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-rw-r--r--src/pacman/pacman.c212
-rw-r--r--src/pacman/util.c57
-rw-r--r--src/pacman/util.h2
3 files changed, 269 insertions, 2 deletions
diff --git a/src/pacman/pacman.c b/src/pacman/pacman.c
index 0b95ac15..e53eb2f8 100644
--- a/src/pacman/pacman.c
+++ b/src/pacman/pacman.c
@@ -456,6 +456,218 @@ static int parseargs(int argc, char *argv[])
return(0);
}
+/* The real parseconfig. Called with a null section argument by the publicly
+ * visible parseconfig so we can recall from within ourself on an include */
+static int _parseconfig(const char *file, const char *givensection)
+{
+ FILE *fp = NULL;
+ char line[PATH_MAX+1];
+ int linenum = 0;
+ char *ptr, *section = NULL;
+ pmdb_t *db = NULL;
+
+ fp = fopen(file, "r");
+ if(fp == NULL) {
+ return(1);
+ }
+
+ if(givensection != NULL) {
+ section = strdup(givensection);
+ }
+
+ while(fgets(line, PATH_MAX, fp)) {
+ linenum++;
+ strtrim(line);
+
+ /* ignore whole line and end of line comments */
+ if(strlen(line) == 0 || line[0] == '#') {
+ continue;
+ }
+ if((ptr = strchr(line, '#'))) {
+ *ptr = '\0';
+ }
+
+ if(line[0] == '[' && line[strlen(line)-1] == ']') {
+ /* new config section, skip the '[' */
+ ptr = &line[1];
+ if(section) {
+ free(section);
+ }
+ section = strdup(ptr);
+ section[strlen(section)-1] = '\0';
+ printf(_("config: new section '%s'"), section);
+ if(!strlen(section)) {
+ printf("PM_ERR_CONF_BAD_SECTION");
+ return(1);
+ }
+ if(!strcmp(section, "local")) {
+ printf("PM_ERR_CONF_LOCAL");
+ return(1);
+ }
+ } else {
+ /* directive */
+ char *key;
+ const char *upperkey;
+
+ /* strsep modifies the 'line' string: 'key \0 ptr' */
+ key = line;
+ ptr = line;
+ strsep(&ptr, "=");
+ strtrim(key);
+ strtrim(ptr);
+
+ if(key == NULL) {
+ printf("PM_ERR_CONF_BAD_SYNTAX");
+ return(1);
+ }
+ upperkey = strtoupper(strdup(key));
+ if(!strlen(section) && strcmp(key, "INCLUDE")) {
+ printf("PM_ERR_CONF_DIRECTIVE_OUTSIDE_SECTION");
+ return(1);
+ }
+ if(ptr == NULL) {
+ /* directives without settings */
+ /* TODO shouldn't we check if these are in the [options] section? */
+ if(strcmp(key, "NoPassiveFTP") == 0 || strcmp(upperkey, "NOPASSIVEFTP") == 0) {
+ alpm_option_set_nopassiveftp(1);
+ printf(_("config: nopassiveftp"));
+ } else if(strcmp(key, "UseSyslog") == 0 || strcmp(upperkey, "USESYSLOG") == 0) {
+ alpm_option_set_usesyslog(1);
+ printf(_("config: usesyslog"));
+ } else if(strcmp(key, "ILoveCandy") == 0 || strcmp(upperkey, "ILOVECANDY") == 0) {
+ alpm_option_set_chomp(1);
+ printf(_("config: chomp"));
+ } else if(strcmp(key, "UseColor") == 0 || strcmp(upperkey, "USECOLOR") == 0) {
+ alpm_option_set_usecolor(1);
+ printf(_("config: usecolor"));
+ } else if(strcmp(key, "ShowSize") == 0 || strcmp(upperkey, "SHOWSIZE") == 0) {
+ alpm_option_set_showsize(1);
+ printf(_("config: showsize"));
+ } else {
+ printf("PM_ERR_CONF_BAD_SYNTAX");
+ return(1);
+ }
+ } else {
+ /* directives with settings */
+ if(strcmp(key, "Include") == 0 || strcmp(upperkey, "INCLUDE") == 0) {
+ printf(_("config: including %s"), ptr);
+ _parseconfig(ptr, section);
