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Synchronet now requires the libarchive development package (e.g. libarchive-dev on Debian-based Linux distros, libarchive.org for more info) to build successfully.

Commit 0610c003 authored by rswindell's avatar rswindell
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Fix the missing carriage-returns in the shell (bash) prompts by always... 

Fix the missing carriage-returns in the shell (bash) prompts by always building with the stderr logging
support (in *nix builds) - but run-time disable as desired via EX_NOLOG option. I've been wanting to get
rid of that "XTERN_*" macro for a long time anyway (it's "XTRN" damn-it!). :-)
parent 75268477
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Inline Side-by-side
Showing with 67 additions and 78 deletions
src/sbbs3/xtrn.cpp
View file @ 0610c003
......@@ -35,7 +35,6 @@
* *
* Note: If this box doesn't appear square, then you need to fix your tabs. *
****************************************************************************/
#define XTERN_LOG_STDERR
#include "sbbs.h"
#include "cmdshell.h"
#include "telnet.h"
......@@ -1329,9 +1328,7 @@ int sbbs_t::external(const char* cmdline, long mode, const char* startup_dir)
pid_t pid;
int in_pipe[2];
int out_pipe[2];
#ifdef XTERN_LOG_STDERR
int err_pipe[2];
#endif
fd_set ibits;
int high_fd;
struct timeval timeout;
......@@ -1697,12 +1694,10 @@ int sbbs_t::external(const char* cmdline, long mode, const char* startup_dir)
input_thread_mutex_locked=true;
}
#ifdef XTERN_LOG_STDERR
if(pipe(err_pipe)!=0) {
if(!(mode&EX_NOLOG) && pipe(err_pipe)!=0) {
errormsg(WHERE,ERR_CREATE,"err_pipe",0);
return(-1);
}
#endif
if((mode&EX_STDIO)==EX_STDIO) {
struct winsize winsize;
......@@ -1807,9 +1802,8 @@ int sbbs_t::external(const char* cmdline, long mode, const char* startup_dir)
if(mode&EX_STDOUT && !(mode&EX_STDIN)) {
close(out_pipe[0]); /* close read-end of pipe */
dup2(out_pipe[1],1); /* stdout */
#ifndef XTERN_LOG_STDERR
dup2(out_pipe[1],2); /* stderr */
#endif
if(!(mode&EX_NOLOG))
dup2(out_pipe[1],2); /* stderr */
close(out_pipe[1]); /* close excess file descriptor */
}
......@@ -1820,9 +1814,8 @@ int sbbs_t::external(const char* cmdline, long mode, const char* startup_dir)
if ((fd = open(_PATH_DEVNULL, O_RDWR, 0)) != -1) {
dup2(fd, STDIN_FILENO);
dup2(fd, STDOUT_FILENO);
#ifndef XTERN_LOG_STDERR
dup2(fd, STDERR_FILENO);
#endif
if(!(mode&EX_NOLOG))
dup2(fd, STDERR_FILENO);
if (fd > 2)
close(fd);
}
......@@ -1834,10 +1827,10 @@ int sbbs_t::external(const char* cmdline, long mode, const char* startup_dir)
daemon(TRUE,FALSE);
}
#ifdef XTERN_LOG_STDERR
close(err_pipe[0]); /* close read-end of pipe */
dup2(err_pipe[1],2); /* stderr */
#endif
if(!(mode&EX_NOLOG)) {
close(err_pipe[0]); /* close read-end of pipe */
dup2(err_pipe[1],2); /* stderr */
}
execvp(argv[0],argv);
lprintf(LOG_ERR,"!ERROR %d (%s) executing: %s", errno, strerror(errno), argv[0]);
......@@ -1851,9 +1844,8 @@ int sbbs_t::external(const char* cmdline, long mode, const char* startup_dir)
if(!(mode&EX_OFFLINE))
rio_abortable=false;
#ifdef XTERN_LOG_STDERR
close(err_pipe[1]); /* close write-end of pipe */
#endif
if(!(mode&EX_NOLOG))
close(err_pipe[1]); /* close write-end of pipe */
if(mode&EX_STDOUT) {
if(!(mode&EX_STDIN))
