version 1.2, 2003/07/21 11:56:34 |
version 1.15, 2003/12/04 05:27:19 |
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/* $OpenXM: OpenXM/src/util/ox_pathfinder.c,v 1.1 2003/07/21 11:36:10 takayama Exp $ */ |
/* $OpenXM: OpenXM/src/util/ox_pathfinder.c,v 1.14 2003/12/04 03:17:33 takayama Exp $ */ |
/* Moved from misc-2003/07/cygwin/test.c */ |
/* Moved from misc-2003/07/cygwin/test.c */ |
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#include <stdio.h> |
#include <stdio.h> |
#include <sys/types.h> |
#include <sys/types.h> |
#include <sys/stat.h> |
#include <sys/stat.h> |
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#include <sys/wait.h> |
#include <sys/wait.h> |
#include <signal.h> |
#include <signal.h> |
#include <ctype.h> |
#include <ctype.h> |
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#include <time.h> |
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#include <string.h> |
#include "ox_pathfinder.h" |
#include "ox_pathfinder.h" |
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int OX_P_stdin = -1; |
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int OX_P_stdout = -1; |
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int OX_P_stderr = -1; |
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extern char **environ; |
extern char **environ; |
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static int getOStypei(); |
static int getOStypei(); |
Line 22 static char *get_ox_sm1_path(); |
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Line 29 static char *get_ox_sm1_path(); |
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static char *get_ox_path(); |
static char *get_ox_path(); |
static char *get_oxc_path(); |
static char *get_oxc_path(); |
static char *get_oxlog_path(); |
static char *get_oxlog_path(); |
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static int getFileSize(char *fn); |
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static void errorPathFinder(char *s); |
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static void msgPathFinder(char *s); |
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static int Verbose_get_home = 0; |
static int Verbose_get_home = 1; |
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static int NoX = 0; |
static int NoX = 0; |
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#define nomemory(a) {fprintf(stderr,"(%d) no more memory.\n",a);exit(10);} |
#define nomemory(a) {fprintf(stderr,"(%d) no more memory.\n",a);exit(10);} |
#define mymalloc(a) malloc(a) |
#define mymalloc(a) sGC_malloc(a) |
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static void errorPathFinder(char *s) { |
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/* Todo; we need to return the error message to the client if it is used |
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in ox_shell */ |
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fprintf(stderr,"Error: %s",s); |
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} |
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static void msgPathFinder(char *s) { |
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/* Todo; we need to return the error message to the client if it is used |
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in ox_shell */ |
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fprintf(stderr,"Log(ox_pathfinder): %s",s); |
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} |
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int ox_pathfinderNoX(int f) { |
int ox_pathfinderNoX(int f) { |
if (f < 0) return NoX; |
if (f < 0) return NoX; |
NoX = f; |
NoX = f; |
return f; |
return f; |
} |
} |
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int ox_pathfinderVerbose(int f) { |
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extern Verbose_get_home; |
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if (f < 0) return Verbose_get_home; |
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Verbose_get_home = f; |
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return f; |
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} |
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/* test main */ |
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/* |
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main() { |
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char *outfile; |
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char *cpp; |
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char *argv[10]; |
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int n; |
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char *sfile = "ox_pathfinder.c"; |
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if (getFileSize(sfile) < 0) { |
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fprintf(stderr,"The source file is not found.\n"); return -1; |
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} |
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cpp = getCppPath(); |
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if (cpp == NULL) { |
