[pmg-devel] [PATCH pmg-log-tracker 2/8] add -i option for specifying an external file

Dominik Csapak d.csapak at proxmox.com
Wed Feb 20 14:10:07 CET 2019


where '-' is stdin

Signed-off-by: Dominik Csapak <d.csapak at proxmox.com>
---
 pmg-log-tracker.c | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/pmg-log-tracker.c b/pmg-log-tracker.c
index 8d5e02f..e0f03f9 100644
--- a/pmg-log-tracker.c
+++ b/pmg-log-tracker.c
@@ -1766,6 +1766,7 @@ main (int argc, char * const argv[])
 {
   char linebuf[linebufsize];
   char *line;
+  char *inputfile = NULL;
 
   const char *text;
   const char *idx1;
@@ -1799,7 +1800,7 @@ main (int argc, char * const argv[])
     exit (-1);
   }
 
-  while ((opt = getopt (argc, argv, "f:t:s:e:h:m:q:x:l:vgn")) != -1) {
+  while ((opt = getopt (argc, argv, "f:t:s:e:h:m:q:x:i:l:vgn")) != -1) {
     if (opt == 'f') {
       parser->from = epool_strdup (&parser->ep, optarg);
     } else if (opt == 't') {
@@ -1832,6 +1833,8 @@ main (int argc, char * const argv[])
       }
     } else if (opt == 'x') {
       parser->strmatch = epool_strdup (&parser->ep, optarg);
+    } else if (opt == 'i') {
+      inputfile = optarg;
     } else if (opt == 'l') {
       char *l;
       parser->limit = strtoul (optarg, &l, 0);
@@ -1911,7 +1914,9 @@ main (int argc, char * const argv[])
   }
 
   int filecount;
-  if ((filecount = parser_count_files (parser)) <= 0) {
+  if (inputfile) {
+      filecount = 1;
+  } else if ((filecount = parser_count_files (parser)) <= 0) {
     fprintf (stderr, "unable to access log files\n");
     exit (-1);
   }
@@ -1960,7 +1965,14 @@ main (int argc, char * const argv[])
     cur_year = parser->year[i];
 
     if (i <= 1) {
-      if (!(stream = (gpointer) fopen (logfiles[i], "r"))) continue;
+      if (inputfile && *inputfile == '-') {
+	stream = (gpointer) stdin;
+      } else if (inputfile) {
+	if (!(stream = (gpointer) fopen (inputfile, "r"))) {
+	  fprintf(stderr, "unable to open log file\n");
+	  exit (-1);
+	}
+      } else if (!(stream = (gpointer) fopen (logfiles[i], "r"))) continue;
     } else {
       if (!(stream = (gpointer) gzopen (logfiles[i], "r"))) continue;
     }
-- 
2.11.0




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