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Added an actual uninstall UI
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Sam Lantinga committed Nov 14, 2000
1 parent 9f4f63d commit df0244a
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Showing 6 changed files with 1,011 additions and 24 deletions.
9 changes: 8 additions & 1 deletion Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,8 @@ CFLAGS += $(OPTIMIZE) $(HEADERS) $(OPTIONS)

COMMON_OBJS = log.o install_log.o
OBJS = $(COMMON_OBJS) main.o detect.o plugins.o network.o install.o copy.o file.o loki_launchurl.o
UNINSTALL_OBJS = $(COMMON_OBJS) uninstall.o
LOKI_UNINSTALL_OBJS = loki_uninstall.o uninstall_ui.o
UNINSTALL_OBJS = uninstall.o
CONSOLE_OBJS = $(OBJS) console_ui.o
GUI_OBJS = $(OBJS) gtk_ui.o

Expand All @@ -67,6 +68,12 @@ all: do-plugins setup setup.gtk uninstall
testxml: testxml.o
$(CC) -o $@ $^ $(LIBS)

loki_uninstall.o: uninstall.c
$(CC) -c -o $@ $^ $(CFLAGS) -DUNINSTALL_UI

loki_uninstall: $(LOKI_UNINSTALL_OBJS) $(SETUPDB)/$(arch)/libsetupdb.a
$(CC) -o $@ $^ $(GUI_LIBS)

uninstall: $(UNINSTALL_OBJS) $(SETUPDB)/$(arch)/libsetupdb.a
$(CC) -o $@ $^ $(CONSOLE_LIBS) -static

Expand Down
148 changes: 125 additions & 23 deletions uninstall.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
Parses the product INI file in ~/.loki/installed/ and uninstalls the software.
*/

/* $Id: uninstall.c,v 1.16 2000-11-11 03:38:28 hercules Exp $ */
/* $Id: uninstall.c,v 1.17 2000-11-14 22:39:51 hercules Exp $ */

#include <stdlib.h>
#include <stdio.h>
Expand All @@ -14,11 +14,15 @@

#include "setupdb.h"
#include "install.h"
#ifdef UNINSTALL_UI
#include "uninstall_ui.h"
#endif
#include "uninstall.h"

#define PACKAGE "loki-uninstall"

static char *current_locale = NULL;
static product_t *prod = NULL;
product_t *prod = NULL;

/* List the valid command-line options */

Expand Down Expand Up @@ -109,11 +113,17 @@ static void emergency_exit(int sig)
}
}

static void uninstall_component(product_component_t *comp, product_info_t *info)
void uninstall_component(product_component_t *comp, product_info_t *info)
{
product_option_t *opt;
struct dir_entry *list = NULL, *freeable;

/* Go to the install directory, so the log appears in the right place */
if ( chdir(info->root) < 0) {
fprintf(stderr, _("Could not change to directory: %s\n"), info->root);
return;
}

/* Run pre-uninstall scripts */
loki_runscripts(comp, LOKI_SCRIPT_PREUNINSTALL);

Expand Down Expand Up @@ -172,14 +182,10 @@ static void uninstall_component(product_component_t *comp, product_info_t *info)
loki_remove_component(comp);
}

static int perform_uninstall(product_t *prod, product_info_t *info)
int perform_uninstall(product_t *prod, product_info_t *info)
{
product_component_t *comp, *next;

if ( chdir(info->root) < 0) {
fprintf(stderr, _("Could not change to directory: %s\n"), info->root);
}

comp = loki_getfirst_component(prod);
while ( comp ) {
next = loki_getnext_component(comp);
Expand All @@ -204,56 +210,152 @@ static int perform_uninstall(product_t *prod, product_info_t *info)
return 1;
}

static int check_permissions(product_info_t *info)
int check_permissions(product_info_t *info, int verbose)
{
if ( access(info->root, W_OK) < 0 ) {
fprintf(stderr, _("No write access to the installation directory.\nAborting.\n"));
if ( verbose ) {
fprintf(stderr,
_("No write access to the installation directory.\nAborting.\n"));
}
return 0;
}

if ( access(info->registry_path, W_OK) < 0 ) {
fprintf(stderr, _("No write access to the registry file: %s.\nAborting.\n"),
info->registry_path);
if ( verbose ) {
fprintf(stderr,
_("No write access to the registry file: %s.\nAborting.\n"),
info->registry_path);
}
return 0;
}
return 1;
}

int main(int argc, char **argv)
static void init_locale(void)
{
product_info_t *info;
char desc[128], locale[PATH_MAX];
int ret = 0;
char locale[PATH_MAX];