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fprintf(stderr,"cpp is not found.\n"); return -1; |
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} |
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printf("%s\n",cpp); |
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outfile = generateTMPfileName("seed"); |
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if (outfile == NULL) { |
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fprintf(stderr,"Failed to generate a temporary file name.\n"); return -1; |
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} |
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printf("%s\n",outfile); |
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if ((char *)strstr(cpp,"/asir/bin/cpp.exe") == NULL) { |
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argv[0] = cpp; |
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argv[1] = "-P"; |
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argv[2] = "-lang-c++"; |
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argv[3] = sfile; |
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argv[4] = outfile; |
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argv[5] = NULL; |
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}else{ |
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argv[0] = cpp; |
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argv[1] = cygwinPathToWinPath(sfile); |
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argv[2] = cygwinPathToWinPath(outfile); |
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argv[3] = NULL; |
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} |
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n=oxForkExecBlocked(argv); |
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} |
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void *sGC_malloc(int s) { return (void *) malloc(s); } |
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*/ |
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/* -------- end of test main ----------- */ |
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/* See kxx/ox100start.c for main */ |
/* See kxx/ox100start.c for main */ |
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#define MYFORKCP_SIZE 100 |
#define MYFORKCP_SIZE 100 |
Line 47 static void myforkwait() { |
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Line 115 static void myforkwait() { |
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int status; |
int status; |
int pid; |
int pid; |
int i,j; |
int i,j; |
signal(SIGCHLD,SIG_IGN); |
/* signal(SIGCHLD,SIG_IGN); It is not allowed in posix */ |
pid = wait(&status); |
pid = wait(&status); |
fprintf(stderr,"Child process %d is exiting.\n",pid); |
fprintf(stderr,"Child process %d is exiting.\n",pid); |
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if (pid < 0) { |
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perror("wait"); |
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} |
for (i=0; i<Myforkcp; i++) { |
for (i=0; i<Myforkcp; i++) { |
if (Myforkchildren[i] == pid) { |
if (Myforkchildren[i] == pid) { |
for (j=i; j<Myforkcp-1; j++) { |
for (j=i; j<Myforkcp-1; j++) { |
Line 70 int oxForkExec(char **argv) { |
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Line 141 int oxForkExec(char **argv) { |
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fprintf(stderr,"Cannot fork and exec.\n"); return -1; |
fprintf(stderr,"Cannot fork and exec.\n"); return -1; |
} |
} |
if ((pid = fork()) > 0) { |
if ((pid = fork()) > 0) { |
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oxResetRedirect(); |
if (m&2) { |
if (m&2) { |
/* Do not call singal to turn around a trouble on cygwin. BUG. */ |
/* Do not call singal to turn around a trouble on cygwin. BUG. */ |
}else{ |
}else{ |
signal(SIGCHLD,myforkwait); /* to kill Zombie */ |
signal(SIGCHLD,myforkwait); /* to kill Zombie */ |
} |
} |
Myforkchildren[Myforkcp++] = pid; |
Myforkchildren[Myforkcp++] = pid; |
if (Myforkcp >= MYFORKCP_SIZE-1) { |
if (Myforkcp >= MYFORKCP_SIZE-1) { |
fprintf(stderr,"Child process table is full.\n"); |
fprintf(stderr,"Child process table is full.\n"); |
Myforkcp = 0; |
Myforkcp = 0; |
} |
} |
}else{ |
}else{ |
/* close the specified files */ |
/* close the specified files */ |
if (m&1) { |
if (m&1) { |
sigset_t sss; |
sigset_t sss; |
sigemptyset(&sss); |
sigemptyset(&sss); |
sigaddset(&sss,SIGINT); |
sigaddset(&sss,SIGINT); |
sigprocmask(SIG_BLOCK,&sss,NULL); |
sigprocmask(SIG_BLOCK,&sss,NULL); |
} |
} |
if (NoX) { |
if (NoX) { |
FILE *null; |
FILE *null; |
null = fopen("/dev/null","wb"); |
null = fopen("/dev/null","wb"); |
dup2(fileno(null),1); |
if (OX_P_stdout >= 0) dup2(OX_P_stdout,1); else dup2(fileno(null),1); |
dup2(fileno(null),2); |
if (OX_P_stderr >= 0) dup2(OX_P_stderr,2); else dup2(fileno(null),2); |
} |
}else{ |
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if (OX_P_stdout >= 0) dup2(OX_P_stdout,1); |
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if (OX_P_stderr >= 0) dup2(OX_P_stderr,2); |