+ } else if(strcmp(section, "options") == 0) {
+ if(strcmp(key, "NoUpgrade") == 0 || strcmp(upperkey, "NOUPGRADE") == 0) {
+ /* TODO functionalize this */
+ char *p = ptr;
+ char *q;
+
+ while((q = strchr(p, ' '))) {
+ *q = '\0';
+ alpm_option_add_noupgrade(p);
+ printf(_("config: noupgrade: %s"), p);
+ p = q;
+ p++;
+ }
+ alpm_option_add_noupgrade(p);
+ printf(_("config: noupgrade: %s"), p);
+ } else if(strcmp(key, "NoExtract") == 0 || strcmp(upperkey, "NOEXTRACT") == 0) {
+ char *p = ptr;
+ char *q;
+
+ while((q = strchr(p, ' '))) {
+ *q = '\0';
+ alpm_option_add_noextract(p);
+ printf(_("config: noextract: %s"), p);
+ p = q;
+ p++;
+ }
+ alpm_option_add_noextract(p);
+ printf(_("config: noextract: %s"), p);
+ } else if(strcmp(key, "IgnorePkg") == 0 || strcmp(upperkey, "IGNOREPKG") == 0) {
+ char *p = ptr;
+ char *q;
+
+ while((q = strchr(p, ' '))) {
+ *q = '\0';
+ alpm_option_add_ignorepkg(p);
+ printf(_("config: ignorepkg: %s"), p);
+ p = q;
+ p++;
+ }
+ alpm_option_add_ignorepkg(p);
+ printf(_("config: ignorepkg: %s"), p);
+ } else if(strcmp(key, "HoldPkg") == 0 || strcmp(upperkey, "HOLDPKG") == 0) {
+ char *p = ptr;
+ char *q;
+
+ while((q = strchr(p, ' '))) {
+ *q = '\0';
+ alpm_option_add_holdpkg(p);
+ printf(_("config: holdpkg: %s"), p);
+ p = q;
+ p++;
+ }
+ alpm_option_add_holdpkg(p);
+ printf(_("config: holdpkg: %s"), p);
+ } else if(strcmp(key, "DBPath") == 0 || strcmp(upperkey, "DBPATH") == 0) {
+ alpm_option_set_dbpath(ptr);
+ printf(_("config: dbpath: %s"), ptr);
+ } else if(strcmp(key, "CacheDir") == 0 || strcmp(upperkey, "CACHEDIR") == 0) {
+ alpm_option_set_cachedir(ptr);
+ printf(_("config: cachedir: %s"), ptr);
+ } else if(strcmp(key, "RootDir") == 0 || strcmp(upperkey, "ROOTDIR") == 0) {
+ alpm_option_set_root(ptr);
+ printf(_("config: rootdir: %s"), ptr);
+ } else if (strcmp(key, "LogFile") == 0 || strcmp(upperkey, "LOGFILE") == 0) {
+ alpm_option_set_logfile(ptr);
+ printf(_("config: logfile: %s"), ptr);
+ } else if (strcmp(key, "LockFile") == 0 || strcmp(upperkey, "LOCKFILE") == 0) {
+ alpm_option_set_lockfile(ptr);
+ printf(_("config: lockfile: %s"), ptr);
+ } else if (strcmp(key, "XferCommand") == 0 || strcmp(upperkey, "XFERCOMMAND") == 0) {
+ alpm_option_set_xfercommand(ptr);
+ printf(_("config: xfercommand: %s"), ptr);
+ } else if (strcmp(key, "UpgradeDelay") == 0 || strcmp(upperkey, "UPGRADEDELAY") == 0) {
+ /* The config value is in days, we use seconds */
+ time_t ud = atol(ptr) * 60 * 60 *24;
+ alpm_option_set_upgradedelay(ud);
+ printf(_("config: upgradedelay: %d"), (int)ud);
+ } else {
+ printf("PM_ERR_CONF_BAD_SYNTAX");
+ return(1);
+ }
+ } else {
+ if(strcmp(key, "Server") == 0 || strcmp(upperkey, "SERVER") == 0) {
+ /* let's attempt a replacement for the current repo */
+ char *server = strreplace(ptr, "$repo", section);
+
+ if(alpm_db_setserver(db, server) != 0) {
+ /* pm_errno is set by alpm_db_setserver */
+ return(-1);
+ }
+
+ free(server);
+ } else {
+ printf("PM_ERR_CONF_BAD_SYNTAX");
+ return(1);
+ }
+ }
+ line[0] = '\0';
+ }
+ }
+ }
+ fclose(fp);
+
+ return(0);
+}
+
+/** Parse a configuration file.
