src/string.c

changeset 1415
40074e643663
parent 1413
c5a225d7228c
--- a/src/string.c	Thu Oct 02 21:31:52 2025 +0200
+++ b/src/string.c	Fri Oct 03 18:58:44 2025 +0200
@@ -37,6 +37,7 @@
 #include <errno.h>
 #include <limits.h>
 #include <float.h>
+#include <ctype.h>
 
 #ifdef _WIN32
 #define cx_strcasecmp_impl _strnicmp
@@ -529,19 +530,13 @@
     return result;
 }
 
-static bool str_isspace(char c) {
-    // TODO: remove once UCX has public API for this
-    return c == ' ' || c == '\t' || c == '\r' || c == '\n' || c == '\v' || c == '\f';
-}
-
 cxstring cx_strtrim(cxstring string) {
     cxstring result = string;
-    // TODO: optimize by comparing multiple bytes at once
-    while (result.length > 0 && str_isspace(*result.ptr)) {
+    while (result.length > 0 && isspace((unsigned char)(result.ptr[0]))) {
         result.ptr++;
         result.length--;
     }
-    while (result.length > 0 && str_isspace(result.ptr[result.length - 1])) {
+    while (result.length > 0 && isspace((unsigned char)result.ptr[result.length - 1])) {
         result.length--;
     }
     return result;
@@ -966,11 +961,6 @@
     return 0;
 }
 
-static bool str_isdigit(char c) {
-    // TODO: remove once UCX has public API for this
-    return c >= '0' && c <= '9';
-}
-
 int cx_strtod_lc_(cxstring str, double *output, char decsep, const char *groupsep) {
     // TODO: overflow check
     // TODO: increase precision
@@ -1003,7 +993,7 @@
     // parse all digits until we find the decsep
     size_t pos = 0;
     do {
-        if (str_isdigit(str.ptr[pos])) {
+        if (isdigit((unsigned char)str.ptr[pos])) {
             result = result * 10 + (str.ptr[pos] - '0');
         } else if (strchr(groupsep, str.ptr[pos]) == NULL) {
             break;
@@ -1032,7 +1022,7 @@
         // parse everything until exponent or end
         double factor = 1.;
         do {
-            if (str_isdigit(str.ptr[pos])) {
+            if (isdigit((unsigned char)str.ptr[pos])) {
                 factor *= 0.1;
                 result = result + factor * (str.ptr[pos] - '0');
             } else if (strchr(groupsep, str.ptr[pos]) == NULL) {
@@ -1073,7 +1063,7 @@
     // parse the exponent
     unsigned int exp = 0;
     do {
-        if (str_isdigit(str.ptr[pos])) {
+        if (isdigit((unsigned char)str.ptr[pos])) {
             exp = 10 * exp + (str.ptr[pos] - '0');
         } else if (strchr(groupsep, str.ptr[pos]) == NULL) {
             errno = EINVAL;

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