RPM Package Manager, CVS Repository
http://rpm5.org/cvs/
____________________________________________________________________________
Server: rpm5.org Name: Jeff Johnson
Root: /v/rpm/cvs Email: j...@rpm5.org
Module: rpm Date: 20-Sep-2014 23:00:51
Branch: rpm-5_4 Handle: 2014092021004900
Added files: (Branch: rpm-5_4)
rpm/rpmio pcrsed.c
Log:
- pcrs: swipe from pcrs-0.0.3
Summary:
Revision Changes Path
1.1.2.1 +86 -0 rpm/rpmio/pcrsed.c
____________________________________________________________________________
patch -p0 <<'@@ .'
Index: rpm/rpmio/pcrsed.c
============================================================================
$ cvs diff -u -r0 -r1.1.2.1 pcrsed.c
--- /dev/null 2014-09-20 23:00:48.000000000 +0200
+++ pcrsed.c 2014-09-20 23:00:51.271601477 +0200
@@ -0,0 +1,86 @@
+/*********************************************************************
+ *
+ * File : $Source: /v/rpm/cvs/rpm/rpmio/Attic/pcrsed.c,v $
+ *
+ * Purpose : pcrsed is a small demo application for pcrs.
+ * FWIW, it's licensed under the GPL
+ *
+ *********************************************************************/
+
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+
+#include "pcrs.h"
+
+#define BUFFER_SIZE 100000
+
+int main(int Argc, char **Argv)
+{
+ pcrs_job *job;
+ char *result;
+ int err, linenum=0;
+ size_t length;
+
+ char linebuf[BUFFER_SIZE];
+ FILE *in;
+
+ /*
+ * Check usage
+ */
+ if (Argc < 2 || Argc > 3)
+ {
+ fprintf(stderr, "Usage: %s s/pattern/substitute/[options] [file]\n",
Argv[0]);
+ return 1;
+ }
+
+ /*
+ * Open input file
+ */
+ if (Argc == 3)
+ {
+ if (NULL == (in = fopen(Argv[2], "r")))
+ {
+ fprintf(stderr, "%s: Couldn't open %s\n", Argv[2], strerror(errno));
+ return(1);
+ }
+ }
+ else /* Argc == 2 */
+ {
+ in = stdin;
+ }
+
+ /*
+ * Compile the job
+ */
+ if (NULL == (job = pcrs_compile_command(Argv[1], &err)))
+ {
+ fprintf(stderr, "%s Compile error: %s (%d).\n", Argv[0],
pcrs_strerror(err), err);
+ return(1);
+ }
+
+
+ /*
+ * Execute on every input line
+ */
+ while (!feof(in) && !ferror(in) && fgets(linebuf, BUFFER_SIZE, in))
+ {
+ length = strlen(linebuf);
+ linenum++;
+
+ if (0 > (err = pcrs_execute(job, linebuf, length, &result, &length)))
+ {
+ fprintf(stderr, "%s: Exec error: %s (%d) in input line %d\n",
Argv[0], pcrs_strerror(err), err, linenum);
+ return(1);
+ }
+ else
+ {
+ fwrite(result, 1, length, stdout);
+ free(result);
+ }
+ }
+
+ pcrs_free_job(job);
+ return(0);
+
+}
@@ .
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