summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--doc/forbacktickx.html6
-rw-r--r--doc/index.html2
-rw-r--r--doc/upgrade.html6
-rw-r--r--package/info2
-rw-r--r--src/execline/forbacktickx.c23
-rw-r--r--src/execline/forstdin.c12
6 files changed, 40 insertions, 11 deletions
diff --git a/doc/forbacktickx.html b/doc/forbacktickx.html
index d20bb72..4398b64 100644
--- a/doc/forbacktickx.html
+++ b/doc/forbacktickx.html
@@ -78,9 +78,11 @@ split <em>x</em>. </li>
<ul>
<li> You can start <em>loop...</em> with "import -u <em>variable</em>"
to perform variable substitution. </li>
- <li> forbacktickx is now implemented as a trivial wrapper around the
+ <li> forbacktickx is now implemented as a wrapper around the
<a href="pipeline.html">pipeline</a> and
-<a href="forstdin.html">forstdin</a> commands. </li>
+<a href="forstdin.html">forstdin</a> commands, with calls to
+<a href="fdmove.html">fdmove></a> to ensure that <em>loop...</em> is called
+with the proper standard input. </li>
</ul>
</body>
diff --git a/doc/index.html b/doc/index.html
index 1fdb782..ec95332 100644
--- a/doc/index.html
+++ b/doc/index.html
@@ -67,7 +67,7 @@ library. </li>
<h3> Download </h3>
<ul>
- <li> The current released version of execline is <a href="execline-2.1.2.1.tar.gz">2.1.2.1</a>. </li>
+ <li> The current released version of execline is <a href="execline-2.1.2.2.tar.gz">2.1.2.2</a>. </li>
<li> Alternatively, you can checkout a copy of the execline git repository:
<pre> git clone git://git.skarnet.org/execline </pre> </li>
</ul>
diff --git a/doc/upgrade.html b/doc/upgrade.html
index 28bf1bc..148c692 100644
--- a/doc/upgrade.html
+++ b/doc/upgrade.html
@@ -18,6 +18,12 @@
<h1> What has changed in execline </h1>
+<h2> in 2.1.2.2 </h2>
+
+<ul>
+ <li> Bugfix release, no changes </li>
+</ul>
+
<h2> in 2.1.2.1 </h2>
<ul>
diff --git a/package/info b/package/info
index 83b228b..b6faa04 100644
--- a/package/info
+++ b/package/info
@@ -1,4 +1,4 @@
package=execline
-version=2.1.2.1
+version=2.1.2.2
category=admin
package_macro_name=EXECLINE
diff --git a/src/execline/forbacktickx.c b/src/execline/forbacktickx.c
index 0e58106..9301581 100644
--- a/src/execline/forbacktickx.c
+++ b/src/execline/forbacktickx.c
@@ -1,6 +1,9 @@
/* ISC license. */
+#include <unistd.h>
+#include <errno.h>
#include <skalibs/ushort.h>
+#include <skalibs/uint.h>
#include <skalibs/bytestr.h>
#include <skalibs/sgetopt.h>
#include <skalibs/strerr2.h>
@@ -62,7 +65,14 @@ int main (int argc, char const **argv, char const *const *envp)
if (!argv[1][0]) strerr_dief1x(100, "empty block") ;
{
unsigned int m = 0, i = 1 ;
- char const *newargv[argc + 15] ;
+ int fd = dup(0) ;
+ char const *newargv[argc + 18] ;
+ char fmt[UINT_FMT] ;
+ if (fd < 0)
+ {
+ if (errno != EBADF) strerr_diefu1sys(111, "dup stdin") ;
+ }
+ else fmt[uint_fmt(fmt, (unsigned int)fd)] = 0 ;
newargv[m++] = EXECLINE_BINPREFIX "pipeline" ;
newargv[m++] = "--" ;
while (argv[i] && argv[i][0] != EXECLINE_BLOCK_END_CHAR && (!EXECLINE_BLOCK_END_CHAR || (argv[i][0] && argv[i][1])))
@@ -88,6 +98,17 @@ int main (int argc, char const **argv, char const *const *envp)
}
newargv[m++] = "--" ;
newargv[m++] = argv[0] ;
+ if (fd < 0)
+ {
+ newargv[m++] = EXECLINE_BINPREFIX "fdclose" ;
+ newargv[m++] = "0" ;
+ }
+ else
+ {
+ newargv[m++] = EXECLINE_BINPREFIX "fdmove" ;
+ newargv[m++] = "0" ;
+ newargv[m++] = fmt ;
+ }
while (argv[i]) newargv[m++] = argv[i++] ;
newargv[m++] = 0 ;
pathexec_run(newargv[0], newargv, envp) ;
diff --git a/src/execline/forstdin.c b/src/execline/forstdin.c
index 1e9d5e6..3fb52eb 100644
--- a/src/execline/forstdin.c
+++ b/src/execline/forstdin.c
@@ -147,11 +147,11 @@ int main (int argc, char const **argv, char const *const *envp)
stralloc_free(&modif) ;
}
if (pids.s)
- {
- if (sig_restore(SIGCHLD) < 0)
- strerr_diefu2sys(111, "restore", " SIGCHLD handler") ;
- if (!waitn(genalloc_s(pid_t, &pids), genalloc_len(pid_t, &pids)))
- strerr_diefu1sys(111, "waitn") ;
- }
+ for (;;)
+ {
+ sig_block(SIGCHLD) ;
+ if (!pids.len) break ;
+ sig_pause() ;
+ }
return 0 ;
}