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} |
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if (OX_P_stdin >= 0) dup2(OX_P_stdin,0); |
execve(argv[0],argv,environ); |
execve(argv[0],argv,environ); |
/* This place will never be reached unless execv fails. */ |
/* This place will never be reached unless execv fails. */ |
fprintf(stderr,"oxForkExec fails: "); |
fprintf(stderr,"oxForkExec fails: "); |
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exit(3); |
} |
} |
} |
} |
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int oxForkExecBlocked(char **argv) { |
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int pid; |
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char **eee; |
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int m; |
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int status; |
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if (argv == NULL) { |
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fprintf(stderr,"Cannot fork and exec.\n"); return -1; |
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} |
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if ((pid = fork()) > 0) { |
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oxResetRedirect(); |
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Myforkchildren[Myforkcp++] = pid; |
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if (Myforkcp >= MYFORKCP_SIZE-1) { |
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fprintf(stderr,"Child process table is full.\n"); |
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Myforkcp = 0; |
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} |
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if (waitpid(pid,&status,0) < 0) { /* blocked */ |
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perror("waitpid"); |
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} |
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return status; |
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}else{ |
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/* close the specified files */ |
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if (m&1) { |
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sigset_t sss; |
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sigemptyset(&sss); |
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sigaddset(&sss,SIGINT); |
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sigprocmask(SIG_BLOCK,&sss,NULL); |
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} |
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if (NoX) { |
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FILE *null; |
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null = fopen("/dev/null","wb"); |
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if (OX_P_stdout >= 0) dup2(OX_P_stdout,1); else dup2(fileno(null),1); |
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if (OX_P_stderr >= 0) dup2(OX_P_stderr,2); else dup2(fileno(null),2); |
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}else{ |
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if (OX_P_stdout >= 0) dup2(OX_P_stdout,1); |
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if (OX_P_stderr >= 0) dup2(OX_P_stderr,2); |
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} |
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if (OX_P_stdin >= 0) dup2(OX_P_stdin,0); |
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execve(argv[0],argv,environ); |
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/* This place will never be reached unless execv fails. */ |
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fprintf(stderr,"oxForkExecBlock fails: "); |
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exit(3); |
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} |
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} |
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static int getOStypei() { |
static int getOStypei() { |
/* |
/* |
0 unix |
0 unix |
Line 465 char **getServerEnv(char *oxServer) { |
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Line 586 char **getServerEnv(char *oxServer) { |
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char **aaa; |
char **aaa; |
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if (Verbose_get_home) { |
if (Verbose_get_home) { |
if (oxServer == NULL) { |
if (oxServer == NULL) { |
fprintf(stderr,"Server name is NULL.\n"); |
fprintf(stderr,"Server name is NULL.\n"); |
}else{ |
}else{ |
fprintf(stderr,"Server name is %s\n",oxServer); |
fprintf(stderr,"Server name is %s\n",oxServer); |
} |
} |
} |
} |
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if (oxServer == NULL) return NULL; |
if (oxServer == NULL) return NULL; |
Line 497 char **getServerEnv(char *oxServer) { |
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Line 618 char **getServerEnv(char *oxServer) { |
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strcpy(oxServer,p); |
strcpy(oxServer,p); |