/* Set the locale */
setlocale (LC_ALL, "");
#ifdef UINSTALL_UI
strcpy(locale, "locale");
#else
snprintf(locale, sizeof(locale), "%s/.loki/installed/locale", getenv("HOME"));
#endif
bindtextdomain (PACKAGE, locale);
textdomain (PACKAGE);

current_locale = getenv("LC_ALL");

if(!current_locale) {
current_locale = getenv("LC_MESSAGES");
if(!current_locale) {
current_locale = getenv("LANG");
}
}
}

#ifdef UNINSTALL_UI
static void goto_installpath(char *argv0)
{
char temppath[PATH_MAX];
char datapath[PATH_MAX];
char *home;

home = getenv("HOME");
if ( ! home ) {
home = ".";
}

strcpy(temppath, argv0); /* If this overflows, it's your own fault :) */
if ( ! strrchr(temppath, '/') ) {
char *path;
char *last;
int found;

found = 0;
path = getenv("PATH");
do {
/* Initialize our filename variable */
temppath[0] = '\0';

/* Get next entry from path variable */
last = strchr(path, ':');
if ( ! last )
last = path+strlen(path);

/* Perform tilde expansion */
if ( *path == '~' ) {
strcpy(temppath, home);
++path;
}

/* Fill in the rest of the filename */
if ( last > (path+1) ) {
strncat(temppath, path, (last-path));
strcat(temppath, "/");
}
strcat(temppath, "./");
strcat(temppath, argv0);

/* See if it exists, and update path */
if ( access(temppath, X_OK) == 0 ) {
++found;
}
path = last+1;

} while ( *last && !found );

} else {
/* Increment argv0 to the basename */
argv0 = strrchr(argv0, '/')+1;
}

/* Now canonicalize it to a full pathname for the data path */
datapath[0] = '\0';
if ( realpath(temppath, datapath) ) {
/* There should always be '/' in the path */
*(strrchr(datapath, '/')) = '\0';
}
if ( ! *datapath || (chdir(datapath) < 0) ) {
fprintf(stderr, "Couldn't change to install directory\n");
exit(1);
}
}
#endif /* UNINSTALL_UI */

int main(int argc, char *argv[])
{
product_info_t *info;
char desc[128];
int ret = 0;

#ifdef UNINSTALL_UI
goto_installpath(argv[0]);
#endif

/* Set the locale */
init_locale();

#ifdef UNINSTALL_UI
if ( argc < 2 ) {
return uninstall_ui(argc, argv);
}
#endif
if ( argc < 2 ) {
print_usage(argv[0]);
return 1;
}

signal(SIGINT, emergency_exit);
signal(SIGTERM, emergency_exit);
/* Add emergency signal handlers */
signal(SIGHUP, emergency_exit);
signal(SIGINT, emergency_exit);
signal(SIGQUIT, emergency_exit);
signal(SIGTERM, emergency_exit);

if ( !strcmp(argv[1], "-l") ) {
const char *product;
printf(_("Installed products:\n"));
for( product = loki_getfirstproduct(); product; product = loki_getnextproduct() ) {
product_t *prod = loki_openproduct(product);
prod = loki_openproduct(product);
printf("\t%s: ", product);
if ( prod ) {
info = loki_getinfo_product(prod);
Expand Down Expand Up @@ -289,7 +391,7 @@ int main(int argc, char **argv)
} else { /* Uninstall a single component */
comp = loki_find_component(prod, argv[2]);
if ( comp ) {
if ( ! check_permissions(info) )
if ( ! check_permissions(info, 1) )
return 1;
uninstall_component(comp, info);
loki_closeproduct(prod);
Expand All @@ -299,7 +401,7 @@ int main(int argc, char **argv)
}
} else {
/* Uninstall the damn thing */
if ( ! check_permissions(info) )
if ( ! check_permissions(info, 1) )
return 1;
if ( ! perform_uninstall(prod, info) ) {
fprintf(stderr, _("An error occured during the uninstallation process.\n"));
Expand Down
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