Readd scriptlet logging that got lost in an earlier commit

I broke scriptlet logging with ad691001e2.
Readd more or less what was there before, although it still needs a lot of
work including hopefully rewriting it to a new event subsystem and having
it log to a seperate file.

Signed-off-by: Dan McGee <dan@archlinux.org>

lib/libalpm/add.c

@@ -696,7 +696,7 @@ static int commit_single_pkg(pmpkg_t *newpkg, int pkg_current, int pkg_count,
 		/* pre_upgrade scriptlet */
 		if(alpm_pkg_has_scriptlet(newpkg) && !(trans->flags & PM_TRANS_FLAG_NOSCRIPTLET)) {
 			_alpm_runscriptlet(handle->root, newpkg->origin_data.file,
-					"pre_upgrade", newpkg->version, oldpkg->version);
+					"pre_upgrade", newpkg->version, oldpkg->version, trans);
 		}
 	} else {
 		is_upgrade = 0;
@@ -708,7 +708,7 @@ static int commit_single_pkg(pmpkg_t *newpkg, int pkg_current, int pkg_count,
 		/* pre_install scriptlet */
 		if(alpm_pkg_has_scriptlet(newpkg) && !(trans->flags & PM_TRANS_FLAG_NOSCRIPTLET)) {
 			_alpm_runscriptlet(handle->root, newpkg->origin_data.file,
-					"pre_install", newpkg->version, NULL);
+					"pre_install", newpkg->version, NULL, trans);
 		}
 	}
 
@@ -845,10 +845,10 @@ static int commit_single_pkg(pmpkg_t *newpkg, int pkg_current, int pkg_count,
 		if(is_upgrade) {
 			_alpm_runscriptlet(handle->root, scriptlet, "post_upgrade",
 					alpm_pkg_get_version(newpkg),
-					oldpkg ? alpm_pkg_get_version(oldpkg) : NULL);
+					oldpkg ? alpm_pkg_get_version(oldpkg) : NULL, trans);
 		} else {
 			_alpm_runscriptlet(handle->root, scriptlet, "post_install",
-					alpm_pkg_get_version(newpkg), NULL);
+					alpm_pkg_get_version(newpkg), NULL, trans);
 		}
 	}
 

lib/libalpm/alpm.h

@@ -304,6 +304,7 @@ typedef enum _pmtransevt_t {
 	PM_TRANS_EVT_DELTA_PATCH_START,
 	PM_TRANS_EVT_DELTA_PATCH_DONE,
 	PM_TRANS_EVT_DELTA_PATCH_FAILED,
+	PM_TRANS_EVT_SCRIPTLET_INFO,
 	PM_TRANS_EVT_PRINTURI,
 	PM_TRANS_EVT_RETRIEVE_START,
 } pmtransevt_t;

lib/libalpm/remove.c

@@ -284,7 +284,7 @@ int _alpm_remove_commit(pmtrans_t *trans, pmdb_t *db)
 			/* run the pre-remove scriptlet if it exists  */
 			if(alpm_pkg_has_scriptlet(info) && !(trans->flags & PM_TRANS_FLAG_NOSCRIPTLET)) {
 				_alpm_runscriptlet(handle->root, scriptlet, "pre_remove",
-				                   alpm_pkg_get_version(info), NULL);
+				                   alpm_pkg_get_version(info), NULL, trans);
 			}
 		}
 
@@ -324,7 +324,7 @@ int _alpm_remove_commit(pmtrans_t *trans, pmdb_t *db)
 			/* run the post-remove script if it exists  */
 			if(alpm_pkg_has_scriptlet(info) && !(trans->flags & PM_TRANS_FLAG_NOSCRIPTLET)) {
 				_alpm_runscriptlet(handle->root, scriptlet, "post_remove",
-													 alpm_pkg_get_version(info), NULL);
+													 alpm_pkg_get_version(info), NULL, trans);
 			}
 		}
 

lib/libalpm/trans.c

@@ -530,7 +530,7 @@ static int grep(const char *fn, const char *needle)
 
 int _alpm_runscriptlet(const char *root, const char *installfn,
 											 const char *script, const char *ver,
-											 const char *oldver)
+											 const char *oldver, pmtrans_t *trans)
 {
 	char scriptfn[PATH_MAX];
 	char cmdline[PATH_MAX];
@@ -624,6 +624,7 @@ int _alpm_runscriptlet(const char *root, const char *installfn,
 	}
 
 	if(pid == 0) {
+		FILE *pipe;
 		/* this code runs for the child only (the actual chroot/exec) */
 		_alpm_log(PM_LOG_DEBUG, "chrooting in %s\n", root);
 		if(chroot(root) != 0) {
@@ -638,7 +639,21 @@ int _alpm_runscriptlet(const char *root, const char *installfn,
 		}
 		umask(0022);
 		_alpm_log(PM_LOG_DEBUG, "executing \"%s\"\n", cmdline);
-		execl("/bin/sh", "sh", "-c", cmdline, (char *)NULL);
+		/* execl("/bin/sh", "sh", "-c", cmdline, (char *)NULL); */
+		pipe = popen(cmdline, "r");
+		if(!pipe) {
+			_alpm_log(PM_LOG_ERROR, _("call to popen failed (%s)"),
+					strerror(errno));
+			retval = 1;
+			goto cleanup;
+		}
+		while(!feof(pipe)) {
+			char line[PATH_MAX];
+			if(fgets(line, PATH_MAX, pipe) == NULL)
+				break;
+			alpm_logaction("%s", line);
+			EVENT(trans, PM_TRANS_EVT_SCRIPTLET_INFO, line, NULL);
+		}
 		exit(0);
 	} else {
 		/* this code runs for the parent only (wait on the child) */

lib/libalpm/trans.h

@@ -81,7 +81,7 @@ int _alpm_trans_commit(pmtrans_t *trans, alpm_list_t **data);
 int _alpm_trans_update_depends(pmtrans_t *trans, pmpkg_t *pkg);
 int _alpm_runscriptlet(const char *root, const char *installfn,
                        const char *script, const char *ver,
-                       const char *oldver);
+                       const char *oldver, pmtrans_t *trans);
 
 #endif /* _ALPM_TRANS_H */
 

src/pacman/callback.c

@@ -256,6 +256,9 @@ void cb_trans_evt(pmtransevt_t event, void *data1, void *data2)
 		case PM_TRANS_EVT_DELTA_PATCH_FAILED:
 			printf(_("failed.\n"));
 			break;
+		case PM_TRANS_EVT_SCRIPTLET_INFO:
+			printf("%s", (char*)data1);
+			break;
 		case PM_TRANS_EVT_PRINTURI:
 			printf("%s/%s\n", (char*)data1, (char*)data2);
 			break;