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if ((ostype == 0) || (ostype == 2)) { |
if ((ostype == 0) || (ostype == 2)) { |
if (!NoX) { |
if (!NoX) { |
xterm = "/usr/X11R6/bin/xterm"; |
xterm = "/usr/X11R6/bin/xterm"; |
if (getFileSize(xterm) == -1) { |
if (getFileSize(xterm) == -1) { |
msg_get_home(2,"xterm is not found. NoX is automatically set."); |
msg_get_home(2,"xterm is not found. NoX is automatically set."); |
NoX = 1; |
NoX = 1; |
} |
} |
} |
} |
oxlog = get_oxlog_path(); |
oxlog = get_oxlog_path(); |
xterm = "/usr/X11R6/bin/xterm -icon -e "; |
xterm = "/usr/X11R6/bin/xterm -icon -e "; |
argv[i] = oxlog; i++; argv[i] = NULL; |
argv[i] = oxlog; i++; argv[i] = NULL; |
if (!NoX) { |
if (!NoX) { |
argv[i] = "/usr/X11R6/bin/xterm"; i++; argv[i] = NULL; |
argv[i] = "/usr/X11R6/bin/xterm"; i++; argv[i] = NULL; |
argv[i] = "-icon"; i++; argv[i] = NULL; |
argv[i] = "-icon"; i++; argv[i] = NULL; |
argv[i] = "-e"; i++; argv[i] = NULL; |
argv[i] = "-e"; i++; argv[i] = NULL; |
} |
} |
argv[i] = get_ox_path(); i++; argv[i] = NULL; |
argv[i] = get_ox_path(); i++; argv[i] = NULL; |
argv[i] = "-ox"; i++; argv[i] = NULL; |
argv[i] = "-ox"; i++; argv[i] = NULL; |
argv[i] = oxServer; i++; argv[i] = NULL; |
argv[i] = oxServer; i++; argv[i] = NULL; |
}else{ |
}else{ |
if (!NoX) { |
if (!NoX) { |
if (getFileSize("/cygdrive/c/winnt/system32/cmd.exe") >= 0) { |
if (getFileSize("/cygdrive/c/winnt/system32/cmd.exe") >= 0) { |
xterm = "/cygdrive/c/winnt/system32/cmd.exe /c start /min "; |
xterm = "/cygdrive/c/winnt/system32/cmd.exe /c start /min "; |
argv[i] = "/cygdrive/c/winnt/system32/cmd.exe"; i++; argv[i] = NULL; |
argv[i] = "/cygdrive/c/winnt/system32/cmd.exe"; i++; argv[i] = NULL; |
}else if (getFileSize("/cygdrive/c/windows/system32/cmd.exe") >= 0) { |
}else if (getFileSize("/cygdrive/c/windows/system32/cmd.exe") >= 0) { |
xterm = "/cygdrive/c/windows/system32/cmd.exe /c start /min "; |
xterm = "/cygdrive/c/windows/system32/cmd.exe /c start /min "; |
argv[i] = "/cygdrive/c/windows/system32/cmd.exe"; i++; argv[i] = NULL; |
argv[i] = "/cygdrive/c/windows/system32/cmd.exe"; i++; argv[i] = NULL; |
}else{ |
}else{ |
msg_get_home(2,"cmd.exe is not found. NoX is automatically set."); |
msg_get_home(2,"cmd.exe is not found. NoX is automatically set."); |
NoX = 1; |
NoX = 1; |
} |
} |
} |
} |
oxlog = " "; |
oxlog = " "; |
if (!NoX) { |
if (!NoX) { |
argv[i] = "/c"; i++; argv[i] = NULL; |
argv[i] = "/c"; i++; argv[i] = NULL; |
argv[i] = "start"; i++; argv[i] = NULL; |
argv[i] = "start"; i++; argv[i] = NULL; |
argv[i] = "/min"; i++; argv[i] = NULL; |
argv[i] = "/min"; i++; argv[i] = NULL; |
} |
} |
argv[i] = cygwinPathToWinPath(get_ox_path()); i++; argv[i] = NULL; |
argv[i] = cygwinPathToWinPath(get_ox_path()); i++; argv[i] = NULL; |
argv[i] = "-ox"; i++; argv[i] = NULL; |
argv[i] = "-ox"; i++; argv[i] = NULL; |
argv[i] = oxServer; i++; argv[i] = NULL; |
argv[i] = oxServer; i++; argv[i] = NULL; |
Line 642 char **catArgv(char **argv1,char **argv2) |
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Line 763 char **catArgv(char **argv1,char **argv2) |
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for (i=0; i<n2; i++) argv[n1+i] = argv2[i]; |
for (i=0; i<n2; i++) argv[n1+i] = argv2[i]; |
argv[n1+n2]=NULL; |
argv[n1+n2]=NULL; |
for (i=0; i<n1+n2; i++) { |
for (i=0; i<n1+n2; i++) { |
msg_get_home(5,argv[i]); |
msg_get_home(5,argv[i]); |
} |
} |
return argv; |
return argv; |
} |
} |
Line 653 char *getLOAD_SM1_PATH2() { |
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Line 774 char *getLOAD_SM1_PATH2() { |
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if (p == NULL) { |
if (p == NULL) { |
return("/usr/local/lib/sm1/"); |
return("/usr/local/lib/sm1/"); |
}else{ |
}else{ |
return p; |
return p; |
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} |
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} |
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char *getLOAD_K_PATH2(void) { |
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char *p; |
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p = get_k0_lib_path(); |
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if (p == NULL) { |
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return("/usr/local/lib/kxx97/yacc/"); |
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}else{ |
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return p; |
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} |
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} |
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char *winPathToCygwinPath(char *s) { |
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char *new; |
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int n,i; |
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if (s == NULL) return s; |
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new = (char *) mymalloc(strlen(s)+20); |
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if (new == NULL) nomemory(new); |
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if (strlen(s) >= 3) { |