......@@ -1878,48 +1870,47 @@ int sbbs_t::external(const char* cmdline, long mode, const char* startup_dir)
/* Error Output */
FD_ZERO(&ibits);
#ifdef XTERN_LOG_STDERR
FD_SET(err_pipe[0],&ibits);
high_fd=err_pipe[0];
#endif
if(!(mode&EX_NOLOG)) {
FD_SET(err_pipe[0],&ibits);
high_fd=err_pipe[0];
}
FD_SET(out_pipe[0],&ibits);
#ifdef XTERN_LOG_STDERR
if(out_pipe[0]>err_pipe[0])
if(!(mode&EX_NOLOG)) {
if(out_pipe[0]>err_pipe[0])
high_fd=out_pipe[0];
} else
high_fd=out_pipe[0];
#else
high_fd=out_pipe[0];
#endif
timeout.tv_sec=0;
timeout.tv_usec=1000;
bp=buf;
i=0;
#ifndef XTERN_LOG_STDERR
select(high_fd+1,&ibits,NULL,NULL,&timeout);
#else
while ((select(high_fd+1,&ibits,NULL,NULL,&timeout)>0) && FD_ISSET(err_pipe[0],&ibits) && (i<(int)sizeof(buf)-1)) {
if((rd=read(err_pipe[0],bp,1))>0) {
i+=rd;
bp++;
if(*(bp-1)=='\n')
if(mode&EX_NOLOG)
select(high_fd+1,&ibits,NULL,NULL,&timeout);
else {
while ((select(high_fd+1,&ibits,NULL,NULL,&timeout)>0) && FD_ISSET(err_pipe[0],&ibits) && (i<(int)sizeof(buf)-1)) {
if((rd=read(err_pipe[0],bp,1))>0) {
i+=rd;
bp++;
if(*(bp-1)=='\n')
break;
}
else
break;
FD_ZERO(&ibits);
FD_SET(err_pipe[0],&ibits);
FD_SET(out_pipe[0],&ibits);
timeout.tv_sec=0;
timeout.tv_usec=1000;
}
else
break;
FD_ZERO(&ibits);
FD_SET(err_pipe[0],&ibits);
FD_SET(out_pipe[0],&ibits);
timeout.tv_sec=0;
timeout.tv_usec=1000;
}
if(i && !(mode&EX_NOLOG))
lprintf(LOG_NOTICE,"%.*s",i,buf); /* lprintf mangles i? */
if(i && !(mode&EX_NOLOG))
lprintf(LOG_NOTICE,"%.*s",i,buf); /* lprintf mangles i? */
/* Eat stderr if mode is EX_BIN */
if(mode&EX_BIN) {
bp=buf;
i=0;
/* Eat stderr if mode is EX_BIN */
if(mode&EX_BIN) {
bp=buf;
i=0;
}
}
#endif
data_waiting=FD_ISSET(out_pipe[0],&ibits);
if(i==0 && data_waiting==0)
......@@ -2013,35 +2004,34 @@ int sbbs_t::external(const char* cmdline, long mode, const char* startup_dir)
setsockopt(client_socket,IPPROTO_TCP,TCP_NODELAY,(char*)&nodelay,sizeof(nodelay));
}
#endif
#ifdef XTERN_LOG_STDERR
while(waitpid(pid, &i, WNOHANG)==0) {
FD_ZERO(&ibits);
FD_SET(err_pipe[0],&ibits);
timeout.tv_sec=1;
timeout.tv_usec=0;
bp=buf;
i=0;
while ((select(err_pipe[0]+1,&ibits,NULL,NULL,&timeout)>0) && (i<XTRN_IO_BUF_LEN-1)) {
if((rd=read(err_pipe[0],bp,1))>0) {
i+=rd;
if(*bp=='\n') {
lprintf(LOG_NOTICE,"%.*s",i-1,buf);
i=0;
bp=buf;
if(mode&EX_NOLOG)
waitpid(pid, &i, 0);
else {
while(waitpid(pid, &i, WNOHANG)==0) {
FD_ZERO(&ibits);
FD_SET(err_pipe[0],&ibits);
timeout.tv_sec=1;
timeout.tv_usec=0;
bp=buf;
i=0;
while ((select(err_pipe[0]+1,&ibits,NULL,NULL,&timeout)>0) && (i<XTRN_IO_BUF_LEN-1)) {
if((rd=read(err_pipe[0],bp,1))>0) {
i+=rd;
if(*bp=='\n') {
lprintf(LOG_NOTICE,"%.*s",i-1,buf);
i=0;
bp=buf;
}
else
bp++;
}
else
bp++;
break;
}
else
break;
if(i)
lprintf(LOG_NOTICE,"%.*s",i,buf);
}
if(i)
lprintf(LOG_NOTICE,"%.*s",i,buf);
}
#else
waitpid(pid, &i, 0);
#endif
if(!(mode&EX_OFFLINE)) { /* !off-line execution */
/* Re-enable blocking (incase disabled by xtrn program) */
......@@ -2061,9 +2051,8 @@ int sbbs_t::external(const char* cmdline, long mode, const char* startup_dir)
request_telnet_opt(TELNET_DONT,TELNET_BINARY_TX);
}
#ifdef XTERN_LOG_STDERR
close(err_pipe[0]);
#endif
if(!(mode&EX_NOLOG))
close(err_pipe[0]);
if(input_thread_mutex_locked && input_thread_running) {
if(pthread_mutex_unlock(&input_thread_mutex)!=0)
......
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