===================================================================
RCS file: /home/cvs/OpenXM/src/kxx/oxlog.c,v
retrieving revision 1.1.1.1
retrieving revision 1.8
diff -u -p -r1.1.1.1 -r1.8
--- OpenXM/src/kxx/oxlog.c	1999/10/08 02:12:13	1.1.1.1
+++ OpenXM/src/kxx/oxlog.c	2000/06/19 07:48:01	1.8
@@ -1,5 +1,8 @@
+/*$OpenXM: OpenXM/src/kxx/oxlog.c, v 1.7 2000/02/09 12:24:52 takayama Exp $*/
 #include <stdio.h>
 #include <signal.h>
+#include <string.h>
+#include <stdlib.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
@@ -18,79 +21,90 @@
          -ox /home/nobuki/kxx/ox_asir  >& /dev/null
           2     3
 */
-main(int argc, char *argv[]) {
-  sigset_t sss;
-  int i;
-  /* char *env[2];
-  env[0] = NULL;*/
-  sigemptyset(&sss);
-  sigaddset(&sss,SIGINT);
-  sigprocmask(SIG_BLOCK,&sss,NULL);
+static int Debug_which = 1;
 
-  if (argc == 4) {
-    execl(argv[1],argv[1],argv[2],argv[3],NULL);
-  }else if (argc == 5) {
-    execl(argv[1],argv[1],argv[2],argv[3],argv[4],NULL);
-  }else if (argc == 6) {
-    execl(argv[1],argv[1],argv[2],argv[3],argv[4],argv[5],NULL);
-  }else if (argc == 7) {
-    execl(argv[1],argv[1],argv[2],argv[3],argv[4],argv[5],argv[6],NULL);
-  }else if (argc == 8) {
-    execl(argv[1],argv[1],argv[2],argv[3],argv[4],argv[5],argv[6],
-	  argv[7],NULL);
-  }else if (argc == 9) {
-    execl(argv[1],argv[1],argv[2],argv[3],argv[4],argv[5],argv[6],
-	  argv[7],argv[8],NULL);
-  }else if (argc == 10) {
-    execl(argv[1],argv[1],argv[2],argv[3],argv[4],argv[5],argv[6],
-	  argv[7],argv[8],argv[9],NULL);
-  }else if (argc == 11) {
-    execl(argv[1],argv[1],argv[2],argv[3],argv[4],argv[5],argv[6],
-	  argv[7],argv[8],argv[9],argv[10],NULL);
-  }else if (argc == 12) {
-    execl(argv[1],argv[1],argv[2],argv[3],argv[4],argv[5],argv[6],
-	  argv[7],argv[8],argv[9],argv[10],argv[11],NULL);
-  }else if (argc == 13) {
-    execl(argv[1],argv[1],argv[2],argv[3],argv[4],argv[5],argv[6],
-	  argv[7],argv[8],argv[9],argv[10],argv[11], argv[12],NULL);
-  }else if (argc == 14) {
-    execl(argv[1],argv[1],argv[2],argv[3],argv[4],argv[5],argv[6],
-	  argv[7],argv[8],argv[9],argv[10],argv[11], argv[12],argv[13],NULL);
-  }else if (argc == 15) {
-    execl(argv[1],argv[1],argv[2],argv[3],argv[4],argv[5],argv[6],
-	  argv[7],argv[8],argv[9],argv[10],argv[11], argv[12],argv[13],argv[14],NULL);
-  }else {
-    fprintf(stderr,"Error in oxlog: cannot handle argc=%d\n",argc);
-    for (i=0; i<argc; i++) {
-      fprintf(stderr,"argv[%d]=%s ",i,argv[i]);
+/*which("xterm", getenv("PATH"));*/
+char *which(char *prog, char *path_env)
+{
+    extern int Debug_which ;
+    char *tok;
+    char *path;
+    char delim[] = ":";
+    char *e = alloca(strlen(path_env)+1);
+    strcpy(e, path_env);
+    tok = strtok(e, delim);
+    if (Debug_which) {
+        fprintf(stderr, "PATH=%s\n", path_env);
     }
-    fprintf(stderr,"\n");
-    fprintf(stderr,"Usage example 1: oxlog /usr/X11R6/bin/xterm -icon -e /home/nobuki/kxx/ox -ox /home/nobuki/kxx/ox_asir\n");