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/* case of c:\xxx ==> /cygdrive/c/xxx */ |
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if ((s[1] == ':') && (s[2] == '\\')) { |
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sprintf(new,"/cygdrive/%c/%s",s[0],&(s[3])); |
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}else{ |
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strcpy(new,s); |
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} |
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}else{ |
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strcpy(new,s); |
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} |
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n = strlen(s); |
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for (i=0; i<n; i++) { |
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if (new[i] == '\\') new[i] = '/'; |
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} |
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return new; |
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} |
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char *generateTMPfileName(char *seed) { |
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char *tmp; |
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char *fname; |
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char *tt; |
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int num; |
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static int prevnum=0; |
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/* Bugs for k0. |
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(1) unlink does not work so, load["t.k"];; load["t.k"];; fails (only cygwin. |
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(2) In case of error, TMP file is not removed. cf KCerror(). |
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In case of cygwin, we can only load 90 times. |
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*/ |
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int i; |
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int clean = 0; |
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tmp = getenv("TMP"); |
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if (tmp == NULL) { |
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tmp = getenv("TEMP"); |
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} |
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if ((tmp == NULL) && (strcmp(getOStypes(),"Windows-native") != 0)) { |
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tmp = "/tmp"; |
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} |
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tmp = winPathToCygwinPath(tmp); |
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if (tmp != NULL) { |
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fname = (char *)mymalloc(strlen(tmp)+strlen(seed)+40); |
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if (fname == NULL) nomemory(fname); |
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}else{ |
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fname = (char *)mymalloc(strlen(seed)+40); |
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if (fname == NULL) nomemory(fname); |
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} |
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for (num=prevnum+1; num <100; num++) { |
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if (tmp != NULL) { |
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sprintf(fname,"%s/%s-tmp-%d.txt",tmp,seed,num); |
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}else{ |
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sprintf(fname,"%s-tmp-%d.txt",seed,num); |
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} |
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if (getFileSize(fname) < 0) { |
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prevnum = num; |
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return fname; |
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} else { |
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if ((num > 90) && (!clean)) { |
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/* Clean the old garbages. */ |
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for (i=0; i<100; i++) { |
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if (tmp != NULL) { |
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sprintf(fname,"%s/%s-tmp-%d.txt",tmp,seed,i); |
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}else{ |
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sprintf(fname,"%s-tmp-%d.txt",seed,i); |
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} |
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{ |
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struct stat buf; |
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int m; |
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m = stat(fname,&buf); |
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if ((m >= 0) && (buf.st_mtime+120 < time(NULL))) { |
