
+		stradds(&nbytes,&coms," < ");
+		stradds(&nbytes,&coms,depfile);
+		stradds(&nbytes,&coms," > ");
+		stradds(&nbytes,&coms,outfile);
+		
+		xsystem(coms);
+		xfree(coms);
+		plugin_run_command(command->d_child,args,outfile);
+		xfree(outfile);
+		plugin_run_command(command->d_next ,args,depfile);
+	}
+}
+
+/* needs to take the root command */
+void
+plugin_run(struct plugin_command *command,char *args)
+{
+	/*plugin_run_command(command->d_child,"/dev/null");*/
+	char *outfile=_plugin_sh_mktemp();
+	plugin_run_command(command->d_child,args,outfile);
+	xfree(outfile);
+}
+