-    fprintf(stderr,"      example 2: oxlog /home/nobuki/kxx/ox -ox /home/nobuki/kxx/ox_asir >& /dev/null\n");
-    exit(10);
-  }
-  fprintf(stderr,"\nError in oxlog: Failed to start the process.\n");
-  for (i=0; i<argc; i++) {
-    fprintf(stderr,"argv[%d]=%s ",i,argv[i]);
-  }
-  fprintf(stderr,"\n");
-  exit(20);
+    while (tok != NULL) {
+        char *path = malloc(strlen(tok)+strlen(prog)+2);
+        sprintf(path, "%s/%s", tok, prog);
+        if (access(path, X_OK&R_OK) == 0) {
+            if (Debug_which) {
+                fprintf(stderr, "Found: %s\n", path);
+            }
+            return path;
+        }
+        free(path);
+        tok = strtok(NULL, delim);
+    }
+    return NULL;
 }
-mainold1() {
-  sigset_t sss;
-  int i;
-  /* char *env[2];
-  env[0] = NULL;*/
-  sigemptyset(&sss);
-  sigaddset(&sss,SIGINT);
-  sigprocmask(SIG_BLOCK,&sss,NULL);
-  /* for (i=0; i<1000; i++) {
-     sleep(1);
-     printf("Hello\n");
-     }
-     exit(0); */
-  execl("/usr/X11R6/bin/xterm","/usr/X11R6/bin/xterm",
-	"-e","/home/nobuki/kxx/ox","-ox","/home/nobuki/kxx/ox_asir",NULL);
-/*  execl("/home/nobuki/kxx/ox","/home/nobuki/kxx/ox","-ox","/home/nobuki/kxx/ox_asir",NULL);*/
+
+char *toFullPath(char *s)
+{
+    extern int Debug_which;
+    char *path = "/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin:/usr/openwin/bin:/usr/X/bin";
+    char *s2;
+    if (strlen(s) == 0 || strchr(s, '/') != NULL) {
+        return s;
+    }
+    s2 = which(s, getenv("PATH"));
+    if (s2 == NULL) {
+        if (Debug_which) {
+            fprintf(stderr, "Could not find arg[1] in your search path.\n");
+            fprintf(stderr, "You path is %s.\n", getenv("PATH"));
+            fprintf(stderr, "Trying to find in the path: %s\n", path);
+        }
+        s2 = which(s, path);
+        /* Why? */
+    }
+    return s2;
 }
 
+int main(int argc, char *argv[])
+{
+    sigset_t sss;
+    int i;
+    char *oxname;
+    /* char *env[2];
+       env[0] = NULL;*/
+    sigemptyset(&sss);
+    sigaddset(&sss, SIGINT);
+    sigprocmask(SIG_BLOCK, &sss, NULL);
+    if (argc >= 2) {
+        oxname = toFullPath(argv[1]);
+        if (oxname == NULL) {
+            oxname = "NULL";
+        } /* Why? */
+        execv(oxname, argv+1);
+
+        fprintf(stderr, "\nError in oxlog: Failed to start the process.\n");
+        fprintf(stderr, "oxname=%s\n", oxname);
+        for (i=0; i<argc; i++) {
+            fprintf(stderr, "argv[%d]=%s ", i, argv[i]);
+        }
+        fprintf(stderr, "\n");
+        exit(20);
+    }else {
+        fprintf(stderr, "Error in oxlog: cannot handle argc=%d\n", argc);
+        fprintf(stderr, "oxname=???\n");
+        for (i=0; i<argc; i++) {
+            fprintf(stderr, "argv[%d]=%s ", i, argv[i]);
+        }
+        fprintf(stderr, "\n");
+        fprintf(stderr, "Usage example 1: oxlog /usr/X11R6/bin/xterm -icon -e /home/nobuki/kxx/ox -ox /home/nobuki/kxx/ox_asir\n");
+        fprintf(stderr, "      example 2: oxlog /home/nobuki/kxx/ox -ox /home/nobuki/kxx/ox_asir >& /dev/null\n");
+        exit(10);
+    }
+}