+ * @param file path to the config file.
+ * @return 0 on success, non-zero on error
+ */
+int parseconfig(const char *file)
+{
+ /* call the real parseconfig function with a null section argument */
+ return(_parseconfig(file, NULL));
+}
+
/**
* @brief Main function.
*
diff --git a/src/pacman/util.c b/src/pacman/util.c
index a5876122..406145e3 100644
--- a/src/pacman/util.c
+++ b/src/pacman/util.c
@@ -209,6 +209,12 @@ char *strtoupper(char *str)
char *strtrim(char *str)
{
char *pch = str;
+
+ if(*str == '\0') {
+ /* string is empty, so we're done. */
+ return(str);
+ }
+
while(isspace(*pch)) {
pch++;
}
@@ -216,13 +222,62 @@ char *strtrim(char *str)
memmove(str, pch, (strlen(pch) + 1));
}
+ /* check if there wasn't anything but whitespace in the string. */
+ if(*str == '\0') {
+ return(str);
+ }
+
pch = (str + (strlen(str) - 1));
while(isspace(*pch)) {
pch--;
}
*++pch = '\0';
- return str;
+ return(str);
+}
+
+/* Helper function for strreplace */
+static void _strnadd(char **str, const char *append, unsigned int count)
+{
+ if(*str) {
+ *str = realloc(*str, strlen(*str) + count + 1);
+ } else {
+ *str = calloc(sizeof(char), count + 1);
+ }
+
+ strncat(*str, append, count);
+}
+
+/* Replace all occurances of 'needle' with 'replace' in 'str', returning
+ * a new string (must be free'd) */
+char *strreplace(const char *str, const char *needle, const char *replace)
+{
+ const char *p, *q;
+ p = q = str;
+
+ char *newstr = NULL;
+ unsigned int needlesz = strlen(needle),
+ replacesz = strlen(replace);
+
+ while (1) {
+ q = strstr(p, needle);
+ if(!q) { /* not found */
+ if(*p) {
+ /* add the rest of 'p' */
+ _strnadd(&newstr, p, strlen(p));
+ }
+ break;
+ } else { /* found match */
+ if(q > p){
+ /* add chars between this occurance and last occurance, if any */
+ _strnadd(&newstr, p, q - p);
+ }
+ _strnadd(&newstr, replace, replacesz);
+ p = q + needlesz;
+ }
+ }
+
+ return newstr;
}
void list_display(const char *title, alpm_list_t *list)
diff --git a/src/pacman/util.h b/src/pacman/util.h
index 755b30e1..80d1b02c 100644
--- a/src/pacman/util.h
+++ b/src/pacman/util.h
@@ -43,7 +43,7 @@ int rmrf(const char *path);
void indentprint(const char *str, int indent);
char *strtoupper(char *str);
char *strtrim(char *str);
-int reg_match(char *string, char *pattern);
+char *strreplace(const char *str, const char *needle, const char *replace);
void list_display(const char *title, alpm_list_t *list);
void display_targets(alpm_list_t *syncpkgs);
int yesno(char *fmt, ...);
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-24 10:37:48 +0000