tree-wide: use '"' instead of '\"'

The escape used previously was redundant and made things more confusing.

src/basic/env-file.c

@@ -112,7 +112,7 @@ static int parse_env_file_internal(
 
                         } else if (c == '\'')
                                 state = SINGLE_QUOTE_VALUE;
-                        else if (c == '\"')
+                        else if (c == '"')
                                 state = DOUBLE_QUOTE_VALUE;
                         else if (c == '\\')
                                 state = VALUE_ESCAPE;
@@ -195,7 +195,7 @@ static int parse_env_file_internal(
                         break;
 
                 case DOUBLE_QUOTE_VALUE:
-                        if (c == '\"')
+                        if (c == '"')
                                 state = PRE_VALUE;
                         else if (c == '\\')
                                 state = DOUBLE_QUOTE_VALUE_ESCAPE;
@@ -517,7 +517,7 @@ static void write_env_var(FILE *f, const char *v) {
         fwrite_unlocked(v, 1, p-v, f);
 
         if (string_has_cc(p, NULL) || chars_intersect(p, WHITESPACE SHELL_NEED_QUOTES)) {
-                fputc_unlocked('\"', f);
+                fputc_unlocked('"', f);
 
                 for (; *p; p++) {
                         if (strchr(SHELL_NEED_ESCAPE, *p))
@@ -526,7 +526,7 @@ static void write_env_var(FILE *f, const char *v) {
                         fputc_unlocked(*p, f);
                 }
 
-                fputc_unlocked('\"', f);
+                fputc_unlocked('"', f);
         } else
                 fputs_unlocked(p, f);
 

src/boot/efi/boot.c

@@ -1000,7 +1000,7 @@ skip:
                 value++;
 
         /* unquote */
-        if (value[0] == '\"' && line[linelen-1] == '\"') {
+        if (value[0] == '"' && line[linelen-1] == '"') {
                 value++;
                 line[linelen-1] = '\0';
         }

src/shared/logs-show.c

@@ -724,7 +724,7 @@ void json_escape(
 
                 fputs(" ]", f);
         } else {
-                fputc('\"', f);
+                fputc('"', f);
 
                 while (l > 0) {
                         if (IN_SET(*p, '"', '\\')) {
@@ -741,7 +741,7 @@ void json_escape(
                         l--;
                 }
 
-                fputc('\"', f);
+                fputc('"', f);
         }
 }
 

src/shared/xml.c

@@ -191,7 +191,7 @@ int xml_tokenize(const char **p, char **name, void **state, unsigned *line) {
                         if (*c == '=') {
                                 c++;
 
-                                if (IN_SET(*c, '\'', '\"')) {
+                                if (IN_SET(*c, '\'', '"')) {
                                         /* Tag with a quoted value */
 
                                         e = strchr(c+1, *c);