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unlink(fname); |
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} |
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} |
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} |
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num = 0; clean=1; prevnum=0; |
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} |
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} |
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} |
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return NULL; |
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} |
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#define MAXTMP2 0xffffff |
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char *generateTMPfileName2(char *seed,char *ext,int usetmp,int win){ |
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char *tmp; |
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char *fname; |
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char *tt; |
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int num; |
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static int prevnum=0; |
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int i; |
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int clean = 0; |
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char *extold; |
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if (ext == NULL) ext=""; |
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else { |
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extold = ext; |
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ext = (char *) mymalloc(strlen(ext)+3); |
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if (ext == NULL) {fprintf(stderr,"No more memory.\n"); return NULL;} |
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strcpy(ext,"."); |
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strcat(ext,extold); |
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} |
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if (usetmp) { |
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tmp = getenv("TMP"); |
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if (tmp == NULL) { |
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tmp = getenv("TEMP"); |
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} |
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if ((tmp == NULL) && (strcmp(getOStypes(),"Windows-native") != 0)) { |
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tmp = "/tmp"; |
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} |
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tmp = winPathToCygwinPath(tmp); |
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}else{ |
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tmp = NULL; |
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} |
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if (tmp != NULL) { |
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fname = (char *)mymalloc(strlen(tmp)+strlen(seed)+40); |
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if (fname == NULL) nomemory(fname); |
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}else{ |
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fname = (char *)mymalloc(strlen(seed)+40); |
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if (fname == NULL) nomemory(fname); |
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} |
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for (num=prevnum+1; num <MAXTMP2; num++) { |
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if (tmp != NULL) { |
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sprintf(fname,"%s/%s-tmp-%d%s",tmp,seed,num,ext); |
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}else{ |
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sprintf(fname,"%s-tmp-%d%s",seed,num,ext); |
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} |
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if (getFileSize(fname) < 0) { |
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prevnum = num; |
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if (win) fname= cygwinPathToWinPath(fname); |
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return fname; |
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} else { |
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if ((num > MAXTMP2-10) && (!clean)) { |
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/* Clean the old garbages. */ |
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for (i=0; i<MAXTMP2; i++) { |
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if (tmp != NULL) { |
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sprintf(fname,"%s/%s-tmp-%d%s",tmp,seed,i,ext); |
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}else{ |
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sprintf(fname,"%s-tmp-%d%s",seed,i,ext); |
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} |
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{ |
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struct stat buf; |
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int m; |
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m = stat(fname,&buf); |
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if ((m >= 0) && (buf.st_mtime+120 < time(NULL))) { |
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unlink(fname); |
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} |
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} |
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} |
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num = 0; clean=1; prevnum=0; |
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} |
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} |
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} |
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return NULL; |
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} |
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char *getCppPath(void) { |
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static char *cpp = "/usr/local/bin/cpp"; |
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int ostype; |
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char *oxhome; |
|
if ((cpp != NULL) && (getFileSize(cpp) >= 0)) return cpp; |
|
ostype = getOStypei(); |
|
if (ostype < 3) { |
|
/* unix or cygwin env */ |
|
cpp = "/lib/cpp"; /* on linux */ |
|
if (getFileSize(cpp) >= 0) return cpp; |
|
cpp = "/usr/bin/cpp"; /* on freebsd, on cygwin */ |
|
if (getFileSize(cpp) >= 0) return cpp; |
|
cpp = "/bin/cpp"; |
|
if (getFileSize(cpp) >= 0) return cpp; |
|
cpp = NULL; return cpp; |
|
}else { |
|
/* On Windows */ |
|
oxhome = getOpenXM_HOME(); |
|
if (oxhome == NULL) { |
|
cpp = NULL; return cpp; |
|
} |
|
cpp = (char *) mymalloc(strlen(oxhome)+strlen("/asir/bin/cpp.exe")+5); |
|
if (cpp == NULL) nomemory(cpp); |
|
sprintf(cpp,"%s/asir/bin/cpp.exe",oxhome); |
|
if (getFileSize(cpp) >= 0) return cpp; |
|
else return NULL; |
|
} |
|
} |
|
|
|
char *getCommandPath(char *cmdname) |
|
{ |
|
char *path; |
|
char *msg; |
|
char *path2; |
|
char *ss; |
|
int i,j; |
|
/* Use /cygdrive format always. */ |
|
if (cmdname == NULL) return NULL; |
|
if (strlen(cmdname) < 1) { |
|
errorPathFinder("getCommandPath: cmdname is an empty string.\n"); |
|
return NULL; |
|
} |
|
if (cmdname[0] == '/') { |
|
if (getFileSize(cmdname) >= 0) { /* Todo: isExecutableFile() */ |
|
}else{ |
|
msg = (char *)mymalloc(strlen(cmdname)+30); |
|
sprintf(msg,"getCommandPath: %s is not found."); |
|
errorPathFinder(msg); |
|
return NULL; |
|
} |
|
return cmdname; |
|
} |
|
|
|
path = getOpenXM_HOME(); /* It will return /cygdrive for windows. */ |
|
if (path != NULL) { |
|
path2 = (char *)mymalloc(strlen(path)+5); |
|
strcpy(path2,path); |
|
strcat(path2,"bin"); |
|
ss = oxWhich(cmdname,path2); |
|
if (ss != NULL) return ss; |
|
} |
|
|
|
path = (char *)getenv("PATH"); /* Todo: it will not give /cygdrive format*/ |
|
ss = oxWhich(cmdname,path); |
|
if (ss == NULL) { |
|
errorPathFinder("oxWhich_unix: could not find it in the path string.\n"); |
|
} |
|
return ss; |
|
} |
|
|
|
char *oxWhich(char *cmdname,char *path) { |
|
return(oxWhich_unix(cmdname,path)); |
|
} |
|
|
|
char *oxWhich_unix(char *cmdname,char *path) { |
|
char *path2; |
|
int i,j; |
|
if (path == NULL) { |
|
return NULL; |
|
} |
|
|
|
path2 = (char *)mymalloc(strlen(path)+strlen(cmdname)+2); |
|
for (i=0, j=0; i <= strlen(path); i++) { |
|
path2[j] = 0; |
|
if ((path[i] == ':') || (path[i] == 0)) { |
|
strcat(path2,"/"); strcat(path2,cmdname); |
|
if (getFileSize(path2) >= 0) { /* Todo: isExecutableFile() */ |
|
return path2; |
|
} |
|
j = 0; path2[j] = 0; |
|
}else{ |
|
path2[j] = path[i]; j++; path2[j] = 0; |
|
} |
|
} |
|
return NULL; |
|
} |
|
|
|
char *oxEvalEnvVar(char *s) { |
|
int n, i,j; |
|
char *es; |
|
char *news; |
|
int flag,flag2; |
|
flag=-1; |
|
n = strlen(s); |
|
es = (char *)mymalloc(n+1); es[0] = 0; |
|
if (es == NULL) nomemory(1); |
|
for (i=0; i<n; i++) { |
|
if ((s[i] == '$') && (s[i+1] == '{')) { |
|
for (j=0; ; j++) { |
|
if ((s[i+2+j] == 0) || (s[i+2+j] == '}')) { |
|
flag2 = i+2+j+1; |
|
break; |
|
} |
|
es[j] = s[i+2+j]; es[j+1]=0; |
|
} |
|
if (es[0] != 0) { flag=i; break; } |
|
} |
|
} |
|
if (flag >= 0) { |
|
es = (char *)getenv(es); |
|
if (es == NULL) es=""; |
|
news = (char *) mymalloc(n+5+strlen(es)); |
|
if (news == NULL) nomemory(1); |
|
j = 0; |
|
for (i=0; i<flag; i++) { |
|
news[j] = s[i]; j++; |
|
} |
|
for (i=0; i<strlen(es); i++) { |
|
news[j] = es[i]; j++; |
|
} |
|
for (i=flag2; i<strlen(s); i++) { |
|
news[j] = s[i]; j++; |
|
} |
|
news[j] = 0; |
|
return(oxEvalEnvVar(news)); |
|
}else{ |
|
return(s); |
|
} |
|
} |
|
|
|
void oxResetRedirect(void) { |
|
if (OX_P_stdin >= 0) close(OX_P_stdin); |
|
if (OX_P_stdout >= 0) close(OX_P_stdout); |
|
if (OX_P_stderr >= 0) close(OX_P_stderr); |
|
OX_P_stdin = OX_P_stdout = OX_P_stderr = -1; |
|
} |
|
|
|
int oxDeleteFile(char *fname) { |
|
if (getFileSize(fname) >= 0) { |
|
return(unlink(fname)); |
|
}else{ |
|
return(-1); |
} |
} |
